Merge branch 'main' of https://github.com/manojown/authorizer into feat/couchbase-db-support

2022-12-29 16:04:26 +05:30 · 2022-12-29 16:04:26 +05:30 · 2052b850a3
commit 2052b850a3
parent fe862a50e5 7a28795fa0
45 changed files with 2002 additions and 2439 deletions
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@ -19,19 +19,27 @@ on:

 jobs:
  releases:
-    name: Release Authorizer Binary
+    name: Release Authorizer
    runs-on: ubuntu-latest
    steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
      - uses: actions/setup-node@v2
        with:
          node-version: '16'
+      - # Add support for more platforms with QEMU (optional)
+        # https://github.com/docker/setup-qemu-action
+        name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+        with:
+          platforms: linux/amd64,linux/arm64
      - uses: actions/setup-go@v2
        with:
-          go-version: '^1.17.3'
+          go-version: '^1.19.1'
      - name: Install dependencies
        run: |
-          sudo apt-get install build-essential wget zip gcc-mingw-w64 && \
+          sudo apt-get install build-essential wget zip  libc6-dev-arm64-cross && \
          echo "/usr/bin/x86_64-w64-mingw32-gcc" >> GITHUB_PATH && \
          wget --no-check-certificate --progress=dot:mega https://github.com/wangyoucao577/assets-uploader/releases/download/v0.3.0/github-assets-uploader-v0.3.0-linux-amd64.tar.gz -O github-assets-uploader.tar.gz && \
          tar -zxf github-assets-uploader.tar.gz && \
@ -44,25 +52,26 @@ jobs:
        run: whereis go
      - name: Print Go Version
        run: go version
+      - name: Install gox
+        run: go install github.com/mitchellh/gox@latest
      - name: Set VERSION env
        run: echo VERSION=$(basename ${GITHUB_REF}) >> ${GITHUB_ENV}
      - name: Copy .env file
        run: mv .env.sample .env
-      - name: Package files for windows
+      - name: Build package
        run: |
          make clean && \
-          CGO_ENABLED=1 GOOS=windows CC=/usr/bin/x86_64-w64-mingw32-gcc make && \
-          mv build/server build/server.exe && \
-          zip -vr authorizer-${VERSION}-windows-amd64.zip .env app/build build templates dashboard/build
-      - name: Package files for linux
-        run: |
-          make clean && \
-          CGO_ENABLED=1 make && \
-          tar cvfz authorizer-${VERSION}-linux-amd64.tar.gz .env app/build build templates dashboard/build
+          make build && \
+          mkdir -p authorizer-${VERSION}-darwin-amd64/build authorizer-${VERSION}-darwin-amd64/app authorizer-${VERSION}-darwin-amd64/dashboard && cp build/darwin/amd64/server authorizer-${VERSION}-darwin-amd64/build/ && cp .env authorizer-${VERSION}-darwin-amd64/.env && cp -rf app/build authorizer-${VERSION}-darwin-amd64/app/build && cp -rf templates authorizer-${VERSION}-darwin-amd64/ && cp -rf dashboard/build authorizer-${VERSION}-darwin-amd64/dashboard/build && tar cvfz authorizer-${VERSION}-darwin-amd64.tar.gz authorizer-${VERSION}-darwin-amd64 && \
+          mkdir -p authorizer-${VERSION}-linux-amd64/build authorizer-${VERSION}-linux-amd64/app authorizer-${VERSION}-linux-amd64/dashboard && cp build/linux/amd64/server authorizer-${VERSION}-linux-amd64/build/ && cp .env authorizer-${VERSION}-linux-amd64/.env && cp -rf app/build authorizer-${VERSION}-linux-amd64/app/build && cp -rf templates authorizer-${VERSION}-linux-amd64/ && cp -rf dashboard/build authorizer-${VERSION}-linux-amd64/dashboard/build && tar cvfz authorizer-${VERSION}-linux-amd64.tar.gz authorizer-${VERSION}-linux-amd64 && \
+          mkdir -p authorizer-${VERSION}-linux-arm64/build authorizer-${VERSION}-linux-arm64/app authorizer-${VERSION}-linux-arm64/dashboard && cp build/linux/arm64/server authorizer-${VERSION}-linux-arm64/build/ && cp .env authorizer-${VERSION}-linux-arm64/.env && cp -rf app/build authorizer-${VERSION}-linux-arm64/app/build && cp -rf templates authorizer-${VERSION}-linux-arm64/ && cp -rf dashboard/build authorizer-${VERSION}-linux-arm64/dashboard/build && tar cvfz authorizer-${VERSION}-linux-arm64.tar.gz authorizer-${VERSION}-linux-arm64 && \
+          mkdir -p authorizer-${VERSION}-windows-amd64/build authorizer-${VERSION}-windows-amd64/app authorizer-${VERSION}-windows-amd64/dashboard && cp build/windows/amd64/server.exe authorizer-${VERSION}-windows-amd64/build/ && cp .env authorizer-${VERSION}-windows-amd64/.env && cp -rf app/build authorizer-${VERSION}-windows-amd64/app/build && cp -rf templates authorizer-${VERSION}-windows-amd64/ && cp -rf dashboard/build authorizer-${VERSION}-windows-amd64/dashboard/build && zip -vr authorizer-${VERSION}-windows-amd64.zip authorizer-${VERSION}-windows-amd64
      - name: Upload assets
        run: |
-          github-assets-uploader -f authorizer-${VERSION}-windows-amd64.zip -mediatype application/zip -repo authorizerdev/authorizer -token ${{secrets.RELEASE_TOKEN}} -tag ${VERSION} && \
+          github-assets-uploader -f authorizer-${VERSION}-darwin-amd64.tar.gz -mediatype application/gzip -repo authorizerdev/authorizer -token ${{secrets.RELEASE_TOKEN}} -tag ${VERSION}
          github-assets-uploader -f authorizer-${VERSION}-linux-amd64.tar.gz -mediatype application/gzip -repo authorizerdev/authorizer -token ${{secrets.RELEASE_TOKEN}} -tag ${VERSION}
+          github-assets-uploader -f authorizer-${VERSION}-linux-arm64.tar.gz -mediatype application/gzip -repo authorizerdev/authorizer -token ${{secrets.RELEASE_TOKEN}} -tag ${VERSION}
+          github-assets-uploader -f authorizer-${VERSION}-windows-amd64.zip -mediatype application/zip -repo authorizerdev/authorizer -token ${{secrets.RELEASE_TOKEN}} -tag ${VERSION}
      - name: Log in to Docker Hub
        uses: docker/login-action@v1
        with:
@ -74,6 +83,11 @@ jobs:
        uses: docker/metadata-action@v3
        with:
          images: lakhansamani/authorizer
+          tags: |
+            type=schedule
+            type=ref,event=branch
+            type=ref,event=tag
+            type=ref,event=pr

      - name: Build and push Docker image
        uses: docker/build-push-action@v2
@ -82,5 +96,6 @@ jobs:
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
+          platforms: linux/amd64,linux/arm64
          build-args: |
            VERSION=${{ fromJSON(steps.meta.outputs.json).labels['org.opencontainers.image.version'] }}
--- a/.gitignore
+++ b/.gitignore
@ -16,3 +16,5 @@ test.db
 .yalc
 yalc.lock
 certs/
+*-shm
+*-wal
--- a/10
+++ b/10
@ -3,6 +3,12 @@ VERSION := $(or $(VERSION),$(DEFAULT_VERSION))

 cmd:
 	cd server && go build -ldflags "-w -X main.VERSION=$(VERSION)" -o '../build/server'
+build:
+	cd server && gox \
+		-osarch="linux/amd64 linux/arm64 darwin/amd64 windows/amd64" \
+		-ldflags "-w -X main.VERSION=$(VERSION)" \
+		-output="../build/{{.OS}}/{{.Arch}}/server" \
+		./...
 build-app:
 	cd app && npm i && npm run build
 build-dashboard:
@ -10,7 +16,7 @@ build-dashboard:
 clean:
 	rm -rf build
 test:
-	rm -rf server/test/test.db && rm -rf test.db && cd server && go clean --testcache && TEST_DBS="sqlite" go test -p 1 -v ./test
+	rm -rf server/test/test.db server/test/test.db-shm server/test/test.db-wal && rm -rf test.db test.db-shm test.db-wal && cd server && go clean --testcache && TEST_DBS="sqlite" go test -p 1 -v ./test
 test-mongodb:
 	docker run -d --name authorizer_mongodb_db -p 27017:27017 mongo:4.4.15
 	cd server && go clean --testcache && TEST_DBS="mongodb" go test -p 1 -v ./test
@ -32,7 +38,7 @@ test-couchbase:
 	cd server && go clean --testcache && TEST_DBS="couchbase" go test -p 1 -v ./test
 	# docker rm -vf couchbase-local-test
 test-all-db:
-	rm -rf server/test/test.db && rm -rf test.db
+	rm -rf server/test/test.db server/test/test.db-shm server/test/test.db-wal && rm -rf test.db test.db-shm test.db-wal
 	docker run -d --name authorizer_scylla_db -p 9042:9042 scylladb/scylla
 	docker run -d --name authorizer_mongodb_db -p 27017:27017 mongo:4.4.15
 	docker run -d --name authorizer_arangodb -p 8529:8529 -e ARANGO_NO_AUTH=1 arangodb/arangodb:3.8.4
--- a/app/.prettierrc.json
+++ b/app/.prettierrc.json
@ -2,5 +2,5 @@
 	"tabWidth": 2,
 	"singleQuote": true,
 	"trailingComma": "all",
-	"useTabs": false
+	"useTabs": true
 }
--- a/app/package-lock.json
+++ b/app/package-lock.json
@ -9,7 +9,7 @@
 			"version": "1.0.0",
 			"license": "ISC",
 			"dependencies": {
-				"@authorizerdev/authorizer-react": "^1.1.2",
+				"@authorizerdev/authorizer-react": "^1.1.4",
 				"@types/react": "^17.0.15",
 				"@types/react-dom": "^17.0.9",
 				"esbuild": "^0.12.17",
@ -27,9 +27,9 @@
 			}
 		},
 		"node_modules/@authorizerdev/authorizer-js": {
-			"version": "1.1.0",
-			"resolved": "https://registry.npmjs.org/@authorizerdev/authorizer-js/-/authorizer-js-1.1.0.tgz",
-			"integrity": "sha512-MdEw1SjhIm7pXq20AscHSbnAta2PC3w7GNBY52/OzmlBXUGH3ooUQX/aszbYOse3FlhapcrGrRvg4sNM7faGAg==",
+			"version": "1.1.2",
+			"resolved": "https://registry.npmjs.org/@authorizerdev/authorizer-js/-/authorizer-js-1.1.2.tgz",
+			"integrity": "sha512-22qoqBaCNMn3QRWdJXmwAZeb5X9lwhZF3y23loY0eO3xUUzBaJiltENjHynbLGCg8LGgn7UaJEKDqGfL6Rzwvg==",
 			"dependencies": {
 				"cross-fetch": "^3.1.5"
 			},
@ -38,14 +38,11 @@
 			}
 		},
 		"node_modules/@authorizerdev/authorizer-react": {
-			"version": "1.1.2",
-			"resolved": "https://registry.npmjs.org/@authorizerdev/authorizer-react/-/authorizer-react-1.1.2.tgz",
-			"integrity": "sha512-uBmuKnOVX8gp8CEUuGJuz04ep+8qMEzJXWd5leEGKYMIgolHpu/lOinnMUXhjh8YL3pA4+EhvB+hQXxUX+rRHQ==",
+			"version": "1.1.4",
+			"resolved": "https://registry.npmjs.org/@authorizerdev/authorizer-react/-/authorizer-react-1.1.4.tgz",
+			"integrity": "sha512-FBH2igXFM8+TdA2hl1S/HMzt1+OL5wWUow3+Zyiq+IkG9nIjWFlM7ebo4D0zJd875IJiabYFnXqstRABo0ysIQ==",
 			"dependencies": {
-				"@authorizerdev/authorizer-js": "^1.1.0",
-				"final-form": "^4.20.2",
-				"react-final-form": "^6.5.3",
-				"styled-components": "^5.3.0"
+				"@authorizerdev/authorizer-js": "^1.1.2"
 			},
 			"engines": {
 				"node": ">=10"
@ -469,18 +466,6 @@
 				"node": ">=0.8.0"
 			}
 		},
-		"node_modules/final-form": {
-			"version": "4.20.4",
-			"resolved": "https://registry.npmjs.org/final-form/-/final-form-4.20.4.tgz",
-			"integrity": "sha512-hyoOVVilPLpkTvgi+FSJkFZrh0Yhy4BhE6lk/NiBwrF4aRV8/ykKEyXYvQH/pfUbRkOosvpESYouFb+FscsLrw==",
-			"dependencies": {
-				"@babel/runtime": "^7.10.0"
-			},
-			"funding": {
-				"type": "opencollective",
-				"url": "https://opencollective.com/final-form"
-			}
-		},
 		"node_modules/globals": {
 			"version": "11.12.0",
 			"resolved": "https://registry.npmjs.org/globals/-/globals-11.12.0.tgz",
@ -673,33 +658,6 @@
 				"react": "17.0.2"
 			}
 		},
-		"node_modules/react-final-form": {
-			"version": "6.5.7",
-			"resolved": "https://registry.npmjs.org/react-final-form/-/react-final-form-6.5.7.tgz",
-			"integrity": "sha512-o7tvJXB+McGiXOILqIC8lnOcX4aLhIBiF/Xi9Qet35b7XOS8R7KL8HLRKTfnZWQJm6MCE15v1U0SFive0NcxyA==",
-			"dependencies": {
-				"@babel/runtime": "^7.15.4"
-			},
-			"funding": {
-				"type": "opencollective",
-				"url": "https://opencollective.com/final-form"
-			},
-			"peerDependencies": {
-				"final-form": "4.20.4",
-				"react": "^16.8.0 || ^17.0.0"
-			}
-		},
-		"node_modules/react-final-form/node_modules/@babel/runtime": {
-			"version": "7.16.7",
-			"resolved": "https://registry.npmjs.org/@babel/runtime/-/runtime-7.16.7.tgz",
-			"integrity": "sha512-9E9FJowqAsytyOY6LG+1KuueckRL+aQW+mKvXRXnuFGyRAyepJPmEo9vgMfXUA6O9u3IeEdv9MAkppFcaQwogQ==",
-			"dependencies": {
-				"regenerator-runtime": "^0.13.4"
-			},
-			"engines": {
-				"node": ">=6.9.0"
-			}
-		},
 		"node_modules/react-is": {
 			"version": "17.0.2",
 			"resolved": "https://registry.npmjs.org/react-is/-/react-is-17.0.2.tgz",
@ -876,22 +834,19 @@
 	},
 	"dependencies": {
 		"@authorizerdev/authorizer-js": {
-			"version": "1.1.0",
-			"resolved": "https://registry.npmjs.org/@authorizerdev/authorizer-js/-/authorizer-js-1.1.0.tgz",
-			"integrity": "sha512-MdEw1SjhIm7pXq20AscHSbnAta2PC3w7GNBY52/OzmlBXUGH3ooUQX/aszbYOse3FlhapcrGrRvg4sNM7faGAg==",
+			"version": "1.1.2",
+			"resolved": "https://registry.npmjs.org/@authorizerdev/authorizer-js/-/authorizer-js-1.1.2.tgz",
+			"integrity": "sha512-22qoqBaCNMn3QRWdJXmwAZeb5X9lwhZF3y23loY0eO3xUUzBaJiltENjHynbLGCg8LGgn7UaJEKDqGfL6Rzwvg==",
 			"requires": {
 				"cross-fetch": "^3.1.5"
 			}
 		},
 		"@authorizerdev/authorizer-react": {
-			"version": "1.1.2",
-			"resolved": "https://registry.npmjs.org/@authorizerdev/authorizer-react/-/authorizer-react-1.1.2.tgz",
-			"integrity": "sha512-uBmuKnOVX8gp8CEUuGJuz04ep+8qMEzJXWd5leEGKYMIgolHpu/lOinnMUXhjh8YL3pA4+EhvB+hQXxUX+rRHQ==",
+			"version": "1.1.4",
+			"resolved": "https://registry.npmjs.org/@authorizerdev/authorizer-react/-/authorizer-react-1.1.4.tgz",
+			"integrity": "sha512-FBH2igXFM8+TdA2hl1S/HMzt1+OL5wWUow3+Zyiq+IkG9nIjWFlM7ebo4D0zJd875IJiabYFnXqstRABo0ysIQ==",
 			"requires": {
-				"@authorizerdev/authorizer-js": "^1.1.0",
-				"final-form": "^4.20.2",
-				"react-final-form": "^6.5.3",
-				"styled-components": "^5.3.0"
+				"@authorizerdev/authorizer-js": "^1.1.2"
 			}
 		},
 		"@babel/code-frame": {
@ -1231,14 +1186,6 @@
 			"resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz",
 			"integrity": "sha1-G2HAViGQqN/2rjuyzwIAyhMLhtQ="
 		},
-		"final-form": {
-			"version": "4.20.4",
-			"resolved": "https://registry.npmjs.org/final-form/-/final-form-4.20.4.tgz",
-			"integrity": "sha512-hyoOVVilPLpkTvgi+FSJkFZrh0Yhy4BhE6lk/NiBwrF4aRV8/ykKEyXYvQH/pfUbRkOosvpESYouFb+FscsLrw==",
-			"requires": {
-				"@babel/runtime": "^7.10.0"
-			}
-		},
 		"globals": {
 			"version": "11.12.0",
 			"resolved": "https://registry.npmjs.org/globals/-/globals-11.12.0.tgz",
@ -1387,24 +1334,6 @@
 				"scheduler": "^0.20.2"
 			}
 		},
-		"react-final-form": {
-			"version": "6.5.7",
-			"resolved": "https://registry.npmjs.org/react-final-form/-/react-final-form-6.5.7.tgz",
-			"integrity": "sha512-o7tvJXB+McGiXOILqIC8lnOcX4aLhIBiF/Xi9Qet35b7XOS8R7KL8HLRKTfnZWQJm6MCE15v1U0SFive0NcxyA==",
-			"requires": {
-				"@babel/runtime": "^7.15.4"
-			},
-			"dependencies": {
-				"@babel/runtime": {
-					"version": "7.16.7",
-					"resolved": "https://registry.npmjs.org/@babel/runtime/-/runtime-7.16.7.tgz",
-					"integrity": "sha512-9E9FJowqAsytyOY6LG+1KuueckRL+aQW+mKvXRXnuFGyRAyepJPmEo9vgMfXUA6O9u3IeEdv9MAkppFcaQwogQ==",
-					"requires": {
-						"regenerator-runtime": "^0.13.4"
-					}
-				}
-			}
-		},
 		"react-is": {
 			"version": "17.0.2",
 			"resolved": "https://registry.npmjs.org/react-is/-/react-is-17.0.2.tgz",
--- a/app/package.json
+++ b/app/package.json
@ -6,13 +6,13 @@
 	"scripts": {
 		"build": "rm -rf build && NODE_ENV=production node ./esbuild.config.js",
 		"start": "NODE_ENV=development node ./esbuild.config.js",
-		"format": "prettier --write --use-tabs 'src/**/*.(ts|tsx|js|jsx)'"
+		"format": "prettier --write 'src/**/*.(ts|tsx|js|jsx)'"
 	},
 	"keywords": [],
 	"author": "Lakhan Samani",
 	"license": "ISC",
 	"dependencies": {
-		"@authorizerdev/authorizer-react": "^1.1.2",
+		"@authorizerdev/authorizer-react": "^1.1.4",
 		"@types/react": "^17.0.15",
 		"@types/react-dom": "^17.0.9",
 		"esbuild": "^0.12.17",
--- a/app/src/Root.tsx
+++ b/app/src/Root.tsx
@ -38,6 +38,8 @@ export default function Root({
 	const scope = searchParams.get('scope')
 		? searchParams.get('scope')?.toString().split(' ')
 		: ['openid', 'profile', 'email'];
+	const code = searchParams.get('code') || '';
+	const nonce = searchParams.get('nonce') || '';

 	const urlProps: Record<string, any> = {
 		state,
@ -58,9 +60,19 @@ export default function Root({
 		if (token) {
 			let redirectURL = config.redirectURL || '/app';
 			let params = `access_token=${token.access_token}&id_token=${token.id_token}&expires_in=${token.expires_in}&state=${globalState.state}`;
+
+			if (code !== '') {
+				params += `&code=${code}`;
+			}
+
+			if (nonce !== '') {
+				params += `&nonce=${nonce}`;
+			}
+
 			if (token.refresh_token) {
 				params += `&refresh_token=${token.refresh_token}`;
 			}
+
 			const url = new URL(redirectURL);
 			if (redirectURL.includes('?')) {
 				redirectURL = `${redirectURL}&${params}`;
@ -74,7 +86,7 @@ export default function Root({
 			}
 		}
 		return () => {};
-	}, [token]);
+	}, [token, config]);

 	if (loading) {
 		return <h1>Loading...</h1>;
@ -100,7 +112,7 @@ export default function Root({
 						<Route path="/app" exact>
 							<Login urlProps={urlProps} />
 						</Route>
-						<Route path="/app/signup" exact>
+						<Route path="/app/signup">
 							<SignUp urlProps={urlProps} />
 						</Route>
 						<Route path="/app/reset-password">
--- a/dashboard/.prettierrc.json
+++ b/dashboard/.prettierrc.json
@ -2,5 +2,5 @@
 	"tabWidth": 2,
 	"singleQuote": true,
 	"trailingComma": "all",
-	"useTabs": false
+	"useTabs": true
 }
--- a/dashboard/package-lock.json
+++ b/dashboard/package-lock.json
--- a/dashboard/src/components/UpdateEmailTemplateModal.tsx
+++ b/dashboard/src/components/UpdateEmailTemplateModal.tsx
@ -29,6 +29,10 @@ import {
 	Tbody,
 	Td,
 	Code,
+	Radio,
+	RadioGroup,
+	Stack,
+	Textarea,
 } from '@chakra-ui/react';
 import { FaPlus, FaAngleDown, FaAngleUp } from 'react-icons/fa';
 import { useClient } from 'urql';
@ -38,6 +42,7 @@ import {
 	EmailTemplateInputDataFields,
 	emailTemplateEventNames,
 	emailTemplateVariables,
+	EmailTemplateEditors,
 } from '../constants';
 import { capitalizeFirstLetter } from '../utils';
 import { AddEmailTemplate, EditEmailTemplate } from '../graphql/mutation';
@ -66,6 +71,8 @@ interface templateVariableDataTypes {
 interface emailTemplateDataType {
 	[EmailTemplateInputDataFields.EVENT_NAME]: string;
 	[EmailTemplateInputDataFields.SUBJECT]: string;
+	[EmailTemplateInputDataFields.TEMPLATE]: string;
+	[EmailTemplateInputDataFields.DESIGN]: string;
 }

 interface validatorDataType {
@ -75,6 +82,8 @@ interface validatorDataType {
 const initTemplateData: emailTemplateDataType = {
 	[EmailTemplateInputDataFields.EVENT_NAME]: emailTemplateEventNames.Signup,
 	[EmailTemplateInputDataFields.SUBJECT]: '',
+	[EmailTemplateInputDataFields.TEMPLATE]: '',
+	[EmailTemplateInputDataFields.DESIGN]: '',
 };

 const initTemplateValidatorData: validatorDataType = {
@ -91,6 +100,9 @@ const UpdateEmailTemplate = ({
 	const emailEditorRef = useRef(null);
 	const { isOpen, onOpen, onClose } = useDisclosure();
 	const [loading, setLoading] = useState<boolean>(false);
+	const [editor, setEditor] = useState<string>(
+		EmailTemplateEditors.PLAIN_HTML_EDITOR,
+	);
 	const [templateVariables, setTemplateVariables] = useState<
 		templateVariableDataTypes[]
 	>([]);
@ -107,9 +119,11 @@ const UpdateEmailTemplate = ({
 		if (selectedTemplate) {
 			const { design } = selectedTemplate;
 			try {
+				if (design) {
 					const designData = JSON.parse(design);
 					// @ts-ignore
 					emailEditorRef.current.editor.loadDesign(designData);
+				}
 			} catch (error) {
 				console.error(error);
 				onClose();
@ -136,24 +150,7 @@ const UpdateEmailTemplate = ({
 		);
 	};

-	const saveData = async () => {
-		if (!validateData()) return;
-		setLoading(true);
-		// @ts-ignore
-		return await emailEditorRef.current.editor.exportHtml(async (data) => {
-			const { design, html } = data;
-			if (!html || !design) {
-				setLoading(false);
-				return;
-			}
-			const params = {
-				[EmailTemplateInputDataFields.EVENT_NAME]:
-					templateData[EmailTemplateInputDataFields.EVENT_NAME],
-				[EmailTemplateInputDataFields.SUBJECT]:
-					templateData[EmailTemplateInputDataFields.SUBJECT],
-				[EmailTemplateInputDataFields.TEMPLATE]: html.trim(),
-				[EmailTemplateInputDataFields.DESIGN]: JSON.stringify(design),
-			};
+	const updateTemplate = async (params: emailTemplateDataType) => {
 		let res: any = {};
 		if (
 			view === UpdateModalViews.Edit &&
@ -197,9 +194,41 @@ const UpdateEmailTemplate = ({
 			setValidator({ ...initTemplateValidatorData });
 			fetchEmailTemplatesData();
 		}
-			view === UpdateModalViews.ADD && onClose();
-		});
 	};
+
+	const saveData = async () => {
+		if (!validateData()) return;
+		setLoading(true);
+		let params: emailTemplateDataType = {
+			[EmailTemplateInputDataFields.EVENT_NAME]:
+				templateData[EmailTemplateInputDataFields.EVENT_NAME],
+			[EmailTemplateInputDataFields.SUBJECT]:
+				templateData[EmailTemplateInputDataFields.SUBJECT],
+			[EmailTemplateInputDataFields.TEMPLATE]:
+				templateData[EmailTemplateInputDataFields.TEMPLATE],
+			[EmailTemplateInputDataFields.DESIGN]: '',
+		};
+		if (editor === EmailTemplateEditors.UNLAYER_EDITOR) {
+			// @ts-ignore
+			await emailEditorRef.current.editor.exportHtml(async (data) => {
+				const { design, html } = data;
+				if (!html || !design) {
+					setLoading(false);
+					return;
+				}
+				params = {
+					...params,
+					[EmailTemplateInputDataFields.TEMPLATE]: html.trim(),
+					[EmailTemplateInputDataFields.DESIGN]: JSON.stringify(design),
+				};
+				await updateTemplate(params);
+			});
+		} else {
+			await updateTemplate(params);
+		}
+		view === UpdateModalViews.ADD && onClose();
+	};
+
 	const resetData = () => {
 		if (selectedTemplate) {
 			setTemplateData(selectedTemplate);
@ -207,6 +236,8 @@ const UpdateEmailTemplate = ({
 			setTemplateData({ ...initTemplateData });
 		}
 	};
+
+	// set template data if edit modal is open
 	useEffect(() => {
 		if (
 			isOpen &&
@ -214,10 +245,12 @@ const UpdateEmailTemplate = ({
 			selectedTemplate &&
 			Object.keys(selectedTemplate || {}).length
 		) {
-			const { id, created_at, template, design, ...rest } = selectedTemplate;
+			const { id, created_at, ...rest } = selectedTemplate;
 			setTemplateData(rest);
 		}
 	}, [isOpen]);
+
+	// set template variables
 	useEffect(() => {
 		const updatedTemplateVariables = Object.entries(
 			emailTemplateVariables,
@ -244,6 +277,51 @@ const UpdateEmailTemplate = ({
 		setTemplateVariables(updatedTemplateVariables);
 	}, [templateData[EmailTemplateInputDataFields.EVENT_NAME]]);

+	// change editor
+	useEffect(() => {
+		if (isOpen && selectedTemplate) {
+			const { design } = selectedTemplate;
+			if (design) {
+				setEditor(EmailTemplateEditors.UNLAYER_EDITOR);
+			} else {
+				setEditor(EmailTemplateEditors.PLAIN_HTML_EDITOR);
+			}
+		}
+	}, [isOpen, selectedTemplate]);
+
+	// reset fields when editor is changed
+	useEffect(() => {
+		if (selectedTemplate?.design) {
+			if (editor === EmailTemplateEditors.UNLAYER_EDITOR) {
+				setTemplateData({
+					...templateData,
+					[EmailTemplateInputDataFields.TEMPLATE]: selectedTemplate.template,
+					[EmailTemplateInputDataFields.DESIGN]: selectedTemplate.design,
+				});
+			} else {
+				setTemplateData({
+					...templateData,
+					[EmailTemplateInputDataFields.TEMPLATE]: '',
+					[EmailTemplateInputDataFields.DESIGN]: '',
+				});
+			}
+		} else if (selectedTemplate?.template) {
+			if (editor === EmailTemplateEditors.UNLAYER_EDITOR) {
+				setTemplateData({
+					...templateData,
+					[EmailTemplateInputDataFields.TEMPLATE]: '',
+					[EmailTemplateInputDataFields.DESIGN]: '',
+				});
+			} else {
+				setTemplateData({
+					...templateData,
+					[EmailTemplateInputDataFields.TEMPLATE]: selectedTemplate?.template,
+					[EmailTemplateInputDataFields.DESIGN]: '',
+				});
+			}
+		}
+	}, [editor]);
+
 	return (
 		<>
 			{view === UpdateModalViews.ADD ? (
@ -414,7 +492,22 @@ const UpdateEmailTemplate = ({
 								alignItems="center"
 								marginBottom="2%"
 							>
-								Template Body
+								<Flex flex="1">Template Body</Flex>
+								<Flex flex="3">
+									<RadioGroup
+										onChange={(value) => setEditor(value)}
+										value={editor}
+									>
+										<Stack direction="row" spacing="50px">
+											<Radio value={EmailTemplateEditors.PLAIN_HTML_EDITOR}>
+												Plain HTML
+											</Radio>
+											<Radio value={EmailTemplateEditors.UNLAYER_EDITOR}>
+												Unlayer Editor
+											</Radio>
+										</Stack>
+									</RadioGroup>
+								</Flex>
 							</Flex>
 							<Flex
 								width="100%"
@ -423,7 +516,22 @@ const UpdateEmailTemplate = ({
 								border="1px solid"
 								borderColor="gray.200"
 							>
+								{editor === EmailTemplateEditors.UNLAYER_EDITOR ? (
 									<EmailEditor ref={emailEditorRef} onReady={onReady} />
+								) : (
+									<Textarea
+										value={templateData.template}
+										onChange={(e) => {
+											setTemplateData({
+												...templateData,
+												[EmailTemplateInputDataFields.TEMPLATE]: e.target.value,
+											});
+										}}
+										placeholder="Template HTML"
+										border="0"
+										height="500px"
+									/>
+								)}
 							</Flex>
 						</Flex>
 					</ModalBody>
--- a/dashboard/src/constants.ts
+++ b/dashboard/src/constants.ts
@ -337,3 +337,8 @@ export const webhookPayloadExample: string = `{
 	},
 	"auth_recipe":"google"
 }`;
+
+export enum EmailTemplateEditors {
+	UNLAYER_EDITOR = 'unlayer_editor',
+	PLAIN_HTML_EDITOR = 'plain_html_editor',
+}
--- a/server/constants/oauth2.go
+++ b/server/constants/oauth2.go
@ -0,0 +1,19 @@
+package constants
+
+const (
+	// - query: for Authorization Code grant. 302 Found triggers redirect.
+	ResponseModeQuery = "query"
+	// - fragment: for Implicit grant. 302 Found triggers redirect.
+	ResponseModeFragment = "fragment"
+	// - form_post: 200 OK with response parameters embedded in an HTML form as hidden parameters.
+	ResponseModeFormPost = "form_post"
+	// - web_message: For Silent Authentication. Uses HTML5 web messaging.
+	ResponseModeWebMessage = "web_message"
+
+	// For the Authorization Code grant, use response_type=code to include the authorization code.
+	ResponseTypeCode = "code"
+	// For the Implicit grant, use response_type=token to include an access token.
+	ResponseTypeToken = "token"
+	// For the Implicit grant of id_token, use response_type=id_token to include an identifier token.
+	ResponseTypeIDToken = "id_token"
+)
--- a/server/db/models/user.go
+++ b/server/db/models/user.go
@ -25,7 +25,7 @@ type User struct {
 	Nickname                 *string `json:"nickname" bson:"nickname" cql:"nickname" dynamo:"nickname"`
 	Gender                   *string `json:"gender" bson:"gender" cql:"gender" dynamo:"gender"`
 	Birthdate                *string `json:"birthdate" bson:"birthdate" cql:"birthdate" dynamo:"birthdate"`
-	PhoneNumber              *string `gorm:"unique" json:"phone_number" bson:"phone_number" cql:"phone_number" dynamo:"phone_number"`
+	PhoneNumber              *string `gorm:"index" json:"phone_number" bson:"phone_number" cql:"phone_number" dynamo:"phone_number"`
 	PhoneNumberVerifiedAt    *int64  `json:"phone_number_verified_at" bson:"phone_number_verified_at" cql:"phone_number_verified_at" dynamo:"phone_number_verified_at"`
 	Picture                  *string `json:"picture" bson:"picture" cql:"picture" dynamo:"picture"`
 	Roles                    string  `json:"roles" bson:"roles" cql:"roles" dynamo:"roles"`
--- a/server/db/providers/dynamodb/provider.go
+++ b/server/db/providers/dynamodb/provider.go
@ -26,7 +26,6 @@ func NewProvider() (*provider, error) {
 	config := aws.Config{
 		MaxRetries:                    aws.Int(3),
 		CredentialsChainVerboseErrors: aws.Bool(true), // for full error logs
-
 	}

 	if awsRegion != "" {
--- a/server/db/providers/sql/provider.go
+++ b/server/db/providers/sql/provider.go
@ -1,17 +1,15 @@
 package sql

 import (
-	"fmt"
-	"log"
-	"os"
 	"time"

 	"github.com/authorizerdev/authorizer/server/constants"
 	"github.com/authorizerdev/authorizer/server/db/models"
 	"github.com/authorizerdev/authorizer/server/memorystore"
+	"github.com/glebarez/sqlite"
+	"github.com/sirupsen/logrus"
 	"gorm.io/driver/mysql"
 	"gorm.io/driver/postgres"
-	"gorm.io/driver/sqlite"
 	"gorm.io/driver/sqlserver"
 	"gorm.io/gorm"
 	"gorm.io/gorm/logger"
@ -37,10 +35,10 @@ func NewProvider() (*provider, error) {
 	var sqlDB *gorm.DB
 	var err error
 	customLogger := logger.New(
-		log.New(os.Stdout, "\r\n", log.LstdFlags), // io writer
+		logrus.StandardLogger(),
 		logger.Config{
 			SlowThreshold:             time.Second,  // Slow SQL threshold
-			LogLevel:                  logger.Silent, // Log level
+			LogLevel:                  logger.Error, // Log level
 			IgnoreRecordNotFoundError: true,         // Ignore ErrRecordNotFound error for logger
 			Colorful:                  false,        // Disable color
 		},
@ -61,7 +59,7 @@ func NewProvider() (*provider, error) {
 	case constants.DbTypePostgres, constants.DbTypeYugabyte, constants.DbTypeCockroachDB:
 		sqlDB, err = gorm.Open(postgres.Open(dbURL), ormConfig)
 	case constants.DbTypeSqlite:
-		sqlDB, err = gorm.Open(sqlite.Open(dbURL), ormConfig)
+		sqlDB, err = gorm.Open(sqlite.Open(dbURL+"?_pragma=busy_timeout(5000)&_pragma=journal_mode(WAL)"), ormConfig)
 	case constants.DbTypeMysql, constants.DbTypeMariaDB, constants.DbTypePlanetScaleDB:
 		sqlDB, err = gorm.Open(mysql.Open(dbURL), ormConfig)
 	case constants.DbTypeSqlserver:
@ -72,35 +70,43 @@ func NewProvider() (*provider, error) {
 		return nil, err
 	}

+	// For sqlserver, handle uniqueness of phone_number manually via extra db call
+	// during create and update mutation.
+	if sqlDB.Migrator().HasConstraint(&models.User{}, "authorizer_users_phone_number_key") {
+		err = sqlDB.Migrator().DropConstraint(&models.User{}, "authorizer_users_phone_number_key")
+		logrus.Debug("Failed to drop phone number constraint:", err)
+	}
+
 	err = sqlDB.AutoMigrate(&models.User{}, &models.VerificationRequest{}, &models.Session{}, &models.Env{}, &models.Webhook{}, models.WebhookLog{}, models.EmailTemplate{}, &models.OTP{})
 	if err != nil {
 		return nil, err
 	}

+	// IMPACT: Request user to manually delete: UQ_phone_number constraint
 	// unique constraint on phone number does not work with multiple null values for sqlserver
 	// for more information check https://stackoverflow.com/a/767702
-	if dbType == constants.DbTypeSqlserver {
-		var indexInfos []indexInfo
-		// remove index on phone number if present with different name
-		res := sqlDB.Raw("SELECT i.name AS index_name, i.type_desc AS index_algorithm, CASE i.is_unique WHEN 1 THEN 'TRUE' ELSE 'FALSE' END AS is_unique, ac.Name AS column_name FROM sys.tables AS t INNER JOIN sys.indexes AS i ON t.object_id = i.object_id INNER JOIN sys.index_columns AS ic ON ic.object_id = i.object_id AND ic.index_id = i.index_id INNER JOIN sys.all_columns AS ac ON ic.object_id = ac.object_id AND ic.column_id = ac.column_id WHERE t.name = 'authorizer_users' AND SCHEMA_NAME(t.schema_id) = 'dbo';").Scan(&indexInfos)
-		if res.Error != nil {
-			return nil, res.Error
-		}
+	// if dbType == constants.DbTypeSqlserver {
+	// 	var indexInfos []indexInfo
+	// 	// remove index on phone number if present with different name
+	// 	res := sqlDB.Raw("SELECT i.name AS index_name, i.type_desc AS index_algorithm, CASE i.is_unique WHEN 1 THEN 'TRUE' ELSE 'FALSE' END AS is_unique, ac.Name AS column_name FROM sys.tables AS t INNER JOIN sys.indexes AS i ON t.object_id = i.object_id INNER JOIN sys.index_columns AS ic ON ic.object_id = i.object_id AND ic.index_id = i.index_id INNER JOIN sys.all_columns AS ac ON ic.object_id = ac.object_id AND ic.column_id = ac.column_id WHERE t.name = 'authorizer_users' AND SCHEMA_NAME(t.schema_id) = 'dbo';").Scan(&indexInfos)
+	// 	if res.Error != nil {
+	// 		return nil, res.Error
+	// 	}

-		for _, val := range indexInfos {
-			if val.ColumnName == phoneNumberColumnName && val.IndexName != phoneNumberIndexName {
-				// drop index & create new
-				if res := sqlDB.Exec(fmt.Sprintf(`ALTER TABLE authorizer_users DROP CONSTRAINT "%s";`, val.IndexName)); res.Error != nil {
-					return nil, res.Error
-				}
+	// 	for _, val := range indexInfos {
+	// 		if val.ColumnName == phoneNumberColumnName && val.IndexName != phoneNumberIndexName {
+	// 			// drop index & create new
+	// 			if res := sqlDB.Exec(fmt.Sprintf(`ALTER TABLE authorizer_users DROP CONSTRAINT "%s";`, val.IndexName)); res.Error != nil {
+	// 				return nil, res.Error
+	// 			}

-				// create index
-				if res := sqlDB.Exec(fmt.Sprintf("CREATE UNIQUE NONCLUSTERED INDEX %s ON authorizer_users(phone_number) WHERE phone_number IS NOT NULL;", phoneNumberIndexName)); res.Error != nil {
-					return nil, res.Error
-				}
-			}
-		}
-	}
+	// 			// create index
+	// 			if res := sqlDB.Exec(fmt.Sprintf("CREATE UNIQUE NONCLUSTERED INDEX %s ON authorizer_users(phone_number) WHERE phone_number IS NOT NULL;", phoneNumberIndexName)); res.Error != nil {
+	// 				return nil, res.Error
+	// 			}
+	// 		}
+	// 	}
+	// }

 	return &provider{
 		db: sqlDB,
--- a/server/db/providers/sql/user.go
+++ b/server/db/providers/sql/user.go
@ -2,12 +2,15 @@ package sql

 import (
 	"context"
+	"fmt"
+	"strings"
 	"time"

 	"github.com/authorizerdev/authorizer/server/constants"
 	"github.com/authorizerdev/authorizer/server/db/models"
 	"github.com/authorizerdev/authorizer/server/graph/model"
 	"github.com/authorizerdev/authorizer/server/memorystore"
+	"github.com/authorizerdev/authorizer/server/refs"
 	"github.com/google/uuid"
 	"gorm.io/gorm"
 	"gorm.io/gorm/clause"
@ -27,6 +30,12 @@ func (p *provider) AddUser(ctx context.Context, user models.User) (models.User,
 		user.Roles = defaultRoles
 	}

+	if user.PhoneNumber != nil && strings.TrimSpace(refs.StringValue(user.PhoneNumber)) != "" {
+		if u, _ := p.GetUserByPhone(ctx, refs.StringValue(user.PhoneNumber)); u != nil {
+			return user, fmt.Errorf("user with given phone number already exists")
+		}
+	}
+
 	user.CreatedAt = time.Now().Unix()
 	user.UpdatedAt = time.Now().Unix()
 	user.Key = user.ID
@ -47,6 +56,12 @@ func (p *provider) AddUser(ctx context.Context, user models.User) (models.User,
 func (p *provider) UpdateUser(ctx context.Context, user models.User) (models.User, error) {
 	user.UpdatedAt = time.Now().Unix()

+	if user.PhoneNumber != nil && strings.TrimSpace(refs.StringValue(user.PhoneNumber)) != "" {
+		if u, _ := p.GetUserByPhone(ctx, refs.StringValue(user.PhoneNumber)); u != nil && u.ID != user.ID {
+			return user, fmt.Errorf("user with given phone number already exists")
+		}
+	}
+
 	result := p.db.Save(&user)

 	if result.Error != nil {
@ -58,13 +73,12 @@ func (p *provider) UpdateUser(ctx context.Context, user models.User) (models.Use

 // DeleteUser to delete user information from database
 func (p *provider) DeleteUser(ctx context.Context, user models.User) error {
-	result := p.db.Delete(&user)
-
+	result := p.db.Where("user_id = ?", user.ID).Delete(&models.Session{})
 	if result.Error != nil {
 		return result.Error
 	}

-	result = p.db.Where("user_id = ?", user.ID).Delete(&models.Session{})
+	result = p.db.Delete(&user)
 	if result.Error != nil {
 		return result.Error
 	}
@ -141,3 +155,14 @@ func (p *provider) UpdateUsers(ctx context.Context, data map[string]interface{},
 	}
 	return nil
 }
+
+func (p *provider) GetUserByPhone(ctx context.Context, phoneNumber string) (*models.User, error) {
+	var user *models.User
+	result := p.db.Where("phone_number = ?", phoneNumber).First(&user)
+
+	if result.Error != nil {
+		return user, result.Error
+	}
+
+	return user, nil
+}
--- a/server/env/env.go
+++ b/server/env/env.go
@ -332,7 +332,7 @@ func InitAllEnv() error {
 		envData[constants.EnvKeyJwtRoleClaim] = osJwtRoleClaim

 		if envData[constants.EnvKeyJwtRoleClaim] == "" {
-			envData[constants.EnvKeyJwtRoleClaim] = "role"
+			envData[constants.EnvKeyJwtRoleClaim] = "roles"
 		}
 	}
 	if osJwtRoleClaim != "" && envData[constants.EnvKeyJwtRoleClaim] != osJwtRoleClaim {
--- a/server/go.mod
+++ b/server/go.mod
@ -9,6 +9,7 @@ require (
 	github.com/coreos/go-oidc/v3 v3.1.0
 	github.com/couchbase/gocb/v2 v2.5.3 // indirect
 	github.com/gin-gonic/gin v1.8.1
+	github.com/glebarez/sqlite v1.5.0
 	github.com/go-playground/validator/v10 v10.11.1 // indirect
 	github.com/go-redis/redis/v8 v8.11.0
 	github.com/goccy/go-json v0.9.11 // indirect
@ -25,18 +26,15 @@ require (
 	github.com/stretchr/testify v1.8.0
 	github.com/vektah/gqlparser/v2 v2.5.1
 	go.mongodb.org/mongo-driver v1.8.1
-	golang.org/x/crypto v0.0.0-20220926161630-eccd6366d1be
-	golang.org/x/net v0.0.0-20220930213112-107f3e3c3b0b // indirect
+	golang.org/x/crypto v0.3.0
 	golang.org/x/oauth2 v0.0.0-20210628180205-a41e5a781914
-	golang.org/x/sys v0.0.0-20220928140112-f11e5e49a4ec // indirect
 	google.golang.org/appengine v1.6.7 // indirect
 	google.golang.org/protobuf v1.28.1 // indirect
 	gopkg.in/alexcesaro/quotedprintable.v3 v3.0.0-20150716171945-2caba252f4dc // indirect
 	gopkg.in/mail.v2 v2.3.1
 	gopkg.in/square/go-jose.v2 v2.6.0
-	gorm.io/driver/mysql v1.2.1
-	gorm.io/driver/postgres v1.2.3
-	gorm.io/driver/sqlite v1.2.6
-	gorm.io/driver/sqlserver v1.2.1
-	gorm.io/gorm v1.22.4
+	gorm.io/driver/mysql v1.4.3
+	gorm.io/driver/postgres v1.4.5
+	gorm.io/driver/sqlserver v1.4.1
+	gorm.io/gorm v1.24.1
 )
--- a/server/go.sum
+++ b/server/go.sum
@ -33,6 +33,10 @@ cloud.google.com/go/storage v1.10.0/go.mod h1:FLPqc6j+Ki4BU591ie1oL6qBQGu2Bl/tZ9
 dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
 github.com/99designs/gqlgen v0.17.20 h1:O7WzccIhKB1dm+7g6dhQcULINftfiLSBg2l/mwbpJMw=
 github.com/99designs/gqlgen v0.17.20/go.mod h1:Mja2HI23kWT1VRH09hvWshFgOzKswpO20o4ScpJIES4=
+github.com/Azure/azure-sdk-for-go/sdk/azcore v1.0.0/go.mod h1:uGG2W01BaETf0Ozp+QxxKJdMBNRWPdstHG0Fmdwn1/U=
+github.com/Azure/azure-sdk-for-go/sdk/azidentity v1.0.0/go.mod h1:+6sju8gk8FRmSajX3Oz4G5Gm7P+mbqE9FVaXXFYTkCM=
+github.com/Azure/azure-sdk-for-go/sdk/internal v1.0.0/go.mod h1:eWRD7oawr1Mu1sLCawqVc0CUiF43ia3qQMxLscsKQ9w=
+github.com/AzureAD/microsoft-authentication-library-for-go v0.4.0/go.mod h1:Vt9sXTKwMyGcOxSmLDMnGPgqsUg7m8pe215qMLrDXw4=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/BurntSushi/toml v1.1.0/go.mod h1:CxXYINrC8qIiEnFrOxCa7Jy5BFHlXnUU2pbicEuybxQ=
 github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
@ -86,12 +90,13 @@ github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSs
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/dchest/uniuri v0.0.0-20160212164326-8902c56451e9/go.mod h1:GgB8SF9nRG+GqaDtLcwJZsQFhcogVCJ79j4EdT0c2V4=
-github.com/denisenkom/go-mssqldb v0.11.0 h1:9rHa233rhdOyrz2GcP9NM+gi2psgJZ4GWDpL/7ND8HI=
-github.com/denisenkom/go-mssqldb v0.11.0/go.mod h1:xbL0rPBG9cCiLr28tMa8zpbdarY27NDyej4t/EjAShU=
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@ -103,6 +108,10 @@ github.com/gin-contrib/sse v0.1.0 h1:Y/yl/+YNO8GZSjAhjMsSuLt29uWRFHdHYUb5lYOV9qE
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@ -131,10 +140,15 @@ github.com/gocql/gocql v1.2.0/go.mod h1:3gM2c4D3AnkISwBxGnMMsS8Oy4y2lhbPRsH4xnJr
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@ -177,6 +191,7 @@ github.com/google/go-cmp v0.4.1/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/
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@ -219,8 +234,8 @@ github.com/jackc/pgconn v0.0.0-20190831204454-2fabfa3c18b7/go.mod h1:ZJKsE/KZfsU
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@ -237,31 +252,31 @@ github.com/jackc/pgproto3/v2 v2.0.0-rc3/go.mod h1:ryONWYqW6dqSg1Lw6vXNMXoBJhpzvW
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@ -272,6 +287,7 @@ github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnr
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@ -287,6 +303,7 @@ github.com/kr/pty v1.1.8/go.mod h1:O1sed60cT9XZ5uDucP5qwvh+TE3NnUj51EiZO/lmSfw=
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@ -305,8 +322,9 @@ github.com/mattn/go-isatty v0.0.12/go.mod h1:cbi8OIDigv2wuxKPP5vlRcQ1OAZbq2CE4Ky
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 github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
@ -314,7 +332,9 @@ github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd h1:TRLaZ9cD/w
 github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
 github.com/modern-go/reflect2 v1.0.2 h1:xBagoLtFs94CBntxluKeaWgTMpvLxC4ur3nMaC9Gz0M=
 github.com/modern-go/reflect2 v1.0.2/go.mod h1:yWuevngMOJpCy52FWWMvUC8ws7m/LJsjYzDa0/r8luk=
+github.com/modocache/gover v0.0.0-20171022184752-b58185e213c5/go.mod h1:caMODM3PzxT8aQXRPkAt8xlV/e7d7w8GM5g0fa5F0D8=
 github.com/montanaflynn/stats v0.0.0-20171201202039-1bf9dbcd8cbe/go.mod h1:wL8QJuTMNUDYhXwkmfOly8iTdp5TEcJFWZD2D7SIkUc=
+github.com/montanaflynn/stats v0.6.6/go.mod h1:etXPPgVO6n31NxCd9KQUMvCM+ve0ruNzt6R8Bnaayow=
 github.com/nxadm/tail v1.4.4 h1:DQuhQpB1tVlglWS2hLQ5OV6B5r8aGxSrPc5Qo6uTN78=
 github.com/nxadm/tail v1.4.4/go.mod h1:kenIhsEOeOJmVchQTgglprH7qJGnHDVpk1VPCcaMI8A=
 github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
@ -328,6 +348,8 @@ github.com/onsi/gomega v1.10.5/go.mod h1:gza4q3jKQJijlu05nKWRCW/GavJumGt8aNRxWg7
 github.com/pelletier/go-toml/v2 v2.0.1/go.mod h1:r9LEWfGN8R5k0VXJ+0BkIe7MYkRdwZOjgMj2KwnJFUo=
 github.com/pelletier/go-toml/v2 v2.0.5 h1:ipoSadvV8oGUjnUbMub59IDPPwfxF694nG/jwbMiyQg=
 github.com/pelletier/go-toml/v2 v2.0.5/go.mod h1:OMHamSCAODeSsVrwwvcJOaoN0LIUIaFVNZzmWyNfXas=
+github.com/pkg/browser v0.0.0-20210115035449-ce105d075bb4/go.mod h1:N6UoU20jOqggOuDwUaBQpluzLNDqif3kq9z2wpdYEfQ=
+github.com/pkg/browser v0.0.0-20210911075715-681adbf594b8/go.mod h1:HKlIX3XHQyzLZPlr7++PzdhaXEj94dEiJgZDTsxEqUI=
 github.com/pkg/diff v0.0.0-20210226163009-20ebb0f2a09e/go.mod h1:pJLUxLENpZxwdsKMEsNbx1VGcRFpLqf3715MtcvvzbA=
 github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
@ -335,6 +357,8 @@ github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINE
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
+github.com/remyoudompheng/bigfft v0.0.0-20200410134404-eec4a21b6bb0 h1:OdAsTTz6OkFY5QxjkYwrChwuRruF69c169dPK26NUlk=
+github.com/remyoudompheng/bigfft v0.0.0-20200410134404-eec4a21b6bb0/go.mod h1:qqbHyh8v60DhA7CoWK5oRCqLrMHRGoxYCSS9EjAz6Eo=
 github.com/robertkrimen/otto v0.0.0-20211024170158-b87d35c0b86f h1:a7clxaGmmqtdNTXyvrp/lVO/Gnkzlhc/+dLs5v965GM=
 github.com/robertkrimen/otto v0.0.0-20211024170158-b87d35c0b86f/go.mod h1:/mK7FZ3mFYEn9zvNPhpngTyatyehSwte5bJZ4ehL5Xw=
 github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4=
@ -417,7 +441,6 @@ go.uber.org/zap v1.9.1/go.mod h1:vwi/ZaCAaUcBkycHslxD9B2zi4UTXhF60s6SWpuDF0Q=
 go.uber.org/zap v1.10.0/go.mod h1:vwi/ZaCAaUcBkycHslxD9B2zi4UTXhF60s6SWpuDF0Q=
 go.uber.org/zap v1.13.0/go.mod h1:zwrFLgMcdUuIBviXEYEH1YKNaOBnKXsx2IPda5bBwHM=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
-golang.org/x/crypto v0.0.0-20190325154230-a5d413f7728c/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20190411191339-88737f569e3a/go.mod h1:WFFai1msRO1wXaEeE5yQxYXgSfI8pQAWXbQop6sCtWE=
 golang.org/x/crypto v0.0.0-20190510104115-cbcb75029529/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20190605123033-f99c8df09eb5/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
@ -430,8 +453,12 @@ golang.org/x/crypto v0.0.0-20210616213533-5ff15b29337e/go.mod h1:GvvjBRRGRdwPK5y
 golang.org/x/crypto v0.0.0-20210711020723-a769d52b0f97/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
 golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
 golang.org/x/crypto v0.0.0-20211215153901-e495a2d5b3d3/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
-golang.org/x/crypto v0.0.0-20220926161630-eccd6366d1be h1:fmw3UbQh+nxngCAHrDCCztao/kbYFnWjoqop8dHx05A=
-golang.org/x/crypto v0.0.0-20220926161630-eccd6366d1be/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
+golang.org/x/crypto v0.0.0-20220511200225-c6db032c6c88/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
+golang.org/x/crypto v0.0.0-20220722155217-630584e8d5aa/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
+golang.org/x/crypto v0.0.0-20221005025214-4161e89ecf1b h1:huxqepDufQpLLIRXiVkTvnxrzJlpwmIWAObmcCcUFr0=
+golang.org/x/crypto v0.0.0-20221005025214-4161e89ecf1b/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
+golang.org/x/crypto v0.3.0 h1:a06MkbcxBrEFc0w0QIZWXrH/9cCX6KJyWbBOIwAn+7A=
+golang.org/x/crypto v0.3.0/go.mod h1:hebNnKkNXi2UzZN1eVRvBB7co0a+JxK6XbPiWVs/3J4=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190306152737-a1d7652674e8/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190510132918-efd6b22b2522/go.mod h1:ZjyILWgesfNpC6sMxTJOJm9Kp84zZh5NQWvqDGG3Qr8=
@ -495,6 +522,7 @@ golang.org/x/net v0.0.0-20200520182314-0ba52f642ac2/go.mod h1:qpuaurCH72eLCgpAm/
 golang.org/x/net v0.0.0-20200625001655-4c5254603344/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA=
 golang.org/x/net v0.0.0-20200707034311-ab3426394381/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA=
 golang.org/x/net v0.0.0-20200822124328-c89045814202/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA=
+golang.org/x/net v0.0.0-20201010224723-4f7140c49acb/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
 golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
 golang.org/x/net v0.0.0-20201202161906-c7110b5ffcbb/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
 golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
@ -502,12 +530,15 @@ golang.org/x/net v0.0.0-20211015210444-4f30a5c0130f/go.mod h1:9nx3DQGgdP8bBQD5qx
 golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
 golang.org/x/net v0.0.0-20211216030914-fe4d6282115f/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
 golang.org/x/net v0.0.0-20220127200216-cd36cc0744dd/go.mod h1:CfG3xpIq0wQ8r1q4Su4UZFWDARRcnwPjda9FqA0JpMk=
+golang.org/x/net v0.0.0-20220425223048-2871e0cb64e4/go.mod h1:CfG3xpIq0wQ8r1q4Su4UZFWDARRcnwPjda9FqA0JpMk=
 golang.org/x/net v0.0.0-20211216030914-fe4d6282115f/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
 golang.org/x/net v0.0.0-20220127200216-cd36cc0744dd h1:O7DYs+zxREGLKzKoMQrtrEacpb0ZVXA5rIwylE2Xchk=
 golang.org/x/net v0.0.0-20220127200216-cd36cc0744dd/go.mod h1:CfG3xpIq0wQ8r1q4Su4UZFWDARRcnwPjda9FqA0JpMk=
 golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
 golang.org/x/net v0.0.0-20220930213112-107f3e3c3b0b h1:uKO3Js8lXGjpjdc4J3rqs0/Ex5yDKUGfk43tTYWVLas=
 golang.org/x/net v0.0.0-20220930213112-107f3e3c3b0b/go.mod h1:YDH+HFinaLZZlnHAfSS6ZXJJ9M9t4Dl22yv3iI2vPwk=
+golang.org/x/net v0.2.0 h1:sZfSu1wtKLGlWI4ZZayP0ck9Y73K1ynO6gqzTdBVdPU=
+golang.org/x/net v0.2.0/go.mod h1:KqCZLdyyvdV855qA2rE3GC2aiw5xGR5TEjj8smXukLY=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
@ -566,12 +597,16 @@ golang.org/x/sys v0.0.0-20200803210538-64077c9b5642/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210112080510-489259a85091/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210124154548-22da62e12c0c/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20210616045830-e2b7044e8c71/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210806184541-e5e7981a1069/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20211007075335-d3039528d8ac/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20211019181941-9d821ace8654/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20211216021012-1d35b9e2eb4e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220224120231-95c6836cb0e7/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20211216021012-1d35b9e2eb4e h1:fLOSk5Q00efkSvAm+4xcoXD+RRmLmmulPn5I3Y9F2EM=
 golang.org/x/sys v0.0.0-20211216021012-1d35b9e2eb4e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
@ -580,10 +615,13 @@ golang.org/x/sys v0.0.0-20220728004956-3c1f35247d10/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220928140112-f11e5e49a4ec h1:BkDtF2Ih9xZ7le9ndzTA7KJow28VbQW3odyk/8drmuI=
 golang.org/x/sys v0.0.0-20220928140112-f11e5e49a4ec/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.2.0 h1:ljd4t30dBnAvMZaQCevtY0xLLD0A+bRZXbgLMLU1F/A=
+golang.org/x/sys v0.2.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201117132131-f5c789dd3221/go.mod h1:Nr5EML6q2oocZ2LXRh80K7BxOlk5/8JxuGnuhpl+muw=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
+golang.org/x/term v0.2.0/go.mod h1:TVmDHMZPmdnySmBfhjOoOdhjzdE1h4u1VwSiw2l1Nuc=
 golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.1-0.20180807135948-17ff2d5776d2/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
@ -594,6 +632,8 @@ golang.org/x/text v0.3.5/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.7 h1:olpwvP2KacW1ZWvsR7uQhoyTYvKAupfQrRGBFM352Gk=
 golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
+golang.org/x/text v0.4.0 h1:BrVqGRd7+k1DiOgtnFvAkoQEWQvBc25ouMJM6429SFg=
+golang.org/x/text v0.4.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
 golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/time v0.0.0-20190308202827-9d24e82272b4/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/time v0.0.0-20191024005414-555d28b269f0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
@ -644,6 +684,7 @@ golang.org/x/tools v0.0.0-20200618134242-20370b0cb4b2/go.mod h1:EkVYQZoAsY45+roY
 golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
 golang.org/x/tools v0.0.0-20200804011535-6c149bb5ef0d/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
 golang.org/x/tools v0.0.0-20200825202427-b303f430e36d/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
+golang.org/x/tools v0.0.0-20201124115921-2c860bdd6e78/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
 golang.org/x/tools v0.0.0-20201224043029-2b0845dc783e/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
 golang.org/x/tools v0.1.10/go.mod h1:Uh6Zz+xoGYZom868N8YTex3t7RhtHDBrE8Gzo9bV56E=
 golang.org/x/tools v0.1.12 h1:VveCTK38A2rkS8ZqFY25HIDFscX5X9OoEhJd3quQmXU=
@ -757,6 +798,7 @@ gopkg.in/square/go-jose.v2 v2.6.0 h1:NGk74WTnPKBNUhNzQX7PYcTLUjoq7mzKk2OKbvwk2iI
 gopkg.in/square/go-jose.v2 v2.6.0/go.mod h1:M9dMgbHiYLoDGQrXy7OpJDJWiKiU//h+vD76mk0e1AI=
 gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 h1:uRGJdciOHaEIrze2W8Q3AKkepLTh2hOroT7a+7czfdQ=
 gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
+gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
@ -767,18 +809,17 @@ gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C
 gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-gorm.io/driver/mysql v1.2.1 h1:h+3f1l9Ng2C072Y2tIiLgPpWN78r1KXL7bHJ0nTjlhU=
-gorm.io/driver/mysql v1.2.1/go.mod h1:qsiz+XcAyMrS6QY+X3M9R6b/lKM1imKmcuK9kac5LTo=
-gorm.io/driver/postgres v1.2.3 h1:f4t0TmNMy9gh3TU2PX+EppoA6YsgFnyq8Ojtddb42To=
-gorm.io/driver/postgres v1.2.3/go.mod h1:pJV6RgYQPG47aM1f0QeOzFH9HxQc8JcmAgjRCgS0wjs=
-gorm.io/driver/sqlite v1.2.6 h1:SStaH/b+280M7C8vXeZLz/zo9cLQmIGwwj3cSj7p6l4=
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+gorm.io/gorm v1.24.1 h1:CgvzRniUdG67hBAzsxDGOAuq4Te1osVMYsa1eQbd4fs=
+gorm.io/gorm v1.24.1/go.mod h1:DVrVomtaYTbqs7gB/x2uVvqnXzv0nqjB396B8cG4dBA=
 honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 honnef.co/go/tools v0.0.0-20190106161140-3f1c8253044a/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
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@ -786,6 +827,38 @@ honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWh
 honnef.co/go/tools v0.0.1-2019.2.3/go.mod h1:a3bituU0lyd329TUQxRnasdCoJDkEUEAqEt0JzvZhAg=
 honnef.co/go/tools v0.0.1-2020.1.3/go.mod h1:X/FiERA/W4tHapMX5mGpAtMSVEeEUOyHaw9vFzvIQ3k=
 honnef.co/go/tools v0.0.1-2020.1.4/go.mod h1:X/FiERA/W4tHapMX5mGpAtMSVEeEUOyHaw9vFzvIQ3k=
+lukechampine.com/uint128 v1.1.1/go.mod h1:c4eWIwlEGaxC/+H1VguhU4PHXNWDCDMUlWdIWl2j1gk=
+modernc.org/cc/v3 v3.36.2/go.mod h1:NFUHyPn4ekoC/JHeZFfZurN6ixxawE1BnVonP/oahEI=
+modernc.org/cc/v3 v3.37.0/go.mod h1:vtL+3mdHx/wcj3iEGz84rQa8vEqR6XM84v5Lcvfph20=
+modernc.org/cc/v3 v3.38.1/go.mod h1:vtL+3mdHx/wcj3iEGz84rQa8vEqR6XM84v5Lcvfph20=
+modernc.org/ccgo/v3 v3.0.0-20220904174949-82d86e1b6d56/go.mod h1:YSXjPL62P2AMSxBphRHPn7IkzhVHqkvOnRKAKh+W6ZI=
+modernc.org/ccgo/v3 v3.0.0-20220910160915-348f15de615a/go.mod h1:8p47QxPkdugex9J4n9P2tLZ9bK01yngIVp00g4nomW0=
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+modernc.org/ccorpus v1.11.6/go.mod h1:2gEUTrWqdpH2pXsmTM1ZkjeSrUWDpjMu2T6m29L/ErQ=
+modernc.org/httpfs v1.0.6/go.mod h1:7dosgurJGp0sPaRanU53W4xZYKh14wfzX420oZADeHM=
+modernc.org/libc v1.17.0/go.mod h1:XsgLldpP4aWlPlsjqKRdHPqCxCjISdHfM/yeWC5GyW0=
+modernc.org/libc v1.17.4/go.mod h1:WNg2ZH56rDEwdropAJeZPQkXmDwh+JCA1s/htl6r2fA=
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+modernc.org/mathutil v1.2.2/go.mod h1:mZW8CKdRPY1v87qxC/wUdX5O1qDzXMP5TH3wjfpga6E=
+modernc.org/mathutil v1.4.1/go.mod h1:mZW8CKdRPY1v87qxC/wUdX5O1qDzXMP5TH3wjfpga6E=
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+modernc.org/strutil v1.1.3/go.mod h1:MEHNA7PdEnEwLvspRMtWTNnp2nnyvMfkimT1NKNAGbw=
+modernc.org/tcl v1.14.0/go.mod h1:gQ7c1YPMvryCHCcmf8acB6VPabE59QBeuRQLL7cTUlM=
+modernc.org/token v1.0.0/go.mod h1:UGzOrNV1mAFSEB63lOFHIpNRUVMvYTc6yu1SMY/XTDM=
+modernc.org/token v1.0.1/go.mod h1:UGzOrNV1mAFSEB63lOFHIpNRUVMvYTc6yu1SMY/XTDM=
+modernc.org/z v1.6.0/go.mod h1:hVdgNMh8ggTuRG1rGU8x+xGRFfiQUIAw0ZqlPy8+HyQ=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
 rsc.io/quote/v3 v3.1.0/go.mod h1:yEA65RcK8LyAZtP9Kv3t0HmxON59tX3rD+tICJqUlj0=
 rsc.io/sampler v1.3.0/go.mod h1:T1hPZKmBbMNahiBKFy5HrXp6adAjACjK9JXDnKaTXpA=
--- a/server/graph/generated/generated.go
+++ b/server/graph/generated/generated.go
@ -2250,6 +2250,10 @@ input SignUpInput {
 	scope: [String!]
 	redirect_uri: String
 	is_multi_factor_auth_enabled: Boolean
+	# state is used for authorization code grant flow
+	# it is used to get code for an on-going auth process during login
+	# and use that code for setting ` + "`" + `c_hash` + "`" + ` in id_token
+	state: String
 }

 input LoginInput {
@ -2257,15 +2261,27 @@ input LoginInput {
 	password: String!
 	roles: [String!]
 	scope: [String!]
+	# state is used for authorization code grant flow
+	# it is used to get code for an on-going auth process during login
+	# and use that code for setting ` + "`" + `c_hash` + "`" + ` in id_token
+	state: String
 }

 input VerifyEmailInput {
 	token: String!
+	# state is used for authorization code grant flow
+	# it is used to get code for an on-going auth process during login
+	# and use that code for setting ` + "`" + `c_hash` + "`" + ` in id_token
+	state: String
 }

 input ResendVerifyEmailInput {
 	email: String!
 	identifier: String!
+	# state is used for authorization code grant flow
+	# it is used to get code for an on-going auth process during login
+	# and use that code for setting ` + "`" + `c_hash` + "`" + ` in id_token
+	state: String
 }

 input UpdateProfileInput {
@ -2395,7 +2411,7 @@ input AddEmailTemplateRequest {
 	event_name: String!
 	subject: String!
 	template: String!
-  design: String!
+	design: String
 }

 input UpdateEmailTemplateRequest {
@ -2413,10 +2429,18 @@ input DeleteEmailTemplateRequest {
 input VerifyOTPRequest {
 	email: String!
 	otp: String!
+	# state is used for authorization code grant flow
+	# it is used to get code for an on-going auth process during login
+	# and use that code for setting ` + "`" + `c_hash` + "`" + ` in id_token
+	state: String
 }

 input ResendOTPRequest {
 	email: String!
+	# state is used for authorization code grant flow
+	# it is used to get code for an on-going auth process during login
+	# and use that code for setting ` + "`" + `c_hash` + "`" + ` in id_token
+	state: String
 }

 type Mutation {
@ -14130,7 +14154,7 @@ func (ec *executionContext) unmarshalInputAddEmailTemplateRequest(ctx context.Co
 			var err error

 			ctx := graphql.WithPathContext(ctx, graphql.NewPathWithField("design"))
-			it.Design, err = ec.unmarshalNString2string(ctx, v)
+			it.Design, err = ec.unmarshalOString2ᚖstring(ctx, v)
 			if err != nil {
 				return it, err
 			}
@ -14455,7 +14479,7 @@ func (ec *executionContext) unmarshalInputLoginInput(ctx context.Context, obj in
 		asMap[k] = v
 	}

-	fieldsInOrder := [...]string{"email", "password", "roles", "scope"}
+	fieldsInOrder := [...]string{"email", "password", "roles", "scope", "state"}
 	for _, k := range fieldsInOrder {
 		v, ok := asMap[k]
 		if !ok {
@ -14494,6 +14518,14 @@ func (ec *executionContext) unmarshalInputLoginInput(ctx context.Context, obj in
 			if err != nil {
 				return it, err
 			}
+		case "state":
+			var err error
+
+			ctx := graphql.WithPathContext(ctx, graphql.NewPathWithField("state"))
+			it.State, err = ec.unmarshalOString2ᚖstring(ctx, v)
+			if err != nil {
+				return it, err
+			}
 		}
 	}

@ -14659,7 +14691,7 @@ func (ec *executionContext) unmarshalInputResendOTPRequest(ctx context.Context,
 		asMap[k] = v
 	}

-	fieldsInOrder := [...]string{"email"}
+	fieldsInOrder := [...]string{"email", "state"}
 	for _, k := range fieldsInOrder {
 		v, ok := asMap[k]
 		if !ok {
@ -14674,6 +14706,14 @@ func (ec *executionContext) unmarshalInputResendOTPRequest(ctx context.Context,
 			if err != nil {
 				return it, err
 			}
+		case "state":
+			var err error
+
+			ctx := graphql.WithPathContext(ctx, graphql.NewPathWithField("state"))
+			it.State, err = ec.unmarshalOString2ᚖstring(ctx, v)
+			if err != nil {
+				return it, err
+			}
 		}
 	}

@ -14687,7 +14727,7 @@ func (ec *executionContext) unmarshalInputResendVerifyEmailInput(ctx context.Con
 		asMap[k] = v
 	}

-	fieldsInOrder := [...]string{"email", "identifier"}
+	fieldsInOrder := [...]string{"email", "identifier", "state"}
 	for _, k := range fieldsInOrder {
 		v, ok := asMap[k]
 		if !ok {
@ -14710,6 +14750,14 @@ func (ec *executionContext) unmarshalInputResendVerifyEmailInput(ctx context.Con
 			if err != nil {
 				return it, err
 			}
+		case "state":
+			var err error
+
+			ctx := graphql.WithPathContext(ctx, graphql.NewPathWithField("state"))
+			it.State, err = ec.unmarshalOString2ᚖstring(ctx, v)
+			if err != nil {
+				return it, err
+			}
 		}
 	}

@ -14803,7 +14851,7 @@ func (ec *executionContext) unmarshalInputSignUpInput(ctx context.Context, obj i
 		asMap[k] = v
 	}

-	fieldsInOrder := [...]string{"email", "given_name", "family_name", "middle_name", "nickname", "gender", "birthdate", "phone_number", "picture", "password", "confirm_password", "roles", "scope", "redirect_uri", "is_multi_factor_auth_enabled"}
+	fieldsInOrder := [...]string{"email", "given_name", "family_name", "middle_name", "nickname", "gender", "birthdate", "phone_number", "picture", "password", "confirm_password", "roles", "scope", "redirect_uri", "is_multi_factor_auth_enabled", "state"}
 	for _, k := range fieldsInOrder {
 		v, ok := asMap[k]
 		if !ok {
@ -14930,6 +14978,14 @@ func (ec *executionContext) unmarshalInputSignUpInput(ctx context.Context, obj i
 			if err != nil {
 				return it, err
 			}
+		case "state":
+			var err error
+
+			ctx := graphql.WithPathContext(ctx, graphql.NewPathWithField("state"))
+			it.State, err = ec.unmarshalOString2ᚖstring(ctx, v)
+			if err != nil {
+				return it, err
+			}
 		}
 	}

@ -15815,7 +15871,7 @@ func (ec *executionContext) unmarshalInputVerifyEmailInput(ctx context.Context,
 		asMap[k] = v
 	}

-	fieldsInOrder := [...]string{"token"}
+	fieldsInOrder := [...]string{"token", "state"}
 	for _, k := range fieldsInOrder {
 		v, ok := asMap[k]
 		if !ok {
@ -15830,6 +15886,14 @@ func (ec *executionContext) unmarshalInputVerifyEmailInput(ctx context.Context,
 			if err != nil {
 				return it, err
 			}
+		case "state":
+			var err error
+
+			ctx := graphql.WithPathContext(ctx, graphql.NewPathWithField("state"))
+			it.State, err = ec.unmarshalOString2ᚖstring(ctx, v)
+			if err != nil {
+				return it, err
+			}
 		}
 	}

@ -15843,7 +15907,7 @@ func (ec *executionContext) unmarshalInputVerifyOTPRequest(ctx context.Context,
 		asMap[k] = v
 	}

-	fieldsInOrder := [...]string{"email", "otp"}
+	fieldsInOrder := [...]string{"email", "otp", "state"}
 	for _, k := range fieldsInOrder {
 		v, ok := asMap[k]
 		if !ok {
@ -15866,6 +15930,14 @@ func (ec *executionContext) unmarshalInputVerifyOTPRequest(ctx context.Context,
 			if err != nil {
 				return it, err
 			}
+		case "state":
+			var err error
+
+			ctx := graphql.WithPathContext(ctx, graphql.NewPathWithField("state"))
+			it.State, err = ec.unmarshalOString2ᚖstring(ctx, v)
+			if err != nil {
+				return it, err
+			}
 		}
 	}

--- a/server/graph/model/models_gen.go
+++ b/server/graph/model/models_gen.go
@ -6,7 +6,7 @@ type AddEmailTemplateRequest struct {
 	EventName string  `json:"event_name"`
 	Subject   string  `json:"subject"`
 	Template  string  `json:"template"`
-	Design    string `json:"design"`
+	Design    *string `json:"design"`
 }

 type AddWebhookRequest struct {
@ -151,6 +151,7 @@ type LoginInput struct {
 	Password string   `json:"password"`
 	Roles    []string `json:"roles"`
 	Scope    []string `json:"scope"`
+	State    *string  `json:"state"`
 }

 type MagicLinkLoginInput struct {
@ -200,11 +201,13 @@ type PaginationInput struct {

 type ResendOTPRequest struct {
 	Email string  `json:"email"`
+	State *string `json:"state"`
 }

 type ResendVerifyEmailInput struct {
 	Email      string  `json:"email"`
 	Identifier string  `json:"identifier"`
+	State      *string `json:"state"`
 }

 type ResetPasswordInput struct {
@ -238,6 +241,7 @@ type SignUpInput struct {
 	Scope                    []string `json:"scope"`
 	RedirectURI              *string  `json:"redirect_uri"`
 	IsMultiFactorAuthEnabled *bool    `json:"is_multi_factor_auth_enabled"`
+	State                    *string  `json:"state"`
 }

 type TestEndpointRequest struct {
@ -409,11 +413,13 @@ type VerificationRequests struct {

 type VerifyEmailInput struct {
 	Token string  `json:"token"`
+	State *string `json:"state"`
 }

 type VerifyOTPRequest struct {
 	Email string  `json:"email"`
 	Otp   string  `json:"otp"`
+	State *string `json:"state"`
 }

 type Webhook struct {
--- a/server/graph/schema.graphqls
+++ b/server/graph/schema.graphqls
@ -285,6 +285,10 @@ input SignUpInput {
 	scope: [String!]
 	redirect_uri: String
 	is_multi_factor_auth_enabled: Boolean
+	# state is used for authorization code grant flow
+	# it is used to get code for an on-going auth process during login
+	# and use that code for setting `c_hash` in id_token
+	state: String
 }

 input LoginInput {
@ -292,15 +296,27 @@ input LoginInput {
 	password: String!
 	roles: [String!]
 	scope: [String!]
+	# state is used for authorization code grant flow
+	# it is used to get code for an on-going auth process during login
+	# and use that code for setting `c_hash` in id_token
+	state: String
 }

 input VerifyEmailInput {
 	token: String!
+	# state is used for authorization code grant flow
+	# it is used to get code for an on-going auth process during login
+	# and use that code for setting `c_hash` in id_token
+	state: String
 }

 input ResendVerifyEmailInput {
 	email: String!
 	identifier: String!
+	# state is used for authorization code grant flow
+	# it is used to get code for an on-going auth process during login
+	# and use that code for setting `c_hash` in id_token
+	state: String
 }

 input UpdateProfileInput {
@ -430,7 +446,9 @@ input AddEmailTemplateRequest {
 	event_name: String!
 	subject: String!
 	template: String!
-  design: String!
+	# Design value is set when editor is used
+	# If raw HTML is used design value is set to null
+	design: String
 }

 input UpdateEmailTemplateRequest {
@ -438,6 +456,8 @@ input UpdateEmailTemplateRequest {
 	event_name: String
 	template: String
 	subject: String
+	# Design value is set when editor is used
+	# If raw HTML is used design value is set to null
 	design: String
 }

@ -448,10 +468,18 @@ input DeleteEmailTemplateRequest {
 input VerifyOTPRequest {
 	email: String!
 	otp: String!
+	# state is used for authorization code grant flow
+	# it is used to get code for an on-going auth process during login
+	# and use that code for setting `c_hash` in id_token
+	state: String
 }

 input ResendOTPRequest {
 	email: String!
+	# state is used for authorization code grant flow
+	# it is used to get code for an on-going auth process during login
+	# and use that code for setting `c_hash` in id_token
+	state: String
 }

 type Mutation {
--- a/server/handlers/authorize.go
+++ b/server/handlers/authorize.go
@ -1,10 +1,41 @@
 package handlers

+/**
+LOGIC TO REMEMBER THE AUTHORIZE FLOW
+
+
+jargons
+`at_hash` -> access_token_hash
+`c_hash` -> code_hash
+
+
+# ResponseType: Code
+	with /authorize request
+		- set state [state, code@@challenge]
+		- add &code to login redirect url
+	login resolver has optional param state
+		-if state found in store, split with @@
+		- if len > 1 -> response type is code and has code + challenge
+		- set `nonce, code` for createAuthToken request so that `c_hash` can be generated
+		- do not add `nonce` to id_token in code flow, instead set `c_hash` and `at_hash`
+
+
+# ResponseType: token / id_token
+	with /authorize request
+		- set state [state, nonce]
+		- add &nonce to login redirect url
+	login resolver has optional param state
+		- if state found in store, split with @@
+		- if len < 1 -> response type is token / id_token and value is nonce
+		- send received nonce for createAuthToken with empty code value
+		- set `nonce` and `at_hash` in `id_token`
+**/
+
 import (
+	"fmt"
 	"net/http"
 	"strconv"
 	"strings"
-	"time"

 	"github.com/gin-gonic/gin"
 	"github.com/google/uuid"
@ -17,6 +48,15 @@ import (
 	"github.com/authorizerdev/authorizer/server/token"
 )

+// Check the flow for generating and verifying codes: https://developer.okta.com/blog/2019/08/22/okta-authjs-pkce#:~:text=PKCE%20works%20by%20having%20the,is%20called%20the%20Code%20Challenge.
+
+// Check following docs for understanding request / response params for various types of requests: https://auth0.com/docs/authenticate/login/oidc-conformant-authentication/oidc-adoption-auth-code-flow
+
+const (
+	authorizeWebMessageTemplate = "authorize_web_message.tmpl"
+	authorizeFormPostTemplate   = "authorize_form_post.tmpl"
+)
+
 // AuthorizeHandler is the handler for the /authorize route
 // required params
 // ?redirect_uri = redirect url
@ -24,8 +64,6 @@ import (
 // state[recommended] = to prevent CSRF attack (for authorizer its compulsory)
 // code_challenge = to prevent CSRF attack
 // code_challenge_method = to prevent CSRF attack [only sh256 is supported]
-
-// check the flow for generating and verifying codes: https://developer.okta.com/blog/2019/08/22/okta-authjs-pkce#:~:text=PKCE%20works%20by%20having%20the,is%20called%20the%20Code%20Challenge.
 func AuthorizeHandler() gin.HandlerFunc {
 	return func(gc *gin.Context) {
 		redirectURI := strings.TrimSpace(gc.Query("redirect_uri"))
@ -34,8 +72,8 @@ func AuthorizeHandler() gin.HandlerFunc {
 		codeChallenge := strings.TrimSpace(gc.Query("code_challenge"))
 		scopeString := strings.TrimSpace(gc.Query("scope"))
 		clientID := strings.TrimSpace(gc.Query("client_id"))
-		template := "authorize.tmpl"
 		responseMode := strings.TrimSpace(gc.Query("response_mode"))
+		nonce := strings.TrimSpace(gc.Query("nonce"))

 		var scope []string
 		if scopeString == "" {
@ -45,176 +83,97 @@ func AuthorizeHandler() gin.HandlerFunc {
 		}

 		if responseMode == "" {
-			responseMode = "query"
-		}
-
-		if responseMode != "query" && responseMode != "web_message" {
-			log.Debug("Invalid response_mode: ", responseMode)
-			gc.JSON(400, gin.H{"error": "invalid response mode"})
+			responseMode = constants.ResponseModeQuery
 		}

 		if redirectURI == "" {
 			redirectURI = "/app"
 		}

-		isQuery := responseMode == "query"
-
-		loginURL := "/app?state=" + state + "&scope=" + strings.Join(scope, " ") + "&redirect_uri=" + redirectURI
-
-		if clientID == "" {
-			if isQuery {
-				gc.Redirect(http.StatusFound, loginURL)
-			} else {
-				log.Debug("Failed to get client_id: ", clientID)
-				gc.HTML(http.StatusOK, template, gin.H{
-					"target_origin": redirectURI,
-					"authorization_response": map[string]interface{}{
-						"type": "authorization_response",
-						"response": map[string]string{
-							"error": "client_id is required",
-						},
-					},
-				})
-			}
-			return
-		}
-
-		if client, err := memorystore.Provider.GetStringStoreEnvVariable(constants.EnvKeyClientID); client != clientID || err != nil {
-			if isQuery {
-				gc.Redirect(http.StatusFound, loginURL)
-			} else {
-				log.Debug("Invalid client_id: ", clientID)
-				gc.HTML(http.StatusOK, template, gin.H{
-					"target_origin": redirectURI,
-					"authorization_response": map[string]interface{}{
-						"type": "authorization_response",
-						"response": map[string]string{
-							"error": "invalid_client_id",
-						},
-					},
-				})
-			}
-			return
-		}
-
-		if state == "" {
-			if isQuery {
-				gc.Redirect(http.StatusFound, loginURL)
-			} else {
-				log.Debug("Failed to get state: ", state)
-				gc.HTML(http.StatusOK, template, gin.H{
-					"target_origin": redirectURI,
-					"authorization_response": map[string]interface{}{
-						"type": "authorization_response",
-						"response": map[string]string{
-							"error": "state is required",
-						},
-					},
-				})
-			}
-			return
-		}
-
 		if responseType == "" {
 			responseType = "token"
 		}

-		isResponseTypeCode := responseType == "code"
-		isResponseTypeToken := responseType == "token"
-
-		if !isResponseTypeCode && !isResponseTypeToken {
-			if isQuery {
-				gc.Redirect(http.StatusFound, loginURL)
-			} else {
-				log.Debug("Invalid response_type: ", responseType)
-				gc.HTML(http.StatusOK, template, gin.H{
-					"target_origin": redirectURI,
-					"authorization_response": map[string]interface{}{
-						"type": "authorization_response",
-						"response": map[string]string{
-							"error": "response_type is invalid",
-						},
-					},
-				})
-			}
+		if err := validateAuthorizeRequest(responseType, responseMode, clientID, state, codeChallenge); err != nil {
+			log.Debug("invalid authorization request: ", err)
+			gc.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
 			return
 		}

-		if isResponseTypeCode {
-			if codeChallenge == "" {
-				if isQuery {
-					gc.Redirect(http.StatusFound, loginURL)
-				} else {
-					log.Debug("Failed to get code_challenge: ", codeChallenge)
-					gc.HTML(http.StatusBadRequest, template, gin.H{
-						"target_origin": redirectURI,
-						"authorization_response": map[string]interface{}{
-							"type": "authorization_response",
-							"response": map[string]string{
-								"error": "code_challenge is required",
-							},
-						},
-					})
+		code := uuid.New().String()
+		if nonce == "" {
+			nonce = uuid.New().String()
 		}
-				return
+
+		log := log.WithFields(log.Fields{
+			"response_mode": responseMode,
+			"response_type": responseType,
+		})
+
+		// TODO add state with timeout
+		// used for response mode query or fragment
+		loginState := "state=" + state + "&scope=" + strings.Join(scope, " ") + "&redirect_uri=" + redirectURI
+		if responseType == constants.ResponseTypeCode {
+			loginState += "&code=" + code
+			if err := memorystore.Provider.SetState(state, code+"@@"+codeChallenge); err != nil {
+				log.Debug("Error setting temp code", err)
+			}
+		} else {
+			loginState += "&nonce=" + nonce
+			if err := memorystore.Provider.SetState(state, nonce); err != nil {
+				log.Debug("Error setting temp code", err)
 			}
 		}

-		sessionToken, err := cookie.GetSession(gc)
-		if err != nil {
-			if isQuery {
-				gc.Redirect(http.StatusFound, loginURL)
-			} else {
-				gc.HTML(http.StatusOK, template, gin.H{
-					"target_origin": redirectURI,
-					"authorization_response": map[string]interface{}{
+		loginURL := "/app?" + loginState
+
+		if responseMode == constants.ResponseModeFragment {
+			loginURL = "/app#" + loginState
+		}
+
+		if responseType == constants.ResponseTypeCode && codeChallenge == "" {
+			handleResponse(gc, responseMode, loginURL, redirectURI, map[string]interface{}{
 				"type": "authorization_response",
-						"response": map[string]string{
+				"response": map[string]interface{}{
+					"error":             "code_challenge_required",
+					"error_description": "code challenge is required",
+				},
+			}, http.StatusOK)
+		}
+
+		loginError := map[string]interface{}{
+			"type": "authorization_response",
+			"response": map[string]interface{}{
 				"error":             "login_required",
 				"error_description": "Login is required",
 			},
-					},
-				})
 		}
+		sessionToken, err := cookie.GetSession(gc)
+		if err != nil {
+			log.Debug("GetSession failed: ", err)
+			handleResponse(gc, responseMode, loginURL, redirectURI, loginError, http.StatusOK)
 			return
 		}

 		// get session from cookie
 		claims, err := token.ValidateBrowserSession(gc, sessionToken)
 		if err != nil {
-			if isQuery {
-				gc.Redirect(http.StatusFound, loginURL)
-			} else {
-				gc.HTML(http.StatusOK, template, gin.H{
-					"target_origin": redirectURI,
-					"authorization_response": map[string]interface{}{
-						"type": "authorization_response",
-						"response": map[string]string{
-							"error":             "login_required",
-							"error_description": "Login is required",
-						},
-					},
-				})
-			}
+			log.Debug("ValidateBrowserSession failed: ", err)
+			handleResponse(gc, responseMode, loginURL, redirectURI, loginError, http.StatusOK)
 			return
 		}
+
 		userID := claims.Subject
 		user, err := db.Provider.GetUserByID(gc, userID)
 		if err != nil {
-			if isQuery {
-				gc.Redirect(http.StatusFound, loginURL)
-			} else {
-				gc.HTML(http.StatusOK, template, gin.H{
-					"target_origin": redirectURI,
-					"authorization_response": map[string]interface{}{
+			log.Debug("GetUserByID failed: ", err)
+			handleResponse(gc, responseMode, loginURL, redirectURI, map[string]interface{}{
 				"type": "authorization_response",
-						"response": map[string]string{
+				"response": map[string]interface{}{
 					"error":             "signup_required",
 					"error_description": "Sign up required",
 				},
-					},
-				})
-			}
+			}, http.StatusOK)
 			return
 		}

@ -223,81 +182,102 @@ func AuthorizeHandler() gin.HandlerFunc {
 			sessionKey = claims.LoginMethod + ":" + user.ID
 		}

-		// if user is logged in
-		// based on the response type code, generate the response
-		if isResponseTypeCode {
 		// rollover the session for security
 		go memorystore.Provider.DeleteUserSession(sessionKey, claims.Nonce)
-			nonce := uuid.New().String()
+		if responseType == constants.ResponseTypeCode {
 			newSessionTokenData, newSessionToken, err := token.CreateSessionToken(user, nonce, claims.Roles, scope, claims.LoginMethod)
 			if err != nil {
-				if isQuery {
-					gc.Redirect(http.StatusFound, loginURL)
-				} else {
-					gc.HTML(http.StatusOK, template, gin.H{
-						"target_origin": redirectURI,
-						"authorization_response": map[string]interface{}{
-							"type": "authorization_response",
-							"response": map[string]string{
-								"error":             "login_required",
-								"error_description": "Login is required",
-							},
-						},
-					})
-				}
+				log.Debug("CreateSessionToken failed: ", err)
+				handleResponse(gc, responseMode, loginURL, redirectURI, loginError, http.StatusOK)
+				return
+			}
+
+			// TODO: add state with timeout
+			// if err := memorystore.Provider.SetState(codeChallenge, code+"@"+newSessionToken); err != nil {
+			// 	log.Debug("SetState failed: ", err)
+			// 	handleResponse(gc, responseMode, loginURL, redirectURI, loginError, http.StatusOK)
+			// 	return
+			// }
+
+			// TODO: add state with timeout
+			if err := memorystore.Provider.SetState(code, codeChallenge+"@@"+newSessionToken); err != nil {
+				log.Debug("SetState failed: ", err)
+				handleResponse(gc, responseMode, loginURL, redirectURI, loginError, http.StatusOK)
+				return
+			}
+
+			if err := memorystore.Provider.SetUserSession(sessionKey, constants.TokenTypeSessionToken+"_"+newSessionTokenData.Nonce, newSessionToken); err != nil {
+				log.Debug("SetUserSession failed: ", err)
+				handleResponse(gc, responseMode, loginURL, redirectURI, loginError, http.StatusOK)
 				return
 			}

-			memorystore.Provider.SetUserSession(sessionKey, constants.TokenTypeSessionToken+"_"+newSessionTokenData.Nonce, newSessionToken)
 			cookie.SetSession(gc, newSessionToken)
-			code := uuid.New().String()
-			memorystore.Provider.SetState(codeChallenge, code+"@"+newSessionToken)
-			gc.HTML(http.StatusOK, template, gin.H{
-				"target_origin": redirectURI,
-				"authorization_response": map[string]interface{}{
+
+			// in case, response type is code and user is already logged in send the code and state
+			// and cookie session will already be rolled over and set
+			// gc.HTML(http.StatusOK, authorizeWebMessageTemplate, gin.H{
+			// 	"target_origin": redirectURI,
+			// 	"authorization_response": map[string]interface{}{
+			// 		"type": "authorization_response",
+			// 		"response": map[string]string{
+			// 			"code":  code,
+			// 			"state": state,
+			// 		},
+			// 	},
+			// })
+
+			params := "code=" + code + "&state=" + state + "&nonce=" + nonce
+			if responseMode == constants.ResponseModeQuery {
+				if strings.Contains(redirectURI, "?") {
+					redirectURI = redirectURI + "&" + params
+				} else {
+					redirectURI = redirectURI + "?" + params
+				}
+			} else if responseMode == constants.ResponseModeFragment {
+				if strings.Contains(redirectURI, "#") {
+					redirectURI = redirectURI + "&" + params
+				} else {
+					redirectURI = redirectURI + "#" + params
+				}
+			}
+
+			handleResponse(gc, responseMode, loginURL, redirectURI, map[string]interface{}{
 				"type": "authorization_response",
-					"response": map[string]string{
+				"response": map[string]interface{}{
 					"code":  code,
 					"state": state,
 				},
-				},
-			})
+			}, http.StatusOK)
+
 			return
 		}

-		if isResponseTypeToken {
+		if responseType == constants.ResponseTypeToken || responseType == constants.ResponseTypeIDToken {
 			// rollover the session for security
-			authToken, err := token.CreateAuthToken(gc, user, claims.Roles, scope, claims.LoginMethod)
+			authToken, err := token.CreateAuthToken(gc, user, claims.Roles, scope, claims.LoginMethod, nonce, "")
 			if err != nil {
-				if isQuery {
-					gc.Redirect(http.StatusFound, loginURL)
-				} else {
-					gc.HTML(http.StatusOK, template, gin.H{
-						"target_origin": redirectURI,
-						"authorization_response": map[string]interface{}{
-							"type": "authorization_response",
-							"response": map[string]string{
-								"error":             "login_required",
-								"error_description": "Login is required",
-							},
-						},
-					})
-				}
+				log.Debug("CreateAuthToken failed: ", err)
+				handleResponse(gc, responseMode, loginURL, redirectURI, loginError, http.StatusOK)
+				return
+			}
+
+			if err := memorystore.Provider.SetUserSession(sessionKey, constants.TokenTypeSessionToken+"_"+nonce, authToken.FingerPrintHash); err != nil {
+				log.Debug("SetUserSession failed: ", err)
+				handleResponse(gc, responseMode, loginURL, redirectURI, loginError, http.StatusOK)
+				return
+			}
+
+			if err := memorystore.Provider.SetUserSession(sessionKey, constants.TokenTypeAccessToken+"_"+nonce, authToken.FingerPrintHash); err != nil {
+				log.Debug("SetUserSession failed: ", err)
+				handleResponse(gc, responseMode, loginURL, redirectURI, loginError, http.StatusOK)
 				return
 			}

-			go memorystore.Provider.DeleteUserSession(sessionKey, claims.Nonce)
-			memorystore.Provider.SetUserSession(sessionKey, constants.TokenTypeSessionToken+"_"+authToken.FingerPrint, authToken.FingerPrintHash)
-			memorystore.Provider.SetUserSession(sessionKey, constants.TokenTypeAccessToken+"_"+authToken.FingerPrint, authToken.AccessToken.Token)
 			cookie.SetSession(gc, authToken.FingerPrintHash)

-			expiresIn := authToken.AccessToken.ExpiresAt - time.Now().Unix()
-			if expiresIn <= 0 {
-				expiresIn = 1
-			}
-
 			// used of query mode
-			params := "access_token=" + authToken.AccessToken.Token + "&token_type=bearer&expires_in=" + strconv.FormatInt(expiresIn, 10) + "&state=" + state + "&id_token=" + authToken.IDToken.Token
+			params := "access_token=" + authToken.AccessToken.Token + "&token_type=bearer&expires_in=" + strconv.FormatInt(authToken.IDToken.ExpiresAt, 10) + "&state=" + state + "&id_token=" + authToken.IDToken.Token

 			res := map[string]interface{}{
 				"access_token": authToken.AccessToken.Token,
@ -305,7 +285,12 @@ func AuthorizeHandler() gin.HandlerFunc {
 				"state":        state,
 				"scope":        scope,
 				"token_type":   "Bearer",
-				"expires_in":   expiresIn,
+				"expires_in":   authToken.AccessToken.ExpiresAt,
+			}
+
+			if nonce != "" {
+				params += "&nonce=" + nonce
+				res["nonce"] = nonce
 			}

 			if authToken.RefreshToken != nil {
@ -314,38 +299,77 @@ func AuthorizeHandler() gin.HandlerFunc {
 				memorystore.Provider.SetUserSession(sessionKey, constants.TokenTypeRefreshToken+"_"+authToken.FingerPrint, authToken.RefreshToken.Token)
 			}

-			if isQuery {
+			if responseMode == constants.ResponseModeQuery {
 				if strings.Contains(redirectURI, "?") {
-					gc.Redirect(http.StatusFound, redirectURI+"&"+params)
+					redirectURI = redirectURI + "&" + params
 				} else {
-					gc.Redirect(http.StatusFound, redirectURI+"?"+params)
+					redirectURI = redirectURI + "?" + params
 				}
+			} else if responseMode == constants.ResponseModeFragment {
+				if strings.Contains(redirectURI, "#") {
+					redirectURI = redirectURI + "&" + params
 				} else {
-				gc.HTML(http.StatusOK, template, gin.H{
-					"target_origin": redirectURI,
-					"authorization_response": map[string]interface{}{
+					redirectURI = redirectURI + "#" + params
+				}
+			}
+
+			handleResponse(gc, responseMode, loginURL, redirectURI, map[string]interface{}{
 				"type":     "authorization_response",
 				"response": res,
-					},
-				})
-			}
+			}, http.StatusOK)
 			return
 		}

-		if isQuery {
-			gc.Redirect(http.StatusFound, loginURL)
-		} else {
-			// by default return with error
-			gc.HTML(http.StatusOK, template, gin.H{
+		handleResponse(gc, responseMode, loginURL, redirectURI, loginError, http.StatusOK)
+	}
+}
+
+func validateAuthorizeRequest(responseType, responseMode, clientID, state, codeChallenge string) error {
+	if strings.TrimSpace(state) == "" {
+		return fmt.Errorf("invalid state. state is required to prevent csrf attack", responseMode)
+	}
+	if responseType != constants.ResponseTypeCode && responseType != constants.ResponseTypeToken && responseType != constants.ResponseTypeIDToken {
+		return fmt.Errorf("invalid response type %s. 'code' & 'token' are valid response_type", responseMode)
+	}
+
+	if responseMode != constants.ResponseModeQuery && responseMode != constants.ResponseModeWebMessage && responseMode != constants.ResponseModeFragment && responseMode != constants.ResponseModeFormPost {
+		return fmt.Errorf("invalid response mode %s. 'query', 'fragment', 'form_post' and 'web_message' are valid response_mode", responseMode)
+	}
+
+	if client, err := memorystore.Provider.GetStringStoreEnvVariable(constants.EnvKeyClientID); client != clientID || err != nil {
+		return fmt.Errorf("invalid client_id %s", clientID)
+	}
+
+	return nil
+}
+
+func handleResponse(gc *gin.Context, responseMode, loginURI, redirectURI string, data map[string]interface{}, httpStatusCode int) {
+	isAuthenticationRequired := false
+	if _, ok := data["response"].(map[string]interface{})["error"]; ok {
+		isAuthenticationRequired = true
+	}
+
+	if isAuthenticationRequired {
+		gc.Redirect(http.StatusFound, loginURI)
+		return
+	}
+
+	switch responseMode {
+	case constants.ResponseModeQuery, constants.ResponseModeFragment:
+
+		gc.Redirect(http.StatusFound, redirectURI)
+		return
+	case constants.ResponseModeWebMessage:
+		gc.HTML(httpStatusCode, authorizeWebMessageTemplate, gin.H{
 			"target_origin":          redirectURI,
-				"authorization_response": map[string]interface{}{
-					"type": "authorization_response",
-					"response": map[string]string{
-						"error":             "login_required",
-						"error_description": "Login is required",
-					},
-				},
+			"authorization_response": data,
 		})
-		}
+		return
+	case constants.ResponseModeFormPost:
+		gc.HTML(httpStatusCode, authorizeFormPostTemplate, gin.H{
+			"target_origin":          redirectURI,
+			"authorization_response": data["response"],
+		})
+		return
 	}
 }
--- a/server/handlers/oauth_callback.go
+++ b/server/handlers/oauth_callback.go
@ -13,6 +13,7 @@ import (

 	"github.com/coreos/go-oidc/v3/oidc"
 	"github.com/gin-gonic/gin"
+	"github.com/google/uuid"
 	log "github.com/sirupsen/logrus"
 	"golang.org/x/oauth2"

@ -55,20 +56,20 @@ func OAuthCallbackHandler() gin.HandlerFunc {
 		scopes := strings.Split(sessionSplit[3], ",")

 		user := models.User{}
-		code := ctx.Request.FormValue("code")
+		oauthCode := ctx.Request.FormValue("code")
 		switch provider {
 		case constants.AuthRecipeMethodGoogle:
-			user, err = processGoogleUserInfo(code)
+			user, err = processGoogleUserInfo(oauthCode)
 		case constants.AuthRecipeMethodGithub:
-			user, err = processGithubUserInfo(code)
+			user, err = processGithubUserInfo(oauthCode)
 		case constants.AuthRecipeMethodFacebook:
-			user, err = processFacebookUserInfo(code)
+			user, err = processFacebookUserInfo(oauthCode)
 		case constants.AuthRecipeMethodLinkedIn:
-			user, err = processLinkedInUserInfo(code)
+			user, err = processLinkedInUserInfo(oauthCode)
 		case constants.AuthRecipeMethodApple:
-			user, err = processAppleUserInfo(code)
+			user, err = processAppleUserInfo(oauthCode)
 		case constants.AuthRecipeMethodTwitter:
-			user, err = processTwitterUserInfo(code, sessionState)
+			user, err = processTwitterUserInfo(oauthCode, sessionState)
 		default:
 			log.Info("Invalid oauth provider")
 			err = fmt.Errorf(`invalid oauth provider`)
@ -196,18 +197,53 @@ func OAuthCallbackHandler() gin.HandlerFunc {
 			}
 		}

-		authToken, err := token.CreateAuthToken(ctx, user, inputRoles, scopes, provider)
+		// TODO
+		// use stateValue to get code / nonce
+		// add code / nonce to id_token
+		code := ""
+		codeChallenge := ""
+		nonce := ""
+		if stateValue != "" {
+			// Get state from store
+			authorizeState, _ := memorystore.Provider.GetState(stateValue)
+			if authorizeState != "" {
+				authorizeStateSplit := strings.Split(authorizeState, "@@")
+				if len(authorizeStateSplit) > 1 {
+					code = authorizeStateSplit[0]
+					codeChallenge = authorizeStateSplit[1]
+				} else {
+					nonce = authorizeState
+				}
+				go memorystore.Provider.RemoveState(stateValue)
+			}
+		}
+		if nonce == "" {
+			nonce = uuid.New().String()
+		}
+		authToken, err := token.CreateAuthToken(ctx, user, inputRoles, scopes, provider, nonce, code)
 		if err != nil {
 			log.Debug("Failed to create auth token: ", err)
 			ctx.JSON(500, gin.H{"error": err.Error()})
 		}

+		// Code challenge could be optional if PKCE flow is not used
+		if code != "" {
+			if err := memorystore.Provider.SetState(code, codeChallenge+"@@"+authToken.FingerPrintHash); err != nil {
+				log.Debug("SetState failed: ", err)
+				ctx.JSON(500, gin.H{"error": err.Error()})
+			}
+		}
+
 		expiresIn := authToken.AccessToken.ExpiresAt - time.Now().Unix()
 		if expiresIn <= 0 {
 			expiresIn = 1
 		}

-		params := "access_token=" + authToken.AccessToken.Token + "&token_type=bearer&expires_in=" + strconv.FormatInt(expiresIn, 10) + "&state=" + stateValue + "&id_token=" + authToken.IDToken.Token
+		params := "access_token=" + authToken.AccessToken.Token + "&token_type=bearer&expires_in=" + strconv.FormatInt(expiresIn, 10) + "&state=" + stateValue + "&id_token=" + authToken.IDToken.Token + "&nonce=" + nonce
+
+		if code != "" {
+			params += "&code=" + code
+		}

 		sessionKey := provider + ":" + user.ID
 		cookie.SetSession(ctx, authToken.FingerPrintHash)
@ -215,7 +251,7 @@ func OAuthCallbackHandler() gin.HandlerFunc {
 		memorystore.Provider.SetUserSession(sessionKey, constants.TokenTypeAccessToken+"_"+authToken.FingerPrint, authToken.AccessToken.Token)

 		if authToken.RefreshToken != nil {
-			params = params + `&refresh_token=` + authToken.RefreshToken.Token
+			params += `&refresh_token=` + authToken.RefreshToken.Token
 			memorystore.Provider.SetUserSession(sessionKey, constants.TokenTypeRefreshToken+"_"+authToken.FingerPrint, authToken.RefreshToken.Token)
 		}

--- a/server/handlers/token.go
+++ b/server/handlers/token.go
@ -8,6 +8,7 @@ import (
 	"time"

 	"github.com/gin-gonic/gin"
+	"github.com/google/uuid"
 	log "github.com/sirupsen/logrus"

 	"github.com/authorizerdev/authorizer/server/constants"
@ -17,12 +18,22 @@ import (
 	"github.com/authorizerdev/authorizer/server/token"
 )

+type RequestBody struct {
+	CodeVerifier string `form:"code_verifier" json:"code_verifier"`
+	Code         string `form:"code" json:"code"`
+	ClientID     string `form:"client_id" json:"client_id"`
+	ClientSecret string `form:"client_secret" json:"client_secret"`
+	GrantType    string `form:"grant_type" json:"grant_type"`
+	RefreshToken string `form:"refresh_token" json:"refresh_token"`
+	RedirectURI  string `form:"redirect_uri" json:"redirect_uri"`
+}
+
 // TokenHandler to handle /oauth/token requests
 // grant type required
 func TokenHandler() gin.HandlerFunc {
 	return func(gc *gin.Context) {
-		var reqBody map[string]string
-		if err := gc.BindJSON(&reqBody); err != nil {
+		var reqBody RequestBody
+		if err := gc.Bind(&reqBody); err != nil {
 			log.Debug("Error binding JSON: ", err)
 			gc.JSON(http.StatusBadRequest, gin.H{
 				"error":             "error_binding_json",
@ -31,11 +42,12 @@ func TokenHandler() gin.HandlerFunc {
 			return
 		}

-		codeVerifier := strings.TrimSpace(reqBody["code_verifier"])
-		code := strings.TrimSpace(reqBody["code"])
-		clientID := strings.TrimSpace(reqBody["client_id"])
-		grantType := strings.TrimSpace(reqBody["grant_type"])
-		refreshToken := strings.TrimSpace(reqBody["refresh_token"])
+		codeVerifier := strings.TrimSpace(reqBody.CodeVerifier)
+		code := strings.TrimSpace(reqBody.Code)
+		clientID := strings.TrimSpace(reqBody.ClientID)
+		grantType := strings.TrimSpace(reqBody.GrantType)
+		refreshToken := strings.TrimSpace(reqBody.RefreshToken)
+		clientSecret := strings.TrimSpace(reqBody.ClientSecret)

 		if grantType == "" {
 			grantType = "authorization_code"
@ -52,6 +64,12 @@ func TokenHandler() gin.HandlerFunc {
 			})
 		}

+		// check if clientID & clientSecret are present as part of
+		// authorization header with basic auth
+		if clientID == "" && clientSecret == "" {
+			clientID, clientSecret, _ = gc.Request.BasicAuth()
+		}
+
 		if clientID == "" {
 			log.Debug("Client ID is empty")
 			gc.JSON(http.StatusBadRequest, gin.H{
@ -76,15 +94,6 @@ func TokenHandler() gin.HandlerFunc {
 		sessionKey := ""

 		if isAuthorizationCodeGrant {
-			if codeVerifier == "" {
-				log.Debug("Code verifier is empty")
-				gc.JSON(http.StatusBadRequest, gin.H{
-					"error":             "invalid_code_verifier",
-					"error_description": "The code verifier is required",
-				})
-				return
-			}
-
 			if code == "" {
 				log.Debug("Code is empty")
 				gc.JSON(http.StatusBadRequest, gin.H{
@ -94,14 +103,37 @@ func TokenHandler() gin.HandlerFunc {
 				return
 			}

-			hash := sha256.New()
-			hash.Write([]byte(codeVerifier))
-			encryptedCode := strings.ReplaceAll(base64.URLEncoding.EncodeToString(hash.Sum(nil)), "+", "-")
-			encryptedCode = strings.ReplaceAll(encryptedCode, "/", "_")
-			encryptedCode = strings.ReplaceAll(encryptedCode, "=", "")
-			sessionData, err := memorystore.Provider.GetState(encryptedCode)
+			if codeVerifier == "" && clientSecret == "" {
+				gc.JSON(http.StatusBadRequest, gin.H{
+					"error":             "invalid_dat",
+					"error_description": "The code verifier or client secret is required",
+				})
+				return
+			}
+			// Get state
+			sessionData, err := memorystore.Provider.GetState(code)
 			if sessionData == "" || err != nil {
 				log.Debug("Session data is empty")
+				gc.JSON(http.StatusBadRequest, gin.H{
+					"error":             "invalid_code",
+					"error_description": "The code is invalid",
+				})
+				return
+			}
+
+			// [0] -> code_challenge
+			// [1] -> session cookie
+			sessionDataSplit := strings.Split(sessionData, "@@")
+
+			go memorystore.Provider.RemoveState(code)
+
+			if codeVerifier != "" {
+				hash := sha256.New()
+				hash.Write([]byte(codeVerifier))
+				encryptedCode := strings.ReplaceAll(base64.RawURLEncoding.EncodeToString(hash.Sum(nil)), "+", "-")
+				encryptedCode = strings.ReplaceAll(encryptedCode, "/", "_")
+				encryptedCode = strings.ReplaceAll(encryptedCode, "=", "")
+				if encryptedCode != sessionDataSplit[0] {
 					gc.JSON(http.StatusBadRequest, gin.H{
 						"error":             "invalid_code_verifier",
 						"error_description": "The code verifier is invalid",
@ -109,19 +141,16 @@ func TokenHandler() gin.HandlerFunc {
 					return
 				}

-			go memorystore.Provider.RemoveState(encryptedCode)
-			// split session data
-			// it contains code@sessiontoken
-			sessionDataSplit := strings.Split(sessionData, "@")
-
-			if sessionDataSplit[0] != code {
-				log.Debug("Invalid code verifier. Unable to split session data")
+			} else {
+				if clientHash, err := memorystore.Provider.GetStringStoreEnvVariable(constants.EnvKeyClientSecret); clientSecret != clientHash || err != nil {
+					log.Debug("Client Secret is invalid: ", clientID)
 					gc.JSON(http.StatusBadRequest, gin.H{
-					"error":             "invalid_code_verifier",
-					"error_description": "The code verifier is invalid",
+						"error":             "invalid_client_secret",
+						"error_description": "The client secret is invalid",
 					})
 					return
 				}
+			}

 			// validate session
 			claims, err := token.ValidateBrowserSession(gc, sessionDataSplit[1])
@ -146,6 +175,7 @@ func TokenHandler() gin.HandlerFunc {
 			}

 			go memorystore.Provider.DeleteUserSession(sessionKey, claims.Nonce)
+
 		} else {
 			// validate refresh token
 			if refreshToken == "" {
@ -154,6 +184,7 @@ func TokenHandler() gin.HandlerFunc {
 					"error":             "invalid_refresh_token",
 					"error_description": "The refresh token is invalid",
 				})
+				return
 			}

 			claims, err := token.ValidateRefreshToken(gc, refreshToken)
@ -163,9 +194,10 @@ func TokenHandler() gin.HandlerFunc {
 					"error":             "unauthorized",
 					"error_description": err.Error(),
 				})
+				return
 			}
 			userID = claims["sub"].(string)
-			loginMethod := claims["login_method"]
+			claimLoginMethod := claims["login_method"]
 			rolesInterface := claims["roles"].([]interface{})
 			scopeInterface := claims["scope"].([]interface{})
 			for _, v := range rolesInterface {
@ -176,9 +208,11 @@ func TokenHandler() gin.HandlerFunc {
 			}

 			sessionKey = userID
-			if loginMethod != nil && loginMethod != "" {
-				sessionKey = loginMethod.(string) + ":" + sessionKey
+			if claimLoginMethod != nil && claimLoginMethod != "" {
+				sessionKey = claimLoginMethod.(string) + ":" + sessionKey
+				loginMethod = claimLoginMethod.(string)
 			}
+
 			// remove older refresh token and rotate it for security
 			go memorystore.Provider.DeleteUserSession(sessionKey, claims["nonce"].(string))
 		}
@ -202,7 +236,8 @@ func TokenHandler() gin.HandlerFunc {
 			return
 		}

-		authToken, err := token.CreateAuthToken(gc, user, roles, scope, loginMethod)
+		nonce := uuid.New().String() + "@@" + code
+		authToken, err := token.CreateAuthToken(gc, user, roles, scope, loginMethod, nonce, code)
 		if err != nil {
 			log.Debug("Error creating auth token: ", err)
 			gc.JSON(http.StatusUnauthorized, gin.H{
@ -211,6 +246,7 @@ func TokenHandler() gin.HandlerFunc {
 			})
 			return
 		}
+
 		memorystore.Provider.SetUserSession(sessionKey, constants.TokenTypeSessionToken+"_"+authToken.FingerPrint, authToken.FingerPrintHash)
 		memorystore.Provider.SetUserSession(sessionKey, constants.TokenTypeAccessToken+"_"+authToken.FingerPrint, authToken.AccessToken.Token)
 		cookie.SetSession(gc, authToken.FingerPrintHash)
--- a/server/handlers/verify_email.go
+++ b/server/handlers/verify_email.go
@ -7,6 +7,7 @@ import (
 	"time"

 	"github.com/gin-gonic/gin"
+	"github.com/google/uuid"
 	log "github.com/sirupsen/logrus"

 	"github.com/authorizerdev/authorizer/server/constants"
@ -98,7 +99,30 @@ func VerifyEmailHandler() gin.HandlerFunc {
 		if verificationRequest.Identifier == constants.VerificationTypeMagicLinkLogin {
 			loginMethod = constants.AuthRecipeMethodMagicLinkLogin
 		}
-		authToken, err := token.CreateAuthToken(c, user, roles, scope, loginMethod)
+
+		code := ""
+		// Not required as /oauth/token cannot be resumed from other tab
+		// codeChallenge := ""
+		nonce := ""
+		if state != "" {
+			// Get state from store
+			authorizeState, _ := memorystore.Provider.GetState(state)
+			if authorizeState != "" {
+				authorizeStateSplit := strings.Split(authorizeState, "@@")
+				if len(authorizeStateSplit) > 1 {
+					code = authorizeStateSplit[0]
+					// Not required as /oauth/token cannot be resumed from other tab
+					// codeChallenge = authorizeStateSplit[1]
+				} else {
+					nonce = authorizeState
+				}
+				go memorystore.Provider.RemoveState(state)
+			}
+		}
+		if nonce == "" {
+			nonce = uuid.New().String()
+		}
+		authToken, err := token.CreateAuthToken(c, user, roles, scope, loginMethod, nonce, code)
 		if err != nil {
 			log.Debug("Error creating auth token: ", err)
 			errorRes["error_description"] = err.Error()
@ -106,12 +130,27 @@ func VerifyEmailHandler() gin.HandlerFunc {
 			return
 		}

+		// Code challenge could be optional if PKCE flow is not used
+		// Not required as /oauth/token cannot be resumed from other tab
+		// if code != "" {
+		// 	if err := memorystore.Provider.SetState(code, codeChallenge+"@@"+authToken.FingerPrintHash); err != nil {
+		// 		log.Debug("Error setting code state ", err)
+		// 		errorRes["error_description"] = err.Error()
+		// 		c.JSON(500, errorRes)
+		// 		return
+		// 	}
+		// }
+
 		expiresIn := authToken.AccessToken.ExpiresAt - time.Now().Unix()
 		if expiresIn <= 0 {
 			expiresIn = 1
 		}

-		params := "access_token=" + authToken.AccessToken.Token + "&token_type=bearer&expires_in=" + strconv.FormatInt(expiresIn, 10) + "&state=" + state + "&id_token=" + authToken.IDToken.Token
+		params := "access_token=" + authToken.AccessToken.Token + "&token_type=bearer&expires_in=" + strconv.FormatInt(expiresIn, 10) + "&state=" + state + "&id_token=" + authToken.IDToken.Token + "&nonce=" + nonce
+
+		if code != "" {
+			params += "&code=" + code
+		}

 		sessionKey := loginMethod + ":" + user.ID
 		cookie.SetSession(c, authToken.FingerPrintHash)
--- a/server/logs/logs.go
+++ b/server/logs/logs.go
@ -0,0 +1,61 @@
+package logs
+
+import (
+	"os"
+
+	"github.com/sirupsen/logrus"
+	log "github.com/sirupsen/logrus"
+)
+
+// LogUTCFormatter hels in setting UTC time format for the logs
+type LogUTCFormatter struct {
+	log.Formatter
+}
+
+// Format helps fomratting time to UTC
+func (u LogUTCFormatter) Format(e *log.Entry) ([]byte, error) {
+	e.Time = e.Time.UTC()
+	return u.Formatter.Format(e)
+}
+
+func InitLog(cliLogLevel string) *log.Logger {
+
+	// log instance for gin server
+	log := logrus.New()
+	log.SetFormatter(LogUTCFormatter{&logrus.JSONFormatter{}})
+
+	if cliLogLevel == "" {
+		cliLogLevel = os.Getenv("LOG_LEVEL")
+	}
+
+	var logLevel logrus.Level
+	switch cliLogLevel {
+	case "debug":
+		logLevel = logrus.DebugLevel
+	case "info":
+		logLevel = logrus.InfoLevel
+	case "warn":
+		logLevel = logrus.WarnLevel
+	case "error":
+		logLevel = logrus.ErrorLevel
+	case "fatal":
+		logLevel = logrus.FatalLevel
+	case "panic":
+		logLevel = logrus.PanicLevel
+	default:
+		logLevel = logrus.InfoLevel
+	}
+	// set log level globally
+	logrus.SetLevel(logLevel)
+
+	// set log level for go-gin middleware
+	log.SetLevel(logLevel)
+
+	// show file path in log for debug or other log levels.
+	if logLevel != logrus.InfoLevel {
+		logrus.SetReportCaller(true)
+		log.SetReportCaller(true)
+	}
+
+	return log
+}
--- a/server/main.go
+++ b/server/main.go
@ -3,84 +3,42 @@ package main
 import (
 	"flag"

-	"github.com/sirupsen/logrus"
-	log "github.com/sirupsen/logrus"
-
 	"github.com/authorizerdev/authorizer/server/cli"
 	"github.com/authorizerdev/authorizer/server/constants"
 	"github.com/authorizerdev/authorizer/server/db"
 	"github.com/authorizerdev/authorizer/server/env"
+	"github.com/authorizerdev/authorizer/server/logs"
 	"github.com/authorizerdev/authorizer/server/memorystore"
 	"github.com/authorizerdev/authorizer/server/oauth"
+	"github.com/authorizerdev/authorizer/server/refs"
 	"github.com/authorizerdev/authorizer/server/routes"
+	"github.com/sirupsen/logrus"
 )

 // VERSION is used to define the version of authorizer from build tags
 var VERSION string

-// LogUTCFormatter hels in setting UTC time format for the logs
-type LogUTCFormatter struct {
-	log.Formatter
-}
-
-// Format helps fomratting time to UTC
-func (u LogUTCFormatter) Format(e *log.Entry) ([]byte, error) {
-	e.Time = e.Time.UTC()
-	return u.Formatter.Format(e)
-}
-
 func main() {
 	cli.ARG_DB_URL = flag.String("database_url", "", "Database connection string")
 	cli.ARG_DB_TYPE = flag.String("database_type", "", "Database type, possible values are postgres,mysql,sqlite")
 	cli.ARG_ENV_FILE = flag.String("env_file", "", "Env file path")
-	cli.ARG_LOG_LEVEL = flag.String("log_level", "info", "Log level, possible values are debug,info,warn,error,fatal,panic")
+	cli.ARG_LOG_LEVEL = flag.String("log_level", "", "Log level, possible values are debug,info,warn,error,fatal,panic")
 	cli.ARG_REDIS_URL = flag.String("redis_url", "", "Redis connection string")
 	flag.Parse()

 	// global log level
-	logrus.SetFormatter(LogUTCFormatter{&logrus.JSONFormatter{}})
-
-	// log instance for gin server
-	log := logrus.New()
-	log.SetFormatter(LogUTCFormatter{&logrus.JSONFormatter{}})
-
-	var logLevel logrus.Level
-	switch *cli.ARG_LOG_LEVEL {
-	case "debug":
-		logLevel = logrus.DebugLevel
-	case "info":
-		logLevel = logrus.InfoLevel
-	case "warn":
-		logLevel = logrus.WarnLevel
-	case "error":
-		logLevel = logrus.ErrorLevel
-	case "fatal":
-		logLevel = logrus.FatalLevel
-	case "panic":
-		logLevel = logrus.PanicLevel
-	default:
-		logLevel = logrus.InfoLevel
-	}
-	// set log level globally
-	logrus.SetLevel(logLevel)
-
-	// set log level for go-gin middleware
-	log.SetLevel(logLevel)
-
-	// show file path in log for debug or other log levels.
-	if logLevel != logrus.InfoLevel {
-		logrus.SetReportCaller(true)
-		log.SetReportCaller(true)
-	}
+	logrus.SetFormatter(logs.LogUTCFormatter{&logrus.JSONFormatter{}})

 	constants.VERSION = VERSION

 	// initialize required envs (mainly db, env file path and redis)
 	err := memorystore.InitRequiredEnv()
 	if err != nil {
-		log.Fatal("Error while initializing required envs: ", err)
+		logrus.Fatal("Error while initializing required envs: ", err)
 	}

+	log := logs.InitLog(refs.StringValue(cli.ARG_LOG_LEVEL))
+
 	// initialize memory store
 	err = memorystore.InitMemStore()
 	if err != nil {
--- a/server/parsers/url.go
+++ b/server/parsers/url.go
@ -20,12 +20,12 @@ func GetHost(c *gin.Context) string {
 		authorizerURL = ""
 	}
 	if authorizerURL != "" {
-		return authorizerURL
+		return strings.TrimSuffix(authorizerURL, "/")
 	}

 	authorizerURL = c.Request.Header.Get("X-Authorizer-URL")
 	if authorizerURL != "" {
-		return authorizerURL
+		return strings.TrimSuffix(authorizerURL, "/")
 	}

 	scheme := c.Request.Header.Get("X-Forwarded-Proto")
@ -33,7 +33,7 @@ func GetHost(c *gin.Context) string {
 		scheme = "http"
 	}
 	host := c.Request.Host
-	return scheme + "://" + host
+	return strings.TrimSuffix(scheme+"://"+host, "/")
 }

 // GetHostName function returns hostname and port
@ -91,7 +91,7 @@ func GetDomainName(uri string) string {
 	return host
 }

-// GetAppURL to get /app/ url if not configured by user
+// GetAppURL to get /app url if not configured by user
 func GetAppURL(gc *gin.Context) string {
 	envAppURL, err := memorystore.Provider.GetStringStoreEnvVariable(constants.EnvKeyAppURL)
 	if envAppURL == "" || err != nil {
--- a/server/resolvers/add_email_template.go
+++ b/server/resolvers/add_email_template.go
@ -8,6 +8,7 @@ import (
 	"github.com/authorizerdev/authorizer/server/db"
 	"github.com/authorizerdev/authorizer/server/db/models"
 	"github.com/authorizerdev/authorizer/server/graph/model"
+	"github.com/authorizerdev/authorizer/server/refs"
 	"github.com/authorizerdev/authorizer/server/token"
 	"github.com/authorizerdev/authorizer/server/utils"
 	"github.com/authorizerdev/authorizer/server/validators"
@ -40,15 +41,17 @@ func AddEmailTemplateResolver(ctx context.Context, params model.AddEmailTemplate
 		return nil, fmt.Errorf("empty template not allowed")
 	}

-	if strings.TrimSpace(params.Design) == "" {
-		return nil, fmt.Errorf("empty design not allowed")
+	var design string
+
+	if params.Design == nil || strings.TrimSpace(refs.StringValue(params.Design)) == "" {
+		design = ""
 	}

 	_, err = db.Provider.AddEmailTemplate(ctx, models.EmailTemplate{
 		EventName: params.EventName,
 		Template:  params.Template,
 		Subject:   params.Subject,
-		Design:    params.Design,
+		Design:    design,
 	})
 	if err != nil {
 		log.Debug("Failed to add email template: ", err)
--- a/server/resolvers/forgot_password.go
+++ b/server/resolvers/forgot_password.go
@ -94,7 +94,7 @@ func ForgotPasswordResolver(ctx context.Context, params model.ForgotPasswordInpu
 		return res, err
 	}

-	// exec it as go routine so that we can reduce the api latency
+	// execute it as go routine so that we can reduce the api latency
 	go email.SendEmail([]string{params.Email}, constants.VerificationTypeForgotPassword, map[string]interface{}{
 		"user":             user.ToMap(),
 		"organization":     utils.GetOrganization(),
--- a/server/resolvers/login.go
+++ b/server/resolvers/login.go
@ -6,6 +6,7 @@ import (
 	"strings"
 	"time"

+	"github.com/google/uuid"
 	log "github.com/sirupsen/logrus"
 	"golang.org/x/crypto/bcrypt"

@ -140,12 +141,43 @@ func LoginResolver(ctx context.Context, params model.LoginInput) (*model.AuthRes
 		}, nil
 	}

-	authToken, err := token.CreateAuthToken(gc, user, roles, scope, constants.AuthRecipeMethodBasicAuth)
+	code := ""
+	codeChallenge := ""
+	nonce := ""
+	if params.State != nil {
+		// Get state from store
+		authorizeState, _ := memorystore.Provider.GetState(refs.StringValue(params.State))
+		if authorizeState != "" {
+			authorizeStateSplit := strings.Split(authorizeState, "@@")
+			if len(authorizeStateSplit) > 1 {
+				code = authorizeStateSplit[0]
+				codeChallenge = authorizeStateSplit[1]
+			} else {
+				nonce = authorizeState
+			}
+			go memorystore.Provider.RemoveState(refs.StringValue(params.State))
+		}
+	}
+
+	if nonce == "" {
+		nonce = uuid.New().String()
+	}
+
+	authToken, err := token.CreateAuthToken(gc, user, roles, scope, constants.AuthRecipeMethodBasicAuth, nonce, code)
 	if err != nil {
 		log.Debug("Failed to create auth token", err)
 		return res, err
 	}

+	// TODO add to other login options as well
+	// Code challenge could be optional if PKCE flow is not used
+	if code != "" {
+		if err := memorystore.Provider.SetState(code, codeChallenge+"@@"+authToken.FingerPrintHash); err != nil {
+			log.Debug("SetState failed: ", err)
+			return res, err
+		}
+	}
+
 	expiresIn := authToken.AccessToken.ExpiresAt - time.Now().Unix()
 	if expiresIn <= 0 {
 		expiresIn = 1
--- a/server/resolvers/magic_link_login.go
+++ b/server/resolvers/magic_link_login.go
@ -15,6 +15,7 @@ import (
 	"github.com/authorizerdev/authorizer/server/graph/model"
 	"github.com/authorizerdev/authorizer/server/memorystore"
 	"github.com/authorizerdev/authorizer/server/parsers"
+	"github.com/authorizerdev/authorizer/server/refs"
 	"github.com/authorizerdev/authorizer/server/token"
 	"github.com/authorizerdev/authorizer/server/utils"
 	"github.com/authorizerdev/authorizer/server/validators"
@ -185,7 +186,7 @@ func MagicLinkLoginResolver(ctx context.Context, params model.MagicLinkLoginInpu
 		}
 		redirectURLParams := "&roles=" + strings.Join(inputRoles, ",")
 		if params.State != nil {
-			redirectURLParams = redirectURLParams + "&state=" + *params.State
+			redirectURLParams = redirectURLParams + "&state=" + refs.StringValue(params.State)
 		}
 		if params.Scope != nil && len(params.Scope) > 0 {
 			redirectURLParams = redirectURLParams + "&scope=" + strings.Join(params.Scope, " ")
--- a/server/resolvers/session.go
+++ b/server/resolvers/session.go
@ -6,6 +6,7 @@ import (
 	"fmt"
 	"time"

+	"github.com/google/uuid"
 	log "github.com/sirupsen/logrus"

 	"github.com/authorizerdev/authorizer/server/constants"
@ -70,7 +71,8 @@ func SessionResolver(ctx context.Context, params *model.SessionQueryInput) (*mod
 		scope = params.Scope
 	}

-	authToken, err := token.CreateAuthToken(gc, user, claimRoles, scope, claims.LoginMethod)
+	nonce := uuid.New().String()
+	authToken, err := token.CreateAuthToken(gc, user, claimRoles, scope, claims.LoginMethod, nonce, "")
 	if err != nil {
 		log.Debug("Failed to create auth token: ", err)
 		return res, err
--- a/server/resolvers/signup.go
+++ b/server/resolvers/signup.go
@ -6,6 +6,7 @@ import (
 	"strings"
 	"time"

+	"github.com/google/uuid"
 	log "github.com/sirupsen/logrus"

 	"github.com/authorizerdev/authorizer/server/constants"
@ -242,12 +243,42 @@ func SignupResolver(ctx context.Context, params model.SignUpInput) (*model.AuthR
 			scope = params.Scope
 		}

-		authToken, err := token.CreateAuthToken(gc, user, roles, scope, constants.AuthRecipeMethodBasicAuth)
+		code := ""
+		codeChallenge := ""
+		nonce := ""
+		if params.State != nil {
+			// Get state from store
+			authorizeState, _ := memorystore.Provider.GetState(refs.StringValue(params.State))
+			if authorizeState != "" {
+				authorizeStateSplit := strings.Split(authorizeState, "@@")
+				if len(authorizeStateSplit) > 1 {
+					code = authorizeStateSplit[0]
+					codeChallenge = authorizeStateSplit[1]
+				} else {
+					nonce = authorizeState
+				}
+				go memorystore.Provider.RemoveState(refs.StringValue(params.State))
+			}
+		}
+
+		if nonce == "" {
+			nonce = uuid.New().String()
+		}
+
+		authToken, err := token.CreateAuthToken(gc, user, roles, scope, constants.AuthRecipeMethodBasicAuth, nonce, code)
 		if err != nil {
 			log.Debug("Failed to create auth token: ", err)
 			return res, err
 		}

+		// Code challenge could be optional if PKCE flow is not used
+		if code != "" {
+			if err := memorystore.Provider.SetState(code, codeChallenge+"@@"+authToken.FingerPrintHash); err != nil {
+				log.Debug("SetState failed: ", err)
+				return res, err
+			}
+		}
+
 		expiresIn := authToken.AccessToken.ExpiresAt - time.Now().Unix()
 		if expiresIn <= 0 {
 			expiresIn = 1
--- a/server/resolvers/update_user.go
+++ b/server/resolvers/update_user.go
@ -125,7 +125,6 @@ func UpdateUserResolver(ctx context.Context, params model.UpdateUserInput) (*mod
 			return res, fmt.Errorf("user with this email address already exists")
 		}

-		// TODO figure out how to do this
 		go memorystore.Provider.DeleteAllUserSessions(user.ID)

 		hostname := parsers.GetHost(gc)
--- a/server/resolvers/validate_jwt_token.go
+++ b/server/resolvers/validate_jwt_token.go
@ -77,7 +77,16 @@ func ValidateJwtTokenResolver(ctx context.Context, params model.ValidateJWTToken
 		}
 	}

-	claimRolesInterface := claims["roles"]
+	claimKey := "roles"
+
+	if tokenType == constants.TokenTypeIdentityToken {
+		claimKey, err = memorystore.Provider.GetStringStoreEnvVariable(constants.EnvKeyJwtRoleClaim)
+		if err != nil {
+			claimKey = "roles"
+		}
+	}
+
+	claimRolesInterface := claims[claimKey]
 	roleSlice := utils.ConvertInterfaceToSlice(claimRolesInterface)
 	for _, v := range roleSlice {
 		claimRoles = append(claimRoles, v.(string))
--- a/server/resolvers/verify_email.go
+++ b/server/resolvers/verify_email.go
@ -6,6 +6,7 @@ import (
 	"strings"
 	"time"

+	"github.com/google/uuid"
 	log "github.com/sirupsen/logrus"

 	"github.com/authorizerdev/authorizer/server/constants"
@ -15,6 +16,7 @@ import (
 	"github.com/authorizerdev/authorizer/server/graph/model"
 	"github.com/authorizerdev/authorizer/server/memorystore"
 	"github.com/authorizerdev/authorizer/server/parsers"
+	"github.com/authorizerdev/authorizer/server/refs"
 	"github.com/authorizerdev/authorizer/server/token"
 	"github.com/authorizerdev/authorizer/server/utils"
 )
@ -84,12 +86,42 @@ func VerifyEmailResolver(ctx context.Context, params model.VerifyEmailInput) (*m

 	roles := strings.Split(user.Roles, ",")
 	scope := []string{"openid", "email", "profile"}
-	authToken, err := token.CreateAuthToken(gc, user, roles, scope, loginMethod)
+	code := ""
+	// Not required as /oauth/token cannot be resumed from other tab
+	// codeChallenge := ""
+	nonce := ""
+	if params.State != nil {
+		// Get state from store
+		authorizeState, _ := memorystore.Provider.GetState(refs.StringValue(params.State))
+		if authorizeState != "" {
+			authorizeStateSplit := strings.Split(authorizeState, "@@")
+			if len(authorizeStateSplit) > 1 {
+				code = authorizeStateSplit[0]
+				// Not required as /oauth/token cannot be resumed from other tab
+				// codeChallenge = authorizeStateSplit[1]
+			} else {
+				nonce = authorizeState
+			}
+			go memorystore.Provider.RemoveState(refs.StringValue(params.State))
+		}
+	}
+	if nonce == "" {
+		nonce = uuid.New().String()
+	}
+	authToken, err := token.CreateAuthToken(gc, user, roles, scope, loginMethod, nonce, code)
 	if err != nil {
 		log.Debug("Failed to create auth token: ", err)
 		return res, err
 	}

+	// Code challenge could be optional if PKCE flow is not used
+	// Not required as /oauth/token cannot be resumed from other tab
+	// if code != "" {
+	// 	if err := memorystore.Provider.SetState(code, codeChallenge+"@@"+authToken.FingerPrintHash); err != nil {
+	// 		log.Debug("SetState failed: ", err)
+	// 		return res, err
+	// 	}
+	// }
 	go func() {
 		if isSignUp {
 			utils.RegisterEvent(ctx, constants.UserSignUpWebhookEvent, loginMethod, user)
--- a/server/resolvers/verify_otp.go
+++ b/server/resolvers/verify_otp.go
@ -12,8 +12,10 @@ import (
 	"github.com/authorizerdev/authorizer/server/db/models"
 	"github.com/authorizerdev/authorizer/server/graph/model"
 	"github.com/authorizerdev/authorizer/server/memorystore"
+	"github.com/authorizerdev/authorizer/server/refs"
 	"github.com/authorizerdev/authorizer/server/token"
 	"github.com/authorizerdev/authorizer/server/utils"
+	"github.com/google/uuid"
 	log "github.com/sirupsen/logrus"
 )

@ -57,12 +59,40 @@ func VerifyOtpResolver(ctx context.Context, params model.VerifyOTPRequest) (*mod

 	roles := strings.Split(user.Roles, ",")
 	scope := []string{"openid", "email", "profile"}
-	authToken, err := token.CreateAuthToken(gc, user, roles, scope, loginMethod)
+	code := ""
+	codeChallenge := ""
+	nonce := ""
+	if params.State != nil {
+		// Get state from store
+		authorizeState, _ := memorystore.Provider.GetState(refs.StringValue(params.State))
+		if authorizeState != "" {
+			authorizeStateSplit := strings.Split(authorizeState, "@@")
+			if len(authorizeStateSplit) > 1 {
+				code = authorizeStateSplit[0]
+				codeChallenge = authorizeStateSplit[1]
+			} else {
+				nonce = authorizeState
+			}
+			go memorystore.Provider.RemoveState(refs.StringValue(params.State))
+		}
+	}
+	if nonce == "" {
+		nonce = uuid.New().String()
+	}
+	authToken, err := token.CreateAuthToken(gc, user, roles, scope, loginMethod, nonce, code)
 	if err != nil {
 		log.Debug("Failed to create auth token: ", err)
 		return res, err
 	}

+	// Code challenge could be optional if PKCE flow is not used
+	if code != "" {
+		if err := memorystore.Provider.SetState(code, codeChallenge+"@@"+authToken.FingerPrintHash); err != nil {
+			log.Debug("Failed to set code state: ", err)
+			return res, err
+		}
+	}
+
 	go func() {
 		db.Provider.DeleteOTP(gc, otp)
 		if isSignUp {
--- a/server/test/add_email_template_test.go
+++ b/server/test/add_email_template_test.go
@ -51,24 +51,15 @@ func addEmailTemplateTest(t *testing.T, s TestSetup) {
 			assert.Nil(t, emailTemplate)
 		})

-		t.Run("should not add email template with empty design", func(t *testing.T) {
-			emailTemplate, err := resolvers.AddEmailTemplateResolver(ctx, model.AddEmailTemplateRequest{
-				EventName: s.TestInfo.TestEmailTemplateEventTypes[0],
-				Template:  "test",
-				Subject:   "test",
-				Design:    "   ",
-			})
-			assert.Error(t, err)
-			assert.Nil(t, emailTemplate)
-		})
+		design := ""

 		for _, eventType := range s.TestInfo.TestEmailTemplateEventTypes {
-			t.Run("should add email template for "+eventType, func(t *testing.T) {
+			t.Run("should add email template with empty design for "+eventType, func(t *testing.T) {
 				emailTemplate, err := resolvers.AddEmailTemplateResolver(ctx, model.AddEmailTemplateRequest{
 					EventName: eventType,
 					Template:  "Test email",
 					Subject:   "Test email",
-					Design:    "Test design",
+					Design:    &design,
 				})
 				assert.NoError(t, err)
 				assert.NotNil(t, emailTemplate)
@ -78,7 +69,7 @@ func addEmailTemplateTest(t *testing.T, s TestSetup) {
 				assert.NoError(t, err)
 				assert.Equal(t, et.EventName, eventType)
 				assert.Equal(t, "Test email", et.Subject)
-				assert.Equal(t, "Test design", et.Design)
+				assert.Equal(t, "", et.Design)
 			})
 		}
 	})
--- a/server/test/validate_jwt_token_test.go
+++ b/server/test/validate_jwt_token_test.go
@ -51,7 +51,8 @@ func validateJwtTokenTest(t *testing.T, s TestSetup) {
 	gc, err := utils.GinContextFromContext(ctx)
 	assert.NoError(t, err)
 	sessionKey := constants.AuthRecipeMethodBasicAuth + ":" + user.ID
-	authToken, err := token.CreateAuthToken(gc, user, roles, scope, constants.AuthRecipeMethodBasicAuth)
+	nonce := uuid.New().String()
+	authToken, err := token.CreateAuthToken(gc, user, roles, scope, constants.AuthRecipeMethodBasicAuth, nonce, "")
 	memorystore.Provider.SetUserSession(sessionKey, constants.TokenTypeSessionToken+"_"+authToken.FingerPrint, authToken.FingerPrintHash)
 	memorystore.Provider.SetUserSession(sessionKey, constants.TokenTypeAccessToken+"_"+authToken.FingerPrint, authToken.AccessToken.Token)

--- a/server/token/auth_token.go
+++ b/server/token/auth_token.go
@ -1,6 +1,8 @@
 package token

 import (
+	"crypto/sha256"
+	"encoding/base64"
 	"encoding/json"
 	"fmt"
 	"strings"
@ -10,7 +12,6 @@ import (

 	"github.com/gin-gonic/gin"
 	"github.com/golang-jwt/jwt"
-	"github.com/google/uuid"
 	"github.com/robertkrimen/otto"

 	"github.com/authorizerdev/authorizer/server/constants"
@ -47,30 +48,9 @@ type SessionData struct {
 	LoginMethod string   `json:"login_method"`
 }

-// CreateSessionToken creates a new session token
-func CreateSessionToken(user models.User, nonce string, roles, scope []string, loginMethod string) (*SessionData, string, error) {
-	fingerPrintMap := &SessionData{
-		Nonce:       nonce,
-		Roles:       roles,
-		Subject:     user.ID,
-		Scope:       scope,
-		LoginMethod: loginMethod,
-		IssuedAt:    time.Now().Unix(),
-		ExpiresAt:   time.Now().AddDate(1, 0, 0).Unix(),
-	}
-	fingerPrintBytes, _ := json.Marshal(fingerPrintMap)
-	fingerPrintHash, err := crypto.EncryptAES(string(fingerPrintBytes))
-	if err != nil {
-		return nil, "", err
-	}
-
-	return fingerPrintMap, fingerPrintHash, nil
-}
-
 // CreateAuthToken creates a new auth token when userlogs in
-func CreateAuthToken(gc *gin.Context, user models.User, roles, scope []string, loginMethod string) (*Token, error) {
+func CreateAuthToken(gc *gin.Context, user models.User, roles, scope []string, loginMethod, nonce string, code string) (*Token, error) {
 	hostname := parsers.GetHost(gc)
-	nonce := uuid.New().String()
 	_, fingerPrintHash, err := CreateSessionToken(user, nonce, roles, scope, loginMethod)
 	if err != nil {
 		return nil, err
@ -80,7 +60,23 @@ func CreateAuthToken(gc *gin.Context, user models.User, roles, scope []string, l
 		return nil, err
 	}

-	idToken, idTokenExpiresAt, err := CreateIDToken(user, roles, hostname, nonce, loginMethod)
+	atHash := sha256.New()
+	atHash.Write([]byte(accessToken))
+	atHashBytes := atHash.Sum(nil)
+	// hashedToken := string(bs)
+	atHashDigest := atHashBytes[0 : len(atHashBytes)/2]
+	atHashString := base64.RawURLEncoding.EncodeToString(atHashDigest)
+
+	codeHashString := ""
+	if code != "" {
+		codeHash := sha256.New()
+		codeHash.Write([]byte(code))
+		codeHashBytes := codeHash.Sum(nil)
+		codeHashDigest := codeHashBytes[0 : len(codeHashBytes)/2]
+		codeHashString = base64.RawURLEncoding.EncodeToString(codeHashDigest)
+	}
+
+	idToken, idTokenExpiresAt, err := CreateIDToken(user, roles, hostname, nonce, atHashString, codeHashString, loginMethod)
 	if err != nil {
 		return nil, err
 	}
@ -104,6 +100,26 @@ func CreateAuthToken(gc *gin.Context, user models.User, roles, scope []string, l
 	return res, nil
 }

+// CreateSessionToken creates a new session token
+func CreateSessionToken(user models.User, nonce string, roles, scope []string, loginMethod string) (*SessionData, string, error) {
+	fingerPrintMap := &SessionData{
+		Nonce:       nonce,
+		Roles:       roles,
+		Subject:     user.ID,
+		Scope:       scope,
+		LoginMethod: loginMethod,
+		IssuedAt:    time.Now().Unix(),
+		ExpiresAt:   time.Now().AddDate(1, 0, 0).Unix(),
+	}
+	fingerPrintBytes, _ := json.Marshal(fingerPrintMap)
+	fingerPrintHash, err := crypto.EncryptAES(string(fingerPrintBytes))
+	if err != nil {
+		return nil, "", err
+	}
+
+	return fingerPrintMap, fingerPrintHash, nil
+}
+
 // CreateRefreshToken util to create JWT token
 func CreateRefreshToken(user models.User, roles, scopes []string, hostname, nonce, loginMethod string) (string, int64, error) {
 	// expires in 1 year
@ -124,6 +140,7 @@ func CreateRefreshToken(user models.User, roles, scopes []string, hostname, nonc
 		"scope":         scopes,
 		"nonce":         nonce,
 		"login_method":  loginMethod,
+		"allowed_roles": strings.Split(user.Roles, ","),
 	}

 	token, err := SignJWTToken(customClaims)
@ -163,6 +180,7 @@ func CreateAccessToken(user models.User, roles, scopes []string, hostName, nonce
 		"scope":         scopes,
 		"roles":         roles,
 		"login_method":  loginMethod,
+		"allowed_roles": strings.Split(user.Roles, ","),
 	}

 	token, err := SignJWTToken(customClaims)
@ -256,7 +274,6 @@ func ValidateRefreshToken(gc *gin.Context, refreshToken string) (map[string]inte
 	if loginMethod != nil && loginMethod != "" {
 		sessionKey = loginMethod.(string) + ":" + userID
 	}
-
 	token, err := memorystore.Provider.GetUserSession(sessionKey, constants.TokenTypeRefreshToken+"_"+nonce)
 	if nonce == "" || err != nil {
 		return res, fmt.Errorf(`unauthorized`)
@ -317,7 +334,9 @@ func ValidateBrowserSession(gc *gin.Context, encryptedSession string) (*SessionD

 // CreateIDToken util to create JWT token, based on
 // user information, roles config and CUSTOM_ACCESS_TOKEN_SCRIPT
-func CreateIDToken(user models.User, roles []string, hostname, nonce, loginMethod string) (string, int64, error) {
+// For response_type (code) / authorization_code grant nonce should be empty
+// for implicit flow it should be present to verify with actual state
+func CreateIDToken(user models.User, roles []string, hostname, nonce, atHash, cHash, loginMethod string) (string, int64, error) {
 	expireTime, err := memorystore.Provider.GetStringStoreEnvVariable(constants.EnvKeyAccessTokenExpiryTime)
 	if err != nil {
 		return "", 0, err
@ -343,10 +362,10 @@ func CreateIDToken(user models.User, roles []string, hostname, nonce, loginMetho
 	if err != nil {
 		return "", 0, err
 	}
+
 	customClaims := jwt.MapClaims{
 		"iss":           hostname,
 		"aud":           clientID,
-		"nonce":         nonce,
 		"sub":           user.ID,
 		"exp":           expiresAt,
 		"iat":           time.Now().Unix(),
@ -356,6 +375,16 @@ func CreateIDToken(user models.User, roles []string, hostname, nonce, loginMetho
 		claimKey:        roles,
 	}

+	// split nonce to see if its authorization code grant method
+
+	if cHash != "" {
+		customClaims["at_hash"] = atHash
+		customClaims["c_hash"] = cHash
+	} else {
+		customClaims["nonce"] = nonce
+		customClaims["at_hash"] = atHash
+	}
+
 	for k, v := range userMap {
 		if k != "roles" {
 			customClaims[k] = v
--- a/server/utils/gin_context.go
+++ b/server/utils/gin_context.go
@ -7,8 +7,6 @@ import (
 	"github.com/gin-gonic/gin"
 )

-// TODO re-name GinContextKey -> GinContext
-
 // GinContext to get gin context from context
 func GinContextFromContext(ctx context.Context) (*gin.Context, error) {
 	ginContext := ctx.Value("GinContextKey")
--- a/templates/authorize_form_post.tmpl
+++ b/templates/authorize_form_post.tmpl
@ -0,0 +1,13 @@
+<!DOCTYPE html>
+<html>
+	<head>
+		<title>Authorization Response</title>
+	</head>
+	<body onload="document.forms['authorize_form_post'].submit()">
+        <form action="{{.target_origin}}" name="authorize_form_post" method="POST">
+            {{ range $key, $val := .authorization_response }}
+                <input type="hidden" key="{{$key}}" value="{{$val}}" name="{{$key}}" id="{{$key}}" />
+            {{ end }}
+        </form>
+	</body>
+</html>
--- a/templates/authorize_web_message.tmpl
+++ b/templates/authorize_web_message.tmpl