feat: add userinfo + logout

server/handlers/logout.go

@@ -0,0 +1,40 @@
+package handlers
+
+import (
+	"net/http"
+
+	"github.com/authorizerdev/authorizer/server/cookie"
+	"github.com/authorizerdev/authorizer/server/crypto"
+	"github.com/authorizerdev/authorizer/server/sessionstore"
+	"github.com/gin-gonic/gin"
+)
+
+func LogoutHandler() gin.HandlerFunc {
+	return func(gc *gin.Context) {
+		// get fingerprint hash
+		fingerprintHash, err := cookie.GetSession(gc)
+		if err != nil {
+			gc.JSON(http.StatusUnauthorized, gin.H{
+				"error": err.Error(),
+			})
+			return
+		}
+
+		decryptedFingerPrint, err := crypto.DecryptAES(fingerprintHash)
+		if err != nil {
+			gc.JSON(http.StatusUnauthorized, gin.H{
+				"error": err.Error(),
+			})
+			return
+		}
+
+		fingerPrint := string(decryptedFingerPrint)
+
+		sessionstore.RemoveState(fingerPrint)
+		cookie.DeleteSession(gc)
+
+		gc.JSON(http.StatusOK, gin.H{
+			"message": "Logged out successfully",
+		})
+	}
+}