From 16e3e753813f8497b4ee085dbade0e84130c23dd Mon Sep 17 00:00:00 2001
From: Ilya Y <75578537+ilya-bkv@users.noreply.github.com>
Date: Thu, 18 Apr 2024 16:34:07 +0300
Subject: [PATCH] Add hash navigation in slider (#440)

 Sliders with search params
---
 src/components/Article/FullArticle.tsx        |  1 +
 .../_shared/SolidSwiper/ImageSwiper.tsx       | 26 +++++++++++++++----
 .../_shared/SolidSwiper/Swiper.module.scss    |  6 ++++-
 src/stores/router.ts                          |  4 +--
 4 files changed, 29 insertions(+), 8 deletions(-)

diff --git a/src/components/Article/FullArticle.tsx b/src/components/Article/FullArticle.tsx
index f855f170..6d9a670f 100644
--- a/src/components/Article/FullArticle.tsx
+++ b/src/components/Article/FullArticle.tsx
@@ -54,6 +54,7 @@ type IframeSize = {
 export type ArticlePageSearchParams = {
   scrollTo: 'comments'
   commentId: string
+  slide?: string
 }
 
 const scrollTo = (el: HTMLElement) => {
diff --git a/src/components/_shared/SolidSwiper/ImageSwiper.tsx b/src/components/_shared/SolidSwiper/ImageSwiper.tsx
index 888a23c3..674ac701 100644
--- a/src/components/_shared/SolidSwiper/ImageSwiper.tsx
+++ b/src/components/_shared/SolidSwiper/ImageSwiper.tsx
@@ -1,7 +1,7 @@
 import { clsx } from 'clsx'
 import { For, Show, createEffect, createSignal, on, onCleanup, onMount } from 'solid-js'
 import SwiperCore from 'swiper'
-import { Manipulation, Navigation, Pagination } from 'swiper/modules'
+import { HashNavigation, Manipulation, Navigation, Pagination } from 'swiper/modules'
 import { throttle } from 'throttle-debounce'
 
 import { MediaItem } from '../../../pages/types'
@@ -12,6 +12,8 @@ import { Lightbox } from '../Lightbox'
 
 import { SwiperRef } from './swiper'
 
+import { useRouter } from '../../../stores/router'
+import { ArticlePageSearchParams } from '../../Article/FullArticle'
 import styles from './Swiper.module.scss'
 
 type Props = {
@@ -31,10 +33,13 @@ export const ImageSwiper = (props: Props) => {
   const [slideIndex, setSlideIndex] = createSignal(0)
   const [isMobileView, setIsMobileView] = createSignal(false)
   const [selectedImage, setSelectedImage] = createSignal('')
+  const { searchParams, changeSearchParams } = useRouter<ArticlePageSearchParams>()
 
   const handleSlideChange = () => {
-    thumbSwipeRef.current.swiper.slideTo(mainSwipeRef.current.swiper.activeIndex)
-    setSlideIndex(mainSwipeRef.current.swiper.activeIndex)
+    const activeIndex = mainSwipeRef.current.swiper.activeIndex
+    thumbSwipeRef.current.swiper.slideTo(activeIndex)
+    setSlideIndex(activeIndex)
+    changeSearchParams({ slide: `${activeIndex + 1}` })
   }
 
   createEffect(
@@ -51,11 +56,19 @@ export const ImageSwiper = (props: Props) => {
   onMount(async () => {
     const { register } = await import('swiper/element/bundle')
     register()
-    SwiperCore.use([Pagination, Navigation, Manipulation])
+    SwiperCore.use([Pagination, Navigation, Manipulation, HashNavigation])
     while (!mainSwipeRef.current || !mainSwipeRef.current.swiper) {
       await new Promise((resolve) => setTimeout(resolve, 10)) // wait 10 ms
     }
     mainSwipeRef.current.swiper.on('slideChange', handleSlideChange)
+    const initialSlide = parseInt(searchParams().slide) - 1
+    if (initialSlide && !Number.isNaN(initialSlide) && initialSlide < props.images.length) {
+      mainSwipeRef.current.swiper.slideTo(initialSlide, 0)
+    } else {
+      changeSearchParams({ slide: '1' })
+    }
+
+    mainSwipeRef.current.swiper.init()
   })
 
   onMount(() => {
@@ -106,6 +119,9 @@ export const ImageSwiper = (props: Props) => {
                 watch-slides-visibility={true}
                 direction={'horizontal'}
                 slides-per-group-auto={true}
+                hash-navigation={{
+                  watchState: true,
+                }}
               >
                 <For each={props.images}>
                   {(slide, index) => (
@@ -152,7 +168,7 @@ export const ImageSwiper = (props: Props) => {
                 {(slide, index) => (
                   // eslint-disable-next-line @typescript-eslint/ban-ts-comment
                   // @ts-ignore
-                  <swiper-slide lazy="true" virtual-index={index()}>
+                  <swiper-slide lazy="true" virtual-index={index()} data-hash={index() + 1}>
                     <div class={styles.image} onClick={handleImageClick}>
                       <Image src={slide.url} alt={slide.title} width={800} />
                     </div>
diff --git a/src/components/_shared/SolidSwiper/Swiper.module.scss b/src/components/_shared/SolidSwiper/Swiper.module.scss
index b8e5b990..f3f182e8 100644
--- a/src/components/_shared/SolidSwiper/Swiper.module.scss
+++ b/src/components/_shared/SolidSwiper/Swiper.module.scss
@@ -135,9 +135,13 @@
     .counter {
       @include font-size(1.2rem);
 
+      @include media-breakpoint-up(sm) {
+        top: 477px;
+      }
+
       position: absolute;
       z-index: 2;
-      top: 477px;
+      top: 276px;
       right: 0;
       font-weight: 600;
       padding: 0.2rem 0.8rem;
diff --git a/src/stores/router.ts b/src/stores/router.ts
index be197bd1..8be3b78c 100644
--- a/src/stores/router.ts
+++ b/src/stores/router.ts
@@ -114,8 +114,8 @@ const handleClientRouteLinkClick = async (event) => {
   }
 
   if (url.hash) {
-    scrollToHash(url.hash)
-    return
+    // scrollToHash(url.hash)
+    // return
   }
 
   window.scrollTo({