Add hash routes for viewer

src/components/Timeline.vue

@@ -227,12 +227,45 @@ export default class Timeline extends Mixins(GlobalMixin, UserConfig) {
   mounted() {
     this.selectionManager = this.$refs.selectionManager;
     this.scrollerManager = this.$refs.scrollerManager;
-    this.createState();
+    this.routeChange(this.$route);
   }
 
   @Watch("$route")
-  async routeChange(from: any, to: any) {
+  async routeChange(to: any, from?: any) {
-    await this.refresh();
+    if (from?.path !== to.path) {
+      await this.refresh();
+    }
+
+    // Check if hash has changed
+    const viewerIsOpen = (this.$refs.viewer as any).isOpen;
+    if (from?.hash !== to.hash && to.hash?.startsWith("#v") && !viewerIsOpen) {
+      // Open viewer
+      const parts = to.hash.split("/");
+      if (parts.length !== 3) return;
+
+      const dayid = parseInt(parts[1]);
+      const fileid = parseInt(parts[2]);
+      if (isNaN(dayid) || isNaN(fileid)) return;
+
+      const day = this.heads[dayid]?.day;
+      if (day && !day.detail) {
+        const state = this.state;
+        await this.fetchDay(dayid, true);
+        if (state !== this.state) return;
+      }
+
+      const photo = day?.detail?.find((p) => p.fileid === fileid);
+      if (!photo) return;
+
+      (this.$refs.viewer as any).open(photo, this.list);
+    } else if (
+      from?.hash?.startsWith("#v") &&
+      !to.hash?.startsWith("#v") &&
+      viewerIsOpen
+    ) {
+      // Close viewer
+      (this.$refs.viewer as any).close();
+    }
   }
 
   beforeDestroy() {
@@ -784,7 +817,7 @@ export default class Timeline extends Mixins(GlobalMixin, UserConfig) {
   }
 
   /** Fetch image data for one dayId */
-  async fetchDay(dayId: number) {
+  async fetchDay(dayId: number, now = false) {
     const head = this.heads[dayId];
     if (!head) return;
 
@@ -804,7 +837,7 @@ export default class Timeline extends Mixins(GlobalMixin, UserConfig) {
     this.fetchDayQueue.push(dayId);
 
     // Only single queries allowed for month vie
-    if (this.isMonthView()) {
+    if (now || this.isMonthView()) {
       return this.fetchDayExpire();
     }
 
@@ -1146,7 +1179,10 @@ export default class Timeline extends Mixins(GlobalMixin, UserConfig) {
       // selection mode
       this.selectionManager.selectPhoto(photo);
     } else {
-      (<any>this.$refs.viewer).open(photo, this.list);
+      this.$router.push({
+        ...this.$route,
+        hash: utils.getViewerHash(photo),
+      });
     }
   }
 

src/components/Viewer.vue

@@ -6,7 +6,7 @@
     :style="{ width: outerWidth }"
   >
     <div class="inner" ref="inner">
-      <div class="top-bar" v-if="photoswipe" :class="{ opened }">
+      <div class="top-bar" v-if="photoswipe" :class="{ showControls }">
         <NcActions :inline="3" container=".memories_viewer .pswp">
           <NcActionButton
             :aria-label="t('memories', 'Delete')"
@@ -108,8 +108,10 @@ export default class Viewer extends Mixins(GlobalMixin) {
   @Emit("fetchDay") fetchDay(dayId: number) {}
   @Emit("updateLoading") updateLoading(delta: number) {}
 
+  public isOpen = false;
+
   private show = false;
-  private opened = false;
+  private showControls = false;
   private fullyOpened = false;
   private sidebarOpen = false;
   private sidebarWidth = 400;
@@ -216,8 +218,9 @@ export default class Viewer extends Mixins(GlobalMixin) {
       if (navElem) navElem.style.zIndex = "0";
     });
     this.photoswipe.on("openingAnimationStart", () => {
+      this.isOpen = true;
       this.fullyOpened = false;
-      this.opened = true;
+      this.showControls = true;
       if (this.sidebarOpen) {
         this.openSidebar();
       }
@@ -226,9 +229,11 @@ export default class Viewer extends Mixins(GlobalMixin) {
       this.fullyOpened = true;
     });
     this.photoswipe.on("close", () => {
+      this.isOpen = false;
       this.fullyOpened = false;
-      this.opened = false;
+      this.showControls = false;
       this.hideSidebar();
+      this.setRouteHash(undefined);
     });
     this.photoswipe.on("destroy", () => {
       document.body.classList.remove(klass);
@@ -236,8 +241,9 @@ export default class Viewer extends Mixins(GlobalMixin) {
 
       // reset everything
       this.show = false;
-      this.opened = false;
+      this.isOpen = false;
       this.fullyOpened = false;
+      this.showControls = false;
       this.photoswipe = null;
       this.list = [];
       this.days.clear();
@@ -248,7 +254,12 @@ export default class Viewer extends Mixins(GlobalMixin) {
 
     // toggle-controls
     this.photoswipe.on("tapAction", () => {
-      this.opened = !this.opened;
+      this.showControls = !this.showControls;
+    });
+
+    // Update vue route for deep linking
+    this.photoswipe.on("slideActivate", (e) => {
+      this.setRouteHash(e.slide?.data?.photo);
     });
 
     // Video support
@@ -442,6 +453,11 @@ export default class Viewer extends Mixins(GlobalMixin) {
     this.photoswipe.init();
   }
 
+  /** Close the viewer */
+  public close() {
+    this.photoswipe?.close();
+  }
+
   /** Open with a static list of photos */
   public async openStatic(photo: IPhoto, list: IPhoto[]) {
     this.list = list;
@@ -492,6 +508,17 @@ export default class Viewer extends Mixins(GlobalMixin) {
     return elem;
   }
 
+  /** Set the route hash to the given photo */
+  private setRouteHash(photo: IPhoto | undefined) {
+    const hash = photo ? utils.getViewerHash(photo) : "";
+    if (hash !== this.$route.hash) {
+      this.$router.replace({
+        ...this.$route,
+        hash,
+      });
+    }
+  }
+
   /** Delete this photo and refresh */
   private async deleteCurrent() {
     const idx = this.photoswipe.currIndex - this.globalAnchor;
@@ -641,7 +668,7 @@ export default class Viewer extends Mixins(GlobalMixin) {
 
   transition: opacity 0.2s ease-in-out;
   opacity: 0;
-  &.opened {
+  &.showControls {
     opacity: 1;
   }
 }

src/services/Utils.ts

@@ -216,6 +216,13 @@ export function getFolderRoutePath(basePath: string) {
   return path;
 }
 
+/**
+ * Get route hash for viewer for photo
+ */
+export function getViewerHash(photo: IPhoto) {
+  return `#v/${photo.dayid}/${photo.fileid}`;
+}
+
 /** Set a timer that renews if existing */
 export function setRenewingTimeout(
   ctx: any,