Fix: Home-Screen Argument for RPC & Total Time

src/components/pages/Home.svelte

@@ -173,7 +173,11 @@
         const d = await gql<{ chapters: { nodes: Chapter[] } }>(GET_CHAPTERS, { mangaId: heroMangaId });
         all = [...d.chapters.nodes].sort((a, b) => a.sourceOrder - b.sourceOrder);
       }
-      openReader(chapter, all);
+      if (all.length) {
+        const manga = heroManga ?? { id: heroMangaId, title: heroTitle, thumbnailUrl: heroManga?.thumbnailUrl ?? "" } as any;
+        store.activeManga = manga;
+        openReader(chapter, all);
+      }
     } catch { store.activeManga = { id: heroMangaId, title: heroTitle, thumbnailUrl: heroManga?.thumbnailUrl ?? "" } as any; }
     finally { resuming = false; }
   }
@@ -188,8 +192,10 @@
       const d = await gql<{ chapters: { nodes: Chapter[] } }>(GET_CHAPTERS, { mangaId: heroEntry.mangaId });
       const chapters = [...d.chapters.nodes].sort((a, b) => a.sourceOrder - b.sourceOrder);
       const ch = chapters.find(c => c.id === heroEntry!.chapterId) ?? chapters[0];
-      if (ch) openReader(ch, chapters);
-      else store.activeManga = { id: heroEntry.mangaId, title: heroEntry.mangaTitle, thumbnailUrl: heroEntry.thumbnailUrl } as any;
+      if (ch) {
+        store.activeManga = heroManga ?? { id: heroEntry.mangaId, title: heroEntry.mangaTitle, thumbnailUrl: heroEntry.thumbnailUrl } as any;
+        openReader(ch, chapters);
+      }
     } catch { store.activeManga = { id: heroEntry.mangaId, title: heroEntry.mangaTitle, thumbnailUrl: heroEntry.thumbnailUrl } as any; }
     finally { resuming = false; }
   }
@@ -199,8 +205,10 @@
       const d = await gql<{ chapters: { nodes: Chapter[] } }>(GET_CHAPTERS, { mangaId: entry.mangaId });
       const chapters = [...d.chapters.nodes].sort((a, b) => a.sourceOrder - b.sourceOrder);
       const ch = chapters.find(c => c.id === entry.chapterId) ?? chapters[0];
-      if (ch) openReader(ch, chapters);
-      else store.activeManga = { id: entry.mangaId, title: entry.mangaTitle, thumbnailUrl: entry.thumbnailUrl } as any;
+      if (ch) {
+        store.activeManga = { id: entry.mangaId, title: entry.mangaTitle, thumbnailUrl: entry.thumbnailUrl } as any;
+        openReader(ch, chapters);
+      } else store.activeManga = { id: entry.mangaId, title: entry.mangaTitle, thumbnailUrl: entry.thumbnailUrl } as any;
     } catch { store.activeManga = { id: entry.mangaId, title: entry.mangaTitle, thumbnailUrl: entry.thumbnailUrl } as any; }
   }
 

src/lib/discord.ts

@@ -5,6 +5,8 @@ import type { Manga, Chapter }                       from "./types";
 const APP_ID         = "1487894643613106298";
 const FALLBACK_IMAGE = "moku_logo";
 
+let sessionStart: number | null = null; // ← captured once on init
+
 function isPublicUrl(url: string | null | undefined): boolean {
   return typeof url === "string" && url.startsWith("https://");
 }
@@ -22,12 +24,17 @@ function formatChapter(chapter: Chapter): string {
   return `Chapter ${Number.isInteger(n) ? n : n.toFixed(1)}`;
 }
 
+function getTimestamps(): Timestamps {
+  return new Timestamps(sessionStart ?? Date.now());
+}
+
 const BUTTONS = [
   new Button("GitHub", "https://github.com/Youwes09/Moku"),
   new Button("Discord", "https://discord.gg/Jq3pwuNqPp"),
 ];
 
 export async function initRpc(): Promise<void> {
+  sessionStart = Date.now(); // ← set once here
   await start(APP_ID)
     .then(() => console.log("[discord] RPC started"))
     .catch((e) => console.error("[discord] initRpc failed:", e));
@@ -44,7 +51,7 @@ export async function setReading(manga: Manga, chapter: Chapter): Promise<void>
     .setDetails(trunc(manga.title))
     .setState(`${formatChapter(chapter)}  ·  Reading`)
     .setAssets(assets)
-    .setTimestamps(new Timestamps(Date.now()));
+    .setTimestamps(getTimestamps()); // ← reuses session start
   activity.setButton(BUTTONS);
 
   await setActivity(activity)
@@ -60,7 +67,7 @@ export async function setIdle(): Promise<void> {
   const activity = new Activity()
     .setDetails("Browsing")
     .setAssets(assets)
-    .setTimestamps(new Timestamps(Date.now()));
+    .setTimestamps(getTimestamps()); // ← reuses session start
   activity.setButton(BUTTONS);
 
   await setActivity(activity)
@@ -75,7 +82,8 @@ export async function clearReading(): Promise<void> {
 }
 
 export async function destroyRpc(): Promise<void> {
+  sessionStart = null; // ← clean up on stop
   await stop()
     .then(() => console.log("[discord] RPC stopped"))
     .catch((e) => console.error("[discord] destroyRpc failed:", e));
-}
+}