Chore: Restructure Repository for SvelteKit

_old/features/tracking/store/trackingState.svelte.ts

@@ -0,0 +1,304 @@
+import { gql }                    from "@api/client";
+import { GET_MANGA_TRACK_RECORDS, GET_ALL_TRACKER_RECORDS } from "@api/queries/tracking";
+import { GET_CHAPTERS }                                     from "@api/queries/chapters";
+import { UPDATE_TRACK, FETCH_TRACK, UNBIND_TRACK }          from "@api/mutations/tracking";
+import { buildChapterList, type ChapterDisplayPrefs }       from "@features/series/lib/chapterList";
+import { syncBackFromTracker }                              from "@features/tracking/lib/trackingSync";
+import { store }                                            from "@store/state.svelte";
+import type { TrackRecord, Tracker }                        from "@types/index";
+import type { Chapter }                                     from "@types/index";
+import type { TrackerWithRecords }                          from "@features/tracking/lib/trackingSync";
+
+const BOOT_SYNC_RATE_MS = 400;
+
+type RecordMap   = Map<number, TrackRecord[]>;
+type MangaBucket = { mangaId: number; records: TrackRecord[] };
+
+class TrackingState {
+  private byManga: RecordMap = $state(new Map());
+
+  allTrackers: TrackerWithRecords[] = $state([]);
+  loadingAll:  boolean              = $state(false);
+  loadingFor:  Set<number>          = $state(new Set());
+  error:       string | null        = $state(null);
+
+  recordsFor(mangaId: number): TrackRecord[] {
+    return this.byManga.get(mangaId) ?? [];
+  }
+
+  private setFor(mangaId: number, records: TrackRecord[]) {
+    const next = new Map(this.byManga);
+    next.set(mangaId, records);
+    this.byManga = next;
+  }
+
+  private patchFor(mangaId: number, updated: Partial<TrackRecord> & { id: number }) {
+    const records = this.recordsFor(mangaId).map(r =>
+      r.id === updated.id ? { ...r, ...updated } : r
+    );
+    this.setFor(mangaId, records);
+
+    this.allTrackers = this.allTrackers.map(t => ({
+      ...t,
+      trackRecords: {
+        nodes: t.trackRecords.nodes.map(r =>
+          r.id === updated.id ? { ...r, ...updated } : r
+        ),
+      },
+    }));
+  }
+
+  async loadForManga(mangaId: number) {
+    if (this.loadingFor.has(mangaId)) return;
+    const existing = this.byManga.get(mangaId);
+    if (existing && existing.length > 0) return;
+
+    const next = new Set(this.loadingFor);
+    next.add(mangaId);
+    this.loadingFor = next;
+
+    try {
+      const res = await gql<{ manga: { trackRecords: { nodes: TrackRecord[] } } }>(
+        GET_MANGA_TRACK_RECORDS, { mangaId }
+      );
+      this.setFor(mangaId, res.manga.trackRecords.nodes);
+    } catch (e: any) {
+      this.error = e?.message ?? "Failed to load tracking";
+    } finally {
+      const s = new Set(this.loadingFor);
+      s.delete(mangaId);
+      this.loadingFor = s;
+    }
+  }
+
+  async loadAll() {
+    this.loadingAll = true;
+    this.error      = null;
+    try {
+      const res = await gql<{ trackers: { nodes: TrackerWithRecords[] } }>(GET_ALL_TRACKER_RECORDS);
+      this.allTrackers = res.trackers.nodes;
+
+      for (const tracker of res.trackers.nodes.filter(t => t.isLoggedIn)) {
+        for (const record of tracker.trackRecords.nodes) {
+          if (!record.manga?.id) continue;
+          const mangaId  = record.manga.id;
+          const existing = this.byManga.get(mangaId) ?? [];
+          const merged   = [...existing.filter(r => r.id !== record.id), record];
+          this.setFor(mangaId, merged);
+        }
+      }
+    } catch (e: any) {
+      this.error = e?.message ?? "Failed to load tracking";
+    } finally {
+      this.loadingAll = false;
+    }
+  }
+
+  async updateStatus(mangaId: number, record: TrackRecord, status: number): Promise<TrackRecord> {
+    const res = await gql<{ updateTrack: { trackRecord: TrackRecord } }>(
+      UPDATE_TRACK, { recordId: record.id, status }
+    );
+    this.patchFor(mangaId, res.updateTrack.trackRecord);
+    return res.updateTrack.trackRecord;
+  }
+
+  async updateScore(mangaId: number, record: TrackRecord, scoreString: string): Promise<TrackRecord> {
+    const res = await gql<{ updateTrack: { trackRecord: TrackRecord } }>(
+      UPDATE_TRACK, { recordId: record.id, scoreString }
+    );
+    this.patchFor(mangaId, res.updateTrack.trackRecord);
+    return res.updateTrack.trackRecord;
+  }
+
+  async updateChapterProgress(mangaId: number, record: TrackRecord, lastChapterRead: number): Promise<TrackRecord> {
+    const res = await gql<{ updateTrack: { trackRecord: TrackRecord } }>(
+      UPDATE_TRACK, { recordId: record.id, lastChapterRead }
+    );
+    this.patchFor(mangaId, res.updateTrack.trackRecord);
+    return res.updateTrack.trackRecord;
+  }
+
+  async unbind(mangaId: number, record: TrackRecord) {
+    await gql(UNBIND_TRACK, { recordId: record.id });
+    this.setFor(mangaId, this.recordsFor(mangaId).filter(r => r.id !== record.id));
+    this.allTrackers = this.allTrackers.map(t => ({
+      ...t,
+      trackRecords: { nodes: t.trackRecords.nodes.filter(r => r.id !== record.id) },
+    }));
+  }
+
+  async syncFromRemote(
+    mangaId:  number,
+    record:   TrackRecord,
+    chapters: Chapter[],
+    prefs:    ChapterDisplayPrefs,
+  ): Promise<{ fresh: TrackRecord; markedIds: number[] }> {
+    const res = await gql<{ fetchTrack: { trackRecord: TrackRecord } }>(
+      FETCH_TRACK, { recordId: record.id }
+    );
+    const fresh = res.fetchTrack.trackRecord;
+    this.patchFor(mangaId, fresh);
+
+    const markedIds = await this._applyRemoteProgress(fresh, chapters, prefs);
+    return { fresh, markedIds };
+  }
+
+  private async _applyRemoteProgress(
+    record:   TrackRecord,
+    chapters: Chapter[],
+    prefs:    ChapterDisplayPrefs,
+  ): Promise<number[]> {
+    if (!store.settings.trackerSyncBack) return [];
+
+    return syncBackFromTracker(
+      [record],
+      chapters,
+      {
+        threshold:              store.settings.trackerSyncBackThreshold ?? null,
+        respectScanlatorFilter: store.settings.trackerRespectScanlatorFilter ?? true,
+        chapterPrefs:           prefs,
+      },
+      (query, vars) => gql(query, vars),
+    );
+  }
+
+  async updateFromRead(
+    mangaId:     number,
+    chapter:     Chapter,
+    chapterList: Chapter[],
+    prefs:       ChapterDisplayPrefs,
+  ) {
+    const filtered = buildChapterList(chapterList, { ...prefs, sortDir: "asc" });
+    const idx      = filtered.findIndex(c => c.id === chapter.id);
+    if (idx < 0) return;
+    const position = idx + 1;
+
+    const records = this.recordsFor(mangaId);
+    for (const record of records) {
+      try {
+        const completedValue = this._completedStatusFor(record.trackerId);
+        const isCompleted    = completedValue !== null && record.status === completedValue;
+        const readingValue   = this._readingStatusFor(record.trackerId);
+        const belowMax       = record.totalChapters > 0 && (record.lastChapterRead ?? 0) < record.totalChapters;
+
+        if ((isCompleted || belowMax) && readingValue !== null && position > (record.lastChapterRead ?? 0)) {
+          await gql<{ updateTrack: { trackRecord: TrackRecord } }>(
+            UPDATE_TRACK, { recordId: record.id, lastChapterRead: position, status: readingValue }
+          ).then(res => this.patchFor(mangaId, res.updateTrack.trackRecord));
+        } else if (!isCompleted && position > (record.lastChapterRead ?? 0)) {
+          await this.updateChapterProgress(mangaId, record, position);
+        }
+      } catch {}
+    }
+  }
+
+  async updateFromUnread(
+    mangaId:     number,
+    chapterList: Chapter[],
+    prefs:       ChapterDisplayPrefs,
+  ) {
+    const filtered = buildChapterList(chapterList, { ...prefs, sortDir: "asc" });
+    const lastRead = [...filtered].reverse().find(c => c.isRead);
+    const position = lastRead ? filtered.findIndex(c => c.id === lastRead.id) + 1 : 0;
+
+    const records = this.recordsFor(mangaId);
+    for (const record of records.filter(r => (r.lastChapterRead ?? 0) > position)) {
+      try {
+        const completedValue = this._completedStatusFor(record.trackerId);
+        const isCompleted    = completedValue !== null && record.status === completedValue;
+        const belowMax       = record.totalChapters > 0 && position < record.totalChapters;
+        const readingValue   = this._readingStatusFor(record.trackerId);
+
+        if ((isCompleted || belowMax) && readingValue !== null) {
+          await gql<{ updateTrack: { trackRecord: TrackRecord } }>(
+            UPDATE_TRACK, { recordId: record.id, lastChapterRead: position, status: readingValue }
+          ).then(res => this.patchFor(mangaId, res.updateTrack.trackRecord));
+        } else {
+          await this.updateChapterProgress(mangaId, record, position);
+        }
+      } catch {}
+    }
+  }
+
+  clear(mangaId: number) {
+    const next = new Map(this.byManga);
+    next.delete(mangaId);
+    this.byManga = next;
+  }
+
+  private _statusesFor(trackerId: number): { value: number; name: string }[] {
+    return this.allTrackers.find(t => t.id === trackerId)?.statuses ?? [];
+  }
+
+  private _completedStatusFor(trackerId: number): number | null {
+    const s = this._statusesFor(trackerId).find(s => s.name.toLowerCase() === "completed");
+    return s?.value ?? null;
+  }
+
+  private _readingStatusFor(trackerId: number): number | null {
+    const s = this._statusesFor(trackerId).find(s => s.name.toLowerCase() === "reading");
+    return s?.value ?? null;
+  }
+
+  async bootSync() {
+    if (!store.settings.trackerSyncBack) return;
+
+    if (this.allTrackers.length === 0) await this.loadAll();
+
+    const buckets = new Map<number, MangaBucket>();
+
+    for (const tracker of this.allTrackers.filter(t => t.isLoggedIn)) {
+      const completedValue = this._completedStatusFor(tracker.id);
+      for (const record of tracker.trackRecords.nodes) {
+        const mangaId = record.manga?.id;
+        if (!mangaId) continue;
+        if (completedValue !== null && record.status === completedValue) continue;
+        const bucket = buckets.get(mangaId) ?? { mangaId, records: [] };
+        bucket.records.push(record);
+        buckets.set(mangaId, bucket);
+      }
+    }
+
+    const delay = (ms: number) => new Promise<void>(r => setTimeout(r, ms));
+
+    for (const { mangaId, records } of buckets.values()) {
+      const prefs = { ...(store.settings.mangaPrefs?.[mangaId] ?? {}) } as ChapterDisplayPrefs;
+
+      let chapters: Chapter[];
+      try {
+        const res = await gql<{ chapters: { nodes: Chapter[] } }>(GET_CHAPTERS, { mangaId });
+        chapters  = res.chapters.nodes;
+      } catch {
+        continue;
+      }
+
+      const freshRecords: TrackRecord[] = [];
+      for (const record of records) {
+        await delay(BOOT_SYNC_RATE_MS);
+        try {
+          const res   = await gql<{ fetchTrack: { trackRecord: TrackRecord } }>(FETCH_TRACK, { recordId: record.id });
+          const fresh = res.fetchTrack.trackRecord;
+          this.patchFor(mangaId, fresh);
+          freshRecords.push(fresh);
+        } catch {
+          freshRecords.push(record);
+        }
+      }
+
+      try {
+        await syncBackFromTracker(
+          freshRecords,
+          chapters,
+          {
+            threshold:              store.settings.trackerSyncBackThreshold ?? null,
+            respectScanlatorFilter: store.settings.trackerRespectScanlatorFilter ?? true,
+            chapterPrefs:           prefs,
+          },
+          (query, vars) => gql(query, vars),
+        );
+      } catch {}
+    }
+  }
+}
+
+export const trackingState = new TrackingState();