add manga library

src/lib/scanner.ts

@@ -1,13 +1,14 @@
 import path from 'path'
 import type Database from 'better-sqlite3'
-import type { Library, Movie, TvSeries, TvSeason, TvEpisode, Game, GameSeries } from '@/types'
+import type { Library, Movie, TvSeries, TvSeason, TvEpisode, Game, GameSeries, ComicIssue } from '@/types'
 import { getDb } from './db'
 import { getLibraries, resolveLibraryRoot } from './libraries'
 import { setScanLastRan } from './app-settings'
 import { scanMoviesLibrary } from './movies'
 import { scanTvLibrary, scanTvSeasons, scanTvEpisodes } from './tv'
 import { scanGamesLibrary } from './games'
-import { getThumbnailPath } from './thumbnails'
+import { scanComicsLibrary, type ScannedComicSeries } from './comics'
+import { getThumbnailPath, getCbzThumbnailPath } from './thumbnails'
 import { computeFingerprint } from './fingerprint'
 import { reKeyMediaItem } from './tags'
 import { runAiTagging } from './ai-tagger'
@@ -70,6 +71,9 @@ export async function runLibraryScan(library: Library): Promise<void> {
     case 'mixed':
       await scanMixed(library, libraryRoot)
       break
+    case 'comics':
+      await scanComics(library, libraryRoot)
+      break
   }
 
   await runAiTagging(library, libraryRoot).catch((err) =>
@@ -536,6 +540,119 @@ async function scanMixed(library: Library, libraryRoot: string): Promise<void> {
   console.log(`[scanner]   mixed: indexed ${newItems.size} files`)
 }
 
+// ---------------------------------------------------------------------------
+// Comics (clear+upsert pattern — CBZ files are immutable archives)
+// ---------------------------------------------------------------------------
+
+async function scanComics(library: Library, libraryRoot: string): Promise<void> {
+  const items = scanComicsLibrary(libraryRoot, library.id)
+  const db = getDb()
+  const now = Date.now()
+
+  clearLibraryItems(db, library.id)
+
+  const upsertSeries = db.prepare(`
+    INSERT INTO media_items (library_id, item_key, item_type, title, metadata, file_path, scanned_at)
+    VALUES (@library_id, @item_key, @item_type, @title, @metadata, @file_path, @scanned_at)
+    ON CONFLICT(item_key) DO UPDATE SET
+      title      = excluded.title,
+      metadata   = excluded.metadata,
+      file_path  = excluded.file_path,
+      scanned_at = excluded.scanned_at
+  `)
+
+  const upsertIssue = db.prepare(`
+    INSERT INTO media_items (library_id, item_key, item_type, parent_key, title, metadata, file_path, scanned_at)
+    VALUES (@library_id, @item_key, @item_type, @parent_key, @title, @metadata, @file_path, @scanned_at)
+    ON CONFLICT(item_key) DO UPDATE SET
+      parent_key = excluded.parent_key,
+      title      = excluded.title,
+      metadata   = excluded.metadata,
+      file_path  = excluded.file_path,
+      scanned_at = excluded.scanned_at
+  `)
+
+  let issueCount = 0
+
+  db.transaction(() => {
+    for (const item of items) {
+      if ('issues' in item) {
+        const series = item as ScannedComicSeries
+        const seriesKey = `${library.id}:comic_series:${series.id}`
+        upsertSeries.run({
+          library_id: library.id,
+          item_key: seriesKey,
+          item_type: 'comic_series',
+          title: series.title,
+          metadata: JSON.stringify({
+            issueCount: series.issueCount,
+            coverUrl: series.coverUrl,
+          }),
+          file_path: null,
+          scanned_at: now,
+        })
+
+        for (const issue of series.issues) {
+          const issueKey = `${library.id}:comic_issue:${issue.id}`
+          upsertIssue.run({
+            library_id: library.id,
+            item_key: issueKey,
+            item_type: 'comic_issue',
+            parent_key: seriesKey,
+            title: issue.title,
+            metadata: JSON.stringify({
+              issueNumber: issue.issueNumber,
+              pageCount: issue.pageCount,
+              coverUrl: issue.coverUrl,
+              isStandalone: false,
+            }),
+            file_path: issue.filePath,
+            scanned_at: now,
+          })
+          issueCount++
+        }
+      } else {
+        const issue = item as ComicIssue
+        const issueKey = `${library.id}:comic_issue:${issue.id}`
+        upsertIssue.run({
+          library_id: library.id,
+          item_key: issueKey,
+          item_type: 'comic_issue',
+          parent_key: null,
+          title: issue.title,
+          metadata: JSON.stringify({
+            issueNumber: issue.issueNumber,
+            pageCount: issue.pageCount,
+            coverUrl: issue.coverUrl,
+            isStandalone: true,
+          }),
+          file_path: issue.filePath,
+          scanned_at: now,
+        })
+        issueCount++
+      }
+    }
+  })()
+
+  // Prewarm CBZ cover thumbnails
+  for (const item of items) {
+    const issuesToWarm: ComicIssue[] = 'issues' in item
+      ? (item as ScannedComicSeries).issues.slice(0, 1)
+      : [item as ComicIssue]
+
+    for (const issue of issuesToWarm) {
+      const absPath = path.join(libraryRoot, issue.filePath)
+      try {
+        await getCbzThumbnailPath(absPath, library.id)
+      } catch (err) {
+        console.warn(`[scanner]   Could not generate CBZ thumbnail for ${issue.filePath}:`, err instanceof Error ? err.message : err)
+      }
+    }
+  }
+
+  console.log(`[scanner]   comics: indexed ${items.filter((i) => 'issues' in i).length} series, ${issueCount} issues`)
+}
+
 // ---------------------------------------------------------------------------
 // Helpers
 // ---------------------------------------------------------------------------