feat: Undo bogus formatting changes

app/main.py

@@ -261,7 +261,7 @@ async def add(request):
     if split_by_chapters is None:
         split_by_chapters = False
     if chapter_template is None:
-        chapter_template = '%(section_number)02d - %(section_title)s.%(ext)s'
+        chapter_template = '%(title)s - %(section_number)02d - %(section_title)s.%(ext)s'
 
     playlist_item_limit = int(playlist_item_limit)
 

app/ytdl.py

@@ -100,8 +100,6 @@ class Download:
                 )})
 
             def put_status_postprocessor(d):
-                log.debug(f"Postprocessor hook called: postprocessor={d.get('postprocessor')}, status={d.get('status')}")
-                
                 if d['postprocessor'] == 'MoveFiles' and d['status'] == 'finished':
                     if '__finaldir' in d['info_dict']:
                         filename = os.path.join(d['info_dict']['__finaldir'], os.path.basename(d['info_dict']['filepath']))
@@ -217,7 +215,7 @@ class Download:
                     self.info.chapter_files = []
                 rel_path = os.path.relpath(chapter_file, self.download_dir)
                 file_size = os.path.getsize(chapter_file) if os.path.exists(chapter_file) else None
-                # Upsert: update if exists, otherwise append. Postprocessor hook called multiple times with chapters.
+                #Postprocessor hook called multiple times with chapters. Only insert if not already present.
                 existing = next((cf for cf in self.info.chapter_files if cf['filename'] == rel_path), None)
                 if not existing:
                     self.info.chapter_files.append({'filename': rel_path, 'size': file_size})
@@ -464,7 +462,7 @@ class DownloadQueue:
             return {'status': 'ok'}
         return {'status': 'error', 'msg': f'Unsupported resource "{etype}"'}
 
-    async def add(self, url, quality, format, folder, custom_name_prefix, playlist_strict_mode, playlist_item_limit, auto_start=True, split_by_chapters=False, chapter_template='%(section_number)02d - %(section_title)s.%(ext)s', already=None):
+    async def add(self, url, quality, format, folder, custom_name_prefix, playlist_strict_mode, playlist_item_limit, auto_start=True, split_by_chapters=False, chapter_template='%(title)s - %(section_number)02d - %(section_title)s.%(ext)s', already=None):
         log.info(f'adding {url}: {quality=} {format=} {already=} {folder=} {custom_name_prefix=} {playlist_strict_mode=} {playlist_item_limit=} {auto_start=} {split_by_chapters=} {chapter_template=}')
         already = set() if already is None else already
         if url in already:

ui/src/app/app.html

@@ -472,6 +472,8 @@
           </td>
         </tr>
         }
+      }
+    }
       </tbody>
     </table>
   </div>

ui/src/app/app.ts

@@ -11,9 +11,9 @@ import { faGithub } from '@fortawesome/free-brands-svg-icons';
 import { CookieService } from 'ngx-cookie-service';
 import { DownloadsService } from './services/downloads.service';
 import { Themes } from './theme';
-import { Download, Status, Theme, Quality, Format, Formats, State } from './interfaces';
+import { Download, Status, Theme , Quality, Format, Formats, State } from './interfaces';
 import { EtaPipe, SpeedPipe, FileSizePipe } from './pipes';
-import { MasterCheckboxComponent, SlaveCheckboxComponent } from './components/';
+import { MasterCheckboxComponent , SlaveCheckboxComponent} from './components/';
 
 @Component({
   selector: 'app-root',
@@ -106,7 +106,7 @@ export class App implements AfterViewInit, OnInit {
     this.quality = this.cookieService.get('metube_quality') || 'best';
     this.autoStart = this.cookieService.get('metube_auto_start') !== 'false';
     this.splitByChapters = this.cookieService.get('metube_split_chapters') === 'true';
-    this.chapterTemplate = this.cookieService.get('metube_chapter_template') || '%(section_number)02d - %(section_title)s.%(ext)s';
+    this.chapterTemplate = this.cookieService.get('metube_chapter_template') || '%(title)s - %(section_number)02d - %(section_title)s.%(ext)s';
 
     this.activeTheme = this.getPreferredTheme(this.cookieService);
 
@@ -186,7 +186,7 @@ export class App implements AfterViewInit, OnInit {
     return this.quality == 'audio' || this.format == 'mp3'  || this.format == 'm4a' || this.format == 'opus' || this.format == 'wav' || this.format == 'flac';
   }
 
-  getMatchingCustomDir(): Observable<string[]> {
+  getMatchingCustomDir() : Observable<string[]> {
     return this.downloads.customDirsChanged.asObservable().pipe(
        // eslint-disable-next-line @typescript-eslint/no-explicit-any
       map((output: any) => {
@@ -206,12 +206,12 @@ export class App implements AfterViewInit, OnInit {
   getYtdlOptionsUpdateTime() {
     this.downloads.ytdlOptionsChanged.subscribe({
        // eslint-disable-next-line @typescript-eslint/no-explicit-any
-      next: (data: any) => {
-        if (data['success']) {
+      next: (data:any) => {
+        if (data['success']){
           const date = new Date(data['update_time'] * 1000);
-          this.ytDlpOptionsUpdateTime = date.toLocaleString();
-        } else {
-          alert("Error reload yt-dlp options: " + data['msg']);
+          this.ytDlpOptionsUpdateTime=date.toLocaleString();
+        }else{
+          alert("Error reload yt-dlp options: "+data['msg']);
         }
       }
     });
@@ -269,6 +269,10 @@ export class App implements AfterViewInit, OnInit {
   }
 
   chapterTemplateChanged() {
+    // Restore default if template is cleared
+    if (!this.chapterTemplate || this.chapterTemplate.trim() === '') {
+      this.chapterTemplate = '%(title)s - %(section_number)02d - %(section_title)s.%(ext)s';
+    }
     this.cookieService.set('metube_chapter_template', this.chapterTemplate, { expires: 3650 });
   }
 
@@ -290,7 +294,7 @@ export class App implements AfterViewInit, OnInit {
       const exists = this.qualities.find(el => el.id === this.quality)
       this.quality = exists ? this.quality : 'best'
   }
-  }
+}
 
   addDownload(url?: string, quality?: string, format?: string, folder?: string, customNamePrefix?: string, playlistStrictMode?: boolean, playlistItemLimit?: number, autoStart?: boolean, splitByChapters?: boolean, chapterTemplate?: string) {
     url = url ?? this.addUrl
@@ -304,6 +308,12 @@ export class App implements AfterViewInit, OnInit {
     splitByChapters = splitByChapters ?? this.splitByChapters
     chapterTemplate = chapterTemplate ?? this.chapterTemplate
 
+    // Validate chapter template if chapter splitting is enabled
+    if (splitByChapters && !chapterTemplate.includes('%(section_number)')) {
+      alert('Chapter template must include %(section_number)');
+      return;
+    }
+
     console.debug('Downloading: url=' + url + ' quality=' + quality + ' format=' + format + ' folder=' + folder + ' customNamePrefix=' + customNamePrefix + ' playlistStrictMode=' + playlistStrictMode + ' playlistItemLimit=' + playlistItemLimit + ' autoStart=' + autoStart + ' splitByChapters=' + splitByChapters + ' chapterTemplate=' + chapterTemplate);
     this.addInProgress = true;
     this.downloads.add(url, quality, format, folder, customNamePrefix, playlistStrictMode, playlistItemLimit, autoStart, splitByChapters, chapterTemplate).subscribe((status: Status) => {
@@ -329,7 +339,7 @@ export class App implements AfterViewInit, OnInit {
     this.downloads.delById(where, [id]).subscribe();
   }
 
-  startSelectedDownloads(where: State) {
+  startSelectedDownloads(where: State){
     this.downloads.startByFilter(where, dl => !!dl.checked).subscribe();
   }
 

ui/src/app/services/downloads.service.ts

@@ -151,7 +151,7 @@ export class DownloadsService {
     const defaultPlaylistItemLimit = 0;
     const defaultAutoStart = true;
     const defaultSplitByChapters = false;
-    const defaultChapterTemplate = '%(section_number)02d - %(section_title)s.%(ext)s';
+    const defaultChapterTemplate = '%(title)s - %(section_number)02d - %(section_title)s.%(ext)s';
 
     return new Promise((resolve, reject) => {
       this.add(url, defaultQuality, defaultFormat, defaultFolder, defaultCustomNamePrefix, defaultPlaylistStrictMode, defaultPlaylistItemLimit, defaultAutoStart, defaultSplitByChapters, defaultChapterTemplate)