fix(add-modal): harden playlist media selection

src/components/AddDownloadsModal.tsx

@@ -33,17 +33,22 @@ import { localeDirection, localePluralVariant, resolveAppLocale } from '../i18n/
 import {
   canSubmitMetadataRows,
   appendRequestUrlsAfterVersion,
+  commonMediaFormatsForRows,
   commonMediaQualitiesForRows,
   mediaFileNameForSelectedFormat,
+  mediaFormatForFormat,
+  mediaQualityForFormat,
   mediaQualityForRow,
+  mediaTypeForFormat,
   mediaFormatSelectorForRow,
   metadataSummaryState,
   playlistFilePrefix,
   reconcileDownloadRows,
   refreshFailedMetadataRows,
-  selectExactMediaQuality,
+  selectExactMediaSelection,
   updateRowIfCurrent,
-  type AddDownloadDraftRow
+  type AddDownloadDraftRow,
+  type MediaSelection
 } from '../utils/addDownloadMetadata';
 
 const formatBytes = (bytes: number) => {
@@ -189,6 +194,9 @@ export const AddDownloadsModal = () => {
   const [password, setPassword] = useState('');
 
   const [advancedExpanded, setAdvancedExpanded] = useState(false);
+  const [playlistQualityExpanded, setPlaylistQualityExpanded] = useState(true);
+  const playlistMediaSelectionsRef = useRef(new Map<string, MediaSelection>());
+  const [playlistMediaTypeSelections, setPlaylistMediaTypeSelections] = useState<Record<string, MediaSelection['mediaType']>>({});
   const [checksumEnabled, setChecksumEnabled] = useState(false);
   const [checksumAlgo, setChecksumAlgo] = useState('SHA-256');
   const [checksumValue, setChecksumValue] = useState('');
@@ -248,6 +256,9 @@ export const AddDownloadsModal = () => {
       setPlaylistExpansions({});
       playlistRequestsRef.current.clear();
       latestPlaylistRequestRef.current.clear();
+      playlistMediaSelectionsRef.current.clear();
+      setPlaylistMediaTypeSelections({});
+      setPlaylistQualityExpanded(true);
       return;
     }
 
@@ -276,6 +287,9 @@ export const AddDownloadsModal = () => {
     metadataRequestsRef.current.clear();
     playlistRequestsRef.current.clear();
     latestPlaylistRequestRef.current.clear();
+    playlistMediaSelectionsRef.current.clear();
+    setPlaylistMediaTypeSelections({});
+    setPlaylistQualityExpanded(true);
     setSelectedItemIndex(null);
     setPendingUseSharedDestination(false);
     setPendingDestinationOverrides({});
@@ -325,6 +339,8 @@ export const AddDownloadsModal = () => {
     // arrives instead of reusing entries extracted under stale cookies.
     setPlaylistExpansions({});
     latestPlaylistRequestRef.current.clear();
+    playlistMediaSelectionsRef.current.clear();
+    setPlaylistMediaTypeSelections({});
     setUrls(current => appendRequestUrlsAfterVersion(
       current,
       pendingAddRequestContexts,
@@ -386,6 +402,17 @@ export const AddDownloadsModal = () => {
         latestPlaylistRequestRef.current.delete(sourceUrl);
       }
     }
+    for (const sourceUrl of playlistMediaSelectionsRef.current.keys()) {
+      if (!activeUrls.has(sourceUrl)) {
+        playlistMediaSelectionsRef.current.delete(sourceUrl);
+      }
+    }
+    setPlaylistMediaTypeSelections(current => {
+      const retained = Object.fromEntries(
+        Object.entries(current).filter(([sourceUrl]) => activeUrls.has(sourceUrl))
+      );
+      return Object.keys(retained).length === Object.keys(current).length ? current : retained;
+    });
     setPlaylistExpansions(current => {
       const retained = Object.fromEntries(
         Object.entries(current).filter(([sourceUrl]) => activeUrls.has(sourceUrl))
@@ -532,6 +559,26 @@ export const AddDownloadsModal = () => {
                   type: quality.toLowerCase().includes('audio') ? 'Audio' : 'Video'
                 };
               });
+              const requestedSelection = row.playlistSourceUrl
+                ? playlistMediaSelectionsRef.current.get(row.playlistSourceUrl)
+                : undefined;
+              const requestedFormatIndex = requestedSelection
+                ? mappedFormats.findIndex(format =>
+                    mediaTypeForFormat(format) === requestedSelection.mediaType
+                    && mediaFormatForFormat(format) === requestedSelection.format
+                    && mediaQualityForFormat(format) === requestedSelection.quality
+                  )
+                : -1;
+              const fallbackFormatIndex = requestedSelection
+                ? mappedFormats.findIndex(format =>
+                    mediaTypeForFormat(format) === requestedSelection.mediaType
+                    && mediaQualityForFormat(format) === requestedSelection.quality
+                  )
+                : -1;
+              const selectedFormatIndex = requestedFormatIndex >= 0
+                ? requestedFormatIndex
+                : fallbackFormatIndex >= 0 ? fallbackFormatIndex : 0;
+              const selectedFormat = mappedFormats[selectedFormatIndex];
               setParsedItems(current => updateRowIfCurrent(
                 current,
                 row.id,
@@ -541,13 +588,13 @@ export const AddDownloadsModal = () => {
                   ...currentRow,
                   downloadUrl: row.sourceUrl,
                   file: canonicalizeDownloadFileName(
-                    `${playlistFilePrefix(row.playlistIndex, row.playlistCount)}${mediaData.title}.${mediaData.formats[0].ext}`
+                    `${playlistFilePrefix(row.playlistIndex, row.playlistCount)}${mediaData.title}.${selectedFormat.ext}`
                   ),
-                  size: mappedFormats[0].bytes ? mappedFormats[0].detail : undefined,
+                  size: selectedFormat.bytes ? selectedFormat.detail : undefined,
-                  sizeBytes: mappedFormats[0].bytes || undefined,
+                  sizeBytes: selectedFormat.bytes || undefined,
                   status: 'ready',
                   formats: mappedFormats,
-                  selectedFormat: 0,
+                  selectedFormat: selectedFormatIndex,
                   playlistError: undefined
                 })
               ));
@@ -1267,11 +1314,23 @@ export const AddDownloadsModal = () => {
     });
   };
 
+  const clearPlaylistMediaSelection = (sourceUrl: string | undefined) => {
+    if (!sourceUrl) return;
+    playlistMediaSelectionsRef.current.delete(sourceUrl);
+    setPlaylistMediaTypeSelections(current => {
+      if (!(sourceUrl in current)) return current;
+      const next = { ...current };
+      delete next[sourceUrl];
+      return next;
+    });
+  };
+
   const selectMediaFormat = (index: number) => {
     if (selectedItemIndex === null) return;
     const selectedItem = parsedItems[selectedItemIndex];
     const format = selectedItem?.formats?.[index];
     if (!selectedItem || !format) return;
+    clearPlaylistMediaSelection(selectedItem.playlistSourceUrl);
 
     setParsedItems(items => items.map((item, itemIndex) =>
       itemIndex === selectedItemIndex
@@ -1290,13 +1349,119 @@ export const AddDownloadsModal = () => {
   };
 
   const selectedItems = parsedItems.filter(item => item.selected !== false);
-  const selectedReadyMediaItems = selectedItems.filter(item =>
+  const selectedItem = selectedItemIndex === null ? undefined : parsedItems[selectedItemIndex];
+  const selectedPlaylistSourceUrl = selectedItem?.playlistSourceUrl;
+  const selectedPlaylistRows = selectedPlaylistSourceUrl
+    ? parsedItems.filter(item => item.playlistSourceUrl === selectedPlaylistSourceUrl && item.selected !== false)
+    : [];
+  const selectedPlaylistReadyRows = selectedPlaylistRows.filter(item =>
     item.isMedia && item.status === 'ready' && Boolean(item.formats?.length)
   );
-  const bulkQualityOptions = commonMediaQualitiesForRows(selectedReadyMediaItems);
+  const selectedPlaylistFormatObject = selectedItem?.formats?.[selectedItem.selectedFormat ?? -1]
-  const applyBulkMediaQuality = (quality: string) => {
+    || selectedPlaylistReadyRows[0]?.formats?.[selectedPlaylistReadyRows[0].selectedFormat ?? -1];
-    const selectedIds = selectedReadyMediaItems.map(item => item.id);
+  const detectedPlaylistMediaType = selectedPlaylistFormatObject
-    setParsedItems(items => selectExactMediaQuality(items, selectedIds, quality));
+    ? mediaTypeForFormat(selectedPlaylistFormatObject)
+    : 'Video';
+  const playlistVideoFormatOptions = commonMediaFormatsForRows(selectedPlaylistRows, 'Video');
+  const playlistAudioFormatOptions = commonMediaFormatsForRows(selectedPlaylistRows, 'Audio');
+  const requestedPlaylistMediaType = selectedPlaylistSourceUrl
+    ? playlistMediaTypeSelections[selectedPlaylistSourceUrl]
+    : undefined;
+  const selectedPlaylistMediaType = requestedPlaylistMediaType === 'Audio' && playlistAudioFormatOptions.length > 0
+    ? 'Audio'
+      : requestedPlaylistMediaType === 'Video' && playlistVideoFormatOptions.length > 0
+      ? 'Video'
+      : detectedPlaylistMediaType === 'Audio' && playlistAudioFormatOptions.length > 0
+        ? 'Audio'
+        : playlistVideoFormatOptions.length > 0 ? 'Video' : 'Audio';
+  const playlistFormatOptions = selectedPlaylistMediaType === 'Audio'
+    ? playlistAudioFormatOptions
+    : playlistVideoFormatOptions;
+  const hasPlaylistFormatOptions = playlistVideoFormatOptions.length > 0
+    || playlistAudioFormatOptions.length > 0;
+  const currentPlaylistFormat = selectedPlaylistFormatObject
+    ? mediaFormatForFormat(selectedPlaylistFormatObject)
+    : undefined;
+  const selectedPlaylistFormat = currentPlaylistFormat && playlistFormatOptions.includes(currentPlaylistFormat)
+    ? currentPlaylistFormat
+    : playlistFormatOptions[0];
+  const playlistQualityOptions = selectedPlaylistFormat
+    ? commonMediaQualitiesForRows(
+        selectedPlaylistRows,
+        selectedPlaylistMediaType,
+        selectedPlaylistFormat
+      )
+    : [];
+  const playlistSelectionForRow = (row: AddDownloadDraftRow): MediaSelection | undefined => {
+    const format = row.formats?.[row.selectedFormat ?? -1];
+    return format ? {
+      mediaType: mediaTypeForFormat(format),
+      format: mediaFormatForFormat(format),
+      quality: mediaQualityForFormat(format)
+    } : undefined;
+  };
+  const appliedPlaylistSelection = selectedPlaylistReadyRows.length > 0
+    ? (() => {
+        const firstSelection = playlistSelectionForRow(selectedPlaylistReadyRows[0]);
+        return firstSelection && selectedPlaylistReadyRows.every(row => {
+          const selection = playlistSelectionForRow(row);
+          return selection?.mediaType === firstSelection.mediaType
+            && selection.format === firstSelection.format
+            && selection.quality === firstSelection.quality;
+        })
+          ? firstSelection
+          : undefined;
+      })()
+    : undefined;
+  const appliedPlaylistFormat = selectedPlaylistReadyRows.length > 0
+    ? (() => {
+        const firstSelection = playlistSelectionForRow(selectedPlaylistReadyRows[0]);
+        return firstSelection
+          && firstSelection.mediaType === selectedPlaylistMediaType
+          && selectedPlaylistReadyRows.every(row => {
+            const selection = playlistSelectionForRow(row);
+            return selection?.mediaType === selectedPlaylistMediaType
+              && selection.format === firstSelection.format;
+          })
+          ? firstSelection.format
+          : undefined;
+      })()
+    : undefined;
+  const applyPlaylistMediaSelection = (selection: MediaSelection) => {
+    if (!selectedPlaylistSourceUrl) return;
+    playlistMediaSelectionsRef.current.set(selectedPlaylistSourceUrl, selection);
+    setPlaylistMediaTypeSelections(current => ({
+      ...current,
+      [selectedPlaylistSourceUrl]: selection.mediaType
+    }));
+    const selectedIds = selectedPlaylistReadyRows.map(item => item.id);
+    setParsedItems(items => selectExactMediaSelection(items, selectedIds, selection));
+  };
+  const applyPlaylistMediaQuality = (quality: string) => {
+    if (!selectedPlaylistFormat) return;
+    applyPlaylistMediaSelection({
+      mediaType: selectedPlaylistMediaType,
+      format: selectedPlaylistFormat,
+      quality
+    });
+  };
+  const applyPlaylistMediaFormat = (format: string) => {
+    const qualityOptions = commonMediaQualitiesForRows(
+      selectedPlaylistRows,
+      selectedPlaylistMediaType,
+      format
+    );
+    const currentQuality = appliedPlaylistSelection?.quality
+      || mediaQualityForRow(selectedPlaylistReadyRows[0]);
+    const quality = currentQuality && qualityOptions.includes(currentQuality)
+      ? currentQuality
+      : qualityOptions[0];
+    if (!quality) return;
+    applyPlaylistMediaSelection({
+      mediaType: selectedPlaylistMediaType,
+      format,
+      quality
+    });
   };
   const allRowsSelected = parsedItems.length > 0 && selectedItems.length === parsedItems.length;
   const requiredBytes = selectedItems.reduce((acc, item) => acc + (item.sizeBytes || 0), 0);
@@ -1574,34 +1739,6 @@ export const AddDownloadsModal = () => {
           <div className="add-download-settings w-[45%] flex flex-col overflow-y-auto">
             <div className="p-6 space-y-5">
 
-              {selectedReadyMediaItems.length > 1 ? (
-                <section className="add-download-section add-download-media-section relative overflow-hidden p-4">
-                  <div className="flex flex-col gap-1.5 relative z-10">
-                    <label className="text-[10px] uppercase font-bold tracking-wider text-text-muted">
-                      {t($ => $.addDownloads.applyQualityToSelected)}
-                    </label>
-                    {bulkQualityOptions.length > 0 ? (
-                      <div className="flex flex-wrap gap-1.5" role="group" aria-label={t($ => $.addDownloads.applyQualityToSelected)}>
-                        {bulkQualityOptions.map(quality => (
-                          <button
-                            key={quality}
-                            type="button"
-                            onClick={() => applyBulkMediaQuality(quality)}
-                            className="add-download-quality-chip add-download-quality-chip-button"
-                          >
-                            {quality}
-                          </button>
-                        ))}
-                      </div>
-                    ) : (
-                      <span className="text-[10px] text-text-muted">
-                        {t($ => $.addDownloads.noCommonQuality)}
-                      </span>
-                    )}
-                  </div>
-                </section>
-              ) : null}
-
               {/* Media Format (Dynamic) */}
               {selectedItemIndex !== null && parsedItems[selectedItemIndex]?.isMedia && (
                 <section className="add-download-section add-download-media-section relative overflow-hidden p-4">
@@ -1666,6 +1803,125 @@ export const AddDownloadsModal = () => {
                       <span className="text-xs text-red-400 font-medium">{t($ => $.addDownloads.metadataUnavailable)}</span>
                     </div>
                   )}
+
+                  {selectedPlaylistSourceUrl && selectedPlaylistReadyRows.length > 0 ? (
+                    <div className="add-download-playlist-quality relative z-10">
+                      <button
+                        type="button"
+                        className="add-download-playlist-quality-toggle"
+                        aria-expanded={playlistQualityExpanded}
+                        onClick={() => setPlaylistQualityExpanded(expanded => !expanded)}
+                      >
+                        <span className="min-w-0 text-start">
+                          <span className="block text-xs font-semibold text-text-primary">
+                            {t($ => $.addDownloads.playlistQuality)}
+                          </span>
+                          <span className="mt-0.5 block text-[10px] text-text-muted">
+                            {t($ => $.addDownloads.playlistQualitySelected, {
+                              selected: selectedPlaylistRows.length,
+                              total: parsedItems.filter(item => item.playlistSourceUrl === selectedPlaylistSourceUrl).length
+                            })}
+                          </span>
+                        </span>
+                        {playlistQualityExpanded ? <ChevronDown size={15} /> : <ChevronRight size={15} />}
+                      </button>
+
+                      {playlistQualityExpanded ? (
+                        hasPlaylistFormatOptions ? (
+                          <>
+                            {playlistVideoFormatOptions.length > 0 && playlistAudioFormatOptions.length > 0 ? (
+                              <div className="add-download-playlist-media-type" role="tablist" aria-label={t($ => $.addDownloads.mediaFormat)}>
+                                <button
+                                  type="button"
+                                  role="tab"
+                                  aria-selected={selectedPlaylistMediaType === 'Video'}
+                                  onClick={() => selectedPlaylistSourceUrl && setPlaylistMediaTypeSelections(current => ({
+                                    ...current,
+                                    [selectedPlaylistSourceUrl]: 'Video'
+                                  }))}
+                                  className={`add-download-playlist-media-type-option ${selectedPlaylistMediaType === 'Video' ? 'is-selected' : ''}`}
+                                >
+                                  <Film size={13} /> {t($ => $.addDownloads.video)}
+                                </button>
+                                <button
+                                  type="button"
+                                  role="tab"
+                                  aria-selected={selectedPlaylistMediaType === 'Audio'}
+                                  onClick={() => selectedPlaylistSourceUrl && setPlaylistMediaTypeSelections(current => ({
+                                    ...current,
+                                    [selectedPlaylistSourceUrl]: 'Audio'
+                                  }))}
+                                  className={`add-download-playlist-media-type-option ${selectedPlaylistMediaType === 'Audio' ? 'is-selected' : ''}`}
+                                >
+                                  <Music size={13} /> {t($ => $.addDownloads.audio)}
+                                </button>
+                              </div>
+                            ) : null}
+
+                            <div className="add-download-playlist-quality-options mt-2">
+                              <div className="add-download-playlist-quality-column">
+                                <div className="add-download-playlist-quality-label">{t($ => $.addDownloads.quality)}</div>
+                                {playlistQualityOptions.length > 0 ? (
+                                  <div className="add-download-playlist-quality-list" role="radiogroup" aria-label={t($ => $.addDownloads.quality)}>
+                                    {playlistQualityOptions.map(quality => {
+                                      const isApplied = appliedPlaylistSelection?.mediaType === selectedPlaylistMediaType
+                                        && appliedPlaylistSelection.format === selectedPlaylistFormat
+                                        && appliedPlaylistSelection.quality === quality;
+                                      return (
+                                        <button
+                                          key={quality}
+                                          type="button"
+                                          role="radio"
+                                          aria-checked={isApplied}
+                                          onClick={() => applyPlaylistMediaQuality(quality)}
+                                          className={`add-download-quality-option ${isApplied ? 'is-selected' : ''}`}
+                                        >
+                                          <span className="add-download-quality-option-radio" aria-hidden="true" />
+                                          <span className="flex-1 text-start">{quality}</span>
+                                        </button>
+                                      );
+                                    })}
+                                  </div>
+                                ) : (
+                                  <span className="text-[10px] text-text-muted">
+                                    {t($ => $.addDownloads.noCommonQuality)}
+                                  </span>
+                                )}
+                              </div>
+
+                              {playlistFormatOptions.length > 0 ? (
+                                <div className="add-download-playlist-quality-column">
+                                  <div className="add-download-playlist-quality-label">{t($ => $.addDownloads.format)}</div>
+                                  <div className="add-download-playlist-quality-list" role="radiogroup" aria-label={t($ => $.addDownloads.format)}>
+                                    {playlistFormatOptions.map(format => {
+                                      const isApplied = appliedPlaylistFormat === format;
+                                      return (
+                                        <button
+                                          key={format}
+                                          type="button"
+                                          role="radio"
+                                          aria-checked={isApplied}
+                                          onClick={() => applyPlaylistMediaFormat(format)}
+                                          className={`add-download-quality-option ${isApplied ? 'is-selected' : ''}`}
+                                        >
+                                          <span className="add-download-quality-option-radio" aria-hidden="true" />
+                                          <span className="flex-1 text-start font-mono">{format}</span>
+                                        </button>
+                                      );
+                                    })}
+                                  </div>
+                                </div>
+                              ) : null}
+                            </div>
+                          </>
+                        ) : (
+                          <div className="px-3 py-2 text-[10px] text-text-muted">
+                            {t($ => $.addDownloads.noCommonFormat)}
+                          </div>
+                        )
+                      ) : null}
+                    </div>
+                  ) : null}
                 </section>
               )}
 

src/i18n/catalogs/en.ts

@@ -472,8 +472,13 @@ const common = {
     availableStreams: 'Available Streams',
     availableMediaStreams: 'Available media streams',
     quality: 'Quality',
-    applyQualityToSelected: 'Apply exact quality to selected media',
+    format: 'Format',
-    noCommonQuality: 'No exact quality is available for every selected media item.',
+    video: 'Video',
+    audio: 'Audio',
+    noCommonFormat: 'No single format is available for all selected items.',
+    noCommonQuality: 'No single quality is available for all selected items.',
+    playlistQuality: 'Playlist quality',
+    playlistQualitySelected: '{{selected}} of {{total}} selected',
     metadataUnavailable: 'Metadata unavailable. Refresh metadata before adding this media.',
     saveLocation: 'Save Location',
     browse: 'Browse',

src/i18n/catalogs/fa.ts

@@ -472,8 +472,13 @@ const fa = {
     availableStreams: 'جریان‌های موجود',
     availableMediaStreams: 'جریان‌های رسانه موجود',
     quality: 'کیفیت',
-    applyQualityToSelected: 'اعمال کیفیت دقیق برای رسانه‌های انتخاب‌شده',
+    format: 'قالب',
-    noCommonQuality: 'کیفیت دقیقی برای همه رسانه‌های انتخاب‌شده وجود ندارد.',
+    video: 'ویدئو',
+    audio: 'صوتی',
+    noCommonFormat: 'هیچ فرمت مشترکی برای همه موارد انتخاب‌شده وجود ندارد.',
+    noCommonQuality: 'کیفیت یکسانی برای همه موارد انتخاب‌شده وجود ندارد.',
+    playlistQuality: 'کیفیت فهرست پخش',
+    playlistQualitySelected: '{{selected}} از {{total}} مورد انتخاب شده',
     metadataUnavailable: 'متادیتا در دسترس نیست. پیش از افزودن این رسانه، متادیتا را تازه‌سازی کنید.',
     saveLocation: 'محل ذخیره',
     browse: 'انتخاب…',

src/i18n/catalogs/he.ts

@@ -472,8 +472,13 @@ const he = {
     availableStreams: 'זרמים זמינים',
     availableMediaStreams: 'זרמי מדיה זמינים',
     quality: 'איכות',
-    applyQualityToSelected: 'החלת איכות מדויקת על המדיה שנבחרה',
+    format: 'פורמט',
-    noCommonQuality: 'אין איכות מדויקת הזמינה לכל פריטי המדיה שנבחרו.',
+    video: 'וידאו',
+    audio: 'שמע',
+    noCommonFormat: 'אין פורמט אחד זמין לכל הפריטים שנבחרו.',
+    noCommonQuality: 'אין איכות אחת זמינה לכל הפריטים שנבחרו.',
+    playlistQuality: 'איכות רשימת השמעה',
+    playlistQualitySelected: '{{selected}} מתוך {{total}} נבחרו',
     metadataUnavailable: 'מטא נתונים אינם זמינים. רענן מטא נתונים לפני הוספת מדיה זו.',
     saveLocation: 'מיקום שמירה',
     browse: 'עיון…',

src/i18n/catalogs/ru.ts

@@ -472,8 +472,13 @@ const ru = {
     availableStreams: 'Доступные потоки',
     availableMediaStreams: 'Доступные медиапотоки',
     quality: 'Качество',
-    applyQualityToSelected: 'Применить точное качество к выбранным медиа',
+    format: 'Формат',
-    noCommonQuality: 'Для всех выбранных медиа нет одинакового качества.',
+    video: 'Видео',
+    audio: 'Аудио',
+    noCommonFormat: 'Для всех выбранных элементов нет общего формата.',
+    noCommonQuality: 'Для всех выбранных элементов нет общего качества.',
+    playlistQuality: 'Качество плейлиста',
+    playlistQualitySelected: 'Выбрано: {{selected}} из {{total}}',
     metadataUnavailable: 'Метаданные недоступны. Обновите метаданные перед добавлением этого медиа.',
     saveLocation: 'Папка сохранения',
     browse: 'Обзор…',

src/i18n/catalogs/uk.ts

@@ -472,8 +472,13 @@ const uk = {
     availableStreams: 'Доступні потоки',
     availableMediaStreams: 'Доступні медіапотоки',
     quality: 'Якість',
-    applyQualityToSelected: 'Застосувати точну якість до вибраних медіа',
+    format: 'Формат',
-    noCommonQuality: 'Для всіх вибраних медіа немає однакової якості.',
+    video: 'Відео',
+    audio: 'Аудіо',
+    noCommonFormat: 'Немає спільного формату для всіх вибраних елементів.',
+    noCommonQuality: 'Немає спільної якості для всіх вибраних елементів.',
+    playlistQuality: 'Якість плейлиста',
+    playlistQualitySelected: 'Вибрано: {{selected}} із {{total}}',
     metadataUnavailable: 'Метадані недоступні. Оновіть метадані перед додаванням цього медіа.',
     saveLocation: 'Місце збереження',
     browse: 'Огляд…',

src/i18n/catalogs/zh-CN.ts

@@ -472,8 +472,13 @@ const zhCN = {
     availableStreams: '可用流',
     availableMediaStreams: '可用的媒体流',
     quality: '画质',
-    applyQualityToSelected: '将精确画质应用到选中的媒体',
+    format: '格式',
-    noCommonQuality: '所选媒体没有共同的精确画质。',
+    video: '视频',
+    audio: '音频',
+    noCommonFormat: '所选项目没有共同格式。',
+    noCommonQuality: '所选项目没有共同画质。',
+    playlistQuality: '播放列表画质',
+    playlistQualitySelected: '已选择 {{selected}} / {{total}}',
     metadataUnavailable: '元数据不可用。在添加此媒体之前，请刷新元数据。',
     saveLocation: '保存位置',
     browse: '浏览',

src/index.css

@@ -794,6 +794,147 @@ html[data-list-density="relaxed"] {
     box-shadow: inset 3px 0 0 hsl(272 74% 62% / 0.9);
   }
 
+  .add-download-playlist-quality {
+    margin-top: 12px;
+    padding-top: 12px;
+    border-top: 1px solid hsl(var(--border-modal));
+  }
+
+  .add-download-playlist-quality-toggle {
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    width: 100%;
+    gap: 10px;
+    padding: 7px 8px;
+    border: 1px solid transparent;
+    border-radius: 8px;
+    color: hsl(var(--text-primary));
+    text-align: start;
+    transition: background-color 100ms ease, border-color 100ms ease;
+  }
+
+  .add-download-playlist-quality-toggle:hover {
+    border-color: hsl(var(--border-modal));
+    background: hsl(var(--item-hover));
+  }
+
+  .add-download-playlist-quality-options {
+    display: grid;
+    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.85fr);
+    gap: 12px;
+  }
+
+  .add-download-playlist-media-type {
+    display: inline-flex;
+    gap: 2px;
+    margin-top: 8px;
+    padding: 2px;
+    border: 1px solid hsl(var(--border-modal));
+    border-radius: 7px;
+    background: hsl(var(--bg-input) / 0.52);
+  }
+
+  .add-download-playlist-media-type-option {
+    display: inline-flex;
+    align-items: center;
+    justify-content: center;
+    min-height: 26px;
+    gap: 5px;
+    padding: 3px 9px;
+    border-radius: 5px;
+    color: hsl(var(--text-muted));
+    font-size: 11px;
+    font-weight: 650;
+    transition: background-color 100ms ease, color 100ms ease, box-shadow 100ms ease;
+  }
+
+  .add-download-playlist-media-type-option:hover {
+    color: hsl(var(--text-primary));
+  }
+
+  .add-download-playlist-media-type-option:focus-visible {
+    outline: 2px solid hsl(var(--accent-color) / 0.62);
+    outline-offset: 1px;
+  }
+
+  .add-download-playlist-media-type-option.is-selected {
+    background: hsl(var(--surface-raised) / 0.9);
+    box-shadow: 0 1px 2px hsl(var(--shadow-color) / 0.35);
+    color: hsl(var(--text-primary));
+  }
+
+  .add-download-playlist-quality-column {
+    min-width: 0;
+  }
+
+  .add-download-playlist-quality-label {
+    margin-bottom: 5px;
+    color: hsl(var(--text-muted));
+    font-size: 10px;
+    font-weight: 700;
+    letter-spacing: 0.08em;
+    line-height: 1.2;
+    text-transform: uppercase;
+  }
+
+  .add-download-playlist-quality-list {
+    display: flex;
+    flex-direction: column;
+    max-height: 166px;
+    gap: 3px;
+    overflow-y: auto;
+    padding-inline-end: 2px;
+  }
+
+  .add-download-playlist-quality-toggle:focus-visible,
+  .add-download-quality-option:focus-visible {
+    outline: 2px solid hsl(var(--accent-color) / 0.62);
+    outline-offset: 1px;
+  }
+
+  .add-download-quality-option {
+    display: flex;
+    align-items: center;
+    min-height: 32px;
+    gap: 9px;
+    padding: 6px 9px;
+    border: 1px solid hsl(var(--border-modal));
+    border-radius: 7px;
+    background: hsl(var(--bg-input) / 0.68);
+    color: hsl(var(--text-secondary));
+    font-size: 12px;
+    text-align: start;
+    transition: background-color 100ms ease, border-color 100ms ease, color 100ms ease;
+  }
+
+  .add-download-quality-option:hover {
+    border-color: hsl(var(--text-muted) / 0.58);
+    background: hsl(var(--item-hover));
+    color: hsl(var(--text-primary));
+  }
+
+  .add-download-quality-option.is-selected {
+    border-color: hsl(var(--accent-color) / 0.48);
+    background: hsl(var(--accent-color) / 0.1);
+    color: hsl(var(--text-primary));
+  }
+
+  .add-download-quality-option-radio {
+    flex: 0 0 auto;
+    width: 14px;
+    height: 14px;
+    border: 1px solid hsl(var(--text-muted) / 0.72);
+    border-radius: 50%;
+    background: transparent;
+  }
+
+  .add-download-quality-option.is-selected .add-download-quality-option-radio {
+    border-color: hsl(var(--accent-color));
+    background: hsl(var(--accent-color));
+    box-shadow: inset 0 0 0 3px hsl(var(--bg-input));
+  }
+
   .add-download-quality-chip,
   .download-quality-chip {
     display: inline-flex;
@@ -810,17 +951,6 @@ html[data-list-density="relaxed"] {
     letter-spacing: 0.01em;
   }
 
-  .add-download-quality-chip-button {
-    cursor: pointer;
-    transition: background-color 100ms ease, border-color 100ms ease;
-  }
-
-  .add-download-quality-chip-button:hover,
-  .add-download-quality-chip-button:focus-visible {
-    border-color: hsl(272 74% 62% / 0.72);
-    background: hsl(272 74% 58% / 0.24);
-  }
-
   .add-download-select {
     appearance: auto;
     cursor: default;

src/utils/addDownloadMetadata.test.ts

@@ -1,16 +1,20 @@
 import { describe, expect, it } from 'vitest';
 import {
   appendRequestUrlsAfterVersion,
+  commonMediaFormatsForRows,
   canSubmitMetadataRows,
   commonMediaQualitiesForRows,
   mediaFormatSelectorForRow,
   mediaFileNameForSelectedFormat,
+  mediaFormatForFormat,
   mediaQualityForRow,
+  mediaTypeForFormat,
   metadataSummaryMessage,
   isYouTubePlaylistUrl,
   playlistFilePrefix,
   reconcileDownloadRows,
   refreshFailedMetadataRows,
+  selectExactMediaSelection,
   selectExactMediaQuality,
   updateRowIfCurrent,
   type AddDownloadDraftRow
@@ -562,6 +566,156 @@ describe('add download metadata workflow', () => {
     expect(mediaQualityForRow(rows[0])).toBe('1080p');
   });
 
+  it('keeps playlist choices available when one ready row remains selected', () => {
+    const formats = [
+      {
+        name: '720p MP4',
+        quality: '720p',
+        selector: '720',
+        ext: 'mp4',
+        formatLabel: 'MP4 • H.264',
+        detail: '10 MB',
+        type: 'Video',
+        bytes: 10
+      },
+      {
+        name: 'Audio only M4A',
+        quality: 'Audio only',
+        selector: 'audio',
+        ext: 'm4a',
+        formatLabel: 'M4A • AAC',
+        detail: '4 MB',
+        type: 'Audio',
+        bytes: 4
+      }
+    ];
+    const selectedRow = row({ isMedia: true, formats, selectedFormat: 0 });
+
+    expect(commonMediaFormatsForRows([selectedRow], 'Video')).toEqual(['MP4']);
+    expect(commonMediaQualitiesForRows([selectedRow], 'Video', 'MP4')).toEqual(['720p']);
+    expect(commonMediaFormatsForRows([selectedRow], 'Audio')).toEqual(['M4A']);
+    expect(commonMediaQualitiesForRows([selectedRow], 'Audio', 'M4A')).toEqual(['Audio only']);
+  });
+
+  it('does not offer a shared format when its qualities do not overlap', () => {
+    const format = (quality: string, id: string) => [{
+      name: `${quality} MP4`,
+      quality,
+      selector: id,
+      ext: 'mp4',
+      formatLabel: 'MP4 • H.264',
+      detail: '10 MB',
+      type: 'Video',
+      bytes: 10
+    }];
+    const rows = [
+      row({ id: 'one', isMedia: true, formats: format('1080p', 'one'), selectedFormat: 0 }),
+      row({ id: 'two', isMedia: true, formats: format('720p', 'two'), selectedFormat: 0 })
+    ];
+
+    expect(commonMediaFormatsForRows(rows, 'Video')).toEqual([]);
+  });
+
+  it('filters playlist choices by media type and format', () => {
+    const formats = (qualities: string[], idPrefix: string) => [
+      ...qualities.flatMap((quality, index) => [
+        {
+          name: `${quality} MKV`,
+          quality,
+          selector: `${idPrefix}-mkv-${index}`,
+          ext: 'mkv',
+          formatLabel: 'MKV • H.264',
+          detail: '10 MB',
+          type: 'Video',
+          bytes: 10
+        },
+        {
+          name: `${quality} MP4`,
+          quality,
+          selector: `${idPrefix}-mp4-${index}`,
+          ext: 'mp4',
+          formatLabel: 'MP4 • H.264',
+          detail: '10 MB',
+          type: 'Video',
+          bytes: 10
+        }
+      ]),
+      {
+        name: 'Audio only M4A',
+        quality: 'Audio only',
+        selector: `${idPrefix}-m4a`,
+        ext: 'm4a',
+        formatLabel: 'M4A • AAC',
+        detail: '4 MB',
+        type: 'Audio',
+        bytes: 4
+      },
+      {
+        name: 'Audio only WEBM',
+        quality: 'Audio only',
+        selector: `${idPrefix}-webm`,
+        ext: 'webm',
+        formatLabel: 'WEBM • Opus',
+        detail: '4 MB',
+        type: 'Audio',
+        bytes: 4
+      }
+    ];
+    const rows = [
+      row({ id: 'one', isMedia: true, formats: formats(['1080p', '720p'], 'one'), selectedFormat: 0 }),
+      row({ id: 'two', isMedia: true, formats: formats(['720p', '480p'], 'two'), selectedFormat: 0 })
+    ];
+
+    expect(commonMediaFormatsForRows(rows, 'Video')).toEqual(['MKV', 'MP4']);
+    expect(commonMediaQualitiesForRows(rows, 'Video', 'MP4')).toEqual(['720p']);
+    expect(commonMediaFormatsForRows(rows, 'Audio')).toEqual(['M4A', 'WEBM']);
+    expect(commonMediaQualitiesForRows(rows, 'Audio', 'M4A')).toEqual(['Audio only']);
+    expect(mediaTypeForFormat(rows[0].formats![4])).toBe('Audio');
+    expect(mediaFormatForFormat(rows[0].formats![4])).toBe('M4A');
+  });
+
+  it('applies an exact playlist media selection without falling back to another format', () => {
+    const formats = (id: string) => [
+      {
+        name: '720p MKV',
+        quality: '720p',
+        selector: `${id}-mkv`,
+        ext: 'mkv',
+        formatLabel: 'MKV • H.264',
+        detail: '10 MB',
+        type: 'Video',
+        bytes: 10
+      },
+      {
+        name: '720p MP4',
+        quality: '720p',
+        selector: `${id}-mp4`,
+        ext: 'mp4',
+        formatLabel: 'MP4 • H.264',
+        detail: '9 MB',
+        type: 'Video',
+        bytes: 9
+      }
+    ];
+    const rows = [
+      row({ id: 'one', isMedia: true, file: 'one.mkv', formats: formats('one'), selectedFormat: 0 }),
+      row({ id: 'two', isMedia: true, file: 'two.mkv', formats: formats('two'), selectedFormat: 0 })
+    ];
+
+    const selected = selectExactMediaSelection(rows, ['one', 'two'], {
+      mediaType: 'Video',
+      format: 'MP4',
+      quality: '720p'
+    });
+    expect(selected[0]).toMatchObject({ selectedFormat: 1, file: 'one.mp4' });
+    expect(selected[1]).toMatchObject({ selectedFormat: 1, file: 'two.mp4' });
+    expect(selectExactMediaSelection(rows, ['one', 'two'], {
+      mediaType: 'Video',
+      format: 'WEBM',
+      quality: '720p'
+    })).toEqual(rows);
+  });
+
   it('applies an exact bulk quality without falling back to a higher or lower stream', () => {
     const mediaRow = row({
       id: 'media',

src/utils/addDownloadMetadata.ts

@@ -21,6 +21,14 @@ export interface AddMediaFormat {
   isApproximate?: boolean;
 }
 
+export type MediaType = 'Audio' | 'Video';
+
+export interface MediaSelection {
+  mediaType: MediaType;
+  format: string;
+  quality: string;
+}
+
 export interface AddDownloadDraftRow {
   id: string;
   sourceUrl: string;
@@ -353,6 +361,14 @@ export const mediaQualityForFormat = (
   return label || normalizeMediaQualityLabel(format.type) || normalizeMediaQualityLabel(format.ext.toUpperCase()) || 'Media';
 };
 
+export const mediaTypeForFormat = (
+  format: Pick<AddMediaFormat, 'type'>
+): MediaType => format.type.toLowerCase().includes('audio') ? 'Audio' : 'Video';
+
+export const mediaFormatForFormat = (
+  format: Pick<AddMediaFormat, 'ext'>
+): string => normalizeMediaQualityLabel(format.ext.replace(/^\.+/, '').toUpperCase()) || 'MEDIA';
+
 export const mediaQualityForRow = (
   row: Pick<AddDownloadDraftRow, 'isMedia' | 'status' | 'formats' | 'selectedFormat'>
 ): string | undefined => {
@@ -362,19 +378,47 @@ export const mediaQualityForRow = (
 };
 
 export const commonMediaQualitiesForRows = (
-  rows: ReadonlyArray<Pick<AddDownloadDraftRow, 'isMedia' | 'status' | 'formats'>>
+  rows: ReadonlyArray<Pick<AddDownloadDraftRow, 'isMedia' | 'status' | 'formats'>>,
+  mediaType?: MediaType,
+  mediaFormat?: string
 ): string[] => {
   const readyMediaRows = rows.filter(row => row.isMedia && row.status === 'ready' && row.formats?.length);
-  if (readyMediaRows.length < 2) return [];
+  if (readyMediaRows.length < 1) return [];
+
+  const matches = (format: AddMediaFormat) =>
+    (!mediaType || mediaTypeForFormat(format) === mediaType)
+    && (!mediaFormat || mediaFormatForFormat(format) === mediaFormat);
 
   const firstQualities = Array.from(new Set(
-    readyMediaRows[0].formats!.map(mediaQualityForFormat)
+    readyMediaRows[0].formats!.filter(matches).map(mediaQualityForFormat)
   ));
   return firstQualities.filter(quality => readyMediaRows.every(row =>
-    row.formats!.some(format => mediaQualityForFormat(format) === quality)
+    row.formats!.some(format => matches(format) && mediaQualityForFormat(format) === quality)
   ));
 };
 
+export const commonMediaFormatsForRows = (
+  rows: ReadonlyArray<Pick<AddDownloadDraftRow, 'isMedia' | 'status' | 'formats'>>,
+  mediaType: MediaType
+): string[] => {
+  const readyMediaRows = rows.filter(row => row.isMedia && row.status === 'ready' && row.formats?.length);
+  if (readyMediaRows.length < 1) return [];
+
+  const firstFormats = Array.from(new Set(
+    readyMediaRows[0].formats!
+      .filter(format => mediaTypeForFormat(format) === mediaType)
+      .map(mediaFormatForFormat)
+  ));
+  return firstFormats.filter(mediaFormat =>
+    readyMediaRows.every(row =>
+      row.formats!.some(format =>
+        mediaTypeForFormat(format) === mediaType && mediaFormatForFormat(format) === mediaFormat
+      )
+    )
+    && commonMediaQualitiesForRows(readyMediaRows, mediaType, mediaFormat).length > 0
+  );
+};
+
 export const selectExactMediaQuality = (
   rows: AddDownloadDraftRow[],
   selectedIds: ReadonlySet<string> | readonly string[],
@@ -399,6 +443,34 @@ export const selectExactMediaQuality = (
   });
 };
 
+export const selectExactMediaSelection = (
+  rows: AddDownloadDraftRow[],
+  selectedIds: ReadonlySet<string> | readonly string[],
+  selection: MediaSelection
+): AddDownloadDraftRow[] => {
+  const selected = selectedIds instanceof Set ? selectedIds : new Set(selectedIds);
+  return rows.map(row => {
+    if (!selected.has(row.id) || !row.isMedia || row.status !== 'ready' || !row.formats) return row;
+    const selectedFormat = row.formats.findIndex(format =>
+      mediaTypeForFormat(format) === selection.mediaType
+      && mediaFormatForFormat(format) === selection.format
+      && mediaQualityForFormat(format) === selection.quality
+    );
+    if (selectedFormat === -1) return row;
+    const format = row.formats[selectedFormat];
+    return {
+      ...row,
+      selectedFormat,
+      size: format.bytes ? format.detail : undefined,
+      sizeBytes: format.bytes || undefined,
+      file: mediaFileNameForSelectedFormat(row.file, {
+        formats: row.formats,
+        selectedFormat
+      })
+    };
+  });
+};
+
 export const mediaFileNameForSelectedFormat = (
   fileName: string,
   row: Pick<AddDownloadDraftRow, 'formats' | 'selectedFormat'>