Add ability to delete a specific video file

server/lib/video-file.ts

@@ -0,0 +1,69 @@
+import { logger } from '@server/helpers/logger'
+import { MVideoWithAllFiles } from '@server/types/models'
+import { lTags } from './object-storage/shared'
+
+async function removeHLSPlaylist (video: MVideoWithAllFiles) {
+  const hls = video.getHLSPlaylist()
+  if (!hls) return
+
+  await video.removeStreamingPlaylistFiles(hls)
+  await hls.destroy()
+
+  video.VideoStreamingPlaylists = video.VideoStreamingPlaylists.filter(p => p.id !== hls.id)
+}
+
+async function removeHLSFile (video: MVideoWithAllFiles, fileToDeleteId: number) {
+  logger.info('Deleting HLS file %d of %s.', fileToDeleteId, video.url, lTags(video.uuid))
+
+  const hls = video.getHLSPlaylist()
+  const files = hls.VideoFiles
+
+  if (files.length === 1) {
+    await removeHLSPlaylist(video)
+    return undefined
+  }
+
+  const toDelete = files.find(f => f.id === fileToDeleteId)
+  await video.removeStreamingPlaylistVideoFile(video.getHLSPlaylist(), toDelete)
+  await toDelete.destroy()
+
+  hls.VideoFiles = hls.VideoFiles.filter(f => f.id !== toDelete.id)
+
+  return hls
+}
+
+// ---------------------------------------------------------------------------
+
+async function removeAllWebTorrentFiles (video: MVideoWithAllFiles) {
+  for (const file of video.VideoFiles) {
+    await video.removeWebTorrentFile(file)
+    await file.destroy()
+  }
+
+  video.VideoFiles = []
+
+  return video
+}
+
+async function removeWebTorrentFile (video: MVideoWithAllFiles, fileToDeleteId: number) {
+  const files = video.VideoFiles
+
+  if (files.length === 1) {
+    return removeAllWebTorrentFiles(video)
+  }
+
+  const toDelete = files.find(f => f.id === fileToDeleteId)
+  await video.removeWebTorrentFile(toDelete)
+  await toDelete.destroy()
+
+  video.VideoFiles = files.filter(f => f.id !== toDelete.id)
+
+  return video
+}
+
+export {
+  removeHLSPlaylist,
+  removeHLSFile,
+  removeAllWebTorrentFiles,
+  removeWebTorrentFile
+}