Update scripts

scripts/generators/indexLanguageGenerator.ts

@@ -0,0 +1,52 @@
+import { Generator } from './generator'
+import { Collection, Storage, Logger } from '../core'
+import { Stream, Playlist, Language } from '../models'
+import { PUBLIC_DIR } from '../constants'
+
+type IndexLanguageGeneratorProps = {
+  streams: Collection
+  logger: Logger
+}
+
+export class IndexLanguageGenerator implements Generator {
+  streams: Collection
+  storage: Storage
+  logger: Logger
+
+  constructor({ streams, logger }: IndexLanguageGeneratorProps) {
+    this.streams = streams
+    this.storage = new Storage(PUBLIC_DIR)
+    this.logger = logger
+  }
+
+  async generate(): Promise<void> {
+    let groupedStreams = new Collection()
+    this.streams
+      .orderBy(stream => stream.getTitle())
+      .filter(stream => stream.isSFW())
+      .forEach(stream => {
+        if (stream.noLanguages()) {
+          const streamClone = stream.clone()
+          streamClone.groupTitle = 'Undefined'
+          groupedStreams.add(streamClone)
+          return
+        }
+
+        stream.languages.forEach((language: Language) => {
+          const streamClone = stream.clone()
+          streamClone.groupTitle = language.name
+          groupedStreams.add(streamClone)
+        })
+      })
+
+    groupedStreams = groupedStreams.orderBy((stream: Stream) => {
+      if (stream.groupTitle === 'Undefined') return 'ZZ'
+      return stream.groupTitle
+    })
+
+    const playlist = new Playlist(groupedStreams, { public: true })
+    const filepath = 'index.language.m3u'
+    await this.storage.save(filepath, playlist.toString())
+    this.logger.info(JSON.stringify({ filepath, count: playlist.streams.count() }))
+  }
+}