stream local files to player

desktop/src/api/local/local.controller.ts

@@ -2,6 +2,7 @@ import {FastifyReply, FastifyRequest} from 'fastify';
 import fs from 'fs';
 import * as service from './local.service';
 import * as downloadService from './download.service';
+import * as streamingService from './streaming.service';
 
 type ScanQuery = {
     mode?: 'full' | 'incremental';
@@ -21,7 +22,7 @@ type DownloadAnimeBody =
     | {
     anilist_id: number;
     episode_number: number;
-    stream_url: string; // media playlist FINAL
+    stream_url: string;
     is_master?: false;
     subtitles?: {
         language: string;
@@ -36,28 +37,24 @@ type DownloadAnimeBody =
     | {
     anilist_id: number;
     episode_number: number;
-    stream_url: string; // master.m3u8
+    stream_url: string;
     is_master: true;
-
     variant: {
         resolution: string;
         bandwidth?: number;
         codecs?: string;
         playlist_url: string;
     };
-
     audio?: {
         group?: string;
         language?: string;
         name?: string;
         playlist_url: string;
     }[];
-
     subtitles?: {
         language: string;
         url: string;
     }[];
-
     chapters?: {
         title: string;
         start_time: number;
@@ -266,7 +263,6 @@ export async function downloadAnime(request: FastifyRequest<{ Body: DownloadAnim
 
         const clientHeaders = (request.body as any).headers || {};
 
-        // Validación básica
         if (!anilist_id || !episode_number || !stream_url) {
             return reply.status(400).send({
                 error: 'MISSING_REQUIRED_FIELDS',
@@ -274,17 +270,14 @@ export async function downloadAnime(request: FastifyRequest<{ Body: DownloadAnim
             });
         }
 
-        // Proxy del stream URL principal
         const proxyUrl = buildProxyUrl(stream_url, clientHeaders);
         console.log('Stream URL:', proxyUrl);
 
-        // Proxy de subtítulos
         const proxiedSubs = subtitles?.map(sub => ({
             ...sub,
             url: buildProxyUrl(sub.url, clientHeaders)
         }));
 
-        // Preparar parámetros base
         const downloadParams: any = {
             anilistId: anilist_id,
             episodeNumber: episode_number,
@@ -293,7 +286,6 @@ export async function downloadAnime(request: FastifyRequest<{ Body: DownloadAnim
             chapters
         };
 
-        // Si es master playlist, agregar campos adicionales
         if (is_master === true) {
             const { variant, audio } = request.body as any;
 
@@ -305,14 +297,11 @@ export async function downloadAnime(request: FastifyRequest<{ Body: DownloadAnim
             }
 
             downloadParams.is_master = true;
-
-            // Proxy del variant playlist
             downloadParams.variant = {
                 ...variant,
                 playlist_url: buildProxyUrl(variant.playlist_url, clientHeaders)
             };
 
-            // Proxy de audio tracks si existen
             if (audio && audio.length > 0) {
                 downloadParams.audio = audio.map((a: any) => ({
                     ...a,
@@ -408,4 +397,116 @@ export async function downloadBook(request: FastifyRequest<{ Body: DownloadBookB
 
         return reply.status(500).send({ error: 'FAILED_TO_DOWNLOAD_BOOK' });
     }
+}
+
+// NUEVO: Estado de descargas
+export async function getDownloadStatus(request: FastifyRequest, reply: FastifyReply) {
+    try {
+        const downloads = downloadService.getActiveDownloads();
+        const streams = streamingService.getActiveStreamsStatus();
+
+        return {
+            downloads: {
+                total: downloads.length,
+                active: downloads.filter(d => d.status === 'downloading').length,
+                completed: downloads.filter(d => d.status === 'completed').length,
+                failed: downloads.filter(d => d.status === 'failed').length,
+                list: downloads
+            },
+            streams: {
+                total: streams.length,
+                active: streams.filter(s => !s.isComplete).length,
+                completed: streams.filter(s => s.isComplete).length,
+                list: streams
+            }
+        };
+    } catch (err) {
+        console.error('Error getting download status:', err);
+        return reply.status(500).send({ error: 'FAILED_TO_GET_DOWNLOAD_STATUS' });
+    }
+}
+
+// NUEVO: Streaming HLS para anime local
+export async function getAnimeStreamManifest(request: FastifyRequest, reply: FastifyReply) {
+    try {
+        const { type, id, unit } = request.params as any;
+
+        if (type !== 'anime') {
+            return reply.status(400).send({ error: 'ONLY_ANIME_SUPPORTED' });
+        }
+
+        const fileInfo = await service.getFileForStreaming(id, unit);
+
+        if (!fileInfo) {
+            return reply.status(404).send({ error: 'FILE_NOT_FOUND' });
+        }
+
+        const manifest = await streamingService.getStreamingManifest(fileInfo.filePath);
+
+        if (!manifest) {
+            return reply.status(500).send({ error: 'FAILED_TO_GENERATE_MANIFEST' });
+        }
+
+        return manifest;
+    } catch (err: any) {
+        console.error('Error getting stream manifest:', err);
+        return reply.status(500).send({ error: 'FAILED_TO_GET_STREAM_MANIFEST' });
+    }
+}
+
+// NUEVO: Servir archivos HLS
+export async function serveHLSFile(request: FastifyRequest, reply: FastifyReply) {
+    try {
+        const { hash, filename } = request.params as any;
+
+        const file = await streamingService.getHLSFile(hash, filename);
+
+        if (!file) {
+            return reply.status(404).send({ error: 'FILE_NOT_FOUND' });
+        }
+
+        const contentType = filename.endsWith('.m3u8')
+            ? 'application/vnd.apple.mpegurl'
+            : filename.endsWith('.vtt')
+                ? 'text/vtt'
+                : 'video/mp2t';
+
+        reply
+            .header('Content-Type', contentType)
+            .header('Content-Length', file.stat.size)
+            .header('Access-Control-Allow-Origin', '*');
+
+        return fs.createReadStream(file.path);
+    } catch (err) {
+        console.error('Error serving HLS file:', err);
+        return reply.status(500).send({ error: 'FAILED_TO_SERVE_HLS_FILE' });
+    }
+}
+
+export async function getSubtitle(request: FastifyRequest, reply: FastifyReply) {
+    try {
+        const { id, unit, track } = request.params as any;
+
+        // Validar que el track sea un número
+        const trackIndex = parseInt(track, 10);
+        if (isNaN(trackIndex)) {
+            return reply.status(400).send({ error: 'INVALID_TRACK_INDEX' });
+        }
+
+        const subtitleStream = await service.extractSubtitleTrack(id, unit, trackIndex);
+
+        if (!subtitleStream) {
+            return reply.status(404).send({ error: 'FILE_NOT_FOUND' });
+        }
+
+        // Cabecera esencial para que el navegador entienda que son subtítulos
+        reply.header('Content-Type', 'text/vtt');
+        reply.header('Cache-Control', 'public, max-age=86400'); // Cachear por 1 día si quieres
+
+        return subtitleStream;
+
+    } catch (err) {
+        console.error('Error serving subtitles:', err);
+        return reply.status(500).send({ error: 'FAILED_TO_SERVE_SUBTITLES' });
+    }
 }