feat: now-playing polling from Record API with station mapping and WebSocket broadcast

prisma/schema.prisma

@@ -35,20 +35,21 @@ model MagicLinkToken {
 }
 
 model Station {
-  id          String    @id @default(cuid())
-  stationId   Int       @unique @map("station_id")
-  name        String
-  prefix      String
-  streamUrl   String    @map("stream_url")
-  coverUrl    String?   @map("cover_url")
-  genre       String?
-  tags        String[]
-  sortOrder   Int       @map("sort_order")
-  source      String // "record" | "local"
-  isOnline    Boolean   @default(true) @map("is_online")
-  lastCheckAt DateTime? @map("last_check_at")
-  createdAt   DateTime  @default(now()) @map("created_at")
-  updatedAt   DateTime  @updatedAt @map("updated_at")
+  id               String    @id @default(cuid())
+  stationId        Int       @unique @map("station_id")
+  name             String
+  prefix           String
+  streamUrl        String    @map("stream_url")
+  coverUrl         String?   @map("cover_url")
+  genre            String?
+  tags             String[]
+  sortOrder        Int       @map("sort_order")
+  source           String    @default("local") // "record" | "local"
+  isOnline         Boolean   @default(true) @map("is_online")
+  lastCheckAt      DateTime? @map("last_check_at")
+  recordStationId  Int?      @unique @map("record_station_id")
+  createdAt        DateTime  @default(now()) @map("created_at")
+  updatedAt        DateTime  @updatedAt @map("updated_at")
 
   favorites  UserFavorite[]
   history    PlayHistory[]
@@ -56,6 +57,7 @@ model Station {
 
   @@index([isOnline])
   @@index([source])
+  @@index([recordStationId])
   @@map("stations")
 }
 

src/now-playing/now-playing.module.ts

@@ -1,9 +1,10 @@
 import { Module } from '@nestjs/common';
 import { NowPlayingGateway } from './now-playing.gateway';
 import { NowPlayingService } from './now-playing.service';
+import { RecordStationSyncService } from './record-station-sync.service';
 
 @Module({
-  providers: [NowPlayingGateway, NowPlayingService],
+  providers: [NowPlayingGateway, NowPlayingService, RecordStationSyncService],
   exports: [NowPlayingService],
 })
 export class NowPlayingModule {}

src/now-playing/now-playing.service.ts

@@ -1,6 +1,22 @@
 import { Injectable, Logger } from '@nestjs/common';
+import { Interval } from '@nestjs/schedule';
 import { PrismaService } from '../prisma/prisma.service';
 import { NowPlayingGateway } from './now-playing.gateway';
+import { RecordStationSyncService } from './record-station-sync.service';
+
+interface RecordTrack {
+  id: number;
+  artist: string;
+  song: string;
+  image100?: string;
+  image200?: string;
+  image600?: string;
+}
+
+interface RecordNowPlayingItem {
+  id: number;
+  track: RecordTrack;
+}
 
 @Injectable()
 export class NowPlayingService {
@@ -9,8 +25,60 @@ export class NowPlayingService {
   constructor(
     private readonly prisma: PrismaService,
     private readonly gateway: NowPlayingGateway,
+    private readonly recordSync: RecordStationSyncService,
   ) {}
 
+  @Interval(30000)
+  async pollRecordNowPlaying() {
+    try {
+      const response = await fetch(
+        'https://www.radiorecord.ru/api/stations/now/',
+        { headers: { 'Accept-Encoding': 'gzip, deflate' } },
+      );
+      if (!response.ok) {
+        this.logger.warn(`Record API returned ${response.status}`);
+        return;
+      }
+
+      const data = (await response.json()) as {
+        result: RecordNowPlayingItem[];
+      };
+      const nowPlaying = data.result ?? [];
+
+      for (const np of nowPlaying) {
+        const stationId =
+          this.recordSync.getStationIdByNowPlayingId(np.id);
+        if (!stationId) continue;
+
+        const coverUrl = np.track.image600 ?? np.track.image200 ?? np.track.image100;
+
+        const updated = await this.prisma.nowPlaying.upsert({
+          where: { stationId },
+          create: {
+            stationId,
+            song: np.track.song,
+            artist: np.track.artist,
+            coverUrl,
+          },
+          update: {
+            song: np.track.song,
+            artist: np.track.artist,
+            coverUrl,
+          },
+        });
+
+        this.gateway.broadcastNowPlaying(stationId, {
+          song: np.track.song,
+          artist: np.track.artist,
+          coverUrl,
+          updatedAt: updated.updatedAt,
+        });
+      }
+    } catch (error) {
+      this.logger.error(`Failed to poll now playing: ${error.message}`);
+    }
+  }
+
   async updateNowPlaying(
     stationId: string,
     data: { song: string; artist: string; coverUrl?: string },

src/now-playing/record-station-sync.service.ts

@@ -0,0 +1,133 @@
+import { Injectable, Logger, OnModuleInit } from '@nestjs/common';
+import { Cron, CronExpression } from '@nestjs/schedule';
+import { PrismaService } from '../prisma/prisma.service';
+
+interface RecordStation {
+  id: number;
+  prefix: string;
+  title: string;
+  stream_320?: string;
+  stream_128?: string;
+  stream_64?: string;
+}
+
+interface RecordTrack {
+  id: number;
+  artist: string;
+  song: string;
+  image100?: string;
+  image200?: string;
+  image600?: string;
+}
+
+interface RecordNowPlayingItem {
+  id: number;
+  track: RecordTrack;
+}
+
+@Injectable()
+export class RecordStationSyncService implements OnModuleInit {
+  private readonly logger = new Logger(RecordStationSyncService.name);
+  private nowPlayingIdToStationId = new Map<number, string>();
+
+  constructor(private readonly prisma: PrismaService) {}
+
+  async onModuleInit() {
+    try {
+      await this.syncRecordStations();
+    } catch (error) {
+      this.logger.error(
+        `Failed to sync Record stations on init: ${error.message}`,
+      );
+    }
+  }
+
+  @Cron(CronExpression.EVERY_DAY_AT_3AM)
+  async syncRecordStations(): Promise<number> {
+    this.logger.log('Fetching Record stations list...');
+
+    const [stationsRes, nowPlayingRes] = await Promise.all([
+      fetch('https://www.radiorecord.ru/api/stations/', {
+        headers: { 'Accept-Encoding': 'gzip, deflate' },
+      }),
+      fetch('https://www.radiorecord.ru/api/stations/now/', {
+        headers: { 'Accept-Encoding': 'gzip, deflate' },
+      }),
+    ]);
+
+    if (!stationsRes.ok) {
+      throw new Error(`Stations API returned ${stationsRes.status}`);
+    }
+    if (!nowPlayingRes.ok) {
+      throw new Error(`NowPlaying API returned ${nowPlayingRes.status}`);
+    }
+
+    const stationsData = (await stationsRes.json()) as {
+      result: { stations: RecordStation[] };
+    };
+    const nowPlayingData = (await nowPlayingRes.json()) as {
+      result: RecordNowPlayingItem[];
+    };
+
+    const recordStations = stationsData.result?.stations ?? [];
+    const nowPlaying = nowPlayingData.result ?? [];
+
+    this.logger.log(
+      `Fetched ${recordStations.length} stations and ${nowPlaying.length} now-playing entries`,
+    );
+
+    const ourStations = await this.prisma.station.findMany();
+    let matched = 0;
+    const newMap = new Map<number, string>();
+
+    for (let i = 0; i < recordStations.length; i++) {
+      const rs = recordStations[i];
+      const np = nowPlaying[i];
+      const recordStream = this.normalizeStreamUrl(
+        rs.stream_320 ?? rs.stream_128 ?? rs.stream_64,
+      );
+      if (!recordStream) continue;
+
+      const match = ourStations.find((s) => {
+        const ourStream = this.normalizeStreamUrl(s.streamUrl);
+        return ourStream === recordStream;
+      });
+
+      if (match && np) {
+        await this.prisma.station.update({
+          where: { id: match.id },
+          data: {
+            recordStationId: rs.id,
+            source: 'record',
+            prefix: rs.prefix,
+            coverUrl:
+              match.coverUrl ??
+              `https://www.radiorecord.ru/upload/stations_images/${rs.prefix}_image600_colored_fill.png`,
+          },
+        });
+        newMap.set(np.id, match.id);
+        matched++;
+      }
+    }
+
+    this.nowPlayingIdToStationId = newMap;
+    this.logger.log(
+      `Matched and updated ${matched} stations, mapped ${newMap.size} now-playing IDs`,
+    );
+    return matched;
+  }
+
+  getStationIdByNowPlayingId(nowPlayingId: number): string | undefined {
+    return this.nowPlayingIdToStationId.get(nowPlayingId);
+  }
+
+  private normalizeStreamUrl(url?: string): string | null {
+    if (!url) return null;
+    try {
+      const u = new URL(url);
+      return (u.hostname + u.pathname).toLowerCase().replace(/^www\./, '');
+    } catch {
+      return url.toLowerCase();
+    }
+  }
+}