David Frassi
690 lines
22 KiB
TypeScript
690 lines
22 KiB
TypeScript
import { Component, OnInit, OnDestroy, signal, computed, effect, inject, ElementRef, AfterViewInit } from '@angular/core';
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import { DomSanitizer, SafeResourceUrl } from '@angular/platform-browser';
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import { ActivatedRoute, Router } from '@angular/router';
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import { AlertController, ToastController, GestureController } from '@ionic/angular';
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import { CantiService, Canto } from '../../services/canti.service';
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import { AudioEngineService } from '../../services/audio-engine.service';
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import { LyricsParserService, ParsedSection } from '../../services/lyrics-parser.service';
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import { ThemeService } from '../../services/theme.service';
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import { SettingsService } from '../../services/settings.service';
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import { ConnectivityService } from '../../services/connectivity.service';
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import { PlaylistService } from '../../services/playlist.service';
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import { YoutubePlayerService } from '../../services/youtube-player.service';
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import { MyCantiService } from '../../services/my-canti.service';
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import { ComunitaService } from '../../services/comunita.service';
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import { StatsService } from '../../services/stats.service';
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@Component({
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selector: 'app-player',
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templateUrl: './player.page.html',
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styleUrls: ['./player.page.scss'],
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standalone: false
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})
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export class PlayerPage implements OnInit, AfterViewInit, OnDestroy {
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public canto = signal<Canto | null>(null);
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public activeSongId = signal<string | null>(null);
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/** true = show chords (accordi mode), false = text only */
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public showChords = signal<boolean>(false);
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public showSensitivitySlider = signal<boolean>(false);
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/** Autoscroll standard */
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public isAutoscrolling = signal<boolean>(false);
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public autoscrollSpeed = signal<number>(2);
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private autoscrollTimer: any = null;
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/** Font size scale factor (1.0 = default) */
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public fontSize = signal<number>(1.0);
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/** Parsed sections for the current view mode */
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public parsedSections = computed<ParsedSection[]>(() => {
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const c = this.canto();
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if (!c) return [];
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let sections: ParsedSection[];
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// For local songs, if accordi is missing but testo has chords, use parseAccordi on testo
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const hasChordsInText = !c.accordi && c.testo?.includes('[');
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if ((this.showChords() && c.accordi) || (this.showChords() && hasChordsInText)) {
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sections = this.lyricsParser.parseAccordi(c.accordi || c.testo);
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} else {
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sections = this.lyricsParser.parseText(c.testo);
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}
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// CRITICAL FIX: If sections are empty but we have text, force a manual section
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if (sections.length === 0 && c.testo) {
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const fallbackLines = c.testo.split('\n')
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.filter(l => l.trim().length > 0)
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.map(l => ({
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text: l.trim(),
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segments: [{ text: l.trim() }]
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}));
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if (fallbackLines.length > 0) {
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sections = [{
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type: 'verse',
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lines: fallbackLines
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}];
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}
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}
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// Apply transposition if in chords mode
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if (this.showChords()) {
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return this.lyricsParser.transposeSections(sections, this.transposeAmount());
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}
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return sections;
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});
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public transposeAmount = signal<number>(0);
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public currentLineIndex = signal<number>(0);
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public math = Math;
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public youtubePlayerService = inject(YoutubePlayerService);
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private channel = new BroadcastChannel('karaoke_sync');
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private readonly MIN_FONT = 0.6;
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private readonly MAX_FONT = 5.0;
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private readonly FONT_STEP = 0.15;
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private initialPinchDistance: number | null = null;
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private initialFontSize: number = 1.0;
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private lastMatchedTranscript: string = '';
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// --- Logic State ---
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private lastAdvanceTimestamp: number = 0; // For safety cooldown
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private readonly ADVANCE_COOLDOWN = 1500; // 1.5 seconds min
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private wordsSpokenInCurrentLine: number = 0;
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private lastProcessedTranscript: string = '';
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private initialStartTime: number = 0;
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private route = inject(ActivatedRoute);
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public router = inject(Router);
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public cantiService = inject(CantiService);
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public audioEngine = inject(AudioEngineService);
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private lyricsParser = inject(LyricsParserService);
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private alertCtrl = inject(AlertController);
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private toastCtrl = inject(ToastController);
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public themeService = inject(ThemeService);
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public settingsService = inject(SettingsService);
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public connectivityService = inject(ConnectivityService);
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public playlistService = inject(PlaylistService);
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public comunitaService = inject(ComunitaService);
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private myCantiService = inject(MyCantiService);
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private statsService = inject(StatsService);
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private gestureCtrl = inject(GestureController);
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private el = inject(ElementRef);
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private sanitizer = inject(DomSanitizer);
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private songStartTime: number = 0;
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constructor() {
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// Sync transposition automatically to display/projection page
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effect(() => {
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const amount = this.transposeAmount();
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this.channel.postMessage({ type: 'SYNC_TRANSPOSE', amount });
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});
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// Sync mode from global settings
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effect(() => {
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this.showChords.set(this.settingsService.showChordsDefault());
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}, { allowSignalWrites: true });
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// Automatic advancement logic based on line detection
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effect(() => {
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const count = this.audioEngine.linesDetected();
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if (count > 0) {
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this.next();
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}
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});
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// Auto-scroll logic: keep active line in view
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effect(() => {
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const idx = this.currentLineIndex();
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// Wait for DOM update
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setTimeout(() => {
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const activeElem = document.querySelector('.lyric-line.active');
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if (activeElem) {
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activeElem.scrollIntoView({ behavior: 'smooth', block: 'center' });
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}
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}, 100);
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});
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effect(() => {
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const c = this.canto();
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if (c) {
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if (this.playlistService.autoPlayPlaylist()) {
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setTimeout(() => this.initPlayer(c.id), 500);
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}
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}
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});
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// Reactive song loading based on activeSongId and available canti lists
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effect(() => {
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const id = this.activeSongId();
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const allCanti = this.cantiService.canti();
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const myCantiList = this.myCantiService.myCanti();
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const comunitaCantiPers = this.comunitaService.comunitaCantiPersonali();
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if (id) {
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let found: any = null;
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if (this.comunitaService.comunitaCode() && this.comunitaService.isFilterActive()) {
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found = comunitaCantiPers.find(c => c.id === id);
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}
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if (!found) {
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found = allCanti.find(c => c.id === id);
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}
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if (!found) {
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found = myCantiList.find(c => c.id === id);
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}
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if (!found) {
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found = comunitaCantiPers.find(c => c.id === id);
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}
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if (found) {
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const current = this.canto();
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// Avoid duplicate triggers for the same song
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if (!current || current.id !== found.id) {
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this.logPreviousSongTime();
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this.canto.set(found);
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this.songStartTime = Date.now();
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this.cantiService.getStorage()?.set('last_song_id', id);
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this.channel.postMessage({ type: 'SYNC_CANTO', id: found.id });
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}
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}
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}
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}, { allowSignalWrites: true });
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// Reactive transposition and speed determination based on canto, playlists, and community settings
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effect(() => {
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const c = this.canto();
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if (!c) return;
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const activePlaylistId = this.playlistService.activePlaylistId();
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let playlistSongSetting: any = null;
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if (activePlaylistId) {
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const pl = this.playlistService.playlists().find(p => p.id === activePlaylistId);
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if (pl && pl.songSettings && pl.songSettings[c.id]) {
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playlistSongSetting = pl.songSettings[c.id];
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}
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}
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if (playlistSongSetting) {
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this.transposeAmount.set(playlistSongSetting.tonalita !== undefined ? playlistSongSetting.tonalita : 0);
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this.autoscrollSpeed.set(playlistSongSetting.speed !== undefined ? playlistSongSetting.speed : 2);
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} else if (this.comunitaService.comunitaCode() && this.comunitaService.isFilterActive()) {
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const settings = this.comunitaService.comunitaCantiSettings();
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const songSetting = settings.find(s => s.id_canti === c.id_canti || s.id_canti === Number(c.id));
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if (songSetting) {
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if (songSetting.tonalita !== undefined) {
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this.transposeAmount.set(songSetting.tonalita);
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} else {
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this.transposeAmount.set(0);
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}
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if (songSetting.speed !== undefined && songSetting.speed > 0) {
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const mappedSpeed = Math.max(1, Math.min(10, Math.round(songSetting.speed / 100)));
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this.autoscrollSpeed.set(mappedSpeed);
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} else {
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this.autoscrollSpeed.set(2);
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}
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} else {
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this.transposeAmount.set(0);
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this.autoscrollSpeed.set(2);
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}
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} else {
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this.transposeAmount.set(0);
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this.autoscrollSpeed.set(2);
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}
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}, { allowSignalWrites: true });
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}
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ngAfterViewInit() {
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const gesture = this.gestureCtrl.create({
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el: this.el.nativeElement,
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direction: 'x',
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gestureName: 'swipe-song',
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canStart: (ev) => {
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// Prevent swipe when touching the bottom toolbar or other interactive elements
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const target = ev.event.target as HTMLElement;
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return !target.closest('ion-footer');
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},
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onEnd: (ev) => {
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if (Math.abs(ev.deltaX) > 60) {
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if (ev.deltaX > 0) {
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this.prevSong();
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} else {
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this.nextSong();
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}
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}
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}
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});
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gesture.enable();
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}
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private getAllLines(): any[] {
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const sections = this.parsedSections();
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const allLines: any[] = [];
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for (const s of sections) {
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for (const l of s.lines) {
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allLines.push(l);
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}
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}
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return allLines;
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}
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ngOnInit() {
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this.route.queryParams.subscribe(async params => {
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let id = params['id'];
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if (params['t']) {
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this.initialStartTime = parseInt(params['t'], 10);
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}
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if (!id) {
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const checkStorage = async () => {
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let storage = this.cantiService.getStorage();
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while (!storage) {
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await new Promise(resolve => setTimeout(resolve, 50));
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storage = this.cantiService.getStorage();
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}
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const storedId = await storage.get('last_song_id');
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if (storedId && !this.activeSongId()) {
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this.activeSongId.set(storedId);
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}
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};
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checkStorage();
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} else {
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this.activeSongId.set(id);
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}
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});
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}
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onTouchStart(event: TouchEvent) {
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if (event.touches.length === 2) {
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this.initialPinchDistance = this.getDistance(event.touches[0], event.touches[1]);
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this.initialFontSize = this.fontSize();
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}
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}
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onTouchMove(event: TouchEvent) {
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if (event.touches.length === 2 && this.initialPinchDistance !== null) {
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event.preventDefault();
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const currentDistance = this.getDistance(event.touches[0], event.touches[1]);
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const ratio = currentDistance / this.initialPinchDistance;
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let newSize = this.initialFontSize * ratio;
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newSize = Math.max(this.MIN_FONT, Math.min(this.MAX_FONT, newSize));
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if (Math.abs(newSize - this.fontSize()) > 0.01) {
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this.fontSize.set(newSize);
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this.channel.postMessage({ type: 'SYNC_FONT', fontSize: this.fontSize() });
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}
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}
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}
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onTouchEnd() {
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this.initialPinchDistance = null;
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}
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private getDistance(t1: Touch, t2: Touch): number {
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return Math.sqrt(Math.pow(t1.clientX - t2.clientX, 2) + Math.pow(t1.clientY - t2.clientY, 2));
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}
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toggleChords() {
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this.showChords.update(v => !v);
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this.channel.postMessage({ type: 'SYNC_CHORDS', showChords: this.showChords() });
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this.transposeAmount.set(0);
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}
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transposeUp() {
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this.transposeAmount.update(v => v + 1);
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const c = this.canto();
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if (c) {
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const dbSpeed = this.autoscrollSpeed() * 100;
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this.statsService.updateSongSettings(c.id_canti, this.transposeAmount(), dbSpeed);
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const activePlaylistId = this.playlistService.activePlaylistId();
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if (activePlaylistId) {
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this.playlistService.updatePlaylistSongSettings(activePlaylistId, c.id, this.transposeAmount(), this.autoscrollSpeed());
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}
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}
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}
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transposeDown() {
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this.transposeAmount.update(v => v - 1);
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const c = this.canto();
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if (c) {
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const dbSpeed = this.autoscrollSpeed() * 100;
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this.statsService.updateSongSettings(c.id_canti, this.transposeAmount(), dbSpeed);
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const activePlaylistId = this.playlistService.activePlaylistId();
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if (activePlaylistId) {
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this.playlistService.updatePlaylistSongSettings(activePlaylistId, c.id, this.transposeAmount(), this.autoscrollSpeed());
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}
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}
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}
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zoomIn() {
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if (this.fontSize() < this.MAX_FONT) {
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this.fontSize.update(v => Math.min(v + this.FONT_STEP, this.MAX_FONT));
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this.channel.postMessage({ type: 'SYNC_FONT', fontSize: this.fontSize() });
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}
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}
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zoomOut() {
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if (this.fontSize() > this.MIN_FONT) {
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this.fontSize.update(v => Math.max(v - this.FONT_STEP, this.MIN_FONT));
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this.channel.postMessage({ type: 'SYNC_FONT', fontSize: this.fontSize() });
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}
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}
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toggleListening() {
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if (this.audioEngine.isListening()) {
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this.audioEngine.stopListening();
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this.showSensitivitySlider.set(false);
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} else {
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this.audioEngine.startListening();
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this.showSensitivitySlider.set(true);
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}
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}
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toggleSensitivitySlider(event: Event) {
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event.stopPropagation();
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this.showSensitivitySlider.update(v => !v);
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}
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onSensitivityChange(event: any) {
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this.audioEngine.sensitivity.set(event.detail.value);
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}
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handleSensitivityTouch(event: TouchEvent) {
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event.preventDefault();
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const touch = event.touches[0];
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const target = event.currentTarget as HTMLElement;
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const rect = target.getBoundingClientRect();
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// Calculate percentage based on Y position (bottom is 50%, top is 100%)
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const rawPercentage = 100 - ((touch.clientY - rect.top) / rect.height * 100);
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// Map 0-100 raw to 50-100 range
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let percentage = 50 + (rawPercentage * 0.5);
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percentage = Math.max(50, Math.min(100, Math.round(percentage)));
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this.audioEngine.sensitivity.set(percentage);
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}
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toggleAudio() {
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if (this.youtubePlayerService.currentCantoId() === this.canto()?.id) {
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this.youtubePlayerService.togglePlayPause();
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} else {
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const c = this.canto();
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if (c) {
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this.playlistService.autoPlayPlaylist.set(true);
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this.initPlayer(c.id);
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}
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}
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}
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stopVideo(event?: Event) {
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if (event) event.stopPropagation();
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this.youtubePlayerService.stop();
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this.playlistService.autoPlayPlaylist.set(false);
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}
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onSeek(event: any) {
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this.youtubePlayerService.seekTo(event.detail.value);
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}
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restart() {
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this.currentLineIndex.set(0);
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this.audioEngine.resetWordCount();
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this.youtubePlayerService.seekTo(0);
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this.channel.postMessage({ type: 'SYNC_INDEX', index: 0 });
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}
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next() {
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this.lastAdvanceTimestamp = Date.now();
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this.audioEngine.resetWordCount();
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const totalLines = this.getTotalLines();
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if (this.currentLineIndex() < totalLines - 1) {
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this.currentLineIndex.set(this.currentLineIndex() + 1);
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this.channel.postMessage({ type: 'SYNC_INDEX', index: this.currentLineIndex() });
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}
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}
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prev() {
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this.lastAdvanceTimestamp = Date.now();
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this.audioEngine.resetWordCount();
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if (this.currentLineIndex() > 0) {
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this.currentLineIndex.set(this.currentLineIndex() - 1);
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this.channel.postMessage({ type: 'SYNC_INDEX', index: this.currentLineIndex() });
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}
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}
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nextSong() {
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let list = this.playlistService.activeListIds();
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if (list.length === 0) {
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list = this.cantiService.canti().map(c => c.id);
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}
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const currentId = this.canto()?.id;
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if (!currentId) return;
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const index = list.indexOf(currentId);
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if (index >= 0 && index < list.length - 1) {
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const nextId = list[index + 1];
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this.router.navigate(['/player'], { queryParams: { id: nextId } });
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} else {
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this.playlistService.autoPlayPlaylist.set(false);
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}
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}
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prevSong() {
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let list = this.playlistService.activeListIds();
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if (list.length === 0) {
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list = this.cantiService.canti().map(c => c.id);
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}
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const currentId = this.canto()?.id;
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if (!currentId) return;
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const index = list.indexOf(currentId);
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if (index > 0) {
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const prevId = list[index - 1];
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this.router.navigate(['/player'], { queryParams: { id: prevId } });
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}
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}
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private goToSong(id: string) {
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this.router.navigate([], {
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relativeTo: this.route,
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queryParams: { id },
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queryParamsHandling: 'merge'
|
|
});
|
|
this.restart();
|
|
}
|
|
|
|
getTotalLines(): number {
|
|
return this.parsedSections().reduce((acc, s) => acc + s.lines.length, 0);
|
|
}
|
|
|
|
isActiveLine(sectionIdx: number, lineIdx: number): boolean {
|
|
let flatIdx = 0;
|
|
for (let s = 0; s < this.parsedSections().length; s++) {
|
|
for (let l = 0; l < this.parsedSections()[s].lines.length; l++) {
|
|
if (s === sectionIdx && l === lineIdx) {
|
|
return flatIdx === this.currentLineIndex();
|
|
}
|
|
flatIdx++;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
async openDisplay() {
|
|
const url = this.router.serializeUrl(
|
|
this.router.createUrlTree(['/display'], { queryParams: { id: this.canto()?.id } })
|
|
);
|
|
const absoluteUrl = window.location.origin + window.location.pathname + url;
|
|
const win = window.open(absoluteUrl, '_blank', 'width=1024,height=768');
|
|
if (!win) {
|
|
const alert = await this.alertCtrl.create({
|
|
header: 'Proiezione TV',
|
|
message: 'Il browser ha bloccato l\'apertura della finestra. Vuoi copiare il link da inviare alla TV?',
|
|
buttons: [
|
|
{ text: 'Annulla', role: 'cancel' },
|
|
{ text: 'Copia Link', handler: () => { this.copyToClipboard(absoluteUrl); } }
|
|
]
|
|
});
|
|
await alert.present();
|
|
}
|
|
}
|
|
|
|
async copyToClipboard(text: string) {
|
|
try {
|
|
await navigator.clipboard.writeText(text);
|
|
const toast = await this.toastCtrl.create({
|
|
message: 'Link copiato negli appunti!',
|
|
duration: 2000,
|
|
position: 'top',
|
|
color: 'secondary'
|
|
});
|
|
await toast.present();
|
|
} catch (err) {}
|
|
}
|
|
|
|
openYoutube() {
|
|
const videoId = this.cantiService.getYoutubeId(this.canto()?.link_youtube);
|
|
if (videoId) {
|
|
window.open(`https://www.youtube.com/watch?v=${videoId}`, '_blank');
|
|
}
|
|
}
|
|
|
|
private initPlayer(id: string) {
|
|
if (!this.youtubePlayerService.isPlayerSupported()) {
|
|
return;
|
|
}
|
|
const startT = this.initialStartTime;
|
|
this.initialStartTime = 0; // Reset
|
|
|
|
this.youtubePlayerService.setMediaSessionCallbacks(
|
|
() => this.nextSong(),
|
|
() => this.prevSong()
|
|
);
|
|
|
|
this.youtubePlayerService.initPlayer(
|
|
id,
|
|
startT,
|
|
() => {
|
|
if (this.playlistService.autoPlayPlaylist() && this.settingsService.autoAdvance()) {
|
|
this.nextSong();
|
|
} else {
|
|
this.playlistService.autoPlayPlaylist.set(false);
|
|
}
|
|
},
|
|
() => {
|
|
if (this.playlistService.autoPlayPlaylist() && this.settingsService.autoAdvance()) {
|
|
setTimeout(() => this.nextSong(), 1000);
|
|
} else {
|
|
this.playlistService.autoPlayPlaylist.set(false);
|
|
}
|
|
}
|
|
);
|
|
}
|
|
|
|
togglePlaylistSelection() {
|
|
const c = this.canto();
|
|
if (c) {
|
|
this.playlistService.toggleSongSelection(c.id);
|
|
}
|
|
}
|
|
|
|
getCommunitySongNumber(canto: any): string | null {
|
|
if (!canto) return null;
|
|
if (!this.comunitaService.comunitaCode() || !this.comunitaService.isFilterActive()) return null;
|
|
const cantiInfo = this.comunitaService.comunitaCantiInfo();
|
|
const info = cantiInfo.find(x => x.id_canti === canto.id_canti || x.id_canti === Number(canto.id));
|
|
return info && info.num_canto ? info.num_canto.toString() : null;
|
|
}
|
|
|
|
toggleAutoscroll() {
|
|
if (this.isAutoscrolling()) {
|
|
this.stopAutoscroll();
|
|
} else {
|
|
this.startAutoscroll();
|
|
}
|
|
}
|
|
|
|
startAutoscroll() {
|
|
this.isAutoscrolling.set(true);
|
|
if (this.autoscrollTimer) clearInterval(this.autoscrollTimer);
|
|
|
|
const scrollEl = this.el.nativeElement.querySelector('.lyrics-container');
|
|
if (!scrollEl) return;
|
|
|
|
this.autoscrollTimer = setInterval(() => {
|
|
if (!this.isAutoscrolling()) {
|
|
clearInterval(this.autoscrollTimer);
|
|
return;
|
|
}
|
|
const step = this.autoscrollSpeed() * 0.25;
|
|
scrollEl.scrollTop += step;
|
|
}, 40);
|
|
}
|
|
|
|
stopAutoscroll() {
|
|
this.isAutoscrolling.set(false);
|
|
if (this.autoscrollTimer) {
|
|
clearInterval(this.autoscrollTimer);
|
|
this.autoscrollTimer = null;
|
|
}
|
|
}
|
|
|
|
increaseAutoscrollSpeed() {
|
|
this.autoscrollSpeed.update(s => Math.min(10, s + 1));
|
|
const c = this.canto();
|
|
if (c) {
|
|
const dbSpeed = this.autoscrollSpeed() * 100;
|
|
this.statsService.updateSongSettings(c.id_canti, this.transposeAmount(), dbSpeed);
|
|
|
|
const activePlaylistId = this.playlistService.activePlaylistId();
|
|
if (activePlaylistId) {
|
|
this.playlistService.updatePlaylistSongSettings(activePlaylistId, c.id, this.transposeAmount(), this.autoscrollSpeed());
|
|
}
|
|
}
|
|
}
|
|
|
|
decreaseAutoscrollSpeed() {
|
|
this.autoscrollSpeed.update(s => Math.max(1, s - 1));
|
|
const c = this.canto();
|
|
if (c) {
|
|
const dbSpeed = this.autoscrollSpeed() * 100;
|
|
this.statsService.updateSongSettings(c.id_canti, this.transposeAmount(), dbSpeed);
|
|
|
|
const activePlaylistId = this.playlistService.activePlaylistId();
|
|
if (activePlaylistId) {
|
|
this.playlistService.updatePlaylistSongSettings(activePlaylistId, c.id, this.transposeAmount(), this.autoscrollSpeed());
|
|
}
|
|
}
|
|
}
|
|
|
|
private logPreviousSongTime() {
|
|
const c = this.canto();
|
|
if (c && this.songStartTime > 0) {
|
|
const timeSpent = (Date.now() - this.songStartTime) / 1000;
|
|
this.statsService.logSongView(c.id_canti, timeSpent);
|
|
this.songStartTime = 0;
|
|
}
|
|
}
|
|
|
|
ngOnDestroy() {
|
|
this.stopAutoscroll();
|
|
this.logPreviousSongTime();
|
|
this.audioEngine.stopListening();
|
|
this.channel.close();
|
|
}
|
|
}
|