canti primo tag

2026-05-16 17:24:59 +02:00
commit 0c33fc6fcf
106 changed files with 28210 additions and 0 deletions
@@ -0,0 +1,489 @@
+import { Component, OnInit, OnDestroy, signal, computed, effect, inject, ElementRef, AfterViewInit } from '@angular/core';
+import { DomSanitizer, SafeResourceUrl } from '@angular/platform-browser';
+import { ActivatedRoute, Router } from '@angular/router';
+import { AlertController, ToastController, GestureController } from '@ionic/angular';
+import { CantiService, Canto } from '../../services/canti.service';
+import { AudioEngineService } from '../../services/audio-engine.service';
+import { LyricsParserService, ParsedSection } from '../../services/lyrics-parser.service';
+import { ThemeService } from '../../services/theme.service';
+import { SettingsService } from '../../services/settings.service';
+import { ConnectivityService } from '../../services/connectivity.service';
+import { PlaylistService } from '../../services/playlist.service';
+import { YoutubePlayerService } from '../../services/youtube-player.service';
+import { MyCantiService } from '../../services/my-canti.service';
+
+@Component({
+  selector: 'app-player',
+  templateUrl: './player.page.html',
+  styleUrls: ['./player.page.scss'],
+  standalone: false
+})
+export class PlayerPage implements OnInit, AfterViewInit, OnDestroy {
+  public canto = signal<Canto | null>(null);
+
+  /** true = show chords (accordi mode), false = text only */
+  public showChords = signal<boolean>(false);
+  public showSensitivitySlider = signal<boolean>(false);
+
+  /** Font size scale factor (1.0 = default) */
+  public fontSize = signal<number>(1.0);
+
+  /** Parsed sections for the current view mode */
+  public parsedSections = computed<ParsedSection[]>(() => {
+    const c = this.canto();
+    if (!c) return [];
+
+    let sections: ParsedSection[];
+    // For local songs, if accordi is missing but testo has chords, use parseAccordi on testo
+    const hasChordsInText = !c.accordi && c.testo?.includes('[');
+    
+    if ((this.showChords() && c.accordi) || (this.showChords() && hasChordsInText)) {
+      sections = this.lyricsParser.parseAccordi(c.accordi || c.testo);
+    } else {
+      sections = this.lyricsParser.parseText(c.testo);
+    }
+
+    // CRITICAL FIX: If sections are empty but we have text, force a manual section
+    if (sections.length === 0 && c.testo) {
+      const fallbackLines = c.testo.split('\n')
+        .filter(l => l.trim().length > 0)
+        .map(l => ({
+          text: l.trim(),
+          segments: [{ text: l.trim() }]
+        }));
+      
+      if (fallbackLines.length > 0) {
+        sections = [{
+          type: 'verse',
+          lines: fallbackLines
+        }];
+      }
+    }
+
+    // Apply transposition if in chords mode
+    if (this.showChords() && this.transposeAmount() !== 0) {
+      return this.lyricsParser.transposeSections(sections, this.transposeAmount());
+    }
+
+    return sections;
+  });
+
+  public transposeAmount = signal<number>(0);
+
+  public currentLineIndex = signal<number>(0);
+  public math = Math;
+  public youtubePlayerService = inject(YoutubePlayerService);
+  private channel = new BroadcastChannel('karaoke_sync');
+
+  private readonly MIN_FONT = 0.6;
+  private readonly MAX_FONT = 5.0;
+  private readonly FONT_STEP = 0.15;
+
+  private initialPinchDistance: number | null = null;
+  private initialFontSize: number = 1.0;
+
+  private lastMatchedTranscript: string = '';
+
+  // --- Logic State ---
+  private lastAdvanceTimestamp: number = 0;      // For safety cooldown
+  private readonly ADVANCE_COOLDOWN = 1500;      // 1.5 seconds min
+  
+  private wordsSpokenInCurrentLine: number = 0;
+  private lastProcessedTranscript: string = '';
+  private initialStartTime: number = 0;
+
+  private route = inject(ActivatedRoute);
+  public router = inject(Router);
+  public cantiService = inject(CantiService);
+  public audioEngine = inject(AudioEngineService);
+  private lyricsParser = inject(LyricsParserService);
+  private alertCtrl = inject(AlertController);
+  private toastCtrl = inject(ToastController);
+  public themeService = inject(ThemeService);
+  public settingsService = inject(SettingsService);
+  public connectivityService = inject(ConnectivityService);
+  public playlistService = inject(PlaylistService);
+  private myCantiService = inject(MyCantiService);
+  private gestureCtrl = inject(GestureController);
+  private el = inject(ElementRef);
+  private sanitizer = inject(DomSanitizer);
+
+  constructor() {
+    // Sync mode from global settings
+    effect(() => {
+      this.showChords.set(this.settingsService.showChordsDefault());
+    }, { allowSignalWrites: true });
+
+    // Automatic advancement logic based on line detection
+    effect(() => {
+      const count = this.audioEngine.linesDetected();
+      if (count > 0) {
+        this.next();
+      }
+    });
+
+    // Auto-scroll logic: keep active line in view
+    effect(() => {
+      const idx = this.currentLineIndex();
+      // Wait for DOM update
+      setTimeout(() => {
+        const activeElem = document.querySelector('.lyric-line.active');
+        if (activeElem) {
+          activeElem.scrollIntoView({ behavior: 'smooth', block: 'center' });
+        }
+      }, 100);
+    });
+
+    effect(() => {
+      const c = this.canto();
+      if (c) {
+        if (this.playlistService.autoPlayPlaylist()) {
+          setTimeout(() => this.initPlayer(c.id), 500);
+        }
+      }
+    });
+  }
+
+  ngAfterViewInit() {
+    const gesture = this.gestureCtrl.create({
+      el: this.el.nativeElement,
+      direction: 'x',
+      gestureName: 'swipe-song',
+      canStart: (ev) => {
+        // Prevent swipe when touching the bottom toolbar or other interactive elements
+        const target = ev.event.target as HTMLElement;
+        return !target.closest('ion-footer');
+      },
+      onEnd: (ev) => {
+        if (Math.abs(ev.deltaX) > 60) {
+          if (ev.deltaX > 0) {
+            this.prevSong();
+          } else {
+            this.nextSong();
+          }
+        }
+      }
+    });
+    gesture.enable();
+  }
+
+
+  private getAllLines(): any[] {
+    const sections = this.parsedSections();
+    const allLines: any[] = [];
+    for (const s of sections) {
+      for (const l of s.lines) {
+        allLines.push(l);
+      }
+    }
+    return allLines;
+  }
+
+  ngOnInit() {
+    this.route.queryParams.subscribe(async params => {
+      let id = params['id'];
+      if (params['t']) {
+        this.initialStartTime = parseInt(params['t'], 10);
+      }
+      if (!id) {
+        id = await this.cantiService.getStorage()?.get('last_song_id');
+      }
+      if (id) {
+        let found: Canto | undefined = this.cantiService.getCantoById(id);
+        if (!found) {
+          found = this.myCantiService.myCanti().find(c => c.id === id);
+        }
+
+        if (found) {
+          this.canto.set(found);
+          this.cantiService.getStorage()?.set('last_song_id', id);
+          this.channel.postMessage({ type: 'SYNC_CANTO', id: found.id });
+        }
+      }
+    });
+  }
+
+
+
+  onTouchStart(event: TouchEvent) {
+    if (event.touches.length === 2) {
+      this.initialPinchDistance = this.getDistance(event.touches[0], event.touches[1]);
+      this.initialFontSize = this.fontSize();
+    }
+  }
+
+  onTouchMove(event: TouchEvent) {
+    if (event.touches.length === 2 && this.initialPinchDistance !== null) {
+      event.preventDefault();
+      const currentDistance = this.getDistance(event.touches[0], event.touches[1]);
+      const ratio = currentDistance / this.initialPinchDistance;
+      let newSize = this.initialFontSize * ratio;
+      newSize = Math.max(this.MIN_FONT, Math.min(this.MAX_FONT, newSize));
+      if (Math.abs(newSize - this.fontSize()) > 0.01) {
+        this.fontSize.set(newSize);
+        this.channel.postMessage({ type: 'SYNC_FONT', fontSize: this.fontSize() });
+      }
+    }
+  }
+
+  onTouchEnd() {
+    this.initialPinchDistance = null;
+  }
+
+  private getDistance(t1: Touch, t2: Touch): number {
+    return Math.sqrt(Math.pow(t1.clientX - t2.clientX, 2) + Math.pow(t1.clientY - t2.clientY, 2));
+  }
+
+  toggleChords() {
+    this.showChords.update(v => !v);
+    this.channel.postMessage({ type: 'SYNC_CHORDS', showChords: this.showChords() });
+    this.transposeAmount.set(0);
+  }
+
+  transposeUp() {
+    this.transposeAmount.update(v => v + 1);
+    this.channel.postMessage({ type: 'SYNC_TRANSPOSE', amount: this.transposeAmount() });
+  }
+
+  transposeDown() {
+    this.transposeAmount.update(v => v - 1);
+    this.channel.postMessage({ type: 'SYNC_TRANSPOSE', amount: this.transposeAmount() });
+  }
+
+  zoomIn() {
+    if (this.fontSize() < this.MAX_FONT) {
+      this.fontSize.update(v => Math.min(v + this.FONT_STEP, this.MAX_FONT));
+      this.channel.postMessage({ type: 'SYNC_FONT', fontSize: this.fontSize() });
+    }
+  }
+
+  zoomOut() {
+    if (this.fontSize() > this.MIN_FONT) {
+      this.fontSize.update(v => Math.max(v - this.FONT_STEP, this.MIN_FONT));
+      this.channel.postMessage({ type: 'SYNC_FONT', fontSize: this.fontSize() });
+    }
+  }
+
+  toggleListening() {
+    if (this.audioEngine.isListening()) {
+      this.audioEngine.stopListening();
+      this.showSensitivitySlider.set(false);
+    } else {
+      this.audioEngine.startListening();
+      this.showSensitivitySlider.set(true);
+    }
+  }
+
+  toggleSensitivitySlider(event: Event) {
+    event.stopPropagation();
+    this.showSensitivitySlider.update(v => !v);
+  }
+
+  onSensitivityChange(event: any) {
+    this.audioEngine.sensitivity.set(event.detail.value);
+  }
+
+  handleSensitivityTouch(event: TouchEvent) {
+    event.preventDefault();
+    const touch = event.touches[0];
+    const target = event.currentTarget as HTMLElement;
+    const rect = target.getBoundingClientRect();
+    
+    // Calculate percentage based on Y position (bottom is 50%, top is 100%)
+    const rawPercentage = 100 - ((touch.clientY - rect.top) / rect.height * 100);
+    // Map 0-100 raw to 50-100 range
+    let percentage = 50 + (rawPercentage * 0.5);
+    percentage = Math.max(50, Math.min(100, Math.round(percentage)));
+    
+    this.audioEngine.sensitivity.set(percentage);
+  }
+
+  toggleAudio() {
+    if (this.youtubePlayerService.currentCantoId() === this.canto()?.id) {
+      this.youtubePlayerService.togglePlayPause();
+    } else {
+      const c = this.canto();
+      if (c) {
+        this.playlistService.autoPlayPlaylist.set(true);
+        this.initPlayer(c.id);
+      }
+    }
+  }
+
+  stopVideo(event?: Event) {
+    if (event) event.stopPropagation();
+    this.youtubePlayerService.stop();
+    this.playlistService.autoPlayPlaylist.set(false);
+  }
+
+  onSeek(event: any) {
+    this.youtubePlayerService.seekTo(event.detail.value);
+  }
+
+  restart() {
+    this.currentLineIndex.set(0);
+    this.audioEngine.resetWordCount();
+    this.youtubePlayerService.seekTo(0);
+    this.channel.postMessage({ type: 'SYNC_INDEX', index: 0 });
+  }
+
+  next() {
+    this.lastAdvanceTimestamp = Date.now();
+    this.audioEngine.resetWordCount();
+
+    const totalLines = this.getTotalLines();
+    if (this.currentLineIndex() < totalLines - 1) {
+      this.currentLineIndex.set(this.currentLineIndex() + 1);
+      this.channel.postMessage({ type: 'SYNC_INDEX', index: this.currentLineIndex() });
+    }
+  }
+
+  prev() {
+    this.lastAdvanceTimestamp = Date.now();
+    this.audioEngine.resetWordCount();
+    if (this.currentLineIndex() > 0) {
+      this.currentLineIndex.set(this.currentLineIndex() - 1);
+      this.channel.postMessage({ type: 'SYNC_INDEX', index: this.currentLineIndex() });
+    }
+  }
+
+  nextSong() {
+    let list = this.playlistService.activeListIds();
+    if (list.length === 0) {
+      list = this.cantiService.canti().map(c => c.id);
+    }
+    
+    const currentId = this.canto()?.id;
+    if (!currentId) return;
+
+    const index = list.indexOf(currentId);
+    if (index >= 0 && index < list.length - 1) {
+      const nextId = list[index + 1];
+      this.router.navigate(['/player'], { queryParams: { id: nextId } });
+    } else {
+      this.playlistService.autoPlayPlaylist.set(false);
+    }
+  }
+
+  prevSong() {
+    let list = this.playlistService.activeListIds();
+    if (list.length === 0) {
+      list = this.cantiService.canti().map(c => c.id);
+    }
+
+    const currentId = this.canto()?.id;
+    if (!currentId) return;
+
+    const index = list.indexOf(currentId);
+    if (index > 0) {
+      const prevId = list[index - 1];
+      this.router.navigate(['/player'], { queryParams: { id: prevId } });
+    }
+  }
+
+  private goToSong(id: string) {
+    this.router.navigate([], {
+      relativeTo: this.route,
+      queryParams: { id },
+      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) {
+    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);
+    }
+  }
+
+  ngOnDestroy() {
+    this.audioEngine.stopListening();
+    this.channel.close();
+  }
+}