277 lines
9.9 KiB
Python
277 lines
9.9 KiB
Python
"""Playlist blueprint for managing player playlists."""
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from flask import (Blueprint, render_template, request, redirect, url_for,
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flash, jsonify, current_app)
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from flask_login import login_required
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from sqlalchemy import desc, update
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import os
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from app.extensions import db, cache
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from app.models import Player, Content, Playlist
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from app.models.playlist import playlist_content
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from app.utils.logger import log_action
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playlist_bp = Blueprint('playlist', __name__, url_prefix='/playlist')
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@playlist_bp.route('/<int:player_id>')
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@login_required
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def manage_playlist(player_id: int):
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"""Manage playlist for a specific player."""
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player = Player.query.get_or_404(player_id)
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# Get content from player's assigned playlist
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playlist_items = []
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if player.playlist_id:
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playlist = Playlist.query.get(player.playlist_id)
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if playlist:
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playlist_items = playlist.get_content_ordered()
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# Get available content (all content not in current playlist)
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all_content = Content.query.all()
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playlist_content_ids = {item.id for item in playlist_items}
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available_content = [c for c in all_content if c.id not in playlist_content_ids]
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return render_template('playlist/manage_playlist.html',
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player=player,
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playlist_content=playlist_items,
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available_content=available_content)
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@playlist_bp.route('/<int:player_id>/add', methods=['POST'])
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@login_required
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def add_to_playlist(player_id: int):
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"""Add content to player's playlist."""
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player = Player.query.get_or_404(player_id)
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if not player.playlist_id:
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flash('Player has no playlist assigned.', 'warning')
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return redirect(url_for('playlist.manage_playlist', player_id=player_id))
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try:
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content_id = request.form.get('content_id', type=int)
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duration = request.form.get('duration', type=int, default=10)
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if not content_id:
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flash('Please select content.', 'warning')
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return redirect(url_for('playlist.manage_playlist', player_id=player_id))
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content = Content.query.get_or_404(content_id)
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playlist = Playlist.query.get(player.playlist_id)
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# Get max position
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from sqlalchemy import select, func
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max_pos = db.session.execute(
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select(func.max(playlist_content.c.position)).where(
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playlist_content.c.playlist_id == playlist.id
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)
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).scalar() or 0
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# Add to playlist_content association table
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stmt = playlist_content.insert().values(
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playlist_id=playlist.id,
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content_id=content.id,
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position=max_pos + 1,
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duration=duration
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)
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db.session.execute(stmt)
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# Increment playlist version
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playlist.increment_version()
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db.session.commit()
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cache.clear()
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log_action('info', f'Added "{content.filename}" to playlist for player "{player.name}"')
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flash(f'Added "{content.filename}" to playlist.', 'success')
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except Exception as e:
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db.session.rollback()
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log_action('error', f'Error adding to playlist: {str(e)}')
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flash('Error adding to playlist.', 'danger')
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return redirect(url_for('playlist.manage_playlist', player_id=player_id))
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@playlist_bp.route('/<int:player_id>/remove/<int:content_id>', methods=['POST'])
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@login_required
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def remove_from_playlist(player_id: int, content_id: int):
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"""Remove content from player's playlist."""
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player = Player.query.get_or_404(player_id)
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if not player.playlist_id:
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flash('Player has no playlist assigned.', 'danger')
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return redirect(url_for('playlist.manage_playlist', player_id=player_id))
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try:
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content = Content.query.get_or_404(content_id)
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playlist = Playlist.query.get(player.playlist_id)
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filename = content.filename
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# Remove from playlist_content association table
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from sqlalchemy import delete
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stmt = delete(playlist_content).where(
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(playlist_content.c.playlist_id == playlist.id) &
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(playlist_content.c.content_id == content_id)
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)
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db.session.execute(stmt)
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# Reorder remaining content
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from sqlalchemy import select
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remaining = db.session.execute(
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select(playlist_content.c.content_id, playlist_content.c.position).where(
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playlist_content.c.playlist_id == playlist.id
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).order_by(playlist_content.c.position)
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).fetchall()
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for idx, row in enumerate(remaining, start=1):
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stmt = update(playlist_content).where(
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(playlist_content.c.playlist_id == playlist.id) &
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(playlist_content.c.content_id == row.content_id)
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).values(position=idx)
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db.session.execute(stmt)
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# Increment playlist version
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playlist.increment_version()
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db.session.commit()
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cache.clear()
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log_action('info', f'Removed "{filename}" from playlist for player "{player.name}"')
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flash(f'Removed "{filename}" from playlist.', 'success')
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except Exception as e:
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db.session.rollback()
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log_action('error', f'Error removing from playlist: {str(e)}')
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flash('Error removing from playlist.', 'danger')
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return redirect(url_for('playlist.manage_playlist', player_id=player_id))
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@playlist_bp.route('/<int:player_id>/reorder', methods=['POST'])
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@login_required
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def reorder_playlist(player_id: int):
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"""Reorder playlist items."""
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player = Player.query.get_or_404(player_id)
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if not player.playlist_id:
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return jsonify({'success': False, 'message': 'Player has no playlist'}), 400
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try:
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playlist = Playlist.query.get(player.playlist_id)
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# Get new order from JSON
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data = request.get_json()
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content_ids = data.get('content_ids', [])
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if not content_ids:
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return jsonify({'success': False, 'message': 'No content IDs provided'}), 400
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# Update positions in association table
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for idx, content_id in enumerate(content_ids, start=1):
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stmt = update(playlist_content).where(
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(playlist_content.c.playlist_id == playlist.id) &
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(playlist_content.c.content_id == content_id)
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).values(position=idx)
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db.session.execute(stmt)
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# Increment playlist version
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playlist.increment_version()
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db.session.commit()
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cache.clear()
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log_action('info', f'Reordered playlist for player "{player.name}" (version {playlist.version})')
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return jsonify({
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'success': True,
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'message': 'Playlist reordered successfully',
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'version': playlist.version
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})
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except Exception as e:
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db.session.rollback()
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log_action('error', f'Error reordering playlist: {str(e)}')
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return jsonify({'success': False, 'message': str(e)}), 500
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@playlist_bp.route('/<int:player_id>/update-duration/<int:content_id>', methods=['POST'])
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@login_required
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def update_duration(player_id: int, content_id: int):
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"""Update content duration in playlist."""
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player = Player.query.get_or_404(player_id)
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if not player.playlist_id:
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return jsonify({'success': False, 'message': 'Player has no playlist'}), 400
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try:
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playlist = Playlist.query.get(player.playlist_id)
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content = Content.query.get_or_404(content_id)
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duration = request.form.get('duration', type=int)
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if not duration or duration < 1:
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return jsonify({'success': False, 'message': 'Invalid duration'}), 400
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# Update duration in association table
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stmt = update(playlist_content).where(
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(playlist_content.c.playlist_id == playlist.id) &
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(playlist_content.c.content_id == content_id)
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).values(duration=duration)
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db.session.execute(stmt)
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# Increment playlist version
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playlist.increment_version()
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db.session.commit()
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cache.clear()
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log_action('info', f'Updated duration for "{content.filename}" in player "{player.name}" playlist')
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return jsonify({
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'success': True,
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'message': 'Duration updated',
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'version': playlist.version
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})
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except Exception as e:
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db.session.rollback()
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log_action('error', f'Error updating duration: {str(e)}')
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return jsonify({'success': False, 'message': str(e)}), 500
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@playlist_bp.route('/<int:player_id>/clear', methods=['POST'])
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@login_required
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def clear_playlist(player_id: int):
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"""Clear all content from player's playlist."""
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player = Player.query.get_or_404(player_id)
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if not player.playlist_id:
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flash('Player has no playlist assigned.', 'warning')
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return redirect(url_for('playlist.manage_playlist', player_id=player_id))
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try:
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playlist = Playlist.query.get(player.playlist_id)
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# Delete all content from playlist
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from sqlalchemy import delete
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stmt = delete(playlist_content).where(
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playlist_content.c.playlist_id == playlist.id
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)
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db.session.execute(stmt)
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# Increment playlist version
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playlist.increment_version()
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db.session.commit()
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cache.clear()
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log_action('info', f'Cleared playlist for player "{player.name}"')
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flash('Playlist cleared successfully.', 'success')
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except Exception as e:
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db.session.rollback()
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log_action('error', f'Error clearing playlist: {str(e)}')
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flash('Error clearing playlist.', 'danger')
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return redirect(url_for('playlist.manage_playlist', player_id=player_id))
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