334 lines
12 KiB
Python
334 lines
12 KiB
Python
# app/routes/api.py
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import os
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import time
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import threading
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import logging
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import pygame
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from flask import Blueprint, jsonify, request, current_app
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import app.state as state
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from app.bluetooth.manager import MouldKing, advertiser, tracer
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from app.utils.helpers import load_default_sounds
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logger = logging.getLogger(__name__)
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audio_lock = threading.Lock()
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# Sound-Cache: path -> pygame.mixer.Sound
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loaded_sounds = {}
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def _ensure_mixer():
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if not pygame.mixer.get_init():
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pygame.mixer.init(frequency=44100, size=-16, channels=2, buffer=512)
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pygame.mixer.set_num_channels(16)
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def _load_sound(file_path):
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if file_path in loaded_sounds:
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return loaded_sounds[file_path]
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snd = pygame.mixer.Sound(file_path)
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loaded_sounds[file_path] = snd
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return snd
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api_bp = Blueprint('api', __name__)
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@api_bp.route('/connect', methods=['POST'])
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def api_connect():
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if state.current_config is None:
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return jsonify({"success": False, "message": "Keine Konfiguration geladen"}), 400
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try:
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hub_id = int(state.current_config.get('hub_id', 0))
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hub_type = state.current_config.get('hub_type', '6channel') # '4channel' oder '6channel'
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# Alte Verbindung sauber trennen
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if state.current_device is not None:
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try:
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state.current_device.Disconnect()
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except:
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pass
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if state.current_module is not None:
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# ggf. Stop vor Disconnect
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try:
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state.current_device.Stop()
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except:
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pass
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# MouldKing neu initialisieren
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mk = MouldKing()
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mk.SetAdvertiser(advertiser)
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try:
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mk.SetTracer(tracer)
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except:
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pass
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# Modul holen
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if hub_type.lower() in ['6channel', '6']:
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state.current_module = mk.Module6_0()
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else:
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state.current_module = mk.Module4_0()
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# Device auswählen (hub_id = 0,1,2 → Device0,1,2)
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device_attr = f'Device{hub_id}'
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if not hasattr(state.current_module, device_attr):
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raise ValueError(f"Hub-ID {hub_id} nicht unterstützt (max 0-2)")
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state.current_device = getattr(state.current_module, device_attr)
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# Verbinden
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state.current_device.Connect()
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state.current_hub = mk # falls später noch gebraucht
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logger.info(f"Verbunden: {hub_type} Hub-ID {hub_id} → {device_attr}")
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return jsonify({"success": True, "message": f"Hub {hub_id} ({hub_type}) verbunden"})
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except Exception as e:
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logger.exception("Connect-Fehler")
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return jsonify({"success": False, "message": f"Verbindungsfehler: {str(e)}"}), 500
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pass
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@api_bp.route('/reconnect', methods=['POST'])
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def api_reconnect():
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if state.current_config is None:
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return jsonify({"success": False, "message": "Keine Konfiguration geladen"}), 400
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try:
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# Alte Verbindung sauber beenden, falls nötig
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if state.current_device is not None:
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try:
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state.current_device.Disconnect()
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except:
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pass
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# Neu verbinden (kopierter Code aus api_connect)
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hub_id = int(state.current_config.get('hub_id', 0))
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hub_type = state.current_config.get('hub_type', '6channel')
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mk = MouldKing()
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mk.SetAdvertiser(advertiser)
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try:
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mk.SetTracer(tracer)
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except:
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pass
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if hub_type.lower() in ['6channel', '6']:
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state.current_module = mk.Module6_0()
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else:
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state.current_module = mk.Module4_0()
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device_attr = f'Device{hub_id}'
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if not hasattr(state.current_module, device_attr):
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raise ValueError(f"Hub-ID {hub_id} nicht unterstützt")
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state.current_device = getattr(state.current_module, device_attr)
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state.current_device.Connect()
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state.current_hub = mk
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logger.info(f"Re-Connect erfolgreich: Hub {hub_id}")
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return jsonify({"success": True, "message": "Verbindung wiederhergestellt"})
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except Exception as e:
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logger.exception("Re-Connect-Fehler")
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return jsonify({"success": False, "message": str(e)}), 500
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pass
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@api_bp.route('/control', methods=['POST'])
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def api_control():
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if state.current_device is None:
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return jsonify({"success": False, "message": "Nicht verbunden"}), 400
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try:
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data = request.get_json()
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port = data['port'] # 'A', 'B', ...
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value = float(data['value'])
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# Port → channelId mappen (A=0, B=1, ...)
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channel_map = {'A':0, 'B':1, 'C':2, 'D':3, 'E':4, 'F':5}
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if isinstance(port, str):
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port_upper = port.upper()
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if port_upper in channel_map:
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channel_id = channel_map[port_upper]
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else:
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raise ValueError(f"Ungültiger Port: {port}")
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else:
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channel_id = int(port)
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# Config-spezifische Anpassungen (invert, negative_only, on/off-Werte)
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ch_cfg = next((c for c in state.current_config['channels'] if c['port'].upper() == port.upper()), None)
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if ch_cfg:
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if ch_cfg.get('invert', False):
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value = -value
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if ch_cfg.get('negative_only', False) and value >= 0:
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value = -abs(value)
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if ch_cfg['type'] != 'motor':
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value = ch_cfg.get('on_value', 1.0) if value != 0 else ch_cfg.get('off_value', 0.0)
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# Echter Aufruf!
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state.current_device.SetChannel(channel_id, value)
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logger.info(f"SetChannel({channel_id}, {value:.2f}) → Port {port}")
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return jsonify({"success": True})
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except Exception as e:
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logger.exception("Control-Fehler")
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return jsonify({"success": False, "message": str(e)}), 500
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pass
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@api_bp.route('/stop_all', methods=['POST'])
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def api_stop_all():
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if state.current_device is None:
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return jsonify({"success": False, "message": "Nicht verbunden"}), 400
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try:
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# Nur stoppen – KEIN Disconnect!
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state.current_device.Stop()
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logger.info("Alle Kanäle gestoppt (Verbindung bleibt bestehen)")
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return jsonify({"success": True, "message": "Alle Kanäle gestoppt"})
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except Exception as e:
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logger.exception("Stop-Fehler")
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return jsonify({"success": False, "message": str(e)}), 500
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pass
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@api_bp.route('/status', methods=['GET'])
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def api_status():
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if state.current_device is not None:
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return jsonify({
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"connected": True,
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"message": "Verbunden"
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})
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else:
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return jsonify({
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"connected": False,
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"message": "Keine aktive Verbindung"
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}), 200
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pass
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@api_bp.route('/play_sound', methods=['POST'])
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def api_play_sound():
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try:
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data = request.get_json()
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sound_id = data.get('sound_id')
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channel_req = data.get('channel') # optional: spezifischer Channel
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loop_req = data.get('loop', 0) # optional: -1 oder true für Endlosschleife
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if not sound_id:
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return jsonify({"success": False, "message": "Kein sound_id angegeben"}), 400
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# Sounds zusammenstellen: lokalspezifisch + globale Default-Sounds
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config_sounds = state.current_config.get('sounds', []) if state.current_config else []
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global_sounds = load_default_sounds(current_app.config['CONFIG_DIR'])
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all_sounds = list(config_sounds) + list(global_sounds)
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if not all_sounds:
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return jsonify({"success": False, "message": "Keine Sounds konfiguriert"}), 400
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sound_entry = next((s for s in all_sounds if s.get('id') == sound_id), None)
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if not sound_entry:
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return jsonify({"success": False, "message": f"Sound mit ID '{sound_id}' nicht gefunden"}), 404
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sounds_dir = current_app.config['SOUNDS_DIR']
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file_path = os.path.join(sounds_dir, sound_entry['file'])
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if not os.path.exists(file_path):
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logger.error(f"Sound-Datei nicht gefunden: {file_path}")
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return jsonify({"success": False, "message": "Sound-Datei nicht gefunden"}), 404
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# Abspielen (serialisiert, aber mehrere Channels erlaubt)
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with audio_lock:
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_ensure_mixer()
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# Sound laden (Cache)
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snd = _load_sound(file_path)
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# Ziel-Channel bestimmen
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ch = None
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if channel_req not in [None, ""]:
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try:
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ch_id = int(channel_req)
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ch = pygame.mixer.Channel(ch_id)
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except Exception as e:
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logger.error(f"Ungültiger channel-Wert '{channel_req}': {e}")
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return jsonify({"success": False, "message": "Ungültiger Channel"}), 400
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else:
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ch = pygame.mixer.find_channel(True) # zwingend freien nehmen
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if ch is None:
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return jsonify({"success": False, "message": "Kein freier Audio-Channel verfügbar"}), 503
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# Loop-Wert interpretieren
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loops = -1 if loop_req in [True, "true", "True", -1, "loop", "1", 1] else 0
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try:
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ch.play(snd, loops=loops)
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except Exception as e:
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logger.exception(f"Fehler beim Abspielen von {file_path}")
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return jsonify({"success": False, "message": str(e)}), 500
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logger.info(f"Spiele Sound: {sound_entry['name']} ({sound_id})")
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return jsonify({"success": True, "message": f"Spiele: {sound_entry['name']}"})
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except Exception as e:
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logger.exception("Play-Sound-Fehler")
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return jsonify({"success": False, "message": str(e)}), 500
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pass
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@api_bp.route('/stop_sound', methods=['POST'])
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def api_stop_sound():
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try:
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data = request.get_json(silent=True) or {}
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channel_req = data.get('channel')
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with audio_lock:
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_ensure_mixer()
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if channel_req not in [None, ""]:
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try:
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ch_id = int(channel_req)
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pygame.mixer.Channel(ch_id).stop()
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except Exception as e:
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logger.error(f"Stop-Sound-Fehler (channel {channel_req}): {e}")
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return jsonify({"success": False, "message": "Ungültiger Channel"}), 400
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else:
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# Alle Kanäle stoppen
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for ch_id in range(pygame.mixer.get_num_channels()):
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pygame.mixer.Channel(ch_id).stop()
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# Zur Sicherheit auch music stoppen
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pygame.mixer.music.stop()
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logger.info("Sound(s) gestoppt")
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return jsonify({"success": True})
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except Exception as e:
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logger.error(f"Stop-Sound-Fehler: {e}")
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return jsonify({"success": False, "message": str(e)}), 500
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pass
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@api_bp.route('/set_volume', methods=['POST'])
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def api_set_volume():
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try:
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data = request.get_json()
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vol = float(data.get('volume', 0.8))
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vol = max(0.0, min(1.0, vol))
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channel_req = data.get('channel')
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with audio_lock:
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_ensure_mixer()
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if channel_req not in [None, ""]:
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ch_id = int(channel_req)
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pygame.mixer.Channel(ch_id).set_volume(vol)
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else:
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# global: alle Kanäle + music
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for ch_id in range(pygame.mixer.get_num_channels()):
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pygame.mixer.Channel(ch_id).set_volume(vol)
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pygame.mixer.music.set_volume(vol)
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logger.info(f"Volume auf {vol} gesetzt")
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return jsonify({"success": True})
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except Exception as e:
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logger.error(f"Volume-Fehler: {e}")
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return jsonify({"success": False, "message": str(e)}), 500
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pass
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