resources/audio_loader.py - master - Vibek/First_Game

resources/audio_loader.py
62 строки2 KB
Vibek
Добавлены звуки и реализован их менеджер
20 июн 2026, 19:28
20 июн 2026, 19:28911d021
"""Загрузка JSON-манифеста аудио."""
import json
from pathlib import Path

from resources.audio_profile import (
    AudioClipDef,
    AudioManifest,
    ClipByField,
    EventSoundBinding,
)


class AudioLoader:
    """Single Responsibility: парсинг assets/data/audio.json в AudioManifest."""

    @staticmethod
    def load(path: Path) -> AudioManifest:
        with path.open(encoding="utf-8") as handle:
            data = json.load(handle)

        clips: dict[str, AudioClipDef] = {}
        for clip_id, clip_data in data.get("clips", {}).items():
            clips[clip_id] = AudioClipDef(
                path=str(clip_data["path"]),
                volume=float(clip_data.get("volume", 1.0)),
                loop=bool(clip_data.get("loop", False)),
            )

        event_map: dict[str, EventSoundBinding] = {}
        for event_name, binding_data in data.get("event_map", {}).items():
            clip_by = None
            raw_clip_by = binding_data.get("clip_by")
            if raw_clip_by:
                clip_by = ClipByField(
                    field=str(raw_clip_by["field"]),
                    values={str(k): str(v) for k, v in raw_clip_by.get("values", {}).items()},
                    default=raw_clip_by.get("default"),
                )

            alternates_raw = binding_data.get("clips")
            alternates = tuple(str(c) for c in alternates_raw) if alternates_raw else None

            event_map[event_name] = EventSoundBinding(
                clip=binding_data.get("clip"),
                clips=alternates,
                clip_by=clip_by,
                music=binding_data.get("music"),
                music_fade_ms=int(binding_data.get("music_fade_ms", 500)),
                stop_music=bool(binding_data.get("stop_music", False)),
                stop_music_fade_ms=int(binding_data.get("stop_music_fade_ms", 300)),
            )

        state_music = {str(k): str(v) for k, v in data.get("state_music", {}).items()}

        return AudioManifest(
            master_volume=float(data.get("master_volume", 1.0)),
            sfx_volume=float(data.get("sfx_volume", 1.0)),
            music_volume=float(data.get("music_volume", 0.5)),
            clips=clips,
            event_map=event_map,
            state_music=state_music,
        )