from pydantic_settings import BaseSettings
from typing import Literal


class Settings(BaseSettings):
    database_url: str = "sqlite+aiosqlite:///./data.db"
    admin_password: str = "admin123"

    media_origin_host: str = "127.0.0.1"
    media_origin_rtmp_port: int = 1935
    media_origin_api_port: int = 9997
    media_origin_hls_port: int = 8888
    replay_media_dir: str = "/workspace/media"
    hls_segment_seconds: int = 4

    edge_nodes: list[dict] = [
        {
            "id": "default",
            "name": "Origin (Default)",
            "host": "127.0.0.1",
            "hls_port": 8888,
            "api_port": 9997,
            "weight": 100,
            "enabled": True,
            "subnet": "0.0.0.0/0",
            "is_origin": True,
        },
    ]

    load_balance_strategy: Literal["round-robin", "weighted", "least-conn", "subnet"] = "subnet"

    qualities: list[dict] = [
        {"label": "1080p", "width": 1920, "height": 1080, "bitrate": "5000k"},
        {"label": "720p", "width": 1280, "height": 720, "bitrate": "2500k"},
        {"label": "480p", "width": 854, "height": 480, "bitrate": "1000k"},
        {"label": "360p", "width": 640, "height": 360, "bitrate": "600k"},
    ]

    transcode_profiles: dict[str, list[dict]] = {
        "standard": qualities,
        "bandwidth-saver": [
            {"label": "720p", "width": 1280, "height": 720, "bitrate": "1800k"},
            {"label": "480p", "width": 854, "height": 480, "bitrate": "800k"},
            {"label": "360p", "width": 640, "height": 360, "bitrate": "450k"},
        ],
    }

    multicast_enabled: bool = True
    multicast_address_base: str = "239.0.0.1"
    multicast_port_base: int = 5000

    brand_name: str = "StreamCore"
    brand_tagline: str = "Enterprise Streaming Platform"
    brand_logo_url: str = ""

    model_config = {"env_prefix": "LS_"}


settings = Settings()