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epenet
113 lines
3.6 KiB
Python
113 lines
3.6 KiB
Python
"""Component to embed Google Cast."""
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from dataclasses import dataclass, field
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from typing import Protocol
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from uuid import UUID
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from pychromecast import Chromecast
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from pychromecast.controllers.multizone import MultizoneManager
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from pychromecast.discovery import CastBrowser
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from homeassistant.components.media_player import BrowseMedia, MediaType
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from homeassistant.config_entries import ConfigEntry
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from homeassistant.const import Platform
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from homeassistant.core import HomeAssistant, callback
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from homeassistant.exceptions import HomeAssistantError
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from homeassistant.helpers import device_registry as dr
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from homeassistant.helpers.integration_platform import (
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async_process_integration_platforms,
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)
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from . import home_assistant_cast
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from .const import DOMAIN
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PLATFORMS = [Platform.MEDIA_PLAYER]
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type CastConfigEntry = ConfigEntry[CastRuntimeData]
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@dataclass
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class CastRuntimeData:
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"""Runtime data for the Cast integration."""
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cast_platforms: dict[str, CastProtocol] = field(default_factory=dict)
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unknown_models: dict[str | None, tuple[str | None, str | None]] = field(
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default_factory=dict
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)
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added_cast_devices: set[UUID] = field(default_factory=set)
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browser: CastBrowser | None = None
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multizone_manager: MultizoneManager | None = None
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async def async_setup_entry(hass: HomeAssistant, entry: CastConfigEntry) -> bool:
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"""Set up Cast from a config entry."""
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entry.runtime_data = CastRuntimeData()
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await home_assistant_cast.async_setup_ha_cast(hass, entry)
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await hass.config_entries.async_forward_entry_setups(entry, PLATFORMS)
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@callback
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def _register_cast_platform(
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hass: HomeAssistant, integration_domain: str, platform: CastProtocol
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) -> None:
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"""Register a cast platform."""
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if (
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not hasattr(platform, "async_get_media_browser_root_object")
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or not hasattr(platform, "async_browse_media")
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or not hasattr(platform, "async_play_media")
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):
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raise HomeAssistantError(f"Invalid cast platform {platform}")
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entry.runtime_data.cast_platforms[integration_domain] = platform
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await async_process_integration_platforms(hass, DOMAIN, _register_cast_platform)
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return True
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class CastProtocol(Protocol):
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"""Define the format of cast platforms."""
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async def async_get_media_browser_root_object(
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self, hass: HomeAssistant, cast_type: str
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) -> list[BrowseMedia]:
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"""Create a list of root objects for media browsing."""
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async def async_browse_media(
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self,
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hass: HomeAssistant,
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media_content_type: MediaType | str,
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media_content_id: str,
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cast_type: str,
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) -> BrowseMedia | None:
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"""Browse media.
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Return a BrowseMedia object or None if the media does not belong to
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this platform.
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"""
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async def async_play_media(
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self,
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hass: HomeAssistant,
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cast_entity_id: str,
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chromecast: Chromecast,
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media_type: MediaType | str,
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media_id: str,
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) -> bool:
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"""Play media.
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Return True if the media is played by the platform, False if not.
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"""
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async def async_remove_entry(hass: HomeAssistant, entry: CastConfigEntry) -> None:
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"""Remove Home Assistant Cast user."""
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await home_assistant_cast.async_remove_user(hass, entry)
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async def async_remove_config_entry_device(
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hass: HomeAssistant, config_entry: CastConfigEntry, device_entry: dr.DeviceEntry
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) -> bool:
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"""Remove cast config entry from a device.
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The actual cleanup is done in CastMediaPlayerEntity.async_will_remove_from_hass.
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"""
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return True
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