mirror of
https://github.com/home-assistant/core
synced 2024-08-02 23:40:32 +02:00
116 lines
3.3 KiB
Python
116 lines
3.3 KiB
Python
"""Websocket API for Lovelace."""
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from functools import wraps
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import voluptuous as vol
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from homeassistant.components import websocket_api
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from homeassistant.core import callback
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from homeassistant.exceptions import HomeAssistantError
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from homeassistant.helpers import config_validation as cv
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from .const import CONF_URL_PATH, DOMAIN, ConfigNotFound
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def _handle_errors(func):
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"""Handle error with WebSocket calls."""
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@wraps(func)
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async def send_with_error_handling(hass, connection, msg):
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url_path = msg.get(CONF_URL_PATH)
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config = hass.data[DOMAIN]["dashboards"].get(url_path)
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if config is None:
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connection.send_error(
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msg["id"], "config_not_found", f"Unknown config specified: {url_path}"
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)
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return
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error = None
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try:
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result = await func(hass, connection, msg, config)
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except ConfigNotFound:
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error = "config_not_found", "No config found."
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except HomeAssistantError as err:
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error = "error", str(err)
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if error is not None:
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connection.send_error(msg["id"], *error)
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return
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if msg is not None:
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await connection.send_big_result(msg["id"], result)
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else:
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connection.send_result(msg["id"], result)
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return send_with_error_handling
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@websocket_api.async_response
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@websocket_api.websocket_command({"type": "lovelace/resources"})
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async def websocket_lovelace_resources(hass, connection, msg):
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"""Send Lovelace UI resources over WebSocket configuration."""
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resources = hass.data[DOMAIN]["resources"]
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if not resources.loaded:
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await resources.async_load()
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resources.loaded = True
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connection.send_result(msg["id"], resources.async_items())
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@websocket_api.async_response
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@websocket_api.websocket_command(
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{
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"type": "lovelace/config",
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vol.Optional("force", default=False): bool,
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vol.Optional(CONF_URL_PATH): vol.Any(None, cv.string),
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}
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)
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@_handle_errors
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async def websocket_lovelace_config(hass, connection, msg, config):
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"""Send Lovelace UI config over WebSocket configuration."""
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return await config.async_load(msg["force"])
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@websocket_api.require_admin
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@websocket_api.async_response
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@websocket_api.websocket_command(
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{
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"type": "lovelace/config/save",
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"config": vol.Any(str, dict),
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vol.Optional(CONF_URL_PATH): vol.Any(None, cv.string),
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}
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)
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@_handle_errors
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async def websocket_lovelace_save_config(hass, connection, msg, config):
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"""Save Lovelace UI configuration."""
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await config.async_save(msg["config"])
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@websocket_api.require_admin
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@websocket_api.async_response
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@websocket_api.websocket_command(
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{
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"type": "lovelace/config/delete",
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vol.Optional(CONF_URL_PATH): vol.Any(None, cv.string),
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}
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)
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@_handle_errors
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async def websocket_lovelace_delete_config(hass, connection, msg, config):
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"""Delete Lovelace UI configuration."""
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await config.async_delete()
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@websocket_api.websocket_command({"type": "lovelace/dashboards/list"})
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@callback
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def websocket_lovelace_dashboards(hass, connection, msg):
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"""Delete Lovelace UI configuration."""
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connection.send_result(
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msg["id"],
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[
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dashboard.config
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for dashboard in hass.data[DOMAIN]["dashboards"].values()
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if dashboard.config
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],
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)
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