87 lines
2.5 KiB
Python
87 lines
2.5 KiB
Python
"""The scrape component."""
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from __future__ import annotations
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from datetime import timedelta
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import logging
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import voluptuous as vol
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from homeassistant.components.rest import RESOURCE_SCHEMA, create_rest_data_from_config
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from homeassistant.components.sensor import DOMAIN as SENSOR_DOMAIN
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from homeassistant.const import (
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CONF_ATTRIBUTE,
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CONF_SCAN_INTERVAL,
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CONF_VALUE_TEMPLATE,
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Platform,
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)
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from homeassistant.core import HomeAssistant
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from homeassistant.exceptions import PlatformNotReady
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from homeassistant.helpers import discovery
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import homeassistant.helpers.config_validation as cv
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from homeassistant.helpers.template_entity import TEMPLATE_SENSOR_BASE_SCHEMA
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from homeassistant.helpers.typing import ConfigType
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from .const import CONF_INDEX, CONF_SELECT, DEFAULT_SCAN_INTERVAL, DOMAIN
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from .coordinator import ScrapeCoordinator
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_LOGGER = logging.getLogger(__name__)
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SENSOR_SCHEMA = vol.Schema(
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{
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**TEMPLATE_SENSOR_BASE_SCHEMA.schema,
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vol.Optional(CONF_ATTRIBUTE): cv.string,
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vol.Optional(CONF_INDEX, default=0): cv.positive_int,
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vol.Required(CONF_SELECT): cv.string,
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vol.Optional(CONF_VALUE_TEMPLATE): cv.template,
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}
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)
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COMBINED_SCHEMA = vol.Schema(
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{
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vol.Optional(CONF_SCAN_INTERVAL): cv.time_period,
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**RESOURCE_SCHEMA,
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vol.Optional(SENSOR_DOMAIN): vol.All(
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cv.ensure_list, [vol.Schema(SENSOR_SCHEMA)]
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),
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}
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)
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CONFIG_SCHEMA = vol.Schema(
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{vol.Optional(DOMAIN): vol.All(cv.ensure_list, [COMBINED_SCHEMA])},
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extra=vol.ALLOW_EXTRA,
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)
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async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
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"""Set up Scrape from yaml config."""
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if not (scrape_config := config.get(DOMAIN)):
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return True
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for resource_config in scrape_config:
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if not (sensors := resource_config.get(SENSOR_DOMAIN)):
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raise PlatformNotReady("No sensors configured")
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rest = create_rest_data_from_config(hass, resource_config)
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coordinator = ScrapeCoordinator(
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hass,
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rest,
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timedelta(
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seconds=resource_config.get(CONF_SCAN_INTERVAL, DEFAULT_SCAN_INTERVAL)
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),
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)
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await coordinator.async_refresh()
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if coordinator.data is None:
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raise PlatformNotReady
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for sensor_config in sensors:
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discovery.load_platform(
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hass,
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Platform.SENSOR,
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DOMAIN,
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{"coordinator": coordinator, "config": sensor_config},
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config,
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)
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return True
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