mirror of https://github.com/esphome/esphome.git
135 lines
3.9 KiB
Python
135 lines
3.9 KiB
Python
import esphome.codegen as cg
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import esphome.config_validation as cv
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from esphome import automation
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from esphome.components import mqtt
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from esphome.const import (
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CONF_DEVICE_CLASS,
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CONF_ENTITY_CATEGORY,
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CONF_ICON,
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CONF_ID,
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CONF_ON_EVENT,
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CONF_TRIGGER_ID,
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CONF_MQTT_ID,
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CONF_EVENT_TYPE,
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DEVICE_CLASS_BUTTON,
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DEVICE_CLASS_DOORBELL,
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DEVICE_CLASS_EMPTY,
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DEVICE_CLASS_MOTION,
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)
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from esphome.core import CORE, coroutine_with_priority
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from esphome.cpp_helpers import setup_entity
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from esphome.cpp_generator import MockObjClass
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CODEOWNERS = ["@nohat"]
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IS_PLATFORM_COMPONENT = True
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DEVICE_CLASSES = [
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DEVICE_CLASS_BUTTON,
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DEVICE_CLASS_EMPTY,
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DEVICE_CLASS_DOORBELL,
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DEVICE_CLASS_MOTION,
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]
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event_ns = cg.esphome_ns.namespace("event")
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Event = event_ns.class_("Event", cg.EntityBase)
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EventPtr = Event.operator("ptr")
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TriggerEventAction = event_ns.class_("TriggerEventAction", automation.Action)
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EventTrigger = event_ns.class_("EventTrigger", automation.Trigger.template())
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validate_device_class = cv.one_of(*DEVICE_CLASSES, lower=True, space="_")
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EVENT_SCHEMA = cv.ENTITY_BASE_SCHEMA.extend(cv.MQTT_COMPONENT_SCHEMA).extend(
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{
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cv.OnlyWith(CONF_MQTT_ID, "mqtt"): cv.declare_id(mqtt.MQTTEventComponent),
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cv.GenerateID(): cv.declare_id(Event),
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cv.Optional(CONF_DEVICE_CLASS): validate_device_class,
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cv.Optional(CONF_ON_EVENT): automation.validate_automation(
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{
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cv.GenerateID(CONF_TRIGGER_ID): cv.declare_id(EventTrigger),
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}
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),
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}
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)
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_UNDEF = object()
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def event_schema(
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class_: MockObjClass = _UNDEF,
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*,
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icon: str = _UNDEF,
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entity_category: str = _UNDEF,
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device_class: str = _UNDEF,
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) -> cv.Schema:
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schema = {}
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if class_ is not _UNDEF:
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schema[cv.GenerateID()] = cv.declare_id(class_)
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for key, default, validator in [
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(CONF_ICON, icon, cv.icon),
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(CONF_ENTITY_CATEGORY, entity_category, cv.entity_category),
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(CONF_DEVICE_CLASS, device_class, validate_device_class),
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]:
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if default is not _UNDEF:
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schema[cv.Optional(key, default=default)] = validator
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return EVENT_SCHEMA.extend(schema)
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async def setup_event_core_(var, config, *, event_types: list[str]):
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await setup_entity(var, config)
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for conf in config.get(CONF_ON_EVENT, []):
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trigger = cg.new_Pvariable(conf[CONF_TRIGGER_ID], var)
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await automation.build_automation(
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trigger, [(cg.std_string, "event_type")], conf
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)
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cg.add(var.set_event_types(event_types))
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if (device_class := config.get(CONF_DEVICE_CLASS)) is not None:
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cg.add(var.set_device_class(device_class))
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if mqtt_id := config.get(CONF_MQTT_ID):
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mqtt_ = cg.new_Pvariable(mqtt_id, var)
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await mqtt.register_mqtt_component(mqtt_, config)
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async def register_event(var, config, *, event_types: list[str]):
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if not CORE.has_id(config[CONF_ID]):
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var = cg.Pvariable(config[CONF_ID], var)
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cg.add(cg.App.register_event(var))
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await setup_event_core_(var, config, event_types=event_types)
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async def new_event(config, *, event_types: list[str]):
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var = cg.new_Pvariable(config[CONF_ID])
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await register_event(var, config, event_types=event_types)
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return var
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TRIGGER_EVENT_SCHEMA = cv.Schema(
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{
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cv.Required(CONF_ID): cv.use_id(Event),
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cv.Required(CONF_EVENT_TYPE): cv.templatable(cv.string_strict),
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}
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)
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@automation.register_action("event.trigger", TriggerEventAction, TRIGGER_EVENT_SCHEMA)
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async def event_fire_to_code(config, action_id, template_arg, args):
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var = cg.new_Pvariable(action_id, template_arg)
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await cg.register_parented(var, config[CONF_ID])
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templ = await cg.templatable(config[CONF_EVENT_TYPE], args, cg.std_string)
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cg.add(var.set_event_type(templ))
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return var
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@coroutine_with_priority(100.0)
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async def to_code(config):
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cg.add_define("USE_EVENT")
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cg.add_global(event_ns.using)
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