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Add connection triggers to API doc (#3308)
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Keith Burzinski
GitHub
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@ -66,13 +66,50 @@ Configuration variables:
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the ESP is connected to the network, when in fact it is not - only a full reboot fixes it.
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Can be disabled by setting this to ``0s``. Defaults to ``15min``.
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- **id** (*Optional*, :ref:`config-id`): Manually specify the ID used for code generation.
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- **password** (*Optional*, **Deprecated**, string): The password to protect the API Server with. Defaults to no password.
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It is recommended to use the ``encryption`` -> ``key`` above instead of the the ``password``.
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- **password** (*Optional*, **Deprecated**, string): The password to protect the API Server with. Defaults
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to no password. It is recommended to use the ``encryption`` -> ``key`` above instead of the the ``password``.
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- **on_client_connected** (*Optional*, :ref:`Action <config-action>`): An automation to perform when a client
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connects to the API. See :ref:`api-on_client_connected_trigger`.
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- **on_client_disconnected** (*Optional*, :ref:`Action <config-action>`): An automation to perform when a client
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disconnects from the API. See :ref:`api-on_client_disconnected_trigger`.
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.. _api-actions:
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Actions
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-------
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.. _api-homeassistant_event_action:
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``homeassistant.event`` Action
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******************************
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When using the native API with Home Assistant, you can create events in the Home Assistant event bus
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straight from ESPHome :ref:`Automations <automation>`.
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.. code-block:: yaml
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# In some trigger
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on_...:
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# Simple
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- homeassistant.event:
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event: esphome.button_pressed
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data:
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message: Button was pressed
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Configuration variables:
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````````````````````````
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- **event** (**Required**, string): The event to create - must begin with ``esphome.``
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- **data** (*Optional*, mapping): Optional *static* data to pass along with the event.
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- **data_template** (*Optional*, mapping): Optional template data to pass along with the event.
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This is evaluated on the Home Assistant side with Home Assistant's templating engine.
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- **variables** (*Optional*, mapping): Optional variables that can be used in the ``data_template``.
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Values are :ref:`lambdas <config-lambda>` and will be evaluated before sending the request.
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.. _api-homeassistant_service_action:
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``homeassistant.service`` Action
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--------------------------------
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********************************
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When using the native API with Home Assistant, you can create Home Assistant service
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calls straight from ESPHome :ref:`Automations <automation>`.
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@ -97,7 +134,8 @@ calls straight from ESPHome :ref:`Automations <automation>`.
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my_variable: |-
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return id(my_sensor).state;
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Configuration options:
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Configuration variables:
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````````````````````````
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- **service** (**Required**, string): The Home Assistant `Service <https://www.home-assistant.io/docs/scripts/service-calls/>`__
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to call.
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@ -126,7 +164,7 @@ the parameters in plain format.
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- '{{ green }}'
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- '{{ blue }}'
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Then in ESPHome
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Then, in ESPHome:
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.. code-block:: yaml
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@ -140,6 +178,75 @@ Then in ESPHome
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green: '199'
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blue: '71'
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.. _api-homeassistant_tag_scanned_action:
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``homeassistant.tag_scanned`` Action
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************************************
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When using the native API with Home Assistant, you can push tag_scanned to Home Assistant
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straight from ESPHome :ref:`Automations <automation>`.
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.. code-block:: yaml
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# In some trigger
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on_...:
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# Simple
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- homeassistant.tag_scanned: some-tag
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Configuration variables:
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````````````````````````
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- **tag** (**Required**, :ref:`templatable <config-templatable>`, string): The id of the scanned tag
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Triggers
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--------
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.. _api-on_client_connected_trigger:
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``on_client_connected`` Trigger
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*******************************
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This trigger is activated each time a client connects to the API.
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.. code-block:: yaml
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api:
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# ...
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on_client_connected:
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- logger.log: "API client connected!"
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.. _api-on_client_disconnected_trigger:
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``on_client_disconnected`` Trigger
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**********************************
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This trigger is activated each time the API disconnects from the API.
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.. code-block:: yaml
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api:
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# ...
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on_client_disconnected:
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- logger.log: "API client disconnected!"
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.. _api-connected_condition:
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``api.connected`` Condition
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---------------------------
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This :ref:`Condition <config-condition>` checks if at least one client is connected to the ESPHome
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native API. Please note client not only includes Home Assistant, but also ESPHome's OTA log output
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if logs are shown remotely.
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.. code-block:: yaml
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on_...:
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if:
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condition:
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api.connected:
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then:
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- logger.log: API is connected!
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.. _api-services:
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User-defined Services
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@ -208,25 +315,6 @@ Each of these also exist in array form:
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- bool[]: An array of boolean values. C++ type: ``std::vector<bool>``
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- ... - Same for other types.
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.. _api-connected_condition:
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``api.connected`` Condition
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---------------------------
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This :ref:`Condition <config-condition>` checks if at least one client is connected to the ESPHome
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native API. Please note client not only includes Home Assistant, but also ESPHome's OTA log output
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if logs are shown remotely.
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.. code-block:: yaml
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on_...:
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if:
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condition:
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api.connected:
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then:
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- logger.log: API is connected!
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Advantages over MQTT
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--------------------
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@ -245,54 +333,6 @@ never be removed. Features of native API (vs. MQTT):
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- **Low Latency:** The native API is optimized for very low latency, usually this is only
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a couple of milliseconds and far less than can be noticed by the eye.
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.. _api-homeassistant_event_action:
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``homeassistant.event`` Action
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------------------------------
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When using the native API with Home Assistant, you can create events in the Home Assistant event bus
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straight from ESPHome :ref:`Automations <automation>`.
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.. code-block:: yaml
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# In some trigger
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on_...:
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# Simple
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- homeassistant.event:
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event: esphome.button_pressed
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data:
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message: Button was pressed
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Configuration options:
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- **event** (**Required**, string): The event to create - must begin with ``esphome.``
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- **data** (*Optional*, mapping): Optional *static* data to pass along with the event.
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- **data_template** (*Optional*, mapping): Optional template data to pass along with the event.
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This is evaluated on the Home Assistant side with Home Assistant's templating engine.
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- **variables** (*Optional*, mapping): Optional variables that can be used in the ``data_template``.
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Values are :ref:`lambdas <config-lambda>` and will be evaluated before sending the request.
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.. _api-homeassistant_tag_scanned_action:
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``homeassistant.tag_scanned`` Action
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------------------------------------
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When using the native API with Home Assistant, you can push tag_scanned to Home Assistant
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straight from ESPHome :ref:`Automations <automation>`.
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.. code-block:: yaml
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# In some trigger
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on_...:
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# Simple
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- homeassistant.tag_scanned: some-tag
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Configuration options:
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- **tag** (**Required**, :ref:`templatable <config-templatable>`, string): The id of the scanned tag
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See Also
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--------
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@ -323,7 +323,7 @@ if it fails to connect to the network without a reboot)
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All Triggers
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------------
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- :ref:`api.services <api-services>`
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- :ref:`api.services <api-services>` / :ref:`api.on_client_connected <api-on_client_connected_trigger>` / :ref:`api.on_client_disconnected <api-on_client_disconnected_trigger>`
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- :ref:`sensor.on_value <sensor-on_value>` / :ref:`sensor.on_raw_value <sensor-on_raw_value>` / :ref:`sensor.on_value_range <sensor-on_value_range>`
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- :ref:`binary_sensor.on_press <binary_sensor-on_press>` / :ref:`binary_sensor.on_release <binary_sensor-on_release>` /
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:ref:`binary_sensor.on_state <binary_sensor-on_state>`
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