Add update component action and scripts (#196)

* Add update component action

* Add script component

esphomeyaml/automation.py

@@ -8,7 +8,7 @@ from esphomeyaml.const import CONF_ABOVE, CONF_ACTION_ID, CONF_AND, CONF_AUTOMAT
     CONF_OR, CONF_RANGE, CONF_THEN, CONF_TRIGGER_ID
 from esphomeyaml.core import ESPHomeYAMLError
 from esphomeyaml.helpers import App, ArrayInitializer, Pvariable, TemplateArguments, add, add_job, \
-    esphomelib_ns, float_, process_lambda, templatable, uint32
+    esphomelib_ns, float_, process_lambda, templatable, uint32, get_variable
 from esphomeyaml.util import ServiceRegistry
 
 
@@ -57,6 +57,7 @@ ACTION_REGISTRY = ServiceRegistry()
 DelayAction = esphomelib_ns.DelayAction
 LambdaAction = esphomelib_ns.LambdaAction
 IfAction = esphomelib_ns.IfAction
+UpdateComponentAction = esphomelib_ns.UpdateComponentAction
 Automation = esphomelib_ns.Automation
 
 CONDITIONS_SCHEMA = vol.All(cv.ensure_list, [cv.templatable({
@@ -200,6 +201,22 @@ def lambda_action_to_code(config, action_id, arg_type):
     yield Pvariable(action_id, rhs, type=type)
 
 
+CONF_COMPONENT_UPDATE = 'component.update'
+COMPONENT_UPDATE_ACTION_SCHEMA = maybe_simple_id({
+    vol.Required(CONF_ID): cv.use_variable_id(None),
+})
+
+
+@ACTION_REGISTRY.register(CONF_COMPONENT_UPDATE, COMPONENT_UPDATE_ACTION_SCHEMA)
+def component_update_action_to_code(config, action_id, arg_type):
+    template_arg = TemplateArguments(arg_type)
+    for var in get_variable(config[CONF_ID]):
+        yield None
+    rhs = UpdateComponentAction.new(var)
+    type = UpdateComponentAction.template(template_arg)
+    yield Pvariable(action_id, rhs, type=type)
+
+
 def build_action(full_config, arg_type):
     action_id = full_config[CONF_ACTION_ID]
     key, config = next((k, v) for k, v in full_config.items() if k in ACTION_REGISTRY)

esphomeyaml/components/script.py

@@ -0,0 +1,36 @@
+import voluptuous as vol
+
+from esphomeyaml import automation
+from esphomeyaml.automation import ACTION_REGISTRY, maybe_simple_id
+import esphomeyaml.config_validation as cv
+from esphomeyaml.const import CONF_ID
+from esphomeyaml.helpers import NoArg, Pvariable, TemplateArguments, esphomelib_ns, get_variable
+
+Script = esphomelib_ns.Script
+ScriptExecuteAction = esphomelib_ns.ScriptExecuteAction
+
+CONFIG_SCHEMA = vol.All(cv.ensure_list, [automation.validate_automation({
+    vol.Required(CONF_ID): cv.declare_variable_id(Script),
+})])
+
+
+def to_code(config):
+    for conf in config:
+        trigger = Pvariable(conf[CONF_ID], Script.new())
+        automation.build_automation(trigger, NoArg, conf)
+
+
+CONF_SCRIPT_EXECUTE = 'script.execute'
+SCRIPT_EXECUTE_ACTION_SCHEMA = maybe_simple_id({
+    vol.Required(CONF_ID): cv.use_variable_id(Script),
+})
+
+
+@ACTION_REGISTRY.register(CONF_SCRIPT_EXECUTE, SCRIPT_EXECUTE_ACTION_SCHEMA)
+def script_execute_action_to_code(config, action_id, arg_type):
+    template_arg = TemplateArguments(arg_type)
+    for var in get_variable(config[CONF_ID]):
+        yield None
+    rhs = var.make_execute_action(template_arg)
+    type = ScriptExecuteAction.template(arg_type)
+    yield Pvariable(action_id, rhs, type=type)

tests/test2.yaml

@@ -124,8 +124,9 @@ text_sensor:
     icon: mdi:icon
     id: version_sensor
     on_value:
-      lambda: |-
+      - lambda: |-
           ESP_LOGD("main", "The value is %s=%s", x.c_str(), id(version_sensor).value.c_str());
+      - script.execute: my_script
   - platform: mqtt_subscribe
     name: "MQTT Subscribe Text"
     topic: "the/topic"
@@ -134,3 +135,8 @@ text_sensor:
     name: "Template Text Sensor"
     lambda: |-
       return {"Hello World"};
+
+script:
+  - id: my_script
+    then:
+      - lambda: 'ESP_LOGD("main", "Hello World!");'