Event entity support (#6451)

Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>

esphome/components/template/event/__init__.py

@@ -0,0 +1,24 @@
+import esphome.config_validation as cv
+
+from esphome.components import event
+
+import esphome.codegen as cg
+
+from esphome.const import CONF_EVENT_TYPES
+
+from .. import template_ns
+
+CODEOWNERS = ["@nohat"]
+
+TemplateEvent = template_ns.class_("TemplateEvent", event.Event, cg.Component)
+
+CONFIG_SCHEMA = event.event_schema(TemplateEvent).extend(
+    {
+        cv.Required(CONF_EVENT_TYPES): cv.ensure_list(cv.string_strict),
+    }
+)
+
+
+async def to_code(config):
+    var = await event.new_event(config, event_types=config[CONF_EVENT_TYPES])
+    await cg.register_component(var, config)

esphome/components/template/event/template_event.h

@@ -0,0 +1,12 @@
+#pragma once
+
+#include "esphome/core/component.h"
+#include "esphome/components/event/event.h"
+
+namespace esphome {
+namespace template_ {
+
+class TemplateEvent : public Component, public event::Event {};
+
+}  // namespace template_
+}  // namespace esphome