Add dfrobot_sen0395 mmwave radar component (#4203)

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

esphome/components/dfrobot_sen0395/switch/__init__.py

@@ -0,0 +1,65 @@
+import esphome.codegen as cg
+import esphome.config_validation as cv
+from esphome.components import switch
+from esphome.const import ENTITY_CATEGORY_CONFIG, CONF_TYPE
+
+from .. import CONF_DFROBOT_SEN0395_ID, DfrobotSen0395Component
+
+
+DEPENDENCIES = ["dfrobot_sen0395"]
+
+dfrobot_sen0395_ns = cg.esphome_ns.namespace("dfrobot_sen0395")
+DfrobotSen0395Switch = dfrobot_sen0395_ns.class_(
+    "DfrobotSen0395Switch",
+    switch.Switch,
+    cg.Component,
+    cg.Parented.template(DfrobotSen0395Component),
+)
+
+Sen0395PowerSwitch = dfrobot_sen0395_ns.class_(
+    "Sen0395PowerSwitch", DfrobotSen0395Switch
+)
+Sen0395LedSwitch = dfrobot_sen0395_ns.class_("Sen0395LedSwitch", DfrobotSen0395Switch)
+Sen0395UartPresenceSwitch = dfrobot_sen0395_ns.class_(
+    "Sen0395UartPresenceSwitch", DfrobotSen0395Switch
+)
+Sen0395StartAfterBootSwitch = dfrobot_sen0395_ns.class_(
+    "Sen0395StartAfterBootSwitch", DfrobotSen0395Switch
+)
+
+_SWITCH_SCHEMA = (
+    switch.switch_schema(
+        entity_category=ENTITY_CATEGORY_CONFIG,
+    )
+    .extend(
+        {
+            cv.GenerateID(CONF_DFROBOT_SEN0395_ID): cv.use_id(DfrobotSen0395Component),
+        }
+    )
+    .extend(cv.COMPONENT_SCHEMA)
+)
+
+CONFIG_SCHEMA = cv.typed_schema(
+    {
+        "sensor_active": _SWITCH_SCHEMA.extend(
+            {cv.GenerateID(): cv.declare_id(Sen0395PowerSwitch)}
+        ),
+        "turn_on_led": _SWITCH_SCHEMA.extend(
+            {cv.GenerateID(): cv.declare_id(Sen0395LedSwitch)}
+        ),
+        "presence_via_uart": _SWITCH_SCHEMA.extend(
+            {cv.GenerateID(): cv.declare_id(Sen0395UartPresenceSwitch)}
+        ),
+        "start_after_boot": _SWITCH_SCHEMA.extend(
+            {cv.GenerateID(): cv.declare_id(Sen0395StartAfterBootSwitch)}
+        ),
+    }
+)
+
+
+async def to_code(config):
+    parent = await cg.get_variable(config[CONF_DFROBOT_SEN0395_ID])
+    var = await switch.new_switch(config)
+    await cg.register_component(var, config)
+    await cg.register_parented(var, parent)
+    cg.add(getattr(parent, f"set_{config[CONF_TYPE]}_switch")(var))