add sim800l diagnostics (#3136)

esphome/components/sim800l/binary_sensor.py

@@ -0,0 +1,36 @@
+import esphome.codegen as cg
+import esphome.config_validation as cv
+from esphome.components import binary_sensor
+from esphome.const import (
+    CONF_DEVICE_CLASS,
+    CONF_ENTITY_CATEGORY,
+    DEVICE_CLASS_CONNECTIVITY,
+    ENTITY_CATEGORY_DIAGNOSTIC,
+)
+from . import CONF_SIM800L_ID, Sim800LComponent
+
+DEPENDENCIES = ["sim800l"]
+
+CONF_REGISTERED = "registered"
+
+CONFIG_SCHEMA = {
+    cv.GenerateID(CONF_SIM800L_ID): cv.use_id(Sim800LComponent),
+    cv.Optional(CONF_REGISTERED): binary_sensor.BINARY_SENSOR_SCHEMA.extend(
+        {
+            cv.Optional(
+                CONF_DEVICE_CLASS, default=DEVICE_CLASS_CONNECTIVITY
+            ): binary_sensor.device_class,
+            cv.Optional(
+                CONF_ENTITY_CATEGORY, default=ENTITY_CATEGORY_DIAGNOSTIC
+            ): cv.entity_category,
+        }
+    ),
+}
+
+
+async def to_code(config):
+    sim800l_component = await cg.get_variable(config[CONF_SIM800L_ID])
+
+    if CONF_REGISTERED in config:
+        sens = await binary_sensor.new_binary_sensor(config[CONF_REGISTERED])
+        cg.add(sim800l_component.set_registered_binary_sensor(sens))