Add support for Xiaomi double wall button. Model: xiaomi.remote.mcn002

Author: xeonxu

custom_components/xiaomi_gateway3/core/devices.py

@@ -2172,6 +2172,16 @@
         BaseConv("no-one-duration", "sensor", mi="2.p.1079"),
         BaseConv("has-someone-duration", "sensor", mi="2.p.1080")
     ]
+}, {
+    22888: ["Xiaomi", "Double Wall Button", "xiaomi.remote.mcn002"],
+    "spec": [
+        BaseConv("action", "sensor"),
+        MapConv("action", mi="2.e.1012.p.2", map={0: BUTTON_1_SINGLE, 1: BUTTON_2_SINGLE, 2: BUTTON_BOTH_SINGLE}),
+        MapConv("action", mi="2.e.1013.p.2", map={0: BUTTON_1_DOUBLE, 1: BUTTON_2_DOUBLE}),
+        MapConv("action", mi="2.e.1014.p.2", map={0: BUTTON_1_HOLD, 1: BUTTON_2_HOLD}),
+        BaseConv("battery", "sensor", mi="3.p.1003"),
+        ConstConv("low_bat", "sensor", mi="3.e.1001", value="low_battery"),
+    ],
 }, {
     # BLE devices can be supported witout spec. New spec will be added "on the fly" when
     # device sends them. But better to rewrite right spec for each device