From aa3e9152ca5ff264166b0d663cd6b44a7296b9b1 Mon Sep 17 00:00:00 2001
From: starkillerOG <starkiller.og@gmail.com>
Date: Sat, 15 Mar 2025 12:16:01 +0100
Subject: [PATCH 1/2] Add day night state sensor

---
 homeassistant/components/reolink/icons.json   |  3 +++
 homeassistant/components/reolink/sensor.py    | 11 +++++++++++
 homeassistant/components/reolink/strings.json |  8 ++++++++
 3 files changed, 22 insertions(+)

diff --git a/homeassistant/components/reolink/icons.json b/homeassistant/components/reolink/icons.json
index 26198a11594dd1..c59d593e53966f 100644
--- a/homeassistant/components/reolink/icons.json
+++ b/homeassistant/components/reolink/icons.json
@@ -299,6 +299,9 @@
       "battery_state": {
         "default": "mdi:battery-charging"
       },
+      "day_night_state": {
+        "default": "mdi:theme-light-dark"
+      },
       "wifi_signal": {
         "default": "mdi:wifi"
       },
diff --git a/homeassistant/components/reolink/sensor.py b/homeassistant/components/reolink/sensor.py
index ecad555b4817b5..85de03dd1a3214 100644
--- a/homeassistant/components/reolink/sensor.py
+++ b/homeassistant/components/reolink/sensor.py
@@ -107,6 +107,17 @@ class ReolinkHostSensorEntityDescription(
         value=lambda api, ch: BatteryEnum(api.battery_status(ch)).name,
         supported=lambda api, ch: api.supported(ch, "battery"),
     ),
+    ReolinkSensorEntityDescription(
+        key="day_night_state",
+        cmd_id=33,
+        cmd_key="296",
+        translation_key="day_night_state",
+        device_class=SensorDeviceClass.ENUM,
+        entity_category=EntityCategory.DIAGNOSTIC,
+        options=["day", "night", "led_day"],
+        value=lambda api, ch: api.baichuan.day_night_state(ch),
+        supported=lambda api, ch: api.supported(ch, "day_night_state"),
+    ),
 )
 
 HOST_SENSORS = (
diff --git a/homeassistant/components/reolink/strings.json b/homeassistant/components/reolink/strings.json
index 335ed92d32e5e6..7cc1e024ccce76 100644
--- a/homeassistant/components/reolink/strings.json
+++ b/homeassistant/components/reolink/strings.json
@@ -746,6 +746,14 @@
           "chargecomplete": "Charge complete"
         }
       },
+      "day_night_state": {
+        "name": "Day night state",
+        "state": {
+          "day": "Color",
+          "night": "Black & white",
+          "led_day": "Color with floodlight"
+        }
+      },
       "hdd_storage": {
         "name": "HDD {hdd_index} storage"
       },

From 56d0d953456a59fdcf727f8c4083d165f0bb1aa1 Mon Sep 17 00:00:00 2001
From: starkillerOG <starkiller.og@gmail.com>
Date: Mon, 17 Mar 2025 22:18:20 +0100
Subject: [PATCH 2/2] Update test_diagnostics.ambr

---
 tests/components/reolink/snapshots/test_diagnostics.ambr | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tests/components/reolink/snapshots/test_diagnostics.ambr b/tests/components/reolink/snapshots/test_diagnostics.ambr
index f8d5318e9bdce6..b034122e1fc105 100644
--- a/tests/components/reolink/snapshots/test_diagnostics.ambr
+++ b/tests/components/reolink/snapshots/test_diagnostics.ambr
@@ -62,6 +62,10 @@
       0,
     ]),
     'cmd list': dict({
+      '296': dict({
+        '0': 1,
+        'null': 1,
+      }),
       'DingDongOpt': dict({
         '0': 2,
         'null': 2,