From 9225fbf5947482f715474ec62db793ef81c47aad Mon Sep 17 00:00:00 2001
From: Philipp Waller <1090452+philippwaller@users.noreply.github.com>
Date: Wed, 2 Oct 2024 17:01:05 +0200
Subject: [PATCH] feat: add "Wiper Health" sensor

---
 README.md                             |  7 +++++++
 custom_components/mbapi2020/car.py    |  8 ++++++++
 custom_components/mbapi2020/client.py | 10 ++++++++++
 custom_components/mbapi2020/const.py  | 17 +++++++++++++++++
 4 files changed, 42 insertions(+)

diff --git a/README.md b/README.md
index 36168c4c..80de567c 100644
--- a/README.md
+++ b/README.md
@@ -104,6 +104,13 @@ Depends on your own car or purchased Mercedes Benz licenses.
   precondState, precondActive, precondError, precondNow, precondNowError, precondDuration, precondatdeparture, precondAtDepartureDisable, precondSeatFrontLeft, precondSeatFrontRight, precondSeatRearLeft, precondSeatRearRight
   ```
 
+- wiperHealth
+
+  ```
+  attributes:
+  wiperLifetimeExceeded [EXPERIMENTAL, user feedback wanted]
+  ```
+
 ### Device Tracker
 
 ```
diff --git a/custom_components/mbapi2020/car.py b/custom_components/mbapi2020/car.py
index eeb15772..5e10df10 100644
--- a/custom_components/mbapi2020/car.py
+++ b/custom_components/mbapi2020/car.py
@@ -157,6 +157,8 @@
     "auxheattime3",
 ]
 
+WIPER_OPTIONS = ["wiperLifetimeExceeded", "wiperHealthPercent"]
+
 PRE_COND_OPTIONS = [
     "precondStatus",
     "precondOperatingMode",
@@ -224,6 +226,7 @@ def __init__(self, vin: str):
 
         self.binarysensors = None
         self.tires = None
+        self.wipers = None
         self.odometer = None
         self.doors = None
         self.location = None
@@ -295,6 +298,11 @@ class Tires:
 
     name: str = "Tires"
 
+@dataclass(init=False)
+class Wipers:
+    """Stores the Wiper values at runtime."""
+
+    name: str = "Wipers"
 
 @dataclass(init=False)
 class Odometer:
diff --git a/custom_components/mbapi2020/client.py b/custom_components/mbapi2020/client.py
index 618eff79..3118a4c9 100644
--- a/custom_components/mbapi2020/client.py
+++ b/custom_components/mbapi2020/client.py
@@ -30,6 +30,7 @@
     PRE_COND_OPTIONS,
     TIRE_OPTIONS,
     WINDOW_OPTIONS,
+    WIPER_OPTIONS,
     Auxheat,
     BinarySensors,
     Car,
@@ -44,6 +45,7 @@
     Precond,
     Tires,
     Windows,
+    Wipers,
 )
 from .const import (
     CONF_DEBUG_FILE_SAVE,
@@ -303,6 +305,14 @@ def _build_car(self, received_car_data, update_mode):
             update_mode,
         )
 
+        car.wipers = self._get_car_values(
+            received_car_data,
+            car.finorvin,
+            Wipers() if not car.wipers else car.wipers,
+            WIPER_OPTIONS,
+            update_mode,
+        )
+
         car.doors = self._get_car_values(
             received_car_data,
             car.finorvin,
diff --git a/custom_components/mbapi2020/const.py b/custom_components/mbapi2020/const.py
index cbd7e156..ee54ceb2 100644
--- a/custom_components/mbapi2020/const.py
+++ b/custom_components/mbapi2020/const.py
@@ -1267,6 +1267,23 @@
         None,
         None,
     ],
+    "wiperHealthPercent": [
+        "Wiper Health",
+        None,  # Deprecated: DO NOT USE
+        "wipers",
+        "wiperHealthPercent",
+        "value",
+        None,
+        {
+            "wiperLifetimeExceeded",
+        },
+        "mdi:wiper",
+        None,
+        False,
+        None,
+        None,
+        None,
+    ],
 }
 
 LOCKS = {