From 271e1a77ce4ffcdef43648c0939bee3dd247f28f Mon Sep 17 00:00:00 2001
From: Alexander Borsuk <me@alex.bio>
Date: Thu, 17 Feb 2022 08:33:14 +0100
Subject: [PATCH] [ios] Select a proper light/dark CarPlay theme on startup

Signed-off-by: Alexander Borsuk <me@alex.bio>
---
 iphone/Maps/Classes/CarPlay/CarPlayService.swift | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/iphone/Maps/Classes/CarPlay/CarPlayService.swift b/iphone/Maps/Classes/CarPlay/CarPlayService.swift
index e2dd41cca8..0f33e4ae62 100644
--- a/iphone/Maps/Classes/CarPlay/CarPlayService.swift
+++ b/iphone/Maps/Classes/CarPlay/CarPlayService.swift
@@ -38,6 +38,14 @@ final class CarPlayService: NSObject {
     self.interfaceController = interfaceController
     self.interfaceController?.delegate = self
     sessionConfiguration = CPSessionConfiguration(delegate: self)
+    // Try to use the CarPlay unit's interface style.
+    if #available(iOS 13.0, *) {
+      if sessionConfiguration?.contentStyle == .light {
+        window.overrideUserInterfaceStyle = .light
+      } else {
+        window.overrideUserInterfaceStyle = .dark
+      }
+    }
     searchService = CarPlaySearchService()
     let router = CarPlayRouter()
     router.addListener(self)