From a733ea381b51286a8a084f47f0925ac3a7bc5289 Mon Sep 17 00:00:00 2001
From: Mitchell Hashimoto <m@mitchellh.com>
Date: Thu, 21 Nov 2024 14:49:51 -0800
Subject: [PATCH] macos: OSColor.hexString must be able to compile with UIKit

---
 macos/Sources/Helpers/OSColor+Extension.swift | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/macos/Sources/Helpers/OSColor+Extension.swift b/macos/Sources/Helpers/OSColor+Extension.swift
index 7cdfcc1e6..2d08e1cd2 100644
--- a/macos/Sources/Helpers/OSColor+Extension.swift
+++ b/macos/Sources/Helpers/OSColor+Extension.swift
@@ -22,11 +22,29 @@ extension OSColor {
     }
 
     var hexString: String? {
+#if canImport(AppKit)
         guard let rgb = usingColorSpace(.deviceRGB) else { return nil }
         let red = Int(rgb.redComponent * 255)
         let green = Int(rgb.greenComponent * 255)
         let blue = Int(rgb.blueComponent * 255)
         return String(format: "#%02X%02X%02X", red, green, blue)
+#elseif canImport(UIKit)
+        var red: CGFloat = 0
+        var green: CGFloat = 0
+        var blue: CGFloat = 0
+        var alpha: CGFloat = 0
+        guard self.getRed(&red, green: &green, blue: &blue, alpha: &alpha) else {
+            return nil
+        }
+
+        // Convert to 0–255 range
+        let r = Int(red * 255)
+        let g = Int(green * 255)
+        let b = Int(blue * 255)
+
+        // Format to hexadecimal
+        return String(format: "#%02X%02X%02X", r, g, b)
+#endif
     }
 
     func darken(by amount: CGFloat) -> OSColor {