From dea2a05a68f9b39263aac2858e5fee9b7fcff0c8 Mon Sep 17 00:00:00 2001
From: italo-capasso <italo@glitchypixel.com.co>
Date: Mon, 9 Dec 2024 17:00:28 -0500
Subject: [PATCH] Cache all primary colors before asking for one.

This ensures that the correct primary color will always get updated when asking for a color even when changing the style mid-app-running.
---
 src/Core/Package.vala | 58 +++++++++++++++++++++++++++++--------------
 1 file changed, 40 insertions(+), 18 deletions(-)

diff --git a/src/Core/Package.vala b/src/Core/Package.vala
index 020b7b263..69b79e793 100644
--- a/src/Core/Package.vala
+++ b/src/Core/Package.vala
@@ -390,7 +390,10 @@ public class AppCenterCore.Package : Object {
 
     public string? description = null;
     private string? summary = null;
-    private string? color_primary = null;
+    private string? color_primary_light = null;
+    private string? color_primary_dark = null;
+    private string? color_primary_unknown = null;
+    private string? color_primary_fallback = null;
     private string? color_primary_text = null;
     private string? payments_key = null;
     private string? suggested_amount = null;
@@ -418,7 +421,10 @@ public class AppCenterCore.Package : Object {
         name = null;
         description = null;
         summary = null;
-        color_primary = null;
+        color_primary_light = null;
+        color_primary_dark = null;
+        color_primary_unknown = null;
+        color_primary_fallback = null;
         color_primary_text = null;
         payments_key = null;
         suggested_amount = null;
@@ -749,28 +755,44 @@ public class AppCenterCore.Package : Object {
     }
 
     public string? get_color_primary () {
-        if (color_primary != null) {
-            return color_primary;
+        cache_primary_colors ();
+
+        string? color_primary = null;
+        var gtk_settings = Gtk.Settings.get_default ();
+        if (color_primary_light != null && !gtk_settings.gtk_application_prefer_dark_theme) {
+            color_primary = color_primary_light;
+        } else if (color_primary_dark != null && gtk_settings.gtk_application_prefer_dark_theme) {
+            color_primary = color_primary_dark;
+        } else if (color_primary_unknown != null) {
+            color_primary = color_primary_unknown;
         } else {
-            var branding = component.get_branding ();
-            if (branding != null) {
-                var gtk_settings = Gtk.Settings.get_default ();
-                if (gtk_settings.gtk_application_prefer_dark_theme) {
-                    color_primary = branding.get_color (AppStream.ColorKind.PRIMARY, AppStream.ColorSchemeKind.DARK);
-                } else {
-                    color_primary = branding.get_color (AppStream.ColorKind.PRIMARY, AppStream.ColorSchemeKind.LIGHT);
-                }
+            color_primary = color_primary_fallback;
+        }
 
-                if (color_primary == null) {
-                    color_primary = branding.get_color (AppStream.ColorKind.PRIMARY, AppStream.ColorSchemeKind.UNKNOWN);
-                }
+        return color_primary;
+    }
+
+    private void cache_primary_colors () {
+        var branding = component.get_branding ();
+        if (branding != null) {
+            if (color_primary_dark == null) {
+                color_primary_dark = branding.get_color (AppStream.ColorKind.PRIMARY,
+                    AppStream.ColorSchemeKind.DARK);
+            }
+
+            if (color_primary_light == null) {
+                color_primary_light = branding.get_color (AppStream.ColorKind.PRIMARY,
+                    AppStream.ColorSchemeKind.LIGHT);
             }
 
-            if (color_primary == null) {
-                color_primary = component.get_custom_value ("x-appcenter-color-primary");
+            if (color_primary_unknown == null) {
+                color_primary_unknown = branding.get_color (AppStream.ColorKind.PRIMARY,
+                    AppStream.ColorSchemeKind.UNKNOWN);
             }
+        }
 
-            return color_primary;
+        if (color_primary_fallback == null) {
+            color_primary_fallback = component.get_custom_value ("x-appcenter-color-primary");
         }
     }