first test-flight version

Billing.Shared/Views/SettingPage.xaml.cs

@@ -1,12 +1,61 @@
+using Billing.Themes;
 using Billing.UI;
+using Xamarin.Essentials;
+using Xamarin.Forms;
 
 namespace Billing.Views
 {
     public partial class SettingPage : BillingPage
     {
+        private static readonly BindableProperty VersionProperty = BindableProperty.Create(nameof(Version), typeof(string), typeof(SettingPage));
+        private static readonly BindableProperty RedProperty = BindableProperty.Create(nameof(Red), typeof(byte), typeof(SettingPage));
+        private static readonly BindableProperty GreenProperty = BindableProperty.Create(nameof(Green), typeof(byte), typeof(SettingPage));
+        private static readonly BindableProperty BlueProperty = BindableProperty.Create(nameof(Blue), typeof(byte), typeof(SettingPage));
+
+        public string Version => (string)GetValue(VersionProperty);
+        public byte Red
+        {
+            get => (byte)GetValue(RedProperty);
+            set => SetValue(RedProperty, value);
+        }
+        public byte Green
+        {
+            get => (byte)GetValue(GreenProperty);
+            set => SetValue(GreenProperty, value);
+        }
+        public byte Blue
+        {
+            get => (byte)GetValue(BlueProperty);
+            set => SetValue(BlueProperty, value);
+        }
+
         public SettingPage()
         {
             InitializeComponent();
+
+            var (main, build) = Definition.GetVersion();
+            SetValue(VersionProperty, $"{main} ({build})");
+        }
+
+        protected override void OnAppearing()
+        {
+            base.OnAppearing();
+
+            //SetValue(VersionProperty, $"{AppInfo.VersionString} ({AppInfo.BuildString})");
+            var colorString = Preferences.Get(Definition.PrimaryColorKey, "#183153");
+            var color = Color.FromHex(colorString);
+            Red = (byte)(color.R * 255);
+            Green = (byte)(color.G * 255);
+            Blue = (byte)(color.B * 255);
+        }
+
+        protected override void OnDisappearing()
+        {
+            base.OnDisappearing();
+
+            var color = Color.FromRgb(Red, Green, Blue);
+            Preferences.Set(Definition.PrimaryColorKey, color.ToHex());
+            Light.Instance.RefreshColor(color);
         }
     }
 }