feature: chose to login

Pixiview/Illust/IllustCollectionPage.cs

@@ -525,25 +525,32 @@ namespace Pixiview.Illust
             illustData = DoLoadIllustData(force);
             if (illustData == null)
             {
-                if (isTrying)
+                MainThread.BeginInvokeOnMainThread(async () =>
                 {
-                    MainThread.BeginInvokeOnMainThread(() =>
+                    if (isTrying)
                     {
-                        DisplayAlert(ResourceHelper.Title,
+                        _ = DisplayAlert(ResourceHelper.Title,
                             ResourceHelper.FailedResponse + "\n" + lastError?.Substring(0, 40),
                             ResourceHelper.Ok);
-                    });
-                    isTrying = false;
-                }
-                else
-                {
-                    isTrying = true;
-                    AppShell.Current.PushToLogin(() =>
+                        isTrying = false;
+                    }
+                    else
                     {
-                        Task.Run(() => AppShell.Current.DoLoginInformation(true));
-                        StartLoad(true);
-                    });
-                }
+                        //isTrying = true;
+                        var result = await DisplayAlert(
+                            ResourceHelper.Title,
+                            ResourceHelper.ConfirmLogin,
+                            ResourceHelper.Yes, ResourceHelper.No);
+                        if (result)
+                        {
+                            AppShell.Current.PushToLogin(() =>
+                            {
+                                Task.Run(() => AppShell.Current.DoLoginInformation(true));
+                                StartLoad(true);
+                            });
+                        }
+                    }
+                });
                 //App.DebugError("illusts.load", "failed to load illusts data.");
                 IsLoading = false;
                 IsBottomLoading = false;

Pixiview/Resources/Languages/zh-CN.xml

@@ -58,4 +58,5 @@
     <ExportSuccess>视频已导出到照片库。</ExportSuccess>
     <FailedResponse>无法获取返回结果。</FailedResponse>
     <ConfirmSyncFavorite>要同步收藏吗？</ConfirmSyncFavorite>
+    <ConfirmLogin>当前身份为游客，是否跳转到登录页面？</ConfirmLogin>
 </root>

Pixiview/Resources/ResourceHelper.cs

@@ -38,6 +38,7 @@ namespace Pixiview.Resources
         public static string ExportSuccess => GetResource(nameof(ExportSuccess));
         public static string FailedResponse => GetResource(nameof(FailedResponse));
         public static string ConfirmSyncFavorite => GetResource(nameof(ConfirmSyncFavorite));
+        public static string ConfirmLogin => GetResource(nameof(ConfirmLogin));
 
         static readonly Dictionary<string, LanguageResource> dict = new Dictionary<string, LanguageResource>();