feat(Toast): support async update content use same option

src/BootstrapBlazor.Server/Components/Samples/Toasts.razor

@@ -1,7 +1,6 @@
 @page "/toast"
 @inject IStringLocalizer<Toasts> Localizer
 @inject ToastService ToastService
-@inject IJSRuntime JSRuntime
 
 <h3>@Localizer["ToastsTitle"]</h3>
 
@@ -51,6 +50,10 @@ private ToastService? ToastService { get; set; }
     <Button Icon="fa-solid fa-triangle-exclamation" OnClick="@OnPreventClick" Text="@Localizer["ToastsPreventText"]"></Button>
 </DemoBlock>
 
+<DemoBlock Title="@Localizer["ToastsAsyncTitle"]" Introduction="@Localizer["ToastsAsyncIntro"]" Name="Async" ShowCode="false">
+    <Button IsAsync="true" Icon="fa-solid fa-triangle-exclamation" OnClick="@OnAsyncClick" Text="@Localizer["ToastsAsyncText"]"></Button>
+</DemoBlock>
+
 <DemoBlock Title="@Localizer["ToastsCloseTitle"]" Introduction="@Localizer["ToastsCloseIntro"]" Name="Close" ShowCode="false">
     <Button Icon="fa-solid fa-triangle-exclamation" OnClick="@OnNotAutoHideClick" Text="@Localizer["ToastsCloseNotificationText"]"></Button>
     <ConsoleLogger @ref="Logger"></ConsoleLogger>

src/BootstrapBlazor.Server/Components/Samples/Toasts.razor.cs

@@ -37,7 +37,9 @@ public sealed partial class Toasts
     [Inject, NotNull]
     private IOptions<BootstrapBlazorOptions>? Options { get; set; }
 
-    private int _delayTs => Options.Value.ToastDelay / 1000;
+    private int DelayTs => Options.Value.ToastDelay / 1000;
+
+    private readonly ToastOption _option = new();
 
     /// <summary>
     /// OnInitialized
@@ -46,10 +48,10 @@ protected override void OnInitialized()
     {
         base.OnInitialized();
 
-        Options1 = new ToastOption { Title = "Save data", IsAutoHide = false, Content = $"Save data successfully, automatically close after {_delayTs} seconds" };
-        Options2 = new ToastOption { Category = ToastCategory.Error, Title = "Save data", IsAutoHide = false, Content = $"Save data successfully, automatically close after {_delayTs} seconds" };
-        Options3 = new ToastOption { Category = ToastCategory.Information, Title = "Prompt information", IsAutoHide = false, Content = $"Information prompt pop-up window, automatically closes after {_delayTs} seconds" };
-        Options4 = new ToastOption { Category = ToastCategory.Warning, Title = "Warning message", IsAutoHide = false, Content = $"Information prompt pop-up window, automatically closes after {_delayTs} seconds" };
+        Options1 = new ToastOption { Title = "Save data", IsAutoHide = false, Content = $"Save data successfully, automatically close after {DelayTs} seconds" };
+        Options2 = new ToastOption { Category = ToastCategory.Error, Title = "Save data", IsAutoHide = false, Content = $"Save data successfully, automatically close after {DelayTs} seconds" };
+        Options3 = new ToastOption { Category = ToastCategory.Information, Title = "Prompt information", IsAutoHide = false, Content = $"Information prompt pop-up window, automatically closes after {DelayTs} seconds" };
+        Options4 = new ToastOption { Category = ToastCategory.Warning, Title = "Warning message", IsAutoHide = false, Content = $"Information prompt pop-up window, automatically closes after {DelayTs} seconds" };
 
         ToastContainer = Root.ToastContainer;
     }
@@ -62,18 +64,41 @@ await ToastService.Show(new ToastOption()
             PreventDuplicates = true,
             Category = ToastCategory.Success,
             Title = "Successfully saved",
-            Content = $"Save data successfully, automatically close after {_delayTs} seconds"
+            Content = $"Save data successfully, automatically close after {DelayTs} seconds"
         });
     }
 
+    private async Task OnAsyncClick()
+    {
+        _option.Title = Localizer["ToastsAsyncDemoTitle"];
+        _option.ForceDelay = true;
+        _option.IsAutoHide = false;
+        _option.Delay = 3000;
+        _option.Content = Localizer["ToastsAsyncDemoStep1Text"];
+        _option.Category = ToastCategory.Information;
+        await ToastService.Show(_option);
+
+        await Task.Delay(3000);
+        _option.Content = Localizer["ToastsAsyncDemoStep2Text"];
+        _option.IsAutoHide = true;
+        _option.Category = ToastCategory.Information;
+        await ToastService.Show(_option);
+
+        await Task.Delay(2000);
+        _option.Content = Localizer["ToastsAsyncDemoStep3Text"];
+        _option.Category = ToastCategory.Success;
+
+        await ToastService.Show(_option);
+    }
+
     private async Task OnSuccessClick()
     {
         ToastContainer.SetPlacement(Placement.BottomEnd);
         await ToastService.Show(new ToastOption()
         {
             Category = ToastCategory.Success,
             Title = "Successfully saved",
-            Content = $"Save data successfully, automatically close after {_delayTs} seconds"
+            Content = $"Save data successfully, automatically close after {DelayTs} seconds"
         });
     }
 
@@ -84,7 +109,7 @@ await ToastService.Show(new ToastOption()
         {
             Category = ToastCategory.Error,
             Title = "Failed to save",
-            Content = $"Failed to save data, automatically closes after {_delayTs} seconds"
+            Content = $"Failed to save data, automatically closes after {DelayTs} seconds"
         });
     }
 
@@ -95,7 +120,7 @@ await ToastService.Show(new ToastOption()
         {
             Category = ToastCategory.Information,
             Title = "Notification",
-            Content = $"The system adds new components, it will automatically shut down after {_delayTs} seconds"
+            Content = $"The system adds new components, it will automatically shut down after {DelayTs} seconds"
         });
     }
 
@@ -106,7 +131,7 @@ await ToastService.Show(new ToastOption()
         {
             Category = ToastCategory.Warning,
             Title = "Warning",
-            Content = $"If the system finds abnormality, please deal with it in time, and it will automatically shut down after {_delayTs} seconds"
+            Content = $"If the system finds abnormality, please deal with it in time, and it will automatically shut down after {DelayTs} seconds"
         });
     }
 
@@ -135,7 +160,7 @@ await ToastService.Show(new ToastOption()
         {
             Category = ToastCategory.Warning,
             ShowHeader = false,
-            Content = $"The system adds new components, it will automatically shut down after {_delayTs} seconds"
+            Content = $"The system adds new components, it will automatically shut down after {DelayTs} seconds"
         });
     }
 
@@ -146,7 +171,7 @@ await ToastService.Show(new ToastOption()
         {
             Category = ToastCategory.Information,
             HeaderTemplate = RenderHeader,
-            Content = $"The system adds new components, it will automatically shut down after {_delayTs} seconds"
+            Content = $"The system adds new components, it will automatically shut down after {DelayTs} seconds"
         });
     }
 
@@ -157,7 +182,7 @@ await ToastService.Show(new ToastOption()
         {
             Category = ToastCategory.Information,
             Title = "Notification",
-            Content = $"<b>Toast</b> The component has changed position, it will automatically shut down after {_delayTs} seconds"
+            Content = $"<b>Toast</b> The component has changed position, it will automatically shut down after {DelayTs} seconds"
         });
     }
 
@@ -176,31 +201,31 @@ private AttributeItem[] GetAttributes() =>
             Name = "Title",
             Description = Localizer["ToastsAttrTitle"],
             Type = "string",
-            ValueList = "—",
+            ValueList = " — ",
             DefaultValue = ""
         },
         new()
         {
             Name = "Content",
             Description = Localizer["ToastsAttrContent"],
             Type = "string",
-            ValueList = "—",
+            ValueList = " — ",
             DefaultValue = ""
         },
         new()
         {
             Name = "Delay",
             Description = Localizer["ToastsAttrDelay"],
             Type = "int",
-            ValueList = "—",
+            ValueList = " — ",
             DefaultValue = "4000"
         },
         new()
         {
             Name = "IsAutoHide",
             Description = Localizer["ToastsAttrIsAutoHide"],
             Type = "boolean",
-            ValueList = "",
+            ValueList = " — ",
             DefaultValue = "true"
         },
         new()

src/BootstrapBlazor.Server/Locales/en-US.json

@@ -124,7 +124,14 @@
     "ToastsPreventTitle": "Prevent Duplicates",
     "ToastsPreventIntro": "By setting <code>PreventDuplicates=\"true\"</code> to repeatedly click the button below, only one pop-up window will appear",
     "ToastsPreventText": "Prevent Duplicates",
+    "ToastsAsyncTitle": "Async notification",
+    "ToastsAsyncIntro": "By setting <code>IsAsync</code>, the pop-up window is displayed, the thread is blocked, and after clicking the close button, the subsequent code continues to execute",
+    "ToastsAsyncDemoTitle": "Async notification",
+    "ToastsAsyncDemoStep1Text": "Packing documents, please wait...",
+    "ToastsAsyncDemoStep2Text": "Packaging completed, downloading...",
+    "ToastsAsyncDemoStep3Text": "Download completed, close the window automatically",
     "ToastsWarning": "Warning notice",
+    "ToastsAsyncText": "AsyncNotify",
     "ToastsCloseTitle": "Toast is closed manually",
     "ToastsCloseIntro": "It will not close automatically, you need to manually click the close button. You can customize the event after closing the pop-up window by setting<code>OnCloseAsync</code>callback delegate</code>",
     "ToastsCloseNotificationText": "success notification",

src/BootstrapBlazor.Server/Locales/zh-CN.json

@@ -124,7 +124,14 @@
     "ToastsPreventTitle": "阻止重复",
     "ToastsPreventIntro": "通过设置 <code>PreventDuplicates=\"true\"</code> 重复点击下方按钮时，仅弹窗一次",
     "ToastsPreventText": "阻止重复",
+    "ToastsAsyncTitle": "线程阻塞通知",
+    "ToastsAsyncIntro": "通过设置 <code>IsAsync</code> 弹窗显示后，线程阻塞，点击关闭按钮后，继续执行后续代码",
+    "ToastsAsyncDemoTitle": "异步通知",
+    "ToastsAsyncDemoStep1Text": "正在打包文档，请稍等...",
+    "ToastsAsyncDemoStep2Text": "打包完成，正在下载...",
+    "ToastsAsyncDemoStep3Text": "下载完成，自动关窗",
     "ToastsWarning": "警告通知",
+    "ToastsAsyncText": "线程阻塞通知示例",
     "ToastsCloseTitle": "Toast 手动关闭",
     "ToastsCloseIntro": "不会自动关闭，需要人工点击关闭按钮，可通过设置 <code>OnCloseAsync</code> 回调委托自定义关闭弹窗后事件",
     "ToastsCloseNotificationText": "成功通知",

src/BootstrapBlazor/Components/Toast/Toast.razor.cs

@@ -49,29 +49,27 @@ public partial class Toast
     /// <summary>
     /// 获得/设置 弹出框自动关闭时长
     /// </summary>
-    protected string? DelayString => Options.IsAutoHide ? Convert.ToString(Options.Delay) : null;
+    private string? DelayString => Options.IsAutoHide ? Options.Delay.ToString() : null;
 
     /// <summary>
-    /// 获得/设置 是否开启动画效果 
+    /// 获得/设置 是否开启动画效果
     /// </summary>
-    protected string? AnimationString => Options.Animation ? null : "false";
+    private string? AnimationString => Options.Animation ? null : "false";
 
     /// <summary>
     /// 获得/设置 ToastOption 实例
     /// </summary>
     [Parameter]
     [NotNull]
-#if NET6_0_OR_GREATER
     [EditorRequired]
-#endif
     public ToastOption? Options { get; set; }
 
     /// <summary>
     /// 获得/设置 Toast 实例
     /// </summary>
     /// <value></value>
     [CascadingParameter]
-    protected ToastContainer? ToastContainer { get; set; }
+    private ToastContainer? ToastContainer { get; set; }
 
     [Inject]
     [NotNull]
@@ -100,6 +98,19 @@ protected override void OnParametersSet()
         Options.ErrorIcon ??= IconTheme.GetIconByKey(ComponentIcons.ToastErrorIcon);
     }
 
+    /// <summary>
+    /// <inheritdoc/>
+    /// </summary>
+    protected override async Task OnAfterRenderAsync(bool firstRender)
+    {
+        await base.OnAfterRenderAsync(firstRender);
+
+        if (!firstRender)
+        {
+            await InvokeVoidAsync("update", Id);
+        }
+    }
+
     /// <summary>
     /// <inheritdoc/>
     /// </summary>

src/BootstrapBlazor/Components/Toast/Toast.razor.js

@@ -12,7 +12,7 @@ export function init(id, invoke, callback) {
             return toast.toast._config.autohide
         }
     }
-    Data.set(id, toast)
+    Data.set(id, toast);
 
     if (toast.showProgress()) {
         toast.progressElement = toast.element.querySelector('.toast-progress')
@@ -31,6 +31,25 @@ export function init(id, invoke, callback) {
     toast.toast.show()
 }
 
+export function update(id) {
+    const t = Data.get(id);
+    const { element, toast } = t;
+    const autoHide = element.getAttribute('data-bs-autohide') !== 'false';
+    if(autoHide) {
+        const delay = parseInt(element.getAttribute('data-bs-delay'));
+        const progressElement = element.querySelector('.toast-progress');
+
+        toast._config.autohide = autoHide;
+        toast._config.delay = delay;
+
+        progressElement.style.width = '100%';
+        progressElement.style.transition = `width linear ${delay / 1000}s`;
+        EventHandler.on(progressElement, 'transitionend', e => {
+           toast.hide();
+        });
+    }
+}
+
 export function dispose(id) {
     const toast = Data.get(id)
     Data.remove(id)

src/BootstrapBlazor/Components/Toast/ToastContainer.razor.cs

@@ -75,7 +75,12 @@ private async Task Show(ToastOption option)
                 return;
             }
         }
-        Toasts.Add(option);
+
+        // support update content
+        if (!Toasts.Contains(option))
+        {
+            Toasts.Add(option);
+        }
         await InvokeAsync(StateHasChanged);
     }