refactor(app): 优化登录页面和对话框逻辑

- 修改登录页面布局，增加 SafeView 组件
- 优化用户不存在时的提示对话框
- 调整未签名批次视图的加载逻辑
- 重构 ToolsHelper 中的对话框显示逻辑
- 修改 API 配置的 showLog属性

src/main/ets/ContextConfig.ets

@@ -28,7 +28,10 @@ export class GlobalContext {
   static popUIContext(): void {
     globalThis._uiUIContext.splice(globalThis._uiUIContext.length-1,1)
   }
-  static getUiContext(): UIContext {
+  static getUiContext(): UIContext|undefined {
+    if (globalThis._uiUIContext === undefined) {
+      return undefined;
+    }
     return globalThis._uiUIContext[globalThis._uiUIContext.length-1];
   }
 }

src/main/ets/utils/ToolsHelper.ets

@@ -295,7 +295,7 @@ export class ToolsHelper {
   static closeAlertDialog(dialogTag: string) {
     if (ToolsHelper.mapAlertDialog.get(dialogTag)) {
       try {
-        GlobalContext.getUiContext().getPromptAction().closeCustomDialog(ToolsHelper.mapAlertDialog.get(dialogTag))
+        GlobalContext.getUiContext()?.getPromptAction().closeCustomDialog(ToolsHelper.mapAlertDialog.get(dialogTag))
       } catch (err) {
       }
       ToolsHelper.mapAlertDialog.remove(dialogTag)
@@ -309,34 +309,45 @@ export class ToolsHelper {
   static showAlertDialog(options: AlertOptions) {
     const dialogTag = ToolsHelper.getUuid()
     const ui = GlobalContext.getUiContext()
-    const c = new ComponentContent(ui, wrapBuilder(alertDialogBuilder),
-      new AlertBean({ title: options.title, msg: options.msg, confirm: options.action }, dialogTag))
-    ui.getPromptAction().openCustomDialog(c, {
-      autoCancel: false
-    }).then(() => {
-      ToolsHelper.mapAlertDialog.set(dialogTag, c)
-    }).catch(() => {
-      try {
-        promptAction.showDialog({
-          alignment: DialogAlignment.Center,
-          title: options.title,
-          message: options.msg,
-          buttons: [{
-            text: options.action?.text ?? "确定",
-            color: options.action?.color ?? "#000000",
-          }]
+    if (ui) {
+      const c = new ComponentContent(ui, wrapBuilder(alertDialogBuilder),
+        new AlertBean({ title: options.title, msg: options.msg, confirm: options.action }, dialogTag))
+      ui.getPromptAction().openCustomDialog(c, {
+        autoCancel: false
+      }).then(() => {
+        ToolsHelper.mapAlertDialog.set(dialogTag, c)
+      }).catch(() => {
+        ToolsHelper.showCommonAlert(options)
+      })
+    } else {
+      ToolsHelper.showCommonAlert(options)
+    }
+  }
+
+  private static showCommonAlert(options: AlertOptions) {
+    try {
+      promptAction.showDialog({
+        alignment: DialogAlignment.Center,
+        title: options.title,
+        message: options.msg,
+        buttons: [{
+          text: options.action?.text ?? "确定",
+          color: options.action?.color ?? "#000000",
+        }]
+      })
+        .then(() => {
+          options.action?.onClick && options.action?.onClick()
         })
-          .then(() => {
-            options.action?.onClick && options.action?.onClick()
-          })
-          .catch((err: Error) => {
+        .catch((err: Error) => {
+          if (err.message === 'cancel') {
+          } else {
             ToolsHelper.showMessage(err.message)
-          })
-      } catch (error) {
-        let message = (error as BusinessError).message
-        ToolsHelper.showMessage(message)
-      }
-    })
+          }
+        })
+    } catch (error) {
+      let message = (error as BusinessError).message
+      ToolsHelper.showMessage(message)
+    }
   }
 
   /**
@@ -347,47 +358,59 @@ export class ToolsHelper {
 
     const dialogTag = ToolsHelper.getUuid()
     const ui = GlobalContext.getUiContext()
-    const c = new ComponentContent(ui, wrapBuilder(alertDialogBuilder),
-      new AlertBean({
-        title: options.title,
-        msg: options.msg,
-        cancel: options.cancel ?? {},
-        confirm: options.confirm
-      }, dialogTag))
-    ui.getPromptAction().openCustomDialog(c, {
-      autoCancel: false
-    }).then(() => {
-      ToolsHelper.mapAlertDialog.set(dialogTag, c)
-    }).catch(() => {
-      try {
-        promptAction.showDialog({
-          alignment: 1,
+    if (ui) {
+      const c = new ComponentContent(ui, wrapBuilder(alertDialogBuilder),
+        new AlertBean({
           title: options.title,
-          message: options.msg,
-          buttons: [{
-            text: options.cancel?.text ?? "取消",
-            color: options.cancel?.color ?? "#666666",
-          }, {
-            text: options.confirm?.text ?? "确定",
-            color: options.confirm?.color ?? "#000000",
-          },]
+          msg: options.msg,
+          cancel: options.cancel ?? {},
+          confirm: options.confirm
+        }, dialogTag))
+      ui.getPromptAction().openCustomDialog(c, {
+        autoCancel: false
+      }).then(() => {
+        ToolsHelper.mapAlertDialog.set(dialogTag, c)
+      }).catch(() => {
+        ToolsHelper.showCommonConfirm(options)
+      })
+    } else {
+      ToolsHelper.showCommonConfirm(options)
+    }
+
+  }
+
+  static showCommonConfirm(options: ConfirmOptions) {
+    try {
+      promptAction.showDialog({
+        alignment: 1,
+        title: options.title,
+        message: options.msg,
+        buttons: [{
+          text: options.cancel?.text ?? "取消",
+          color: options.cancel?.color ?? "#666666",
+        }, {
+          text: options.confirm?.text ?? "确定",
+          color: options.confirm?.color ?? "#000000",
+        },]
+      })
+        .then((data) => {
+          if (data.index === 0) {
+            options.cancel?.onClick && options.cancel.onClick()
+          } else {
+            options.confirm?.onClick && options.confirm.onClick()
+          }
         })
-          .then((data) => {
-            if (data.index === 0) {
-              options.cancel?.onClick && options.cancel.onClick()
-            } else {
-              options.confirm?.onClick && options.confirm.onClick()
-            }
-          })
-          .catch((err: Error) => {
+        .catch((err: Error) => {
+          if (err.message === 'cancel') {
+            options.cancel?.onClick && options.cancel.onClick()
+          } else {
             ToolsHelper.showMessage(err.message)
-          })
-      } catch (error) {
-        let message = (error as BusinessError).message
-        ToolsHelper.showMessage(message)
-      }
-    })
-
+          }
+        })
+    } catch (error) {
+      let message = (error as BusinessError).message
+      ToolsHelper.showMessage(message)
+    }
   }
 
   public static mapDialog = new HashMap<string, number>()

src/main/ets/view/SafeView.ets

@@ -30,7 +30,7 @@ export struct SafeView {
   @Prop hideBack: boolean
   // 是否显示浅色返回按钮
   @Prop lightBack: boolean
-  // 是否显示返回按钮
+  // 是否显示导航栏
   @Prop hideNavBar: boolean
   /**
    * 是否显示左侧角标,存在onClickLeft时生效
@@ -42,7 +42,7 @@ export struct SafeView {
   @Prop showBadgeRight: boolean;
   // 设置返回按钮事件，如果hideBack为true，该事件无效
   onBackEvent?: () => void
-  // 设置返回按钮事件
+  // 设置导航栏点击事件
   @Prop onClickLeft: TitleBarBtn
   @Prop onClickRight: TitleBarBtn
   // 设置导航栏底下标题