文件扫描界面 增加校正数据的功能 可以每次启动app检查

entry/src/main/ets/pages/ScanFilePage.ets

@@ -28,6 +28,8 @@ export struct ScanFilePage{
   // 新增状态变量
   @State currentInsertCount: number = 0 // 当前已扫描并插入的歌曲数量
   @State currentFilePath: string = '' // 当前正在处理的文件路径
+  @State invalidMusicCount: number = 0 // 无效音乐文件数量
+  @State isCorrecting: boolean = false // 是否正在校正数据
 
   context =  this.getUIContext().getHostContext() as common.UIAbilityContext
   // @StorageProp('mediaKuList')  mediaKuList: Array<VideoItem> = []; //媒体库文件
@@ -99,6 +101,12 @@ export struct ScanFilePage{
       lottie.pause()
     },88)
 
+    setTimeout(()=>{
+      // 显示校正数据对话框
+      this.showCorrectDataDialog(false)
+    },50000)
+
+
   }
   onColorModeChange() {
     this.isDarkMode = this.currentMode === ConfigurationConstant.ColorMode.COLOR_MODE_DARK
@@ -209,7 +217,19 @@ export struct ScanFilePage{
           .layoutWeight(1)
           .clickEffect({ level: ClickEffectLevel.MIDDLE,scale:0.6 })
 
-
+        Button({ type: ButtonType.Circle, stateEffect: true }) {
+          SymbolGlyph($r('sys.symbol.exclamationmark_circle'))
+            .attributeModifier(new SymbolGlyphFancyModifier(25, '', ''))
+        }
+        .attributeModifier(new ButtonFancyModifier(40, 40))
+        .animation({ duration: 300, curve: Curve.Ease })
+        .clickEffect({ level: ClickEffectLevel.MIDDLE,scale:0.6 })
+        .attributeModifier(new ShadowModifier())
+        .zIndex(0)
+        .onClick(() => {
+          // 显示校正数据对话框
+          this.showCorrectDataDialog(true)
+        })
       }
     }
     .padding({ top: this.topSafeHeight+10, left: 10, right: 10,bottom:12 })
@@ -444,6 +464,141 @@ export struct ScanFilePage{
     })
   }
 
+  /**
+   * 显示校正数据对话框
+   */
+  showCorrectDataDialog(isEmptyShowDialog:boolean) {
+    // 先查询无效音乐数量
+    this.checkInvalidMusicCount(isEmptyShowDialog)
+  }
+
+  /**
+   * 检查无效音乐数量并显示对话框
+   */
+  async checkInvalidMusicCount(isEmptyShowDialog:boolean) {
+    try {
+      const table: MediaTable = new MediaTable(this.context);
+      console.info('heanup ScanFilePage', `checkInvalidMusicCount`)
+      await new Promise<void>((resolve, reject) => {
+        table.getRdbStore(this.context,  (err:Error) => {
+          err ? reject(err) : resolve();
+        });
+      });
+      const allMusic = await this.queryAllLocalMusic(table);
+      console.info('heanup ScanFilePage', `查询到的所有音乐数量: ${allMusic.length}`)
+      let invalidCount = 0;
+      const invalidFilePaths: string[] = [];
+
+      for (const item of allMusic) {
+        // 检查是否是本地音乐（filePath包含包名）
+        if (item.filePath&&item.type===CommonConstants.TYPE_LOCAL && item.filePath.includes(this.packName)) {
+          const exists = await FileUtil.accessSync(item.filePath);
+          if (!exists) {
+            invalidCount++;
+            invalidFilePaths.push(item.filePath);
+          }
+        }
+      }
+
+      this.invalidMusicCount = invalidCount;
+      console.info('heanup ScanFilePage', `showCustomContentDialog`)
+      // 显示校正对话框
+      if(this.invalidMusicCount>0||isEmptyShowDialog){
+        DialogHelper.showCustomContentDialog({
+          dialogId: 'correctData',
+          title: "校正数据",
+          autoCancel: true,
+          backCancel: true,
+          contentBuilder: () => {
+            this.correctDataContentBuilder(invalidCount);
+          },
+          buttons: [],
+        });
+      }
+
+    } catch (error) {
+      Logger.error('heanup ScanFilePage', `检查无效音乐失败: ${JSON.stringify(error)}`);
+      ToastUtil.showToast('检查失败，请稍后重试');
+    }
+
+  }
+
+  /**
+   * 查询所有本地音乐
+   */
+  async queryAllLocalMusic(table: MediaTable): Promise<VideoItem[]> {
+    return new Promise((resolve, reject) => {
+      table.query(0, (result: VideoItem[]) => {
+        resolve(result);
+      }, true);
+    });
+  }
+
+  /**
+   * 执行校正数据
+   */
+  async doCorrectData() {
+    if (this.isCorrecting) {
+      return;
+    }
+
+    this.isCorrecting = true;
+    DialogHelper.closeDialog('correctData');
+
+    try {
+      const table: MediaTable = new MediaTable(this.context);
+      await new Promise<void>((resolve, reject) => {
+        table.getRdbStore(this.context,  (err:Error) => {
+          err ? reject(err) : resolve();
+        });
+      });
+      const allMusic = await this.queryAllLocalMusic(table);
+
+      let deletedCount = 0;
+      this.currentFilePath = '正在校正数据...';
+      this.textVisi = Visibility.Visible;
+
+      for (const item of allMusic) {
+        // 检查是否是本地音乐（filePath包含包名）
+        if (item.filePath && item.filePath.includes(this.packName)) {
+          const exists = await FileUtil.accessSync(item.filePath);
+          if (!exists) {
+            // 文件不存在，删除数据库记录
+            await new Promise<void>((resolve) => {
+              table.deleteDataFilePath(item.filePath, (success: boolean) => {
+                if (success) {
+                  deletedCount++;
+                  Logger.info('heanup ScanFilePage', `删除无效记录: ${item.filePath}`);
+                }
+                resolve();
+              });
+            });
+          }
+        }
+      }
+
+      this.currentFilePath = `校正完成！删除了 ${deletedCount} 条无效记录`;
+      this.currentInsertCount = deletedCount;
+
+      // 显示成功提示
+      setTimeout(() => {
+        ToastUtil.showToast(`校正完成，删除了 ${deletedCount} 条无效记录`);
+      }, 500);
+
+    } catch (error) {
+      Logger.error('heanup ScanFilePage', `校正数据失败: ${JSON.stringify(error)}`);
+      ToastUtil.showToast('校正失败，请稍后重试');
+      this.currentFilePath = '校正失败';
+    } finally {
+      this.isCorrecting = false;
+      setTimeout(() => {
+        this.currentFilePath = '';
+        this.currentInsertCount = 0;
+        this.textVisi = Visibility.Hidden;
+      }, 3000);
+    }
+  }
+
   @Builder
   customTipsBuilder(content: string) {
     Column() {
@@ -486,6 +641,64 @@ export struct ScanFilePage{
     .padding(10)
   }
 
+  @Builder
+  correctDataContentBuilder(invalidCount: number) {
+    Column() {
+      if (invalidCount > 0) {
+        Text(`发现 ${invalidCount} 条无效的音乐记录`)
+          .fontColor($r('app.color.text_color'))
+          .fontSize(16)
+          .margin({ bottom: 10 })
+
+        Text('这些音乐文件已被删除或移动，是否要清理这些无效记录？')
+          .fontColor(Color.Gray)
+          .fontSize(14)
+          .margin({ bottom: 20 })
+
+        Row() {
+          Button('取消')
+            .fontColor(Color.White)
+            .backgroundColor(Color.Gray)
+            .height(50)
+            .layoutWeight(1)
+            .clickEffect({level:ClickEffectLevel.LIGHT, scale: 0.7})
+            .margin({ right: 10 })
+            .onClick(() => {
+              DialogHelper.closeDialog('correctData');
+            })
+
+          Button('确定')
+            .fontColor(Color.White)
+            .backgroundColor(this.themeColor)
+            .height(50)
+            .layoutWeight(1)
+            .clickEffect({level:ClickEffectLevel.LIGHT, scale: 0.7})
+            .onClick(() => {
+              this.doCorrectData();
+            })
+        }
+        .width('100%')
+      } else {
+        Text('未发现无效的音乐记录')
+          .fontColor($r('app.color.text_color'))
+          .fontSize(16)
+          .margin({ bottom: 20 })
+
+        Button('确定')
+          .fontColor(Color.White)
+          .backgroundColor(this.themeColor)
+          .height(50)
+          .width('100%')
+          .clickEffect({level:ClickEffectLevel.LIGHT, scale: 0.7})
+          .onClick(() => {
+            DialogHelper.closeDialog('correctData');
+          })
+      }
+    }
+    .width("100%")
+    .padding(15)
+  }
+
 }