苹果的头像更新

2025-07-23 19:49:08 +08:00
parent 41015eb0d7
commit 5fa80e7c00
6 changed files with 431 additions and 246 deletions
@@ -119,51 +119,111 @@ export const queryCurrentUser = (data) => request({
 	const base_url = get_base_url()
 	// 预加载头像
 	// #ifdef APP-PLUS
+	// 更新用户信息中的头像路径
 	const updateUserAvatar = (imagePath) => {
-		const userInfo = getUserInfo()
-		setUserInfo({
-			...userInfo,
-			'imagePath': imagePath
-		})
+	  const userInfo = getUserInfo()
+	  setUserInfo({
+	    ...userInfo,
+	    'imagePath': imagePath
+	  })
 	}
-
-	try {
-		const pathName = res.body.imageAddr
-		const url = base_url + pathName
-		// 生成唯一文件名，避免冲突
-		const filename = pathName.split('/').pop()
-		const localFilePath = '_downloads/' + filename
-		console.log('localFilePath', localFilePath, url);
-		// 先检查是否存在
-		uni.getFileInfo({
-			filePath: localFilePath,
-			success: () => {
-				console.log('头像已存在，无需下载');
-				updateUserAvatar(localFilePath)
-			},
-			fail: () => {
-				console.log('开始下载头像:', url);
-				const dtask = plus.downloader.createDownload(
-					url, {
-						method: 'GET',
-						filename: '_downloads/' + filename
-					},
-					(download, status) => {
-						if (status === 200) {
-							console.log('头像下载成功:', download.filename);
-							updateUserAvatar(download.filename)
-						}
-					}
-				)
-				dtask.start();
-			}
-		})
-
-
-	} catch (error) {
-		console.error('头像预加载过程发生错误:', error);
+	
+	// 确保目录存在
+	const ensureDirectoryExists = (dirPath) => {
+	  return new Promise((resolve) => {
+	    plus.io.requestFileSystem(plus.io.PRIVATE_DOC, (fs) => {
+	      fs.root.getDirectory(dirPath, { create: true }, resolve, resolve)
+	    })
+	  })
 	}
+	
+	// 生成唯一文件名
+	const generateUniqueFilename = (pathName) => {
+	  if (!pathName || typeof pathName !== 'string') {
+	    throw new Error('无效的头像路径');
+	  }
+	  
+	  // 直接使用原始文件名(带扩展名)
+	  const filename = pathName.split('/').pop();
+	  
+	  if (!filename) {
+	    throw new Error('无法从路径中提取文件名');
+	  }
+	  
+	  // 确保文件扩展名为.png (可选，根据实际需求)
+	  const ext = filename.split('.').pop().toLowerCase();
+	  if (ext === 'png' || ext === 'jpg' || ext === 'jpeg' || ext === 'webp') {
+	    return filename;
+	  }
+	  
+	  // 如果没有有效扩展名，添加.png
+	  return `${filename}.png`;
+	};
+	
+	// 下载并保存头像
+	const downloadAndSaveAvatar = async (fileUrl, localFilePath) => {
+	  try {
+	    await ensureDirectoryExists('avatar')
+	    
+	    return new Promise((resolve, reject) => {
+	      console.log('开始下载头像:', fileUrl)
+	      const dtask = plus.downloader.createDownload(fileUrl, {
+	        filename: localFilePath
+	      }, (d, status) => {
+	        if (status === 200) {
+	          console.log("保存路径：", d.filename)
+	          resolve(d.filename)
+	        } else {
+	          console.error("文件下载失败：", status)
+	          reject(new Error(`下载失败，状态码: ${status}`))
+	        }
+	      })
+	      
+	      dtask.start()
+	    })
+	  } catch (error) {
+	    console.error('创建目录失败:', error)
+	    throw error
+	  }
+	}
+	
+	// 检查文件是否存在
+	const checkFileExists = (filePath) => {
+	  return new Promise((resolve) => {
+	    uni.getFileInfo({
+	      filePath,
+	      success: () => resolve(true),
+	      fail: () => resolve(false)
+	    })
+	  })
+	}
+	
+	// 主逻辑
+	(async () => {
+	  try {
+	    const pathName = res.body.imageAddr
+	    const fileUrl = base_url + pathName
+	    
+	    // 生成保存路径
+	    const filename = generateUniqueFilename(pathName)
+	    const localFilePath = '_doc/avatar/' + filename
+	    
+	    // 检查文件是否存在
+	    const exists = await checkFileExists(localFilePath)
+	    
+	    if (exists) {
+	      console.log('头像已存在，无需下载')
+	      updateUserAvatar(localFilePath)
+	    } else {
+	      const savedPath = await downloadAndSaveAvatar(fileUrl, localFilePath)
+	      updateUserAvatar(savedPath)
+	    }
+	  } catch (error) {
+	    console.error('头像预加载过程发生错误:', error)
+	  }
+	})()
 	// #endif
+
 	return res.body
 })