1

components/tab-bar/myCenter.vue

@@ -276,7 +276,7 @@
 				})
 			},
 			userName() {
-				return uni.getStorageSync('nickName') || uni.getStorageSync('nickname') || uni.getStorageSync('userName') || '张昊雯'
+				return uni.getStorageSync('nickName') || uni.getStorageSync('nickname') || uni.getStorageSync('userName') || '半径同学'
 			},
 			avatarText() {
 				return (this.userName || '张').slice(0, 1)
@@ -421,8 +421,24 @@
 			saveMyCenterImageCache(cache) {
 				uni.setStorageSync(MY_CENTER_IMAGE_CACHE_KEY, cache)
 			},
+			isSavedFileExists(filePath) {
+				if (!filePath || filePath.indexOf('__tmp__') !== -1) return false
+				try {
+					const fs = (uni.getFileSystemManager && uni.getFileSystemManager())
+						|| (typeof wx !== 'undefined' && wx.getFileSystemManager ? wx.getFileSystemManager() : null)
+					if (fs && fs.accessSync) {
+						fs.accessSync(filePath)
+						return true
+					}
+				} catch (e) {
+					return false
+				}
+				return true
+			},
 			isMyCenterImageCacheValid(cacheItem) {
-				return !!(cacheItem && cacheItem.path && cacheItem.path.indexOf('__tmp__') === -1 && Date.now() - Number(cacheItem.savedAt || 0) < MY_CENTER_IMAGE_CACHE_TTL)
+				return !!(cacheItem
+					&& Date.now() - Number(cacheItem.savedAt || 0) < MY_CENTER_IMAGE_CACHE_TTL
+					&& this.isSavedFileExists(cacheItem.path))
 			},
 			applyCachedMyCenterImages() {
 				const cache = this.getMyCenterImageCache()
@@ -433,6 +449,9 @@
 						this.$set(this.myCenterImages, key, cacheItem.path)
 						return
 					}
+					if (cacheItem && cacheItem.path) {
+						delete cache[imageUrl]
+					}
 					this.$set(this.myCenterImages, key, imageUrl)
 					this.cacheMyCenterImage(key, imageUrl)
 				})