更新拍照项保留图片

take-order/pages/photo/list.vue

@@ -148,7 +148,6 @@
 				
 				const data = cache.getCache(this.systemId)
 				const globalData = getApp().globalData
-				
 				if (!globalData.cacheUpdate) { // 无需更新，读取缓存
 					this.loading = false
 					this.handleData(data.result)
@@ -174,21 +173,39 @@
 								title: res.result.error_msg
 							})
 						} else {
-							const data = {
-								classify_id: this.classifyId,
-								system_id: this.systemId,
-								brand_id: this.brandId,
-								loadTime: Date.now(),
-								result: res.result
-							}
-							cache.setCache(this.systemId, data)
-							that.handleData(res.result)
+							that.diffData(res.result)
 						}
 					}
 				})
 
 			},
-
+			diffData: function(result) {
+				const data = cache.getCache(this.systemId)
+				if (data) { // 只更新拍照项，不更新拍照的图片
+					const lists = data.result.map(v => v.list)
+					const photoLists = lists[0].concat(lists[1])
+					result.forEach(a => {
+						a.list.forEach(b => {
+							const row = photoLists.find(v => v._id === b._id)
+							if (row && row.imageList.length > 0) {
+								
+								b.imageList = row.imageList
+							}
+						})
+					})
+				} 
+				
+				const cacheData = {
+					classify_id: this.classifyId,
+					system_id: this.systemId,
+					brand_id: this.brandId,
+					loadTime: Date.now(),
+					result: result
+				}
+				cache.setCache(this.systemId, cacheData)
+				
+				this.handleData(result)
+			},
 			handleData: function(result) {
 				this.activeTop = 0
 				const globalData = getApp().globalData