From d41f1f707dc643b726a42b9d2a63b186dd9e4f28 Mon Sep 17 00:00:00 2001
From: liukangdong <898885815@qq.com>
Date: 星期二, 06 八月 2024 16:12:38 +0800
Subject: [PATCH] ll

---
 wechat_jiaxuan/components/disCase/index.js |  146 +++++++++++++++++++++++++++++++++++++++---------
 1 files changed, 118 insertions(+), 28 deletions(-)

diff --git a/wechat_jiaxuan/components/disCase/index.js b/wechat_jiaxuan/components/disCase/index.js
index 0c52299..7769bf1 100644
--- a/wechat_jiaxuan/components/disCase/index.js
+++ b/wechat_jiaxuan/components/disCase/index.js
@@ -1,4 +1,6 @@
 import { getCataLogTagList, getZhongTaiWholecasePage, actionDo } from '../../api/index'
+import { eventBus } from '../../utils/eventBus'
+let touchDot = 0
 Component({
   /**
    * 缁勪欢鐨勫睘鎬у垪琛�
@@ -7,11 +9,15 @@
     menuButtonInfo: Object
   },
   data: {
+    // 鍔ㄧ敾
+    showTouch: true,
+    animationData: {},
+
     activeIndex: -1,
     activeParam: [],
     selParam: '',
     tagCodes: [],
-
+    isLoading :false,
 
     cateList: [],
     dataList: [],
@@ -22,10 +28,74 @@
     sortType: '',
     catalogCode: 'whole_case'
   },
+  pageLifetimes: {
+    show: function() {
+      // 椤甸潰琚睍绀�
+      console.log('缁勪欢琚睍绀�');
+      eventBus.once('caseDeBack', (info) => {
+        const dataList = this.data.dataList
+        dataList.forEach(item => {
+          if(item.id === info.id){
+            if(item.isCollection != info.isCollection){
+              if(!item.isCollection){ 
+                item.collectCount = (item.collectCount || 0)+1
+              }else if(item.collectCount >0){
+                item.collectCount = (item.collectCount || 0)-1
+              }             
+            }
+            item.isCollection = info.isCollection
+            item.viewCount ++
+          }
+        })
+        this.setData({ dataList })
+      })
+    },
+  },
   attached() {
     this.getCatelist()
+    this.getList()
+    this.animation = wx.createAnimation({
+      duration: 600,
+      timingFunction: 'ease',
+    });
   },
   methods: {
+    bindscrolltoupper() {
+      this.setData({ showTouch: true })
+      this.fadeIn();
+    },
+    touchstart(e){
+      touchDot = e.detail.scrollTop;
+    },
+    touchmove(e) {
+      var touchMove = e.detail.scrollTop;
+      if(touchDot - touchMove > 16){
+        touchDot = touchMove
+        this.fadeOut();
+      }
+      if(touchDot - touchMove > 16){
+        touchDot = touchMove
+        setTimeout(() => {
+          this.setData({ showTouch: true })
+          this.fadeIn();
+        }, 200)
+      }
+    },
+    fadeIn: function () {
+      this.animation.opacity(1).step();
+      this.setData({
+        animationData: this.animation.export()
+      });
+    },
+    fadeOut: function () {
+      this.animation.opacity(0).step();
+      this.setData({
+        animationData: this.animation.export()
+      });
+      setTimeout(() => {
+        this.setData({ showTouch: false });
+      }, 200); // 鍔ㄧ敾鎸佺画鏃堕棿
+    },
     getCatelist() {
       const { catalogCode } = this.data
       getCataLogTagList({
@@ -35,23 +105,26 @@
           this.setData({
             cateList: res.data
           })
-          setTimeout(() => {
-            this.getList()
-          }, 300)
         }
       })
     },
     getList() {
+      if(this.data.isLoading){
+        return
+      }
+      this.setData({isLoading:true})
       const { sortType, query, tagCodes, pageNum, pageSize, catalogCode } = this.data
       getZhongTaiWholecasePage({
         catalogCode, pageNum, pageSize, tagCodes, sortType, query
       }).then(res => {
-        if (res.data) {
+        if (res.data && res.data.records) {
           this.setData({
             total: res.data.total,
             dataList: [...this.data.dataList, ...res.data.records],
           })
         }
+      }).finally(()=>{
+        this.setData({isLoading:false})
       })
     },
     scrolltolower() {
@@ -90,48 +163,65 @@
       })
     },
     tagClick(e) {
+      if(this.data.isLoading){
+        return
+      }
       const code = e.currentTarget.dataset.code
       const paramIndex = e.currentTarget.dataset.index
       const { cateList, tagCodes, activeParam, activeIndex } = this.data
       const index = tagCodes.indexOf(code)
 
-      if (index === -1) {
-        // 鍚宲aram閲宑ode閲嶅
-        if (activeParam && activeParam.length > 0) {
-          activeParam.forEach(item => {
-            const indexTemp = tagCodes.indexOf(item.labelValueCode)
-            if (indexTemp > -1) {
-              tagCodes.splice(indexTemp, 1)
-            }
-          })
-        }
-        tagCodes.push(code)
-        cateList[activeIndex].paramIndex = paramIndex
-        cateList[activeIndex].paramName = activeParam[paramIndex].labelValueName
+      if (cateList[activeIndex].tempParamIndex==null ||     cateList[activeIndex].tempParamIndex != paramIndex) {
+        // // 鍚宲aram閲宑ode閲嶅
+        // if (activeParam && activeParam.length > 0) {
+        //   activeParam.forEach(item => {
+        //     const indexTemp = tagCodes.indexOf(item.labelValueCode)
+        //     if (indexTemp > -1) {
+        //       tagCodes.splice(indexTemp, 1)
+        //     }
+        //   })
+        // }
+        // tagCodes.push(code)
+        cateList[activeIndex].tempParamIndex = paramIndex
+        cateList[activeIndex].tempParamName = activeParam[paramIndex].labelValueName
+        cateList[activeIndex].tempParamCode = code
       } else {
-        tagCodes.splice(index, 1)
-        cateList[activeIndex].paramIndex = -1
-        cateList[activeIndex].paramName = ''
+        // tagCodes.splice(index, 1)
+        cateList[activeIndex].tempParamIndex = -1
+        cateList[activeIndex].tempParamName = null
+        cateList[activeIndex].tempParamCode = null
       }
-      this.setData({ pageNum: 1, dataList: [], total: 0 })
-      this.setData({ tagCodes, cateList })
+      // this.setData({ pageNum: 1, dataList: [], total: 0 })
+      this.setData({cateList })
       console.log('tagCodes', tagCodes)
     },
     cancelParam() {
+    
       const { cateList } = this.data
       cateList.forEach(item => {
-        item.paramIndex = -1
-        item.paramName = item.paramName || ''
+        item.tempParamIndex =item.paramIndex
+        item.tempParamName =item.paramName 
+        item.tempParamCode =item.paramCode
       })
-      this.setData({ tagCodes: [], activeParam: [], cateList, activeIndex: -1 })
+      this.setData({ activeParam: [],cateList , activeIndex: -1 })
     },
     bindblur() {
       this.setData({ pageNum: 1, dataList: [], total: 0 })
       this.getList()
     },
-    subParam() {
+    subParam() { 
       this.setData({ activeParam: [] })
-      this.setData({ pageNum: 1, activeIndex: -1, dataList: [], total: 0 })
+      const { cateList } = this.data
+      var codes = []
+      cateList.forEach(item => {
+        item.paramIndex =item.tempParamIndex
+        item.paramName =item.tempParamName 
+        item.paramCode =item.tempParamCode
+        if(item.paramIndex >-1 && item.paramCode){
+          codes.push(item.paramCode)
+        }
+      })
+      this.setData({tagCodes:codes, pageNum: 1, activeIndex: -1, dataList: [], total: 0 })
       this.getList()
     },
     changeShowParams(e) {

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