這篇文章給大家分享的是有關(guān)微信小程序中如何實現(xiàn)ecshop地址三級聯(lián)動的內(nèi)容。小編覺得挺實用的,因此分享給大家做個參考,一起跟隨小編過來看看吧。

微信小程序如何實現(xiàn)ecshop地址3級聯(lián)動
picker標簽,官方給出的實例:
<view class="section">
<view class="section__title">地區(qū)選擇器</view>
<picker bindchange="bindPickerChange" value="{{index}}" range="{{array}}">
<view class="picker">
當前選擇:{{array[index]}}
</view>
</picker>
</view>
Page({
data: {
array: ['美國', '中國', '巴西', '日本'],
index: 0,
},
bindPickerChange: function(e) {
console.log('picker發(fā)送選擇改變,攜帶值為', e.detail.value)
this.setData({
index: e.detail.value
})
},
})wxml頁面:
<view class="add-list under-line" >
<view class="add-lab">收貨地址</view>
<view class="add-text">
<picker class="w-3" bindchange="bindPickerProvince" value="{{provinceIndex}}" range="{{province}}" >
<view class="picker">{{province[provinceIndex]}}</view>
</picker>
<picker class="w-3" bindchange="bindPickerCity" value="{{cityIndex}}" range="{{city}}" >
<view class="picker">{{city[cityIndex]}}</view>
</picker>
<picker class="w-3" bindchange="bindPickerDistrict" value="{{districtIndex}}" range="{{district}}" >
<view class="picker">{{district[districtIndex]}}</view>
</picker>
</view>
</view>js頁面:
var app = getApp()
Page({
data:{
motto: 'jxcat',
serverUrl: app.globalData.ajaxUrl,
baseUrl: app.globalData.baseUrl,
title: "收貨地址",
address_id: "",
address: "",
province:[],
province_id: [], //后臺返回的數(shù)據(jù)對應(yīng) region_id city,district 與此相同
province_name: [], //后臺返回的數(shù)據(jù)對應(yīng) region_name
provinceIndex: 0, //wxml頁面選擇的選項,從0開始
provinceId: 0, //根據(jù)wxml頁面選擇的選項獲取到province_id: []對應(yīng)的region_id
city:[].
city_id: [],
city_name: [],
cityIndex: 0,
cityId: 0,
district:[],
district_id: [],
district_name: [],
districtIndex: 0,
districtId: 0,
},
onLoad:function(options){
// 頁面初始化 options為頁面跳轉(zhuǎn)所帶來的參數(shù)
var that = this
var get_data
wx.checkSession({
success: function(){
//登錄態(tài)未過期
wx.getStorage({
key: 'wcx_session',
success: function(sres) {
get_data = {
m: 'api',
c: 'user' ,
a: 'edit_address',
wcx_session: sres.data,
}
if(options.act == 'edit'){
get_data = {
m: 'api',
c: 'user' ,
a: 'edit_address',
id: options.id,
wcx_session: sres.data,
}
}
wx.request({
url: app.globalData.ajaxUrl,
data: get_data,
header: {
'content-type': 'application/json'
},
success: function(res) {
if(options.act == "edit"){
that.data.provinceId = res.data.consignee.province
that.data.cityId = res.data.consignee.city
that.data.districtid = res.data.consignee.district
}
for(var i=0; i<res.data.province_list.length; i++){{
that.data.province_id[i] = res.data.province_list[i].region_id //把region_id存入province_id
that.data.province_name[i] = res.data.province_list[i].region_name //把region_name存入province_name
if(res.data.consignee.province == res.data.province_list[i].region_id){
that.data.provinceIndex = i
}
}}
for(var i=0; i<res.data.city_list.length; i++){{
that.data.city_id[i] = res.data.city_list[i].region_id
that.data.city_name[i] = res.data.city_list[i].region_name
if(res.data.consignee.city == res.data.city_list[i].region_id){
that.data.cityIndex = i
}
}}
for(var i=0; i<res.data.district_list.length; i++){{
that.data.district_id[i] = res.data.district_list[i].region_id
that.data.district_name[i] = res.data.district_list[i].region_name
if(res.data.consignee.district == res.data.district_list[i].region_id){
that.data.districtIndex = i
}
}}
that.data.address_id = options.id
that.setData({
consignee: res.data.consignee,
province: that.data.province_name,
provinceIndex: that.data.provinceIndex,
city: that.data.city_name,
cityIndex: that.data.cityIndex,
district: that.data.district_name,
districtIndex: that.data.districtIndex
})
}
})
//request
}
})
},
fail: function(){
//登錄態(tài)過期
wx.login()
}
})
},
bindPickerProvince: function(event){
var that = this
var getId = event.detail.value //獲取到wxml選擇的選項對應(yīng)的下標,從0開始
that.data.provinceId = that.data.province_id[getId] //根據(jù)獲取到的下標獲取到region_name對應(yīng)的region_id
wx.request({
url: app.globalData.ajaxUrl,
data: {
m: 'api',
c: 'public' ,
a: 'region',
rtype: 2,
rparent: that.data.provinceId,
},
header: {
'content-type': 'application/json'
},
success: function(res){
for(var i=0; i<res.data.regions.length; i++){{
that.data.city_id[i] = res.data.regions[i].region_id
that.data.city_name[i] = res.data.regions[i].region_name
}}
that.setData({
city: that.data.city_name,
provinceIndex: getId,
})
},
})
},
bindPickerCity: function(event){
var that = this
var getId = event.detail.value
that.data.cityId = that.data.city_id[getId]
wx.request({
url: app.globalData.ajaxUrl,
data: {
m: 'api',
c: 'public' ,
a: 'region',
rtype: 3,
rparent: that.data.cityId,
},
header: {
'content-type': 'application/json'
},
success: function(res){
for(var i=0; i<res.data.regions.length; i++){{
that.data.district_id[i] = res.data.regions[i].region_id
that.data.district_name[i] = res.data.regions[i].region_name
}}
that.setData({
district: that.data.district_name,
cityIndex: getId,
})
},
})
},
bindPickerDistrict: function(event){
var that = this
var getId = event.detail.value
that.data.districtId = that.data.district_id[getId]
that.setData({
districtIndex: getId,
})
},
formSubmit: function(event) {
var that = this
wx.checkSession({
success: function(){
//登錄態(tài)未過期
wx.getStorage({
key: 'wcx_session',
success: function(sres) {
wx.request({
url: app.globalData.ajaxUrl,
data: {
m: 'api',
c: 'user' ,
a: 'add_address',
address_id: that.data.address_id,
province: that.data.provinceId, // wxml頁面選擇的地址對應(yīng)的 region_id
city: that.data.cityId,
district: that.data.districtId,
address: event.detail.value.address,
consignee: event.detail.value.consignee,
mobile: event.detail.value.mobile,
zipcode: event.detail.value.zipcode,
wcx_session: sres.data,
},
header: {
'content-type': 'application/json'
},
success: function(res) {
console.log(res)
wx.redirectTo({
url: 'address'
})
}
})
//request
}
})
},
fail: function(){
//登錄態(tài)過期
wx.login()
}
})
},
})感謝各位的閱讀!關(guān)于“微信小程序中如何實現(xiàn)ecshop地址三級聯(lián)動”這篇文章就分享到這里了,希望以上內(nèi)容可以對大家有一定的幫助,讓大家可以學(xué)到更多知識,如果覺得文章不錯,可以把它分享出去讓更多的人看到吧!
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文章題目:微信小程序中如何實現(xiàn)ecshop地址三級聯(lián)動-創(chuàng)新互聯(lián)
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