Spring Boot 整合微信小程序实现登录与增删改查
程序员的成长之路
共 8633字,需浏览 18分钟
·
2020-07-28 12:40
阅读本文大概需要 8 分钟。
项目描述:在微信小程序中通过与Springboot操作数据库实现简单的增删改查,其中我是用springboot整合mybatis-plus 和mysql使用的。
1. 开发前准备
1.1 前置知识
java基础 SpringBoot简单基础知识
1.2 环境参数
开发工具:IDEA 基础环境:Maven+JDK8 主要技术:SpringBoot、lombok、mybatis-plus、mysql 、微信小程序 SpringBoot版本:2.2.6
2.开发者服务器
2.1 初始配置
<dependencies>
<dependency>
<groupId>org.springframework.bootgroupId>
<artifactId>spring-boot-starter-webartifactId>
dependency>
<dependency>
<groupId>org.mybatis.spring.bootgroupId>
<artifactId>mybatis-spring-boot-starterartifactId>
<version>2.1.1version>
dependency>
<dependency>
<groupId>org.springframework.bootgroupId>
<artifactId>spring-boot-starter-thymeleafartifactId>
dependency>
<dependency>
<groupId>com.alibabagroupId>
<artifactId>druidartifactId>
<version>1.1.14version>
dependency>
<dependency>
<groupId>mysqlgroupId>
<artifactId>mysql-connector-javaartifactId>
<version>5.1.42version>
<scope>runtimescope>
dependency>
<dependency>
<groupId>com.baomidougroupId>
<artifactId>mybatis-plus-boot-starterartifactId>
<version>3.1.0version>
dependency>
<dependency>
<groupId>org.projectlombokgroupId>
<artifactId>lombokartifactId>
<optional>trueoptional>
dependency>
<dependency>
<groupId>com.github.pagehelpergroupId>
<artifactId>pagehelper-spring-boot-starterartifactId>
<version>1.2.5version>
dependency>
<dependency>
<groupId>junitgroupId>
<artifactId>junitartifactId>
<scope>testscope>
dependency>
<dependency>
<groupId>org.springframework.bootgroupId>
<artifactId>spring-boot-starter-testartifactId>
<scope>testscope>
<exclusions>
<exclusion>
<groupId>org.junit.vintagegroupId>
<artifactId>junit-vintage-engineartifactId>
exclusion>
exclusions>
dependency>
dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.bootgroupId>
<artifactId>spring-boot-maven-pluginartifactId>
plugin>
plugins>
build>
project>
# Spring Boot 的数据源配置
spring:
datasource:
name: wx
url: jdbc:mysql://localhost:3306/wx_mini_program?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8
username: root
password: root
# 使用druid数据源
type: com.alibaba.druid.pool.DruidDataSource
driver-class-name: com.mysql.jdbc.Driver
filters: stat
maxActive: 20 initialSize: 1 maxWait: 60000 minIdle: 1 timeBetweenEvictionRunsMillis: 60000 minEvictableIdleTimeMillis: 300000 validationQuery: select 'x' testWhileIdle: true testOnBorrow: false testOnReturn: false poolPreparedStatements: true maxPoolPreparedStatementPerConnectionSize: 20 maxOpenPreparedStatements: 20 # mybatis-plus相关配置
mybatis-plus:
# xml扫描,多个目录用逗号或者分号分隔(告诉 Mapper 所对应的 XML 文件位置)
mapper-locations: classpath:mapper/*.xml
# 以下配置均有默认值,可以不设置
global-config:
db-config:
#主键类型 AUTO:"数据库ID自增" INPUT:"用户输入ID",ID_WORKER:"全局唯一ID (数字类型唯一ID)", UUID:"全局唯一ID UUID";
id-type: auto
#字段策略 IGNORED:"忽略判断" NOT_NULL:"非 NULL 判断") NOT_EMPTY:"非空判断"
field-strategy: NOT_EMPTY
#数据库类型
db-type: MYSQL
# 指定实体类的包
type-aliases-package: com.ckf.login_wx.entity
configuration:
# 是否开启自动驼峰命名规则映射:从数据库列名到Java属性驼峰命名的类似映射
map-underscore-to-camel-case: true
# 如果查询结果中包含空值的列,则 MyBatis 在映射的时候,不会映射这个字段
call-setters-on-nulls: true
# 这个配置会将执行的sql打印出来,在开发或测试的时候可以用
log-impl: org.apache.ibatis.logging.stdout.StdOutImpl
# PageHelper分页插件
pagehelper:
helperDialect: mysql
reasonable: true
supportMethodsArguments: true
params: count=countSql
2.2 小程序用户表
CREATE table users(
id int not null PRIMARY key auto_increment,
name varchar(255) not null,
age int not null );
insert into users value(null,'陈克锋',18);
insert into users value(null,'陈克帅',11);
insert into users value(null,'陈克兵',14); select * from users;
2.3 pojo
2.4 mapper
2.5 service
2.5 serviceImpl
2.6 controller
package com.ckf.login_wx.controller;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RestController;
import java.util.HashMap;
import java.util.Map; /**
* @author 安详的苦丁茶
* @date 2020/4/30 11:46 */ @RestController public class LoginController { /**
* 登录
* @param phone
* @param password
* @return */ @PostMapping("/doLogin") public Map doLogin(String phone, String password){
Map map = new HashMap(); if ((phone.equals("10086")&& password.equals("123456"))){
map.put("code",200);
map.put("result","登录成功");
System.out.println("登录成功");
}else {
map.put("result","no");
} return map;
}
}
package com.ckf.login_wx.controller;
import com.ckf.login_wx.entity.User;
import com.ckf.login_wx.servic.UserService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*; /**
* @author 安详的苦丁茶
* @date 2020/4/30 13:39 */ @RestController
@RequestMapping("/test") public class UserController {
@Autowired private UserService userService; /**
* 查询全部
* @return */ @GetMapping("/list") public Object list(){
System.out.println("查询成功"); return userService.list();
} /**
* 根据id删除
* @param id
* @return */ @GetMapping("/delete") public boolean delete(Integer id){
System.out.println("删除成功"); return userService.removeById(id);
} /**
* 根据id查询
* @param id
* @return */ @GetMapping("/byid") public Object byid(Integer id){
System.out.println("查询成功"); return userService.getById(id);
} /**
* 修改
* @param user
* @return */ @PostMapping("/update") public boolean update(@RequestBody User user){
System.out.println("修改成功"); return userService.updateById(user);
} /**
* 添加
* @param user
* @return */ @PostMapping("/add") public boolean add(@RequestBody User user){
System.out.println("添加成功"); return userService.save(user);
}
}
3. 微信小程序
3.1 初始配置
3.2 bing.wxml
<view>
<form bindsubmit='doLogin'>
<view class="inputView">
<label class="loginLabel">账号label>
<input name="phone" value='10086' class="inputText" placeholder="请输入账号" />
view>
<view class="line">view>
<view class="inputView">
<label class="loginLabel">密码label>
<input name="password" value='123456' class="inputText" password="true" placeholder="请输入密码" />
view>
<view class="line">view>
<view class='backColor'>
<button class="loginBtn" formType="submit" open-type='getUserInfo' >登录button>
view>
form>
view>
3.3 bing.js
3.3 list.wxml
<button class="add" type='primary' bindtap='addArea'>添加button>
<view class="container">
<view class='widget'>
<text class='column'>编号text>
<text class='column'>姓名text>
<text class='column'>年龄text>
<text class='link-column'>操作text>
view>
<scroll-view scroll-y="true">
<view>
<block wx:for='{{list}}'>
<view class='widget'>
<text class='column'>{{item.id}}text>
<text class='column'>{{item.name}}text>
<text class='column'>{{item.age}}text>
<view class='link-column'>
<navigator class='link' url='../operation/operation?id={{item.id}}'>编辑navigator> |
<text class='link' bindtap='deleteArea' data-areaid='{{item.id}}' data-areaname='{{item.name}}' data-index='{{index}}'>删除text>
view>
view>
block>
view>
scroll-view>
view>
3.4 list.js
// pages/list/list.js
Page({ /**
* 页面的初始数据 */ data: {
list:[]
}, /**
* 生命周期函数--监听页面加载 */ onLoad: function (options) {
}, /**
* 生命周期函数--监听页面初次渲染完成 */ onReady: function () {
}, /**
* 生命周期函数--监听页面显示 */ onShow: function () { var that=this;
wx.request({
url: 'http://localhost:8080/test/list',
method:'GET',
data:{},
success:function(res){ var list=res.data; if(list==null){ var toastText='获取数据失败';
wx.showToast({
title: toastText,
icon:'',
duration:2000 //弹出时间
})
}else{
that.setData({
list:list
})
}
}
})
}, /**
* 生命周期函数--监听页面隐藏 */ onHide: function () {
}, /**
* 生命周期函数--监听页面卸载 */ onUnload: function () {
}, /**
* 页面相关事件处理函数--监听用户下拉动作 */ onPullDownRefresh: function () {
}, /**
* 页面上拉触底事件的处理函数 */ onReachBottom: function () {
}, /**
* 用户点击右上角分享 */ onShareAppMessage: function () {
},
addArea:function(){
wx.navigateTo({
url:'../operation/operation' })
},
deleteArea: function (e) { var that=this;
wx.showModal({
title: '提示',
content: '确定要删除[' + e.target.dataset.areaname +']吗?',
success:function(sm){ if(sm.confirm){
wx.request({
url: 'http://localhost:8080/test/delete',
data: { id: e.target.dataset.areaid},
method:'GET',
success:function(res){ var result=res.statusCode; var toastText="删除成功"; if(result!=200){
toastText = "删除失败";
}else{
that.data.list.splice(e.target.dataset.index,1);
that.setData({
list:that.data.list
});
}
wx.showToast({
title: toastText,
icon:'',
duration:2000 });
}
})
}
}
})
}
})
3.5 app.json
{ "pages": [ "pages/bind/bind", "pages/list/list", "pages/logs/logs", "pages/operation/operation", "pages/index/index" ], "window": { "backgroundColor": "#F6F6F6", "backgroundTextStyle": "light", "navigationBarBackgroundColor": "#29d", "navigationBarTitleText": "login", "navigationBarTextStyle": "black" }, "sitemapLocation": "sitemap.json", "style": "v2" }
4. 测试
推荐阅读:
微信扫描二维码,关注我的公众号
朕已阅
评论