博客

router.js

  // 修改个人用户资料
  router.post('/user/update',controller.user.update);

app/controller/user.js

'use strict';

const Controller = require('egg').Controller;
const crypto = require('crypto');
class UserController extends Controller{
    // 注册
    async reg(){
        let {ctx,app} = this;
       // 参数验证
       ctx.validate({
          username:{type: 'string', required: true,range:{min:5,max:20},desc: '用户名'},
          password:{type: 'string', required: true, desc: '密码',
              defaultVal:{
                  set(val){
                    const hmac = crypto.createHash("sha256", app.config.crypto.secret);
                    hmac.update(val);
                    let hash = hmac.digest("hex");
                    this.setDataValue('password',hash);
                  }
              }
          },
          repassword:{type: 'string', required: true, desc: '确认密码'}
        },{
            equals:[
                ['password','repassword']
            ]
        });
    //   return  this.ctx.body = 123;
       let {username,password} = ctx.request.body;
       // 验证用户是否已存在
       if(await app.model.User.findOne({
           where:{
               username
           }
       })){
           ctx.throw(400,'用户名已存在');
       }
       // 创建用户
       const user = await app.model.User.create({
           username,
           password
       })
       return this.ctx.body=user;
       if(!user){
           ctx.throw(400,'创建用户失败');
       }
       ctx.apiSuccess(user);
    //   this.ctx.body ='注册';   
    }
    
    // 登录
    async login(){
        const {ctx,app} = this;
        // 参数验证
         ctx.validate({
          username:{type: 'string', required: true,desc: '用户名'},
          password:{type: 'string', required: true, desc: '密码'},
        });
        let {username,password} = ctx.request.body;
        //  验证用户是否已存在 验证用户状态是否禁用
        let user = await app.model.User.findOne({
            where:{
                username,
                status:1
            }
        });
        if(!user){
            ctx.throw(400,'用户不存在或用户已被禁用');
        };
        // 验证密码
        await this.checkPassword(password,user.password);
        
        user = JSON.parse(JSON.stringify(user));
     
        // 生成token
        let token = ctx.getToken(user);
        user.token = token;
        delete user.password;
        
        // 加入到缓存
        if(!await this.service.cache.set('user_'+user.id,token)){
            ctx.throw(400,'登录失败');
        }
        // 返回用户信息和token
        return ctx.apiSuccess(user);
    }
    
    // 验证密码
    async checkPassword(password, hash_password) {
        // 先对需要验证的密码进行加密
        const hmac = crypto.createHash("sha256", this.app.config.crypto.secret);
        hmac.update(password);
        password = hmac.digest("hex");
        let res = password === hash_password;
        if(!res){
            this.ctx.throw(400,'密码错误');
        }
        return true;
    }
    
    // 退出登录
    async logout() {
        const { ctx, service } = this;
        // 拿到当前用户id
        let current_user_id = ctx.authUser.id;
        // 移除redis当前用户信息
        if (!await service.cache.remove('user_' + current_user_id)) {
            ctx.throw(400, '退出登录失败');
        }
        ctx.apiSuccess('退出成功');
    }
    
    // 生成个人二维码
    async qrcode(){
      const {ctx,app} = this;
      ctx.qrcode(JSON.stringify({
          id: ctx.params.id,
          type: "user",
          event: "navigateTo"
      }));
    }
    
    // 修改个人资料
    async update(){
        const {ctx,app} = this;
        
        ctx.validate({
            avatar:{
                type:'url',
                required:false,
                defaultVal:'',
                desc:'头像'
            },
            nickname:{
                type:'string',
                required:false,
                defaultVal:'',
                desc:'昵称'
            }
        });
        let {avatar,nickname} = ctx.request.body;
        ctx.authUser.avatar = avatar;
        ctx.authUser.nickname = nickname;
        await ctx.authUser.save();
        
        return ctx.apiSuccess('ok');
    }
}


module.exports = UserController;

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