const express=require('express');
const app=express();
const fs=require('fs');
app.listen(8080,()=>console.log('开启'))
app.use(express.static('public',{index:"index.html"}))
app.use(express.json())
//登录
app.post('/api/login',(req,res)=>{
    let {user,pass}=req.body;
    let data=JSON.parse(fs.readFileSync('mock/user.json'));
    let flay=data.some(item=>item.user===user&&item.pass===pass);
    if(flay){
        res.send({
            code:1
        })
    }else{
        res.send({
            code:0
        })
    }
})
//注册
app.post('/api/list',(req,res)=>{
    let {user,pass}=req.body;
    let data=JSON.parse(fs.readFileSync('mock/user.json'));
    let flay=data.some(item=>item.user===user);
    if(flay){
        res.send({
            code:0
        })
    }else{
        data.push(req.body)
        fs.writeFileSync('mock/user.json',JSON.stringify(data))
        res.send({
            code:1
        })
    }
})
//渲染数据
app.post('/api/re',(req,res)=>{
    let data=JSON.parse(fs.readFileSync('mock/list.json'))
    res.send(data)
})
//模糊搜索
app.post('/api/sou',(req,res)=>{
    let{val}=req.body;
    let data=JSON.parse(fs.readFileSync('mock/list.json'));
    let arr=data.filter(item=>item.id.includes(val)||item.name.includes(val)||item.age.toString().includes(val))
    res.send(arr)
})

//删除
app.post('/api/shan',(req,res)=>{
    let {id}=req.body
    let data=JSON.parse(fs.readFileSync('mock/list.json'))
        data=data.filter(item=>item.id!==id)
     let flay= fs.writeFileSync('mock/list.json',JSON.stringify(data))
     if(flay){
         res.send({
             code:0
         })
     }else{
        res.send({
            code:1
        }) 
     }
})
//提交
app.post('/api/ti',(req,res)=>{
    let data=JSON.parse(fs.readFileSync('mock/list.json'))
    data.push(req.body)
 fs.writeFileSync('mock/list.json',JSON.stringify(data))
    res.send({code:1})
})