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Commit 07ba46a7 authored by Ashwanth K's avatar Ashwanth K
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import React, { Component } from 'react'
import './forms.css'
import axios from 'axios';
export default class Borrow extends Component{
constructor(props){
super(props);
this.state = {
User_id: '',
name: '',
book_id: '',
object :{} ,
not_borrowed: true ,
exist: false ,
}
this.handleChange=this.handleChange.bind(this);
this.borrow=this.borrow.bind(this);
this.check = this.check.bind(this);
this.check1 = this.check1.bind(this);
this.check2 = this.check2.bind(this);
}
componentWillMount(){
this.setState({User_id:this.props.uid,name:this.props.uname});
}
handleChange (event) {
this.setState({ [event.target.name]: event.target.value});
}
check2(event){
axios.get('http://localhost:5000/borrower/'+this.state.User_id)
.then(response => {
console.log(response.data)
this.setState({object:response.data})
this.check1();
})
event.preventDefault();
}
check1(){
axios.get('http://localhost:5000/book')
.then(resp => {
resp.data.map((obj)=> {
if(obj._id===this.state.book_id){
this.setState({exist:true})
}
})
this.check();
})
}
check(){
axios.get('http://localhost:5000/borrower')
.then(resp => {
resp.data.map((obj)=>
{
if(obj.book_id===this.state.book_id){
this.setState({not_borrowed:false})
}
})
this.borrow();
})
}
borrow(){
if(this.state.exist){
console.log('exist : '+this.state.exist)
if(this.state.not_borrowed){
console.log('not borrowed : '+this.state.not_borrowed)
console.log(this.state.object)
if(this.state.object===null){
const user = {
user_id: this.state.User_id,
user_name: this.state.name,
book_id:this.state.book_id
}
axios.post('http://localhost:5000/borrower/add',user)
.then(window.alert("Borrowed Successfully!"))
.catch(console.error())
this.setState({exist:false})
}
else{
const user = {
user_id: this.state.User_id,
user_name: this.state.name,
book_id:this.state.book_id
}
axios.post('http://localhost:5000/borrower/update/'+this.state.User_id,user)
.then(window.alert("Borrowed Successfully!"))
.catch(console.error())
this.setState({exist:false})
}
}
else {
window.alert(this.state.book_id+' is already borrowed!')
this.setState({not_borrowed:true})
}
}
else {
window.alert(this.state.book_id+' doesnt exist! Use search button to find books')
}
}
render(){
return(
<div>
<h3 style={{fontFamily:"Roboto",marginLeft:"20px"}}>
<b>BORROW BOOK</b>
</h3>
<form>
<ul style={{listStyle:"none"}}>
<li><div>
<input type="text" placeholder="Book_id" name="book_id" onChange={this.handleChange} required/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</div></li>
<li><div>
<input type="submit" value="Borrow" onClick={this.check2}/></div></li>
</ul>
</form>
</div>
);
}
}
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