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index.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>FireBase Demo</title>
<script src="https://unpkg.com/axios/dist/axios.min.js"></script>
<link href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-GLhlTQ8iRABdZLl6O3oVMWSktQOp6b7In1Zl3/Jr59b6EGGoI1aFkw7cmDA6j6gD" crossorigin="anonymous">
<!-- <script src="./node_modules/axios/dist/axios.min.js"></script> -->
</head>
<body class="p-3 mb-2 bg-light text-dark">
<h1 align="center">Student Details</h1>
<form>
<label>Enter your Id</label>
<input class="form-control" type="text" id="ids" /><br />
<label>Enter your Roll Number</label>
<input class="form-control" type="text" id="roll" /><br />
<label>Enter your Name</label>
<input class="form-control" type="text" id="name" /><br />
<label>Enter your Email</label>
<input class="form-control" type="email" id="email" /><br />
<input class="btn btn-primary" type="button" value="save" id="btnRun" onclick="storeValues();" />
<input class="btn btn-info" type="button" value="search" id="btnSearch" onclick="searchValues();" />
<input class="btn btn-secondary" type="button" value="update" id="btnUpdate" onclick="updateValues();" />
<input class="btn btn-danger" type="button" value="delete" id="btnDelete" onclick="deleteValues();" />
<hr/>
<h2 align="center">Fetch All Student Details</h2>
<br><br>
<input type="button" class="btn btn-success" value="Fetch All" id="btnRun" onclick="fetchAllValues();" />
<ul>
<div id="student-data"></div>
</ul>
<script src="https://unpkg.com/axios/dist/axios.min.js"></script>
<script>
// @ts-nocheck
const storeValues= ()=>{
console.log(document.getElementById('ids').value);
console.log(document.getElementById('roll').value);
console.log(document.getElementById('name').value);
console.log(document.getElementById('email').value);
let studentDetails={
"id":document.getElementById('ids').value,
"roll":document.getElementById('roll').value,
"name":document.getElementById('name').value,
"email":document.getElementById('email').value,
}
console.log(studentDetails);
if((studentDetails.id===null||studentDetails.email===null||studentDetails.name===null||studentDetails.roll===null)||(studentDetails.id===''||studentDetails.email===''||studentDetails.name===''||studentDetails.roll===''))
alert("student details are incomplete")
else
{
axios
.post('https://studentdatabase-6ffa7-default-rtdb.firebaseio.com/students.json',studentDetails)
.then((res)=>console.log(res))
.then((err)=>console.log(err))
console.log("inside method");
textClear();
alert("successfully saved");
fetchAllValues();
}
}
const fetchAllValues = ()=>{
textClear();
let promise = axios.get('https://studentdatabase-6ffa7-default-rtdb.firebaseio.com/students.json');
promise.then(response=>{
let studentDetails=[];
let datas=response.data;
for(const key in datas)
{
studentDetails.push({...datas[key],ids:key})
}
console.log(studentDetails);
if(studentDetails.length==0)
alert("no data found");
document.getElementById('student-data').innerHTML=``;
for(const key in studentDetails)
{
document.getElementById('student-data').innerHTML += `<br>
<h6>Student index ${key}</h6>
<li>Id : ${studentDetails[key].id}</li>
<li>Rollno : ${studentDetails[key].roll}</li>
<li>Name : ${studentDetails[key].name}</li>
<li>Email : ${studentDetails[key].email} </li>
<hr/>
<br>`;
}
})
} // method ends here
const searchValues = ()=>{
let promise = axios.get('https://studentdatabase-6ffa7-default-rtdb.firebaseio.com/students.json');
var input =prompt("enter your id to search");
promise.then(response=>{
let studentDetails=[];
let datas=response.data;
for(const key in datas)
{
studentDetails.push({...datas[key],ids:key})
}
var count=0;
for(const key in studentDetails)
{
if(input===studentDetails[key].id)
{
count=1;
console.log(studentDetails[key]);
document.getElementById('ids').value=studentDetails[key].id;
document.getElementById('roll').value=studentDetails[key].roll;
document.getElementById('name').value=studentDetails[key].name;
document.getElementById('email').value=studentDetails[key].email;
}
}
if(count==0) alert ("search failed, please enter correct id");
})
}//method ends here
const deleteValues=()=>{
textClear();
var input =prompt("enter your id to delete");
let promise = axios.get('https://studentdatabase-6ffa7-default-rtdb.firebaseio.com/students.json');
promise.then(response=>{
let studentDetails=[];
let datas=response.data;
for(const key in datas)
{
studentDetails.push({...datas[key],ids:key})
}
var count=0;
for(const key in studentDetails)
{
if(input===studentDetails[key].id)
{
count=1;
let promise1 = axios
.delete('https://studentdatabase-6ffa7-default-rtdb.firebaseio.com/students/'+studentDetails[key].ids+'.json')
.then((res)=>console.log(res))
.then((err)=>console.log(err))
console.log("inside delete method");
alert("successfully deleted");
fetchAllValues();
}
}
if(count==0) alert('search failed, please enter correct id for deletion');
})
}
const textClear=()=>{
document.getElementById('ids').value='';
document.getElementById('roll').value='';
document.getElementById('name').value='';
document.getElementById('email').value='';
}// method ends here
const updateValues=()=>{
let promise = axios.get('https://studentdatabase-6ffa7-default-rtdb.firebaseio.com/students.json');
var input =document.getElementById('ids').value;
promise.then(response=>{
let studentDetails=[];
let datas=response.data;
for(const key in datas)
{
studentDetails.push({...datas[key],ids:key})
}
var count=0;
for(const key in studentDetails)
{
if(input===studentDetails[key].id)
{
count=1;
console.log(studentDetails[key]);
let studentDetailstemp={
"id":document.getElementById('ids').value,
"roll":document.getElementById('roll').value,
"name":document.getElementById('name').value,
"email":document.getElementById('email').value,
}
console.log(studentDetails);
axios
.put('https://studentdatabase-6ffa7-default-rtdb.firebaseio.com/students/'+studentDetails[key].ids+'.json',studentDetailstemp)
.then((res)=>console.log(res))
.then((err)=>console.log(err))
console.log("inside put method");
textClear();
alert("successfully updated");
fetchAllValues();
}
}
if(count==0) alert ("search failed, please enter correct id");
})
}
</script>
</body>
</html>