assingments/assignment9.html at main · Hashir311/assingments · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Library</title>
</head>
<body>
    <h1>LIBRARY MANAGEMENT</h1>
    <div id="line"></div><br>
    <div id="line"></div>
    <div id="inputs">
        <div id="add_inpt">
            <h2><b>Add Book</b></h2>
            <input id="bkname" type="text">
            <button onclick="add()">ADD</button>
            <p id="status1"></p>
        </div>
        <div id="search_inpt">
            <h2><b>Search Book</b></h2>
            <input id="bksearch" type="text">
            <button onclick="search()">SEARCH</button>
            <p id="status2"></p>
         </div>
    </div>
    <button onclick="record()">SEE ALL BOOKS</button>
    <p id="all_books"></p>

    <script>
        let books = {};
        function add(){
            document.getElementById("all_books").innerHTML=" ";
            document.getElementById("status2").innerHTML = " ";
            let bk = document.getElementById("bkname").value;
            if(bk==""){
                document.getElementById("status1").innerHTML = " ";
                alert("Enter a valid book name");
                return;
            }
            let b = bk.toLowerCase();
            let alrt = document.getElementById("status1");
            if(b in books){
                alrt.innerHTML = "...";
                setTimeout(function(){
                    alrt.style.color="red";
                    alrt.innerHTML = "Book already in records";
                },500)
            }
            else{
                books[b]=bk;
                alrt.innerHTML = "...";
                alrt.style.color="green";
                setTimeout(function(){
                    alrt.innerHTML = "Book added successfully";
                },500)
            }
            console.log(books);
        }
        function search(){
            document.getElementById("status1").innerHTML = " ";
            document.getElementById("all_books").innerHTML= " ";
            let bk = document.getElementById("bksearch").value;
            if(bk==""){
                document.getElementById("status2").innerHTML = " ";
                alert("Enter a valid search key");
                return;
            }
            let b = bk.toLowerCase();
            const func=(bb)=>{
                if(bb.includes(b)){
                    return books[bb];
                }
            }
            let c = Object.keys(books);
            res = c.filter(func);
            if(res.length>0){
                document.getElementById("status2").style.color = "green";
                document.getElementById("status2").innerHTML = "...";
                setTimeout(function(){
                    document.getElementById("status2").innerHTML = "The book(s) matching the search are:<br><b>"+res.join("<br>")+"</b>";
                },500)

            }
            else{
                document.getElementById("status2").style.color = "red";
                document.getElementById("status2").innerHTML = "...";
                setTimeout(function(){
                    document.getElementById("status2").innerHTML = "No match found";
                },500)

            }
        }

        function record(){
            document.getElementById("status2").innerHTML = " ";
            document.getElementById("status1").innerHTML = " ";
            let c = Object.values(books);
            if(c.length>0){
                document.getElementById("all_books").innerHTML= c.join("<br>");
            }
            else{
                document.getElementById("all_books").innerHTML= "Currently no books in library";
            }
        }
    </script>

    <style>
        body{
            text-align: center;
            background-color: darkkhaki;
        }

        #line{
            height:5px;
            width: auto;
            background-color: white;
        }
        h1{
            margin: 5px;
            padding: 1px;
            font-family: Impact, Haettenschweiler, 'Arial Narrow Bold', sans-serif;
            font-size: 80px;
        }
        #inputs{
            margin:40px;
            display:flex;
            justify-content: space-evenly;
        }
        input,
        button{
            height: 30px;
            border: none;
            border-radius: 5px;
        }
        #add_inpt,
        #search_inpt{
            text-align: center;
        }
        #status2{
            justify-content: left;
        }
    </style>

</body>
</html>