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script.js
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script.js
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let beep = document.getElementById("beep");
let search = document.getElementById("search");
let message = document.getElementById("message");
let searchURL = document.getElementById("searchURL");
let rotateCam = document.getElementById("rotate-cam");
let copyButtonBox = document.getElementById("copy-button");
let cameraMode = "environment";
let interval = 0;
// code for open camera and loop scannig of QR code..
const video = document.getElementById('video');
navigator.mediaDevices.getUserMedia({ video: { facingMode: cameraMode } })
.then(function (stream) {
video.srcObject = stream;
video.play();
message.style.color = "black";
message.style.backgroundColor = "transperant";
message.innerHTML = "Scan   [QR Code]";
})
.catch(function (err) {
console.error('Error accessing the camera.', err);
message.style.color = "white";
message.style.backgroundColor = "red";
message.innerHTML = "Note:- *Camera Access is denied by your device!!!";
});
video.addEventListener('play', function () {
const canvas = document.createElement('canvas');
const context = canvas.getContext('2d');
interval = setInterval(function () {
canvas.width = video.videoWidth;
canvas.height = video.videoHeight;
context.drawImage(video, 0, 0, canvas.width, canvas.height);
const imageData = context.getImageData(0, 0, canvas.width, canvas.height);
const code = jsQR(imageData.data, imageData.width, imageData.height, {
inversionAttempts: 'dontInvert',
});
if (code) {
if (code.data == "") {
console.log('Scaned Empty');
}
else if (search.innerHTML.trim() == '') {
search.innerHTML = code.data;
console.log('QR Code detected:', code.data);
search.style.height = '40px';
var searchHeight = search.scrollHeight;
search.style.height = searchHeight + 'px';
beep.play();
navigator.vibrate([200]);
}
else if (search.innerHTML.trim() !== '') {
if (search.innerHTML == code.data) {
console.log("Same data scanned");
search.innerHTML = code.data;
console.log('QR Code detected:', code.data);
search.style.height = '40px';
var searchHeight = search.scrollHeight;
search.style.height = searchHeight + 'px';
}
else {
search.innerHTML = code.data;
console.log('QR Code detected:', code.data);
search.style.height = '40px';
var searchHeight = search.scrollHeight;
search.style.height = searchHeight + 'px';
beep.play();
navigator.vibrate([200]);
}
}
// You can do whatever you want with the scanned QR code data here
// For example, display it on the page or send it to a server
}
}, 100);
});
function searchWeb() {
if (search.innerHTML.trim() === '') {
message.style.color = "white";
message.style.backgroundColor = "orangered";
message.innerHTML = "Note:- *Please scan any QR code to search!";
}
else {
let googleQurey = search.innerHTML;
searchURL.href = googleQurey;
searchURL.click();
message.style.color = "black";
message.style.backgroundColor = "transperant";
message.innerHTML = "Scan   [QR Code]";
}
}
function changeCameraMode() {
rotateCam.removeAttribute('onclick');
rotateCam.style.backgroundColor = "gray";
rotateCam.style.boxShadow = "0 0 0 10px gray";
rotateCam.style.backgroundImage = "url('image_removed')";
if (cameraMode == "environment") {
cameraMode = "user";
}
else {
cameraMode = "environment";
}
countDown();
clearInterval(interval);
navigator.mediaDevices.getUserMedia({ video: { facingMode: cameraMode } })
.then(function (stream) {
video.srcObject = stream;
video.play();
message.style.color = "black";
message.style.backgroundColor = "rgb(146, 169, 232)";
message.innerHTML = "Scan   [QR Code]";
})
.catch(function (err) {
console.error('Error accessing the camera.', err);
message.style.color = "white";
message.style.backgroundColor = "red";
message.innerHTML = "Note:- *Camera Access is denied by your device!!!";
});
setTimeout(function () {
rotateCam.setAttribute("onclick", "changeCameraMode()");
rotateCam.style.backgroundColor = "white";
rotateCam.style.boxShadow = "0 0 0 10px white";
rotateCam.style.backgroundImage = "url('image/switch-camera.svg')";
}, 5000);
}
function copyText() {
var tempTextArea = document.createElement('textarea');
tempTextArea.value = search.innerText.trim();
tempTextArea.style.position = 'fixed'; // Make it invisible
tempTextArea.style.top = '-1000px'; // Move it off-screen
document.body.appendChild(tempTextArea);
tempTextArea.select();
tempTextArea.setSelectionRange(0, 99999); // For mobile devices
document.execCommand('copy');
copyButtonBox.innerText = 'Text Copied!';
copyButtonBox.style.backgroundColor = "green";
setTimeout(function () {
copyButtonBox.innerText = 'Copy Text';
copyButtonBox.style.backgroundColor = "gray";
}, 3000);
}
async function countDown() {
rotateCam.innerHTML = "5";
rotateCam.style.backgroundImage = "conic-gradient(gray,gray,gray,gray,gray)";
setTimeout(function () {
rotateCam.innerHTML = "4";
rotateCam.style.backgroundImage = "conic-gradient(gray,gray,gray,gray,white)";
}, 1000);
setTimeout(function () {
rotateCam.innerHTML = "3";
rotateCam.style.backgroundImage = "conic-gradient(gray,gray,gray,white,white)";
}, 2000);
setTimeout(function () {
rotateCam.innerHTML = "2";
rotateCam.style.backgroundImage = "conic-gradient(gray,gray,white,white,white)";
}, 3000);
setTimeout(function () {
rotateCam.innerHTML = "1";
rotateCam.style.backgroundImage = "conic-gradient(gray,white,white,white,white)";
}, 4000);
setTimeout(function () {
rotateCam.innerHTML = "";
}, 5000);
}