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script.js
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script.js
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const passContainer = document.querySelector('.pass')
const submit = document.querySelector('.btn')
const copy = document.querySelector('.password i')
let length = document.querySelector('.length input')
const wantUppercase = document.querySelector('.uppercase input')
const wantLowercase = document.querySelector('.lowercase input')
const wantNumbers = document.querySelector('.numbers input')
const wantSymbol = document.querySelector('.symbol input')
const container = document.querySelector('.container')
// functions ===========================================================================================================================
// random number generator within a range
function randomNum(min, max) {
let random = Math.floor(Math.random() * ((max + 1) - min) + min)
return random;
}
function getLowerCase() {
let random = randomNum(97, 122)
return String.fromCharCode(random)
}
function getUpperCase() {
let random = randomNum(65, 90)
return String.fromCharCode(random)
}
function getNumber() {
let random = randomNum(0, 9)
return `${random}`;
}
function getSymbol() {
let random = randomNum(33, 43)
return String.fromCharCode(random)
}
// =====================================================================================================================================
const functionArr = [
getUpperCase,
getLowerCase,
getNumber,
getSymbol
]
// generating password
function generatePassword(array) {
let newArr = [];
let position = 0;
let password = '';
// making the new array of true conditions
for (let i = 0; i < 4; i++) {
if (array[i] == true) {
newArr[position] = i;
position++;
}
}
// making the password by using length
for (let i = 0; i < array[4]; i++) {
if (array[4] <= 50) {
let random = randomNum(0, (newArr.length - 1))
password += functionArr[newArr[random]]();
} else {
passContainer.value = 'Password length Should not exceed 50'
return;
}
}
passContainer.value = password;
}
submit.addEventListener('click', () => {
try {
passContainer.value = '';
} catch (err) {
console.log(err)
}
let size = parseInt(length.value)
let arr = [wantUppercase.checked, wantLowercase.checked, wantNumbers.checked, wantSymbol.checked, size]
let password = generatePassword(arr);
})
container.addEventListener('keydown', (e) => {
if (e.key == 'Enter') {
let size = parseInt(length.value)
let arr = [wantUppercase.checked, wantLowercase.checked, wantNumbers.checked, wantSymbol.checked, size]
let password = generatePassword(arr);
}
})
// to copy the code
let copyText = document.querySelector('.copy')
copy.addEventListener('click', () => {
passContainer.select();
document.execCommand('copy');
window.getSelection().removeAllRanges();
copyText.style = `opacity: 100`
setTimeout(() => {
copyText.style = `opacity: 0`
}, 1000);
})