173 lines
6.5 KiB
JavaScript
173 lines
6.5 KiB
JavaScript
// Elementos del DOM
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const passwordInput = document.getElementById('password-input');
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const togglePasswordBtn = document.getElementById('toggle-password');
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const strengthBar = document.getElementById('strength-bar');
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const strengthText = document.getElementById('strength-text');
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// Iconos de criterios de validación
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const lengthIcon = document.getElementById('length-icon');
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const uppercaseIcon = document.getElementById('uppercase-icon');
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const lowercaseIcon = document.getElementById('lowercase-icon');
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const numberIcon = document.getElementById('number-icon');
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const specialIcon = document.getElementById('special-icon');
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// Elementos para generación de contraseñas
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const uppercaseCheckbox = document.getElementById('uppercase-checkbox');
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const lowercaseCheckbox = document.getElementById('lowercase-checkbox');
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const numbersCheckbox = document.getElementById('numbers-checkbox');
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const symbolsCheckbox = document.getElementById('symbols-checkbox');
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const lengthSlider = document.getElementById('length-slider');
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const lengthValue = document.getElementById('length-value');
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const generateBtn = document.getElementById('generate-btn');
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const resultPassword = document.getElementById('result-password');
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const generatedPassword = document.getElementById('generated-password');
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const copyBtn = document.getElementById('copy-btn');
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// Caracteres para generar contraseñas
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const uppercaseChars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ';
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const lowercaseChars = 'abcdefghijklmnopqrstuvwxyz';
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const numberChars = '0123456789';
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const symbolChars = '!@#$%^&*()_+-=[]{}|;:,.<>?';
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// Mostrar/ocultar contraseña
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togglePasswordBtn.addEventListener('click', function () {
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const type = passwordInput.getAttribute('type') === 'password' ? 'text' : 'password';
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passwordInput.setAttribute('type', type);
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this.innerHTML = type === 'password' ? '<i class="far fa-eye"></i>' : '<i class="far fa-eye-slash"></i>';
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});
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// Validar contraseña en tiempo real
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passwordInput.addEventListener('input', validatePassword);
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// Actualizar valor del slider de longitud
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lengthSlider.addEventListener('input', function () {
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lengthValue.textContent = this.value;
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});
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// Generar contraseña
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generateBtn.addEventListener('click', generatePassword);
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// Copiar contraseña generada
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copyBtn.addEventListener('click', copyPassword);
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// Función para validar la contraseña
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function validatePassword() {
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const password = passwordInput.value;
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let strength = 0;
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let criteriaMet = 0;
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// Criterios de validación
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const hasMinLength = password.length >= 8;
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const hasUppercase = /[A-Z]/.test(password);
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const hasLowercase = /[a-z]/.test(password);
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const hasNumber = /\d/.test(password);
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const hasSpecial = /[!@#$%^&*]/.test(password);
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// Actualizar iconos de criterios
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updateCriteriaIcon(lengthIcon, hasMinLength);
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updateCriteriaIcon(uppercaseIcon, hasUppercase);
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updateCriteriaIcon(lowercaseIcon, hasLowercase);
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updateCriteriaIcon(numberIcon, hasNumber);
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updateCriteriaIcon(specialIcon, hasSpecial);
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// Calcular fortaleza
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if (hasMinLength) strength += 20;
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if (hasUppercase) strength += 20;
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if (hasLowercase) strength += 20;
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if (hasNumber) strength += 20;
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if (hasSpecial) strength += 20;
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// Actualizar barra y texto de fortaleza
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strengthBar.style.width = strength + '%';
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if (strength <= 20) {
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strengthBar.style.backgroundColor = '#ef4444';
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strengthText.textContent = 'Fortaleza: Muy débil';
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} else if (strength <= 40) {
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strengthBar.style.backgroundColor = '#f97316';
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strengthText.textContent = 'Fortaleza: Débil';
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} else if (strength <= 60) {
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strengthBar.style.backgroundColor = '#eab308';
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strengthText.textContent = 'Fortaleza: Moderada';
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} else if (strength <= 80) {
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strengthBar.style.backgroundColor = '#84cc16';
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strengthText.textContent = 'Fortaleza: Fuerte';
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} else {
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strengthBar.style.backgroundColor = '#10b981';
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strengthText.textContent = 'Fortaleza: Muy fuerte';
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}
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}
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// Función para actualizar iconos de criterios
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function updateCriteriaIcon(iconElement, isValid) {
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if (isValid) {
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iconElement.className = 'fas fa-check-circle valid';
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} else {
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iconElement.className = 'fas fa-times-circle invalid';
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}
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}
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// Función para generar contraseña
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function generatePassword() {
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// Verificar que al menos una opción esté seleccionada
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if (!uppercaseCheckbox.checked && !lowercaseCheckbox.checked &&
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!numbersCheckbox.checked && !symbolsCheckbox.checked) {
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alert('Selecciona al menos un tipo de carácter para generar la contraseña.');
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return;
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}
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// Construir el conjunto de caracteres disponibles
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let availableChars = '';
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if (uppercaseCheckbox.checked) availableChars += uppercaseChars;
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if (lowercaseCheckbox.checked) availableChars += lowercaseChars;
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if (numbersCheckbox.checked) availableChars += numberChars;
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if (symbolsCheckbox.checked) availableChars += symbolChars;
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// Generar la contraseña
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const length = parseInt(lengthSlider.value);
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let password = '';
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for (let i = 0; i < length; i++) {
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const randomIndex = Math.floor(Math.random() * availableChars.length);
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password += availableChars[randomIndex];
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}
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// Mostrar la contraseña generada
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generatedPassword.textContent = password;
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resultPassword.classList.add('show');
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// También poner la contraseña generada en el campo de validación
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passwordInput.value = password;
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passwordInput.type = 'text';
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togglePasswordBtn.innerHTML = '<i class="far fa-eye-slash"></i>';
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validatePassword();
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}
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// Función para copiar la contraseña al portapapeles
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function copyPassword() {
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const passwordText = generatedPassword.textContent;
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if (!passwordText) {
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alert('No hay contraseña para copiar. Genera una contraseña primero.');
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return;
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}
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// Usar la API del portapapeles
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navigator.clipboard.writeText(passwordText).then(() => {
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// Cambiar temporalmente el texto del botón
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const originalText = copyBtn.innerHTML;
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copyBtn.innerHTML = '<i class="fas fa-check"></i> ¡Copiada!';
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copyBtn.style.backgroundColor = '#10b981';
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setTimeout(() => {
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copyBtn.innerHTML = originalText;
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copyBtn.style.backgroundColor = '';
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}, 2000);
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}).catch(err => {
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console.error('Error al copiar: ', err);
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alert('No se pudo copiar la contraseña. Inténtalo de nuevo.');
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});
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}
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// Validar contraseña al cargar la página (para estado inicial)
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validatePassword(); |