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login.js
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login.js
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if(JSON.parse(localStorage.getItem("users") || "{}")[localStorage.getItem("user")] || false)
window.open("dash.html", "_self");
const form = document.getElementById("form");
const username = document.getElementById("username");
const password = document.getElementById("password");
const error = document.getElementById("error");
form.addEventListener("submit", onSubmit);
function onSubmit(e) {
e.preventDefault();
if(checkPasswords()) {
error.classList.remove("show");
localStorage.setItem("user", username.value);
window.location = "dash.html";
} else {
error.classList.add("show");
error.innerText = "Wrong username or password";
}
}
function checkPasswords() {
let users = JSON.parse(localStorage.getItem("users") || "{}");
let user = users[username.value];
return user && password.value === user.password;
}