第一版

WebContent/static/js/login.js

@@ -0,0 +1,76 @@
+// 设置cookie
+function setCookie(name, value, days) {
+    let expires = "";
+    if (days) {
+        const date = new Date();
+        date.setTime(date.getTime() + (days * 24 * 60 * 60 * 1000));
+        expires = "; expires=" + date.toUTCString();
+    }
+    document.cookie = name + "=" + (value || "") + expires + "; path=/";
+}
+
+// 获取cookie
+function getCookie(name) {
+    const nameEQ = name + "=";
+    const ca = document.cookie.split(';');
+    for (let i = 0; i < ca.length; i++) {
+        let c = ca[i];
+        while (c.charAt(0) == ' ') c = c.substring(1, c.length);
+        if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length, c.length);
+    }
+    return null;
+}
+
+// 删除cookie
+function deleteCookie(name) {
+    document.cookie = name + '=; Path=/; Expires=Thu, 01 Jan 1970 00:00:01 GMT;';
+}
+
+// 检查是否有保存的登录信息
+window.onload = function() {
+    const savedUsername = getCookie('username');
+    const savedPassword = getCookie('password');
+    if (savedUsername && savedPassword) {
+        document.getElementById('username').value = savedUsername;
+        document.getElementById('password').value = savedPassword;
+        document.getElementById('remember').checked = true;
+    }
+};
+
+// 登录表单提交处理
+document.getElementById('loginForm').addEventListener('submit', function(e) {
+    e.preventDefault();
+    
+    const username = document.getElementById('username').value;
+    const password = document.getElementById('password').value;
+    const remember = document.getElementById('remember').checked;
+    const usernameError = document.getElementById('usernameError');
+    const passwordError = document.getElementById('passwordError');
+    
+    // 重置错误信息
+    usernameError.style.display = 'none';
+    passwordError.style.display = 'none';
+    
+    // 简单的表单验证
+    if (!username) {
+        usernameError.textContent = '请输入用户名';
+        usernameError.style.display = 'block';
+        return;
+    }
+    
+    if (!password) {
+        passwordError.textContent = '请输入密码';
+        passwordError.style.display = 'block';
+        return;
+    }
+    
+    // 处理记住我功能
+    if (remember) {
+        setCookie('username', username, 7); // 保存7天
+        setCookie('password', password, 7);
+    } else {
+        deleteCookie('username');
+        deleteCookie('password');
+    }
+    
+});