XNSim/XNSimHtml/components/profile-center.js

class ProfileCenter extends HTMLElement {
    constructor() {
        super();
        this.attachShadow({ mode: 'open' });
        this.userInfo = null;
        this.isEditing = false;
    }

    connectedCallback() {
        this.render();
        this.loadUserInfo();
        this.addEventListeners();
    }

    async loadUserInfo() {
        try {
            const response = await fetch('/api/check-auth', {
                credentials: 'include'
            });
            const result = await response.json();
            
            if (result.success) {
                this.userInfo = result.user;
                this.updateDisplay();
            } else {
                this.showError('获取用户信息失败');
            }
        } catch (error) {
            console.error('获取用户信息失败:', error);
            this.showError('获取用户信息失败');
        }
    }

    render() {
        this.shadowRoot.innerHTML = `
            <style>
                :host {
                    display: block;
                    height: 100%;
                    overflow: auto;
                    padding: 16px;
                    box-sizing: border-box;
                }

                .profile-container {
                    max-width: 800px;
                    margin: 0 auto;
                    background: white;
                    border-radius: 12px;
                    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
                    overflow: hidden;
                }

                .profile-header {
                    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
                    color: white;
                    padding: 30px 24px;
                    text-align: center;
                    position: relative;
                }

                .avatar-section {
                    margin-bottom: 15px;
                    position: relative;
                    display: inline-block;
                }

                .avatar-wrapper {
                    position: relative;
                    display: inline-block;
                }

                .avatar {
                    width: 100px;
                    height: 100px;
                    border-radius: 50%;
                    border: 3px solid rgba(255,255,255,0.3);
                    object-fit: cover;
                    margin: 0 auto 12px;
                    display: block;
                    background: rgba(255,255,255,0.1);
                }

                .avatar-edit-btn {
                    position: absolute;
                    bottom: 5px;
                    right: 5px;
                    width: 28px;
                    height: 28px;
                    border-radius: 50%;
                    background: rgba(255,255,255,0.95);
                    border: 2px solid #667eea;
                    cursor: pointer;
                    display: flex;
                    align-items: center;
                    justify-content: center;
                    transition: all 0.3s ease;
                    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
                    z-index: 5;
                }

                .avatar-edit-btn:hover {
                    background: white;
                    transform: scale(1.1);
                    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
                }

                .avatar-edit-btn img {
                    width: 14px;
                    height: 14px;
                    opacity: 0.8;
                }

                .avatar-edit-btn:hover img {
                    opacity: 1;
                }

                .file-input {
                    display: none;
                }

                .upload-loading {
                    position: absolute;
                    top: 50%;
                    left: 50%;
                    transform: translate(-50%, -50%);
                    background: rgba(0,0,0,0.7);
                    color: white;
                    padding: 8px 12px;
                    border-radius: 6px;
                    font-size: 12px;
                    z-index: 10;
                }

                .username {
                    font-size: 24px;
                    font-weight: 600;
                    margin: 0 0 6px 0;
                }

                .user-role {
                    font-size: 14px;
                    opacity: 0.9;
                    margin: 0;
                }

                .profile-content {
                    padding: 24px;
                }

                .section-title {
                    font-size: 18px;
                    font-weight: 600;
                    color: #333;
                    margin: 0 0 16px 0;
                    display: flex;
                    align-items: center;
                    gap: 8px;
                }

                .section-title img {
                    width: 18px;
                    height: 18px;
                }

                .info-grid {
                    display: grid;
                    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
                    gap: 16px;
                    margin-bottom: 24px;
                }

                .info-card {
                    background: #f8f9fa;
                    border-radius: 10px;
                    padding: 16px;
                    border: 1px solid #e9ecef;
                }

                .info-item {
                    display: flex;
                    justify-content: space-between;
                    align-items: center;
                    padding: 10px 0;
                    border-bottom: 1px solid #e9ecef;
                }

                .info-item:last-child {
                    border-bottom: none;
                }

                .info-label {
                    font-weight: 500;
                    color: #6c757d;
                    min-width: 90px;
                }

                .info-value {
                    color: #333;
                    text-align: right;
                    flex: 1;
                    margin-left: 16px;
                }

                .info-value.empty {
                    color: #adb5bd;
                    font-style: italic;
                }

                .edit-input {
                    width: 100%;
                    padding: 8px 12px;
                    border: 1px solid #ced4da;
                    border-radius: 6px;
                    font-size: 14px;
                    background: white;
                }

                .edit-input:focus {
                    outline: none;
                    border-color: #667eea;
                    box-shadow: 0 0 0 2px rgba(102, 126, 234, 0.1);
                }

                .action-buttons {
                    display: flex;
                    gap: 12px;
                    justify-content: center;
                    margin-top: 24px;
                }

                .btn {
                    padding: 10px 20px;
                    border: none;
                    border-radius: 6px;
                    font-size: 14px;
                    font-weight: 500;
                    cursor: pointer;
                    transition: all 0.3s ease;
                    display: flex;
                    align-items: center;
                    gap: 6px;
                }

                .btn-primary {
                    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
                    color: white;
                }

                .btn-primary:hover {
                    transform: translateY(-2px);
                    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.3);
                }

                .btn-secondary {
                    background: #6c757d;
                    color: white;
                }

                .btn-secondary:hover {
                    background: #5a6268;
                    transform: translateY(-2px);
                }

                .btn img {
                    width: 16px;
                    height: 16px;
                }

                .permission-badge {
                    display: inline-block;
                    padding: 4px 12px;
                    border-radius: 20px;
                    font-size: 12px;
                    font-weight: 500;
                    text-transform: uppercase;
                }

                .permission-admin {
                    background: #dc3545;
                    color: white;
                }

                .permission-leader {
                    background: #fd7e14;
                    color: white;
                }

                .permission-developer {
                    background: #17a2b8;
                    color: white;
                }

                .permission-user {
                    background: #28a745;
                    color: white;
                }

                .permission-guest {
                    background: #6c757d;
                    color: white;
                }

                .error-message {
                    background: #f8d7da;
                    color: #721c24;
                    padding: 15px;
                    border-radius: 8px;
                    margin: 20px 0;
                    text-align: center;
                }

                .success-message {
                    background: #d4edda;
                    color: #155724;
                    padding: 15px;
                    border-radius: 8px;
                    margin: 20px 0;
                    text-align: center;
                }

                .loading {
                    text-align: center;
                    padding: 40px;
                    color: #6c757d;
                }

                .modal-overlay {
                    position: fixed;
                    top: 0;
                    left: 0;
                    right: 0;
                    bottom: 0;
                    background: rgba(0, 0, 0, 0.5);
                    display: flex;
                    align-items: center;
                    justify-content: center;
                    z-index: 1000;
                    opacity: 0;
                    visibility: hidden;
                    transition: all 0.3s ease;
                }

                .modal-overlay.active {
                    opacity: 1;
                    visibility: visible;
                }

                .modal {
                    background: white;
                    border-radius: 12px;
                    padding: 24px;
                    width: 90%;
                    max-width: 400px;
                    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
                    transform: scale(0.9);
                    transition: transform 0.3s ease;
                }

                .modal-overlay.active .modal {
                    transform: scale(1);
                }

                .modal-header {
                    display: flex;
                    justify-content: space-between;
                    align-items: center;
                    margin-bottom: 20px;
                }

                .modal-title {
                    font-size: 18px;
                    font-weight: 600;
                    color: #333;
                }

                .modal-close {
                    background: none;
                    border: none;
                    font-size: 20px;
                    cursor: pointer;
                    color: #6c757d;
                    padding: 0;
                    width: 24px;
                    height: 24px;
                    display: flex;
                    align-items: center;
                    justify-content: center;
                }

                .modal-close:hover {
                    color: #333;
                }

                .form-group {
                    margin-bottom: 16px;
                }

                .form-label {
                    display: block;
                    margin-bottom: 6px;
                    font-weight: 500;
                    color: #333;
                }

                .form-input {
                    width: 100%;
                    padding: 10px 12px;
                    border: 1px solid #ced4da;
                    border-radius: 6px;
                    font-size: 14px;
                    box-sizing: border-box;
                }

                .form-input:focus {
                    outline: none;
                    border-color: #667eea;
                    box-shadow: 0 0 0 2px rgba(102, 126, 234, 0.1);
                }

                .modal-actions {
                    display: flex;
                    gap: 12px;
                    justify-content: flex-end;
                    margin-top: 24px;
                }

                .btn-small {
                    padding: 8px 16px;
                    font-size: 14px;
                }

                .modal-message {
                    margin-bottom: 16px;
                    padding: 12px;
                    border-radius: 6px;
                    font-size: 14px;
                    text-align: center;
                }

                .modal-message.error {
                    background: #f8d7da;
                    color: #721c24;
                    border: 1px solid #f5c6cb;
                }

                .modal-message.success {
                    background: #d4edda;
                    color: #155724;
                    border: 1px solid #c3e6cb;
                }

                @media (max-width: 768px) {
                    :host {
                        padding: 10px;
                    }
                    
                    .profile-container {
                        margin: 0;
                    }
                    
                    .info-grid {
                        grid-template-columns: 1fr;
                    }
                    
                    .action-buttons {
                        flex-direction: column;
                    }
                }
            </style>
            <div class="profile-container">
                <div class="profile-header">
                    <div class="avatar-section">
                        <div class="avatar-wrapper">
                            <img id="userAvatar" class="avatar" src="assets/icons/png/user.png" alt="用户头像">
                            <div id="avatarEditBtn" class="avatar-edit-btn">
                                <img src="assets/icons/png/sliders_b.png" alt="编辑头像">
                            </div>
                        </div>
                        <input id="avatarFileInput" type="file" class="file-input" accept="image/*">
                        <div id="uploadLoading" class="upload-loading" style="display: none;">上传中...</div>
                        <h1 id="userName" class="username">加载中...</h1>
                        <p id="userRole" class="user-role">加载中...</p>
                    </div>
                </div>
                <div class="profile-content">
                    <div id="errorMessage" class="error-message" style="display: none;"></div>
                    <div id="successMessage" class="success-message" style="display: none;"></div>
                    
                    <div class="section-title">
                        <img src="assets/icons/png/user_b.png" alt="基本信息">
                        基本信息
                    </div>
                    
                    <div class="info-grid">
                        <div class="info-card">
                            <div class="info-item">
                                <span class="info-label">用户名</span>
                                <span id="username" class="info-value">-</span>
                            </div>
                            <div class="info-item">
                                <span class="info-label">真实姓名</span>
                                <span id="fullName" class="info-value">-</span>
                            </div>
                            <div class="info-item">
                                <span class="info-label">权限级别</span>
                                <span id="accessLevel" class="info-value">-</span>
                            </div>
                        </div>
                        
                        <div class="info-card">
                            <div class="info-item">
                                <span class="info-label">所属部门</span>
                                <span id="department" class="info-value">-</span>
                            </div>
                            <div class="info-item">
                                <span class="info-label">职位</span>
                                <span id="position" class="info-value">-</span>
                            </div>
                            <div class="info-item">
                                <span class="info-label">用户ID</span>
                                <span id="userId" class="info-value">-</span>
                            </div>
                        </div>
                    </div>
                    
                    <div class="section-title">
                        <img src="assets/icons/png/mail.png" alt="联系方式">
                        联系方式
                    </div>
                    
                    <div class="info-grid">
                        <div class="info-card">
                            <div class="info-item">
                                <span class="info-label">电子邮箱</span>
                                <span id="email" class="info-value">-</span>
                            </div>
                            <div class="info-item">
                                <span class="info-label">联系电话</span>
                                <span id="phone" class="info-value">-</span>
                            </div>
                        </div>
                    </div>
                    
                    <div class="action-buttons">
                        <button id="editBtn" class="btn btn-primary">
                            <img src="assets/icons/png/sliders.png" alt="编辑">
                            编辑信息
                        </button>
                        <button id="changePasswordBtn" class="btn btn-primary">
                            <img src="assets/icons/png/password.png" alt="修改密码">
                            修改密码
                        </button>
                        <button id="saveBtn" class="btn btn-primary" style="display: none;">
                            <img src="assets/icons/png/check-square.png" alt="保存">
                            保存更改
                        </button>
                        <button id="cancelBtn" class="btn btn-secondary" style="display: none;">
                            <img src="assets/icons/png/cancel.png" alt="取消">
                            取消编辑
                        </button>
                    </div>
                </div>
            </div>
            
            <!-- 修改密码模态框 -->
            <div id="changePasswordModal" class="modal-overlay">
                <div class="modal">
                    <div class="modal-header">
                        <h3 class="modal-title">修改密码</h3>
                        <button class="modal-close" id="closePasswordModal">&times;</button>
                    </div>
                    <div id="passwordModalMessage" class="modal-message" style="display: none;"></div>
                    <form id="changePasswordForm">
                        <div class="form-group">
                            <label class="form-label" for="oldPassword">当前密码</label>
                            <input type="password" id="oldPassword" class="form-input" required>
                        </div>
                        <div class="form-group">
                            <label class="form-label" for="newPassword">新密码</label>
                            <input type="password" id="newPassword" class="form-input" required>
                        </div>
                        <div class="form-group">
                            <label class="form-label" for="confirmPassword">确认新密码</label>
                            <input type="password" id="confirmPassword" class="form-input" required>
                        </div>
                        <div class="modal-actions">
                            <button type="button" class="btn btn-secondary btn-small" id="cancelPasswordChange">取消</button>
                            <button type="submit" class="btn btn-primary btn-small">确认修改</button>
                        </div>
                    </form>
                </div>
            </div>
        `;
    }

    updateDisplay() {
        if (!this.userInfo) return;

        // 更新头像
        const avatar = this.shadowRoot.getElementById('userAvatar');
        if (this.userInfo.icon && this.userInfo.icon.trim() !== '') {
            const base64Data = this.userInfo.icon.trim();
            // 检查是否是有效的图片Base64数据
            if (base64Data.length > 100 && 
                /^[A-Za-z0-9+/]*={0,2}$/.test(base64Data)) {
                
                // 根据Base64数据开头判断图片格式
                let mimeType = 'image/jpeg'; // 默认
                if (base64Data.startsWith('iVBORw0KGgo')) {
                    mimeType = 'image/png';
                } else if (base64Data.startsWith('R0lGODlh')) {
                    mimeType = 'image/gif';
                } else if (base64Data.startsWith('UklGR')) {
                    mimeType = 'image/webp';
                }
                
                avatar.src = `data:${mimeType};base64,${base64Data}`;
            } else {
                avatar.src = 'assets/icons/png/user.png';
            }
        } else {
            avatar.src = 'assets/icons/png/user.png';
        }

        // 更新基本信息
        this.shadowRoot.getElementById('userName').textContent = this.userInfo.username || '未设置';
        this.shadowRoot.getElementById('userRole').textContent = this.getAccessLevelName(this.userInfo.access_level);
        
        // 更新详细信息
        this.updateInfoField('username', this.userInfo.username);
        this.updateInfoField('fullName', this.userInfo.full_name);
        this.updateInfoField('accessLevel', this.getAccessLevelName(this.userInfo.access_level), true);
        this.updateInfoField('department', this.userInfo.department);
        this.updateInfoField('position', this.userInfo.position);
        this.updateInfoField('userId', this.userInfo.id);
        this.updateInfoField('email', this.userInfo.email);
        this.updateInfoField('phone', this.userInfo.phone);
    }

    updateInfoField(fieldId, value, isBadge = false) {
        const element = this.shadowRoot.getElementById(fieldId);
        if (element) {
            if (isBadge) {
                element.innerHTML = `<span class="permission-badge permission-${this.getPermissionClass(this.userInfo.access_level)}">${value}</span>`;
            } else {
                if (value && value !== '') {
                    element.textContent = value;
                    element.classList.remove('empty');
                } else {
                    element.textContent = '未设置';
                    element.classList.add('empty');
                }
            }
        }
    }

    getAccessLevelName(accessLevel) {
        const level = parseInt(accessLevel);
        switch(level) {
            case 1: return '普通用户';
            case 2: return '开发者';
            case 3: return '组长';
            case 4: return '管理员';
            default: return '访客';
        }
    }

    getPermissionClass(accessLevel) {
        const level = parseInt(accessLevel);
        switch(level) {
            case 1: return 'user';
            case 2: return 'developer';
            case 3: return 'leader';
            case 4: return 'admin';
            default: return 'guest';
        }
    }

    addEventListeners() {
        const editBtn = this.shadowRoot.getElementById('editBtn');
        const saveBtn = this.shadowRoot.getElementById('saveBtn');
        const cancelBtn = this.shadowRoot.getElementById('cancelBtn');
        const changePasswordBtn = this.shadowRoot.getElementById('changePasswordBtn');
        const avatarEditBtn = this.shadowRoot.getElementById('avatarEditBtn');
        const avatarFileInput = this.shadowRoot.getElementById('avatarFileInput');

        editBtn.addEventListener('click', () => this.startEditing());
        saveBtn.addEventListener('click', () => this.saveChanges());
        cancelBtn.addEventListener('click', () => this.cancelEditing());
        changePasswordBtn.addEventListener('click', () => this.showChangePasswordModal());
        
        // 头像编辑按钮点击事件
        avatarEditBtn.addEventListener('click', () => {
            avatarFileInput.click();
        });

        // 文件选择事件
        avatarFileInput.addEventListener('change', (e) => {
            const file = e.target.files[0];
            if (file) {
                this.handleAvatarUpload(file);
            }
        });
    }

    startEditing() {
        this.isEditing = true;
        this.shadowRoot.getElementById('editBtn').style.display = 'none';
        this.shadowRoot.getElementById('saveBtn').style.display = 'flex';
        this.shadowRoot.getElementById('cancelBtn').style.display = 'flex';

        // 将可编辑字段转换为输入框
        this.convertToInput('fullName', this.userInfo.full_name || '');
        this.convertToInput('department', this.userInfo.department || '');
        this.convertToInput('position', this.userInfo.position || '');
        this.convertToInput('email', this.userInfo.email || '');
        this.convertToInput('phone', this.userInfo.phone || '');
    }

    convertToInput(fieldId, value) {
        const element = this.shadowRoot.getElementById(fieldId);
        if (element) {
            const input = document.createElement('input');
            input.type = 'text';
            input.className = 'edit-input';
            input.value = value;
            input.id = `${fieldId}Input`;
            element.innerHTML = '';
            element.appendChild(input);
        }
    }

    async saveChanges() {
        const updatedInfo = {
            full_name: this.shadowRoot.getElementById('fullNameInput')?.value || '',
            department: this.shadowRoot.getElementById('departmentInput')?.value || '',
            position: this.shadowRoot.getElementById('positionInput')?.value || '',
            email: this.shadowRoot.getElementById('emailInput')?.value || '',
            phone: this.shadowRoot.getElementById('phoneInput')?.value || ''
        };

        try {
            const response = await fetch('/api/update-user-info', {
                method: 'POST',
                headers: {
                    'Content-Type': 'application/json'
                },
                body: JSON.stringify({
                    userId: this.userInfo.id,
                    userInfo: updatedInfo
                }),
                credentials: 'include'
            });

            const result = await response.json();
            
            if (result.success) {
                // 更新本地用户信息
                this.userInfo = { ...this.userInfo, ...updatedInfo };
                this.showSuccess('用户信息更新成功');
                this.cancelEditing();
                this.updateDisplay();
            } else {
                this.showError('更新失败: ' + result.message);
            }
        } catch (error) {
            console.error('更新用户信息失败:', error);
            this.showError('更新用户信息失败');
        }
    }

    cancelEditing() {
        this.isEditing = false;
        this.shadowRoot.getElementById('editBtn').style.display = 'flex';
        this.shadowRoot.getElementById('saveBtn').style.display = 'none';
        this.shadowRoot.getElementById('cancelBtn').style.display = 'none';

        // 恢复显示模式
        this.updateDisplay();
    }

    showError(message) {
        const errorElement = this.shadowRoot.getElementById('errorMessage');
        errorElement.textContent = message;
        errorElement.style.display = 'block';
        setTimeout(() => {
            errorElement.style.display = 'none';
        }, 5000);
    }

    showSuccess(message) {
        const successElement = this.shadowRoot.getElementById('successMessage');
        successElement.textContent = message;
        successElement.style.display = 'block';
        setTimeout(() => {
            successElement.style.display = 'none';
        }, 3000);
    }

    async handleAvatarUpload(file) {
        // 验证文件类型
        if (!file.type.startsWith('image/')) {
            this.showError('请选择图片文件');
            return;
        }

        // 验证文件大小（限制为500KB）
        if (file.size > 500 * 1024) {
            this.showError('图片大小不能超过500KB');
            return;
        }

        try {
            // 显示上传中状态
            const loadingElement = this.shadowRoot.getElementById('uploadLoading');
            loadingElement.style.display = 'block';

            // 压缩图片并转换为Base64
            const base64Data = await this.compressAndConvertToBase64(file);
            
            // 提取纯Base64数据（去掉data URL前缀）
            const pureBase64 = base64Data.replace(/^data:image\/[a-z]+;base64,/, '');
            
            // 调用后端API更新头像
            const response = await fetch('/api/update-user-icon', {
                method: 'POST',
                headers: {
                    'Content-Type': 'application/json'
                },
                body: JSON.stringify({
                    userId: this.userInfo.id,
                    iconBase64: pureBase64
                }),
                credentials: 'include'
            });

            const result = await response.json();
            
            if (result.success) {
                // 更新本地头像显示
                const avatar = this.shadowRoot.getElementById('userAvatar');
                avatar.src = base64Data;
                
                // 更新用户信息中的头像
                this.userInfo.icon = base64Data;
                
                this.showSuccess('头像更新成功');
            } else {
                this.showError('头像更新失败: ' + (result.error || result.message));
            }
        } catch (error) {
            console.error('头像上传失败:', error);
            this.showError('头像上传失败');
        } finally {
            // 隐藏上传中状态
            const loadingElement = this.shadowRoot.getElementById('uploadLoading');
            loadingElement.style.display = 'none';
            
            // 清空文件输入框
            this.shadowRoot.getElementById('avatarFileInput').value = '';
        }
    }

    compressAndConvertToBase64(file) {
        return new Promise((resolve, reject) => {
            const canvas = document.createElement('canvas');
            const ctx = canvas.getContext('2d');
            const img = new Image();

            img.onload = () => {
                // 设置画布尺寸（限制最大尺寸为200x200）
                const maxSize = 200;
                let { width, height } = img;
                
                if (width > height) {
                    if (width > maxSize) {
                        height = (height * maxSize) / width;
                        width = maxSize;
                    }
                } else {
                    if (height > maxSize) {
                        width = (width * maxSize) / height;
                        height = maxSize;
                    }
                }

                canvas.width = width;
                canvas.height = height;

                // 清空画布并设置透明背景
                ctx.clearRect(0, 0, width, height);

                // 绘制图片到画布
                ctx.drawImage(img, 0, 0, width, height);

                // 根据原图片格式选择合适的输出格式
                let mimeType = 'image/png'; // 默认使用PNG保持透明背景
                let quality = 0.9;

                // 如果原图是JPEG格式，则输出JPEG
                if (file.type === 'image/jpeg' || file.type === 'image/jpg') {
                    mimeType = 'image/jpeg';
                    quality = 0.8;
                }

                // 转换为Base64
                const base64 = canvas.toDataURL(mimeType, quality);
                resolve(base64);
            };

            img.onerror = () => {
                reject(new Error('图片加载失败'));
            };

            // 从文件创建URL
            const url = URL.createObjectURL(file);
            img.src = url;
        });
    }

    showChangePasswordModal() {
        const modal = this.shadowRoot.getElementById('changePasswordModal');
        modal.classList.add('active');
        
        // 添加模态框事件监听器
        this.addPasswordModalListeners();
    }

    addPasswordModalListeners() {
        const modal = this.shadowRoot.getElementById('changePasswordModal');
        const closeBtn = this.shadowRoot.getElementById('closePasswordModal');
        const cancelBtn = this.shadowRoot.getElementById('cancelPasswordChange');
        const form = this.shadowRoot.getElementById('changePasswordForm');

        // 关闭按钮事件
        closeBtn.addEventListener('click', () => this.hideChangePasswordModal());
        
        // 取消按钮事件
        cancelBtn.addEventListener('click', () => this.hideChangePasswordModal());
        
        // 点击模态框背景关闭
        modal.addEventListener('click', (e) => {
            if (e.target === modal) {
                this.hideChangePasswordModal();
            }
        });

        // 表单提交事件
        form.addEventListener('submit', (e) => {
            e.preventDefault();
            this.handlePasswordChange();
        });
    }

    hideChangePasswordModal() {
        const modal = this.shadowRoot.getElementById('changePasswordModal');
        modal.classList.remove('active');
        
        // 清空表单
        const form = this.shadowRoot.getElementById('changePasswordForm');
        form.reset();
        
        // 隐藏消息
        const messageElement = this.shadowRoot.getElementById('passwordModalMessage');
        messageElement.style.display = 'none';
    }

    async handlePasswordChange() {
        const oldPassword = this.shadowRoot.getElementById('oldPassword').value;
        const newPassword = this.shadowRoot.getElementById('newPassword').value;
        const confirmPassword = this.shadowRoot.getElementById('confirmPassword').value;

        // 验证输入
        if (!oldPassword || !newPassword || !confirmPassword) {
            this.showPasswordModalMessage('请填写所有密码字段', 'error');
            return;
        }

        if (newPassword !== confirmPassword) {
            this.showPasswordModalMessage('新密码和确认密码不匹配', 'error');
            return;
        }

        if (newPassword.length < 6) {
            this.showPasswordModalMessage('新密码长度至少6位', 'error');
            return;
        }

        try {
            const response = await fetch('/api/change-password', {
                method: 'POST',
                headers: {
                    'Content-Type': 'application/json'
                },
                body: JSON.stringify({
                    userId: this.userInfo.id,
                    oldPassword: oldPassword,
                    newPassword: newPassword
                }),
                credentials: 'include'
            });

            const result = await response.json();
            
            if (result.success) {
                this.showPasswordModalMessage('密码修改成功', 'success');
                setTimeout(() => {
                    this.hideChangePasswordModal();
                }, 1500);
            } else {
                this.showPasswordModalMessage('密码修改失败: ' + result.message, 'error');
            }
        } catch (error) {
            console.error('修改密码失败:', error);
            this.showPasswordModalMessage('修改密码失败', 'error');
        }
    }

    showPasswordModalMessage(message, type) {
        const messageElement = this.shadowRoot.getElementById('passwordModalMessage');
        messageElement.textContent = message;
        messageElement.className = `modal-message ${type}`;
        messageElement.style.display = 'block';
        
        // 如果是成功消息，3秒后自动隐藏
        if (type === 'success') {
            setTimeout(() => {
                messageElement.style.display = 'none';
            }, 3000);
        }
    }
}

customElements.define('profile-center', ProfileCenter);