{% extends "base.html" %}

{% block title %}系统设置 - 软件授权管理系统{% endblock %}

{% block page_title %}系统设置{% endblock %}

{% block content %}
<div class="row">
    <div class="col-lg-8">
        <div class="card shadow mb-4">
            <div class="card-header">
                <h6 class="mb-0">基本设置</h6>
            </div>
            <div class="card-body">
                <form id="basic-settings-form">
                    <div class="mb-3">
                        <label for="site_name" class="form-label">系统名称</label>
                        <input type="text" class="form-control" id="site_name" name="site_name" value="{{ config.SITE_NAME or '软件授权管理系统' }}">
                    </div>
                    
                    <div class="mb-3">
                        <label for="admin_email" class="form-label">管理员邮箱</label>
                        <input type="email" class="form-control" id="admin_email" name="admin_email" value="{{ config.ADMIN_EMAIL or '' }}">
                    </div>
                    
                    <div class="mb-3">
                        <label for="max_failed_attempts" class="form-label">最大失败尝试次数</label>
                        <input type="number" class="form-control" id="max_failed_attempts" name="max_failed_attempts" 
                               value="{{ config.MAX_FAILED_ATTEMPTS or 5 }}" min="1" max="20">
                    </div>
                    
                    <div class="mb-3">
                        <label for="lockout_minutes" class="form-label">锁定时间（分钟）</label>
                        <input type="number" class="form-control" id="lockout_minutes" name="lockout_minutes" 
                               value="{{ config.LOCKOUT_MINUTES or 10 }}" min="1" max="1440">
                    </div>
                    
                    <div class="mb-3">
                        <label for="max_unbind_times" class="form-label">最大解绑次数</label>
                        <input type="number" class="form-control" id="max_unbind_times" name="max_unbind_times" 
                               value="{{ config.MAX_UNBIND_TIMES or 3 }}" min="0" max="100">
                    </div>
                    
                    <div class="mb-3">
                        <label for="auth_secret_key" class="form-label">授权验证密钥</label>
                        <input type="text" class="form-control" id="auth_secret_key" name="auth_secret_key" 
                               value="{{ config.AUTH_SECRET_KEY or 'auth-validator-secret-key' }}">
                        <div class="form-text">用于授权验证的密钥，请妥善保管</div>
                    </div>
                    
                    <button type="submit" class="btn btn-primary" id="save-basic-btn">
                        <i class="fas fa-save me-2"></i>
                        <span id="save-basic-text">保存设置</span>
                    </button>
                </form>
            </div>
        </div>
        
        <div class="card shadow mb-4">
            <div class="card-header">
                <h6 class="mb-0">卡密设置</h6>
            </div>
            <div class="card-body">
                <form id="license-settings-form">
                    <div class="mb-3">
                        <label for="license_key_length" class="form-label">卡密长度</label>
                        <input type="number" class="form-control" id="license_key_length" name="license_key_length" 
                               value="{{ config.LICENSE_KEY_LENGTH or 32 }}" min="16" max="128">
                    </div>
                    
                    <div class="mb-3">
                        <label for="license_key_prefix" class="form-label">卡密前缀</label>
                        <input type="text" class="form-control" id="license_key_prefix" name="license_key_prefix" 
                               value="{{ config.LICENSE_KEY_PREFIX or '' }}" maxlength="10">
                    </div>
                    
                    <div class="mb-3">
                        <label for="trial_prefix" class="form-label">试用卡密前缀</label>
                        <input type="text" class="form-control" id="trial_prefix" name="trial_prefix" 
                               value="{{ config.TRIAL_PREFIX or 'TRIAL_' }}" maxlength="10">
                    </div>
                    
                    <div class="mb-3">
                        <label for="offline_cache_days" class="form-label">离线缓存天数</label>
                        <input type="number" class="form-control" id="offline_cache_days" name="offline_cache_days" 
                               value="{{ config.OFFLINE_CACHE_DAYS or 7 }}" min="1" max="365">
                    </div>
                    
                    <button type="submit" class="btn btn-primary" id="save-license-btn">
                        <i class="fas fa-save me-2"></i>
                        <span id="save-license-text">保存设置</span>
                    </button>
                </form>
            </div>
        </div>
        
        <div class="card shadow mb-4">
            <div class="card-header">
                <h6 class="mb-0">API设置</h6>
            </div>
            <div class="card-body">
                <form id="api-settings-form">
                    <div class="mb-3">
                        <label for="api_version" class="form-label">API版本</label>
                        <input type="text" class="form-control" id="api_version" name="api_version" 
                               value="{{ config.API_VERSION or 'v1' }}">
                    </div>
                    
                    <div class="mb-3">
                        <label for="items_per_page" class="form-label">每页显示条目数</label>
                        <input type="number" class="form-control" id="items_per_page" name="items_per_page" 
                               value="{{ config.ITEMS_PER_PAGE or 20 }}" min="5" max="100">
                    </div>
                    
                    <button type="submit" class="btn btn-primary" id="save-api-btn">
                        <i class="fas fa-save me-2"></i>
                        <span id="save-api-text">保存设置</span>
                    </button>
                </form>
            </div>
        </div>
        
        <div class="card shadow mb-4">
            <div class="card-header">
                <h6 class="mb-0">文件上传设置</h6>
            </div>
            <div class="card-body">
                <form id="upload-settings-form">
                    <div class="mb-3">
                        <label for="max_content_length" class="form-label">最大上传文件大小 (MB)</label>
                        <input type="number" class="form-control" id="max_content_length" name="max_content_length" 
                               value="{{ (config.MAX_CONTENT_LENGTH / 1024 / 1024) | int or 500 }}" min="1" max="1000">
                        <div class="form-text">当前设置: {{ config.MAX_CONTENT_LENGTH / 1024 / 1024 }} MB</div>
                    </div>
                    
                    <div class="mb-3">
                        <label for="upload_folder" class="form-label">上传文件夹</label>
                        <input type="text" class="form-control" id="upload_folder" name="upload_folder" 
                               value="{{ config.UPLOAD_FOLDER or 'static/uploads' }}">
                    </div>
                    
                    <button type="submit" class="btn btn-primary" id="save-upload-btn">
                        <i class="fas fa-save me-2"></i>
                        <span id="save-upload-text">保存设置</span>
                    </button>
                </form>
            </div>
        </div>
        
        <div class="card shadow mb-4">
            <div class="card-header">
                <h6 class="mb-0">会话设置</h6>
            </div>
            <div class="card-body">
                <form id="session-settings-form">
                    <div class="mb-3">
                        <label for="session_lifetime_hours" class="form-label">会话有效期（小时）</label>
                        <input type="number" class="form-control" id="session_lifetime_hours" name="session_lifetime_hours" 
                               value="{{ (config.PERMANENT_SESSION_LIFETIME.seconds / 3600) | int or 24 }}" min="1" max="720">
                        <div class="form-text">当前设置: {{ config.PERMANENT_SESSION_LIFETIME.days * 24 + config.PERMANENT_SESSION_LIFETIME.seconds / 3600 }} 小时</div>
                    </div>
                    
                    <button type="submit" class="btn btn-primary" id="save-session-btn">
                        <i class="fas fa-save me-2"></i>
                        <span id="save-session-text">保存设置</span>
                    </button>
                </form>
            </div>
        </div>
    </div>
    
    <div class="col-lg-4">
        <div class="card shadow mb-4">
            <div class="card-header">
                <h6 class="mb-0">系统信息</h6>
            </div>
            <div class="card-body">
                <dl class="row">
                    <dt class="col-sm-6">系统版本:</dt>
                    <dd class="col-sm-6">{{ system_version or 'v1.0.0' }}</dd>
                    
                    <dt class="col-sm-6">Python版本:</dt>
                    <dd class="col-sm-6">{{ python_version or 'Unknown' }}</dd>
                    
                    <dt class="col-sm-6">Flask版本:</dt>
                    <dd class="col-sm-6">{{ flask_version or 'Unknown' }}</dd>
                    
                    <dt class="col-sm-6">数据库:</dt>
                    <dd class="col-sm-6">{{ database_type or 'Unknown' }}</dd>
                    
                    <dt class="col-sm-6">运行时间:</dt>
                    <dd class="col-sm-6">{{ uptime or 'Unknown' }}</dd>
                    
                    <dt class="col-sm-6">API版本:</dt>
                    <dd class="col-sm-6">{{ config.API_VERSION or 'v1' }}</dd>
                    
                    <dt class="col-sm-6">上传限制:</dt>
                    <dd class="col-sm-6">{{ config.MAX_CONTENT_LENGTH / 1024 / 1024 }} MB</dd>
                </dl>
            </div>
        </div>
        
        <div class="card shadow">
            <div class="card-header">
                <h6 class="mb-0">操作</h6>
            </div>
            <div class="card-body">
                <div class="d-grid gap-2">
                    <button type="button" class="btn btn-outline-primary" data-bs-toggle="modal" data-bs-target="#backupModal">
                        <i class="fas fa-database me-2"></i>
                        数据备份
                    </button>
                    <button type="button" class="btn btn-outline-warning" data-bs-toggle="modal" data-bs-target="#clearCacheModal">
                        <i class="fas fa-broom me-2"></i>
                        清理缓存
                    </button>
                    <button type="button" class="btn btn-outline-danger" data-bs-toggle="modal" data-bs-target="#resetModal">
                        <i class="fas fa-exclamation-triangle me-2"></i>
                        重置系统
                    </button>
                </div>
            </div>
        </div>
    </div>
</div>

<!-- 数据备份模态框 -->
<div class="modal fade" id="backupModal" tabindex="-1">
    <div class="modal-dialog">
        <div class="modal-content">
            <div class="modal-header">
                <h5 class="modal-title">数据备份</h5>
                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
            </div>
            <div class="modal-body">
                <p>确定要创建数据备份吗？</p>
                <div class="form-check">
                    <input class="form-check-input" type="checkbox" id="include_logs" checked>
                    <label class="form-check-label" for="include_logs">
                        包含日志文件
                    </label>
                </div>
            </div>
            <div class="modal-footer">
                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">取消</button>
                <button type="button" class="btn btn-primary" id="backup-btn">开始备份</button>
            </div>
        </div>
    </div>
</div>

<!-- 清理缓存模态框 -->
<div class="modal fade" id="clearCacheModal" tabindex="-1">
    <div class="modal-dialog">
        <div class="modal-content">
            <div class="modal-header">
                <h5 class="modal-title">清理缓存</h5>
                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
            </div>
            <div class="modal-body">
                <p>确定要清理系统缓存吗？这将清除所有临时文件和缓存数据。</p>
            </div>
            <div class="modal-footer">
                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">取消</button>
                <button type="button" class="btn btn-warning" id="clear-cache-btn">确认清理</button>
            </div>
        </div>
    </div>
</div>

<!-- 重置系统模态框 -->
<div class="modal fade" id="resetModal" tabindex="-1">
    <div class="modal-dialog">
        <div class="modal-content">
            <div class="modal-header">
                <h5 class="modal-title">重置系统</h5>
                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
            </div>
            <div class="modal-body">
                <div class="alert alert-danger">
                    <strong>警告！</strong> 此操作将删除所有数据并重置系统到初始状态，无法恢复。
                </div>
                <p>请输入"RESET"确认操作：</p>
                <input type="text" class="form-control" id="reset-confirm" placeholder="输入RESET确认">
            </div>
            <div class="modal-footer">
                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">取消</button>
                <button type="button" class="btn btn-danger" id="reset-btn" disabled>确认重置</button>
            </div>
        </div>
    </div>
</div>
{% endblock %}

{% block extra_js %}
<script>
// 页面加载完成后初始化
document.addEventListener('DOMContentLoaded', function() {
    initEventListeners();
});

// 初始化事件监听器
function initEventListeners() {
    // 基本设置表单
    document.getElementById('basic-settings-form').addEventListener('submit', function(e) {
        e.preventDefault();
        saveBasicSettings();
    });
    
    // 卡密设置表单
    document.getElementById('license-settings-form').addEventListener('submit', function(e) {
        e.preventDefault();
        saveLicenseSettings();
    });
    
    // API设置表单
    document.getElementById('api-settings-form').addEventListener('submit', function(e) {
        e.preventDefault();
        saveApiSettings();
    });
    
    // 文件上传设置表单
    document.getElementById('upload-settings-form').addEventListener('submit', function(e) {
        e.preventDefault();
        saveUploadSettings();
    });
    
    // 会话设置表单
    document.getElementById('session-settings-form').addEventListener('submit', function(e) {
        e.preventDefault();
        saveSessionSettings();
    });
    
    // 重置确认输入
    document.getElementById('reset-confirm').addEventListener('input', function() {
        const resetBtn = document.getElementById('reset-btn');
        resetBtn.disabled = this.value !== 'RESET';
    });
    
    // 重置按钮
    document.getElementById('reset-btn').addEventListener('click', function() {
        resetSystem();
    });
    
    // 清理缓存按钮
    document.getElementById('clear-cache-btn').addEventListener('click', function() {
        clearCache();
    });
    
    // 备份按钮
    document.getElementById('backup-btn').addEventListener('click', function() {
        backupData();
    });
}

// 保存基本设置
function saveBasicSettings() {
    const saveBtn = document.getElementById('save-basic-btn');
    const saveText = document.getElementById('save-basic-text');
    
    // 显示加载状态
    saveBtn.disabled = true;
    saveText.textContent = '保存中...';
    
    // 收集表单数据
    const formData = {
        site_name: document.getElementById('site_name').value,
        admin_email: document.getElementById('admin_email').value,
        max_failed_attempts: parseInt(document.getElementById('max_failed_attempts').value),
        lockout_minutes: parseInt(document.getElementById('lockout_minutes').value),
        max_unbind_times: parseInt(document.getElementById('max_unbind_times').value),
        auth_secret_key: document.getElementById('auth_secret_key').value
    };
    
    // 发送请求保存设置
    fetch('/api/v1/settings', {
        method: 'POST',
        headers: {
            'Content-Type': 'application/json',
        },
        body: JSON.stringify(formData)
    })
    .then(response => response.json())
    .then(data => {
        if (data.success) {
            showNotification('基本设置保存成功', 'success');
            // 更新页面标题（如果修改了系统名称）
            if (formData.site_name) {
                document.title = formData.site_name + ' - 软件授权管理系统';
                // 更新页面标题元素
                const pageTitle = document.querySelector('h1.h2');
                if (pageTitle) {
                    pageTitle.textContent = formData.site_name;
                }
            }
        } else {
            showNotification('保存失败: ' + data.message, 'error');
        }
    })
    .catch(error => {
        console.error('Error:', error);
        showNotification('保存失败，请查看控制台了解详情', 'error');
    })
    .finally(() => {
        saveBtn.disabled = false;
        saveText.textContent = '保存设置';
    });
}

// 保存卡密设置
function saveLicenseSettings() {
    const saveBtn = document.getElementById('save-license-btn');
    const saveText = document.getElementById('save-license-text');
    
    // 显示加载状态
    saveBtn.disabled = true;
    saveText.textContent = '保存中...';
    
    // 收集表单数据
    const formData = {
        license_key_length: parseInt(document.getElementById('license_key_length').value),
        license_key_prefix: document.getElementById('license_key_prefix').value,
        trial_prefix: document.getElementById('trial_prefix').value,
        offline_cache_days: parseInt(document.getElementById('offline_cache_days').value)
    };
    
    // 发送请求保存设置
    fetch('/api/v1/settings', {
        method: 'POST',
        headers: {
            'Content-Type': 'application/json',
        },
        body: JSON.stringify(formData)
    })
    .then(response => response.json())
    .then(data => {
        if (data.success) {
            showNotification('卡密设置保存成功', 'success');
        } else {
            showNotification('保存失败: ' + data.message, 'error');
        }
    })
    .catch(error => {
        console.error('Error:', error);
        showNotification('保存失败，请查看控制台了解详情', 'error');
    })
    .finally(() => {
        saveBtn.disabled = false;
        saveText.textContent = '保存设置';
    });
}

// 保存API设置
function saveApiSettings() {
    const saveBtn = document.getElementById('save-api-btn');
    const saveText = document.getElementById('save-api-text');
    
    // 显示加载状态
    saveBtn.disabled = true;
    saveText.textContent = '保存中...';
    
    // 收集表单数据
    const formData = {
        api_version: document.getElementById('api_version').value,
        items_per_page: parseInt(document.getElementById('items_per_page').value)
    };
    
    // 发送请求保存设置
    fetch('/api/v1/settings', {
        method: 'POST',
        headers: {
            'Content-Type': 'application/json',
        },
        body: JSON.stringify(formData)
    })
    .then(response => response.json())
    .then(data => {
        if (data.success) {
            showNotification('API设置保存成功', 'success');
        } else {
            showNotification('保存失败: ' + data.message, 'error');
        }
    })
    .catch(error => {
        console.error('Error:', error);
        showNotification('保存失败，请查看控制台了解详情', 'error');
    })
    .finally(() => {
        saveBtn.disabled = false;
        saveText.textContent = '保存设置';
    });
}

// 保存文件上传设置
function saveUploadSettings() {
    const saveBtn = document.getElementById('save-upload-btn');
    const saveText = document.getElementById('save-upload-text');
    
    // 显示加载状态
    saveBtn.disabled = true;
    saveText.textContent = '保存中...';
    
    // 收集表单数据
    const formData = {
        max_content_length: parseInt(document.getElementById('max_content_length').value),
        upload_folder: document.getElementById('upload_folder').value
    };
    
    // 发送请求保存设置
    fetch('/api/v1/settings', {
        method: 'POST',
        headers: {
            'Content-Type': 'application/json',
        },
        body: JSON.stringify(formData)
    })
    .then(response => response.json())
    .then(data => {
        if (data.success) {
            showNotification('文件上传设置保存成功', 'success');
            // 更新显示的上传限制信息
            const maxContentLength = formData.max_content_length;
            const uploadInfoElements = document.querySelectorAll('div.form-text');
            uploadInfoElements.forEach(element => {
                if (element.textContent.includes('当前设置:')) {
                    element.textContent = `当前设置: ${maxContentLength} MB`;
                }
            });
        } else {
            showNotification('保存失败: ' + data.message, 'error');
        }
    })
    .catch(error => {
        console.error('Error:', error);
        showNotification('保存失败，请查看控制台了解详情', 'error');
    })
    .finally(() => {
        saveBtn.disabled = false;
        saveText.textContent = '保存设置';
    });
}

// 保存会话设置
function saveSessionSettings() {
    const saveBtn = document.getElementById('save-session-btn');
    const saveText = document.getElementById('save-session-text');
    
    // 显示加载状态
    saveBtn.disabled = true;
    saveText.textContent = '保存中...';
    
    // 收集表单数据
    const formData = {
        session_lifetime_hours: parseInt(document.getElementById('session_lifetime_hours').value)
    };
    
    // 发送请求保存设置
    fetch('/api/v1/settings', {
        method: 'POST',
        headers: {
            'Content-Type': 'application/json',
        },
        body: JSON.stringify(formData)
    })
    .then(response => response.json())
    .then(data => {
        if (data.success) {
            showNotification('会话设置保存成功', 'success');
            // 更新显示的会话时间信息
            const sessionHours = formData.session_lifetime_hours;
            const sessionInfoElements = document.querySelectorAll('div.form-text');
            sessionInfoElements.forEach(element => {
                if (element.textContent.includes('当前设置:')) {
                    element.textContent = `当前设置: ${sessionHours} 小时`;
                }
            });
        } else {
            showNotification('保存失败: ' + data.message, 'error');
        }
    })
    .catch(error => {
        console.error('Error:', error);
        showNotification('保存失败，请查看控制台了解详情', 'error');
    })
    .finally(() => {
        saveBtn.disabled = false;
        saveText.textContent = '保存设置';
    });
}

// 重置系统
function resetSystem() {
    if (confirm('确定要重置系统吗？此操作无法恢复！')) {
        showNotification('系统重置功能开发中...', 'info');
        // 关闭模态框
        const modal = bootstrap.Modal.getInstance(document.getElementById('resetModal'));
        modal.hide();
    }
}

// 清理缓存
function clearCache() {
    showNotification('正在清理缓存...', 'info');
    // 关闭模态框
    const modal = bootstrap.Modal.getInstance(document.getElementById('clearCacheModal'));
    modal.hide();
    
    // 模拟清理过程
    setTimeout(() => {
        showNotification('缓存清理完成', 'success');
    }, 2000);
}

// 数据备份
function backupData() {
    showNotification('正在创建数据备份...', 'info');
    // 关闭模态框
    const modal = bootstrap.Modal.getInstance(document.getElementById('backupModal'));
    modal.hide();
    
    // 模拟备份过程
    setTimeout(() => {
        showNotification('数据备份创建成功', 'success');
    }, 3000);
}
</script>
{% endblock %}