{% extends "base.html" %}

{% block title %}导入卡密 - 软件授权管理系统{% endblock %}

{% block page_title %}导入卡密{% endblock %}

{% block page_actions %}
<a href="{{ url_for('web.licenses') }}" class="btn btn-outline-secondary">
    <i class="fas fa-arrow-left me-2"></i>
    返回列表
</a>
{% endblock %}

{% block content %}
<div class="row">
    <div class="col-lg-8">
        <div class="card shadow">
            <div class="card-body">
                <form id="import-form" enctype="multipart/form-data">
                    <div class="mb-3">
                        <label for="product_id" class="form-label">选择产品 *</label>
                        <select class="form-select" id="product_id" name="product_id" required>
                            <option value="">请选择产品</option>
                            {% for product in products %}
                            <option value="{{ product.product_id }}">{{ product.product_name }}</option>
                            {% endfor %}
                        </select>
                    </div>
                    
                    <div class="mb-3">
                        <label for="license_file" class="form-label">选择文件 *</label>
                        <input type="file" class="form-control" id="license_file" name="license_file" accept=".txt,.csv" required>
                        <div class="form-text">支持TXT或CSV格式文件，每行一个卡密</div>
                    </div>
                    
                    <div class="mb-3">
                        <label for="license_type" class="form-label">卡密类型</label>
                        <select class="form-select" id="license_type" name="license_type">
                            <option value="">自动识别</option>
                            <option value="1">正式卡密</option>
                            <option value="0">试用卡密</option>
                        </select>
                        <div class="form-text">如果选择自动识别，系统会根据卡密前缀判断类型</div>
                    </div>
                    
                    <div class="mb-3">
                        <label for="expire_days" class="form-label">有效期(天)</label>
                        <input type="number" class="form-control" id="expire_days" name="expire_days" min="1" max="3650">
                        <div class="form-text">卡密有效期天数，留空表示使用文件中的设置或永久有效</div>
                    </div>
                    
                    <div class="mb-3">
                        <label for="max_devices" class="form-label">最大绑定设备数</label>
                        <input type="number" class="form-control" id="max_devices" name="max_devices" min="1" max="100" value="1">
                        <div class="form-text">同一卡密最多可绑定的设备数量</div>
                    </div>
                    
                    <div class="mb-3">
                        <label for="description" class="form-label">备注</label>
                        <textarea class="form-control" id="description" name="description" rows="3"></textarea>
                    </div>
                    
                    <button type="submit" class="btn btn-primary" id="submit-btn">
                        <i class="fas fa-file-import me-2"></i>
                        <span id="submit-text">导入卡密</span>
                    </button>
                    <a href="{{ url_for('web.licenses') }}" class="btn btn-secondary">取消</a>
                </form>
            </div>
        </div>
    </div>
    
    <div class="col-lg-4">
        <div class="card shadow">
            <div class="card-header">
                <h6 class="mb-0">导入说明</h6>
            </div>
            <div class="card-body">
                <ul class="list-unstyled">
                    <li class="mb-2">
                        <i class="fas fa-info-circle text-primary me-2"></i>
                        <small>文件格式：每行一个卡密，纯文本格式</small>
                    </li>
                    <li class="mb-2">
                        <i class="fas fa-info-circle text-primary me-2"></i>
                        <small>支持CSV格式，第一列为卡密</small>
                    </li>
                    <li class="mb-2">
                        <i class="fas fa-info-circle text-primary me-2"></i>
                        <small>系统会自动过滤重复和无效的卡密</small>
                    </li>
                    <li class="mb-2">
                        <i class="fas fa-info-circle text-primary me-2"></i>
                        <small>导入前请确保选择了正确的产品</small>
                    </li>
                </ul>
                
                <h6 class="mt-3">示例文件格式</h6>
                <pre class="bg-light p-2 small">LICENSE_KEY_001
LICENSE_KEY_002
TRIAL_KEY_001
TRIAL_KEY_002</pre>
            </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() {
    // 表单提交
    document.getElementById('import-form').addEventListener('submit', function(e) {
        e.preventDefault();
        importLicenses();
    });
}

// 导入卡密
function importLicenses() {
    const submitBtn = document.getElementById('submit-btn');
    const submitText = document.getElementById('submit-text');
    const fileInput = document.getElementById('license_file');
    
    // 获取表单数据
    const formData = new FormData();
    formData.append('product_id', document.getElementById('product_id').value);
    formData.append('license_file', fileInput.files[0]);
    
    const licenseType = document.getElementById('license_type').value;
    if (licenseType) {
        formData.append('license_type', licenseType);
    }
    
    const expireDays = document.getElementById('expire_days').value;
    if (expireDays) {
        formData.append('expire_days', expireDays);
    }
    
    const maxDevices = document.getElementById('max_devices').value;
    if (maxDevices) {
        formData.append('max_devices', maxDevices);
    }
    
    const description = document.getElementById('description').value.trim();
    if (description) {
        formData.append('description', description);
    }
    
    // 基础验证
    if (!document.getElementById('product_id').value) {
        showNotification('请选择产品', 'warning');
        return;
    }
    
    if (!fileInput.files[0]) {
        showNotification('请选择要导入的文件', 'warning');
        return;
    }
    
    // 显示加载状态
    submitBtn.disabled = true;
    submitText.textContent = '导入中...';
    
    // 发送请求
    showLoading();
    fetch('/api/v1/licenses/import', {
        method: 'POST',
        body: formData,
        credentials: 'same-origin'
    })
    .then(response => {
        hideLoading();
        if (response.ok) {
            return response.json();
        } else {
            throw new Error(`HTTP error! status: ${response.status}`);
        }
    })
    .then(data => {
        if (data.success) {
            showNotification(`成功导入 ${data.data.imported} 个卡密，跳过 ${data.data.skipped} 个重复卡密`, 'success');
            // 延迟跳转到卡密列表
            setTimeout(() => {
                window.location.href = '/licenses';
            }, 2000);
        } else {
            showNotification(data.message || '导入失败', 'error');
        }
    })
    .catch(error => {
        hideLoading();
        console.error('Failed to import licenses:', error);
        showNotification('导入失败，请检查文件格式后重试', 'error');
    })
    .finally(() => {
        // 恢复按钮状态
        submitBtn.disabled = false;
        submitText.textContent = '导入卡密';
    });
}
</script>
{% endblock %}