{% extends "base.html" %}

{% block title %}发布版本 - 软件授权管理系统{% endblock %}

{% block page_title %}发布版本{% endblock %}

{% block page_actions %}
<a href="{{ url_for('web.versions') }}" 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="version-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 }}" {% if request.args.get('product_id') == product.product_id %}selected{% endif %}>
                                {{ product.product_name }}
                            </option>
                            {% endfor %}
                        </select>
                    </div>
                    
                    <div class="mb-3">
                        <label for="version_num" class="form-label">版本号 *</label>
                        <input type="text" class="form-control" id="version_num" name="version_num" required>
                        <div class="form-text">版本号格式建议使用 x.x.x 格式，如 1.0.0</div>
                    </div>
                    
                    <div class="mb-3">
                        <label for="platform" class="form-label">平台</label>
                        <input type="text" class="form-control" id="platform" name="platform" placeholder="如: Windows, macOS, Linux">
                    </div>
                    
                    <div class="mb-3">
                        <label for="description" class="form-label">版本描述</label>
                        <textarea class="form-control" id="description" name="description" rows="3"></textarea>
                    </div>
                    
                    <div class="mb-3">
                        <label for="update_notes" class="form-label">更新日志</label>
                        <textarea class="form-control" id="update_notes" name="update_notes" rows="5"></textarea>
                    </div>
                    
                    <!-- 文件上传区域 -->
                    <div class="mb-3">
                        <label class="form-label">版本文件上传</label>
                        <div class="border rounded p-3 mb-2">
                            <div class="d-flex justify-content-between align-items-center mb-2">
                                <button type="button" class="btn btn-outline-primary btn-sm" id="upload-file-btn">
                                    <i class="fas fa-upload me-1"></i>选择文件
                                </button>
                                <input type="file" id="version_file" name="version_file" accept=".zip,.rar,.7z,.exe,.dmg,.pkg" class="d-none">
                                <div id="upload-status" class="text-muted">未选择文件</div>
                            </div>
                            <div id="file-info" class="small text-muted d-none">
                                <div>文件名: <span id="file-name"></span></div>
                                <div>文件大小: <span id="file-size"></span></div>
                                <div>文件哈希: <span id="file-hash"></span></div>
                                <input type="hidden" id="file_url" name="file_url">
                                <input type="hidden" id="file_hash" name="file_hash">
                            </div>
                        </div>
                        <div class="form-text">支持常见的压缩包和安装包格式，文件将单独上传</div>
                    </div>
                    
                    <div class="mb-3 form-check">
                        <input type="checkbox" class="form-check-input" id="publish_now" name="publish_now">
                        <label class="form-check-label" for="publish_now">立即发布</label>
                    </div>
                    
                    <button type="submit" class="btn btn-primary" id="submit-btn">
                        <i class="fas fa-save me-2"></i>
                        <span id="submit-text">创建版本</span>
                    </button>
                    <a href="{{ url_for('web.versions') }}" 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">发布说明</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>必须选择一个产品才能创建版本</small>
                    </li>
                    <li class="mb-2">
                        <i class="fas fa-info-circle text-primary me-2"></i>
                        <small>版本号建议使用语义化版本格式</small>
                    </li>
                    <li class="mb-2">
                        <i class="fas fa-info-circle text-primary me-2"></i>
                        <small>可以先创建版本再上传文件，或直接上传文件</small>
                    </li>
                    <li class="mb-2">
                        <i class="fas fa-info-circle text-primary me-2"></i>
                        <small>立即发布选项会直接将版本设为可用状态</small>
                    </li>
                </ul>
            </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('version-form').addEventListener('submit', function(e) {
        e.preventDefault();
        createVersion();
    });
    
    // 文件选择按钮点击事件
    document.getElementById('upload-file-btn').addEventListener('click', function() {
        document.getElementById('version_file').click();
    });
    
    // 文件选择变化事件
    document.getElementById('version_file').addEventListener('change', function(e) {
        if (e.target.files.length > 0) {
            uploadFile(e.target.files[0]);
        }
    });
}

// 上传文件
function uploadFile(file) {
    const uploadBtn = document.getElementById('upload-file-btn');
    const uploadStatus = document.getElementById('upload-status');
    
    // 显示上传状态
    uploadBtn.disabled = true;
    uploadStatus.textContent = '上传中...';
    
    // 创建FormData对象
    const formData = new FormData();
    formData.append('version_file', file);
    
    // 发送上传请求
    fetch('/api/v1/versions/upload', {
        method: 'POST',
        body: formData,
        credentials: 'same-origin'
    })
    .then(response => {
        console.log('Upload response status:', response.status);
        console.log('Upload response headers:', [...response.headers.entries()]);
        
        if (response.ok) {
            return response.json();
        } else {
            // 尝试获取错误响应体
            return response.text().then(text => {
                console.error('Upload error response body:', text);
                throw new Error(`HTTP error! status: ${response.status}, body: ${text}`);
            });
        }
    })
    .then(data => {
        console.log('Upload response data:', data);
        if (data.success) {
            // 显示文件信息
            document.getElementById('file-name').textContent = data.data.file_name;
            document.getElementById('file-size').textContent = formatFileSize(data.data.file_size);
            document.getElementById('file-hash').textContent = data.data.file_hash;
            document.getElementById('file_url').value = data.data.file_url;
            document.getElementById('file_hash').value = data.data.file_hash;
            
            // 显示文件信息区域
            document.getElementById('file-info').classList.remove('d-none');
            uploadStatus.textContent = '上传成功';
        } else {
            uploadStatus.textContent = data.message || '上传失败';
            showNotification(data.message || '文件上传失败', 'error');
        }
    })
    .catch(error => {
        console.error('文件上传失败:', error);
        uploadStatus.textContent = '上传失败';
        showNotification('文件上传失败，请稍后重试: ' + error.message, 'error');
    })
    .finally(() => {
        // 恢复按钮状态
        uploadBtn.disabled = false;
    });
}

// 格式化文件大小
function formatFileSize(bytes) {
    if (bytes === 0) return '0 Bytes';
    const k = 1024;
    const sizes = ['Bytes', 'KB', 'MB', 'GB'];
    const i = Math.floor(Math.log(bytes) / Math.log(k));
    return parseFloat((bytes / Math.pow(k, i)).toFixed(2)) + ' ' + sizes[i];
}

// 创建版本
function createVersion() {
    const submitBtn = document.getElementById('submit-btn');
    const submitText = document.getElementById('submit-text');
    
    // 获取表单数据
    const formData = new FormData();
    formData.append('product_id', document.getElementById('product_id').value);
    formData.append('version_num', document.getElementById('version_num').value.trim());
    
    const platform = document.getElementById('platform').value.trim();
    if (platform) {
        formData.append('platform', platform);
    }
    
    const description = document.getElementById('description').value.trim();
    if (description) {
        formData.append('description', description);
    }
    
    const updateNotes = document.getElementById('update_notes').value.trim();
    if (updateNotes) {
        formData.append('update_notes', updateNotes);
    }
    
    // 添加文件信息（如果已上传）
    const fileUrl = document.getElementById('file_url').value;
    if (fileUrl) {
        formData.append('download_url', fileUrl);
    }
    
    const fileHash = document.getElementById('file_hash').value;
    if (fileHash) {
        formData.append('file_hash', fileHash);
    }
    
    const publishNow = document.getElementById('publish_now').checked;
    formData.append('publish_now', publishNow);
    
    // 基础验证
    if (!document.getElementById('product_id').value) {
        showNotification('请选择产品', 'warning');
        return;
    }
    
    if (!document.getElementById('version_num').value.trim()) {
        showNotification('请输入版本号', 'warning');
        return;
    }
    
    // 显示加载状态
    submitBtn.disabled = true;
    submitText.textContent = '创建中...';
    
    // 发送请求
    showLoading();
    fetch('/api/v1/versions', {
        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('版本创建成功', 'success');
            // 延迟跳转到版本列表
            setTimeout(() => {
                window.location.href = '/versions';
            }, 1500);
        } else {
            showNotification(data.message || '创建失败', 'error');
        }
    })
    .catch(error => {
        hideLoading();
        console.error('Failed to create version:', error);
        showNotification('网络错误，请稍后重试', 'error');
    })
    .finally(() => {
        // 恢复按钮状态
        submitBtn.disabled = false;
        submitText.textContent = '创建版本';
    });
}
</script>
{% endblock %}