// admin-portfolio.js - 作品集管理页面功能

function openAddPortfolioModal() {
    document.getElementById('portfolioId').value = '';
    document.getElementById('portfolioName').value = '';
    document.getElementById('portfolioDescription').value = '';
    document.getElementById('portfolioTechStack').value = '';
    document.getElementById('portfolioURL').value = '';
    document.getElementById('portfolioStartDate').value = '';
    document.getElementById('portfolioEndDate').value = '';
    document.getElementById('portfolioModalTitle').textContent = '添加项目';
    document.getElementById('portfolioModal').style.display = 'flex';
}

function closePortfolioModal() {
    document.getElementById('portfolioModal').style.display = 'none';
}

function editPortfolio(id) {
    fetch(`/api/admin/portfolio/${id}`)
        .then(response => response.json())
        .then(item => {
            document.getElementById('portfolioId').value = item.id;
            document.getElementById('portfolioName').value = item.name;
            document.getElementById('portfolioDescription').value = item.description;
            document.getElementById('portfolioTechStack').value = item.tech_stack ? item.tech_stack.join(', ') : '';
            document.getElementById('portfolioURL').value = item.url || '';
            document.getElementById('portfolioStartDate').value = item.start_date || '';
            document.getElementById('portfolioEndDate').value = item.end_date || '';
            document.getElementById('portfolioModalTitle').textContent = '编辑项目';
            document.getElementById('portfolioModal').style.display = 'flex';
        })
        .catch(error => {
            showCustomAlert('error', '获取失败', '获取项目信息失败');
        });
}

function savePortfolio(event) {
    event.preventDefault();
    
    const portfolioId = document.getElementById('portfolioId').value;
    const userId = document.getElementById('portfolioUserId').value;
    const techStack = document.getElementById('portfolioTechStack').value
        .split(',')
        .map(s => s.trim())
        .filter(s => s);

    const data = {
        user_id: userId,
        name: document.getElementById('portfolioName').value,
        description: document.getElementById('portfolioDescription').value,
        tech_stack: techStack,
        url: document.getElementById('portfolioURL').value,
        start_date: document.getElementById('portfolioStartDate').value,
        end_date: document.getElementById('portfolioEndDate').value
    };

    const url = portfolioId ? `/api/admin/portfolio/${portfolioId}` : '/api/admin/portfolio';
    const method = portfolioId ? 'PUT' : 'POST';

    fetch(url, {
        method: method,
        headers: {
            'Content-Type': 'application/json'
        },
        body: JSON.stringify(data)
    })
    .then(response => response.json())
    .then(result => {
        if (result.success) {
            showCustomAlert('success', '保存成功', portfolioId ? '项目更新成功' : '项目添加成功');
            closePortfolioModal();
            window.location.reload();
        } else {
            showCustomAlert('error', '保存失败', result.message || '操作失败');
        }
    })
    .catch(error => {
        showCustomAlert('error', '保存失败', '网络请求失败');
    });
}

function deletePortfolio(id) {
    if (!confirm('确定要删除该项目吗？')) return;

    fetch(`/api/admin/portfolio/${id}`, {
        method: 'DELETE'
    })
    .then(response => response.json())
    .then(result => {
        if (result.success) {
            showCustomAlert('success', '删除成功', '项目删除成功');
            window.location.reload();
        } else {
            showCustomAlert('error', '删除失败', result.message || '操作失败');
        }
    })
    .catch(error => {
        showCustomAlert('error', '删除失败', '网络请求失败');
    });
}