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navigation-app/frontend/script.js

367 lines
14 KiB
JavaScript
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2025-03-26 01:57:10 +08:00
document.addEventListener('DOMContentLoaded', function() {
// DOM元素
const categoriesContainer = document.getElementById('categories');
const addSiteModal = document.getElementById('addSiteModal');
const manageCategoriesModal = document.getElementById('manageCategoriesModal');
const addSiteBtn = document.getElementById('addSiteBtn');
const manageCategoriesBtn = document.getElementById('manageCategoriesBtn');
const closeButtons = document.querySelectorAll('.close');
const addSiteForm = document.getElementById('addSiteForm');
const exportBtn = document.getElementById('exportBtn');
const importBtn = document.getElementById('importBtn');
const importFile = document.getElementById('importFile');
const searchInput = document.getElementById('searchInput');
const themeBtn = document.getElementById('themeBtn');
const categoryList = document.getElementById('categoryList');
const newCategoryName = document.getElementById('newCategoryName');
const addCategoryBtn = document.getElementById('addCategoryBtn');
// 当前主题
const currentTheme = localStorage.getItem('theme') || 'light';
document.documentElement.setAttribute('data-theme', currentTheme);
themeBtn.innerHTML = currentTheme === 'light' ? '<i class="fas fa-moon"></i>' : '<i class="fas fa-sun"></i>';
// 加载数据
loadSites();
// 打开添加网站模态框
addSiteBtn.addEventListener('click', () => {
addSiteModal.style.display = 'block';
});
// 打开管理分类模态框
manageCategoriesBtn.addEventListener('click', () => {
renderCategoryList();
manageCategoriesModal.style.display = 'block';
});
// 关闭模态框
closeButtons.forEach(btn => {
btn.addEventListener('click', function() {
this.closest('.modal').style.display = 'none';
});
});
// 点击模态框外部关闭
window.addEventListener('click', (e) => {
if (e.target.classList.contains('modal')) {
e.target.style.display = 'none';
}
});
// 添加网站表单提交
addSiteForm.addEventListener('submit', async (e) => {
e.preventDefault();
const name = document.getElementById('siteName').value.trim();
const url = document.getElementById('siteUrl').value.trim();
const category = document.getElementById('siteCategory').value.trim();
const icon = document.getElementById('siteIcon').value.trim();
try {
const response = await fetch('/api/add', {
method: 'POST',
headers: {
'Content-Type': 'application/json',
},
body: JSON.stringify({
name,
url,
icon: icon || null,
category
})
});
if (!response.ok) throw new Error('添加失败');
// 清空表单并关闭模态框
addSiteForm.reset();
addSiteModal.style.display = 'none';
// 重新加载数据
loadSites();
} catch (error) {
console.error('Error:', error);
alert('添加网站时出错: ' + error.message);
}
});
// 导出数据
exportBtn.addEventListener('click', async () => {
try {
const response = await fetch('/api/sites');
if (!response.ok) throw new Error('导出失败');
const data = await response.json();
const dataStr = JSON.stringify(data, null, 2);
const dataUri = 'data:application/json;charset=utf-8,' + encodeURIComponent(dataStr);
const exportFileDefaultName = `导航数据_${new Date().toISOString().slice(0,10)}.json`;
const linkElement = document.createElement('a');
linkElement.setAttribute('href', dataUri);
linkElement.setAttribute('download', exportFileDefaultName);
linkElement.click();
} catch (error) {
console.error('导出失败:', error);
alert('导出数据时出错');
}
});
// 导入数据
importBtn.addEventListener('click', () => {
importFile.click();
});
importFile.addEventListener('change', async (e) => {
const file = e.target.files[0];
if (!file) return;
const reader = new FileReader();
reader.onload = async (e) => {
try {
const importedData = JSON.parse(e.target.result);
if (confirm('确定要导入数据吗?这将覆盖当前所有导航数据。')) {
const response = await fetch('/api/import', {
method: 'POST',
headers: {
'Content-Type': 'application/json',
},
body: JSON.stringify(importedData)
});
if (!response.ok) throw new Error('导入失败');
alert('数据导入成功!');
loadSites();
}
} catch (error) {
console.error('导入失败:', error);
alert('导入数据时出错: ' + error.message);
}
};
reader.readAsText(file);
// 清空input以便可以重复导入同一文件
e.target.value = '';
});
// 添加新分类
addCategoryBtn.addEventListener('click', async () => {
const categoryName = newCategoryName.value.trim();
if (!categoryName) return;
try {
// 这里需要根据你的Go后端API进行调整
const response = await fetch('/api/categories', {
method: 'POST',
headers: {
'Content-Type': 'application/json',
},
body: JSON.stringify({ name: categoryName })
});
if (!response.ok) throw new Error('添加分类失败');
newCategoryName.value = '';
renderCategoryList();
loadSites();
} catch (error) {
console.error('添加分类失败:', error);
alert('添加分类时出错: ' + error.message);
}
});
// 搜索功能
searchInput.addEventListener('input', (e) => {
const searchTerm = e.target.value.toLowerCase();
document.querySelectorAll('.site').forEach(site => {
const name = site.getAttribute('data-name') || '';
const url = site.getAttribute('data-url') || '';
if (name.includes(searchTerm) || url.includes(searchTerm)) {
site.style.display = 'flex';
} else {
site.style.display = 'none';
}
});
});
// 主题切换
themeBtn.addEventListener('click', toggleTheme);
// 加载网站数据
async function loadSites() {
categoriesContainer.innerHTML = '<div class="loading">加载中...</div>';
try {
const response = await fetch('/api/sites');
if (!response.ok) throw new Error('Network response was not ok');
const sites = await response.json();
renderSites(sites);
} catch (error) {
console.error('Error loading sites:', error);
categoriesContainer.innerHTML = '<div class="error">加载失败,请刷新重试</div>';
}
}
// 渲染网站
function renderSites(sites) {
if (!sites || sites.length === 0) {
categoriesContainer.innerHTML = '<p>暂无网站,请添加您的第一个网站。</p>';
return;
}
// 按分类分组
const categories = {};
sites.forEach(site => {
if (!categories[site.category]) {
categories[site.category] = [];
}
categories[site.category].push(site);
});
// 清空容器
categoriesContainer.innerHTML = '';
// 渲染每个分类
for (const category in categories) {
const categoryElement = document.createElement('div');
categoryElement.className = 'category';
const categoryTitle = document.createElement('h2');
categoryTitle.innerHTML = `<i class="fas fa-folder"></i> ${category}`;
const sitesContainer = document.createElement('div');
sitesContainer.className = 'sites';
categories[category].forEach(site => {
const siteElement = document.createElement('a');
siteElement.className = 'site';
siteElement.href = site.url;
siteElement.target = '_blank';
siteElement.setAttribute('data-name', site.name.toLowerCase());
siteElement.setAttribute('data-url', site.url.toLowerCase());
const iconElement = document.createElement('div');
iconElement.className = 'site-icon';
if (site.icon) {
const img = document.createElement('img');
img.src = site.icon;
img.alt = site.name;
iconElement.appendChild(img);
} else {
iconElement.textContent = site.name.charAt(0).toUpperCase();
}
const nameElement = document.createElement('span');
nameElement.className = 'site-name';
nameElement.textContent = site.name;
const deleteBtn = document.createElement('button');
deleteBtn.className = 'delete-btn';
deleteBtn.innerHTML = '×';
deleteBtn.addEventListener('click', async (e) => {
e.preventDefault();
e.stopPropagation();
if (confirm(`确定要删除 "${site.name}" 吗?`)) {
try {
const response = await fetch(`/api/delete`, {
method: 'POST',
headers: {
'Content-Type': 'application/json',
},
body: JSON.stringify({ id: site.id })
});
if (response.ok) {
loadSites();
} else {
throw new Error('删除失败');
}
} catch (error) {
console.error('Error deleting site:', error);
alert('删除网站时出错');
}
}
});
siteElement.appendChild(iconElement);
siteElement.appendChild(nameElement);
siteElement.appendChild(deleteBtn);
sitesContainer.appendChild(siteElement);
});
categoryElement.appendChild(categoryTitle);
categoryElement.appendChild(sitesContainer);
categoriesContainer.appendChild(categoryElement);
}
}
// 渲染分类列表
async function renderCategoryList() {
categoryList.innerHTML = '<div class="loading">加载中...</div>';
try {
const response = await fetch('/api/sites');
if (!response.ok) throw new Error('Network response was not ok');
const sites = await response.json();
// 获取所有分类
const categories = new Set();
sites.forEach(site => categories.add(site.category));
categoryList.innerHTML = '';
categories.forEach(category => {
const categoryItem = document.createElement('div');
categoryItem.className = 'category-item';
const categoryName = document.createElement('span');
categoryName.textContent = category;
const deleteBtn = document.createElement('button');
deleteBtn.innerHTML = '<i class="fas fa-trash"></i> 删除';
deleteBtn.addEventListener('click', async () => {
if (confirm(`确定要删除分类 "${category}" 吗?这将删除该分类下的所有网站。`)) {
try {
// 这里需要根据你的Go后端API进行调整
const response = await fetch(`/api/categories/${encodeURIComponent(category)}`, {
method: 'DELETE'
});
if (response.ok) {
renderCategoryList();
loadSites();
} else {
throw new Error('删除分类失败');
}
} catch (error) {
console.error('删除分类失败:', error);
alert('删除分类时出错: ' + error.message);
}
}
});
categoryItem.appendChild(categoryName);
categoryItem.appendChild(deleteBtn);
categoryList.appendChild(categoryItem);
});
} catch (error) {
console.error('Error loading categories:', error);
categoryList.innerHTML = '<div class="error">加载分类失败</div>';
}
}
// 切换主题
function toggleTheme() {
const currentTheme = document.documentElement.getAttribute('data-theme');
const newTheme = currentTheme === 'light' ? 'dark' : 'light';
document.documentElement.setAttribute('data-theme', newTheme);
localStorage.setItem('theme', newTheme);
themeBtn.innerHTML = newTheme === 'light' ? '<i class="fas fa-moon"></i>' : '<i class="fas fa-sun"></i>';
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}
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});