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HuangHai 3 weeks ago
parent 432b13b586
commit 69aa1e8e4e
8 changed files with 519 additions and 159 deletions
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dsRag/static/layui/css/layui.css
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dsRag/static/layui/layui.js
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dsRag/static/tree.html
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@ -3,6 +3,9 @@
<head>
<meta charset="UTF-8">
<title>知识点树形展示</title>
<!-- 添加LayUI CSS和JS -->
<link rel="stylesheet" href="/static/layui/css/layui.css">
<script src="/static/layui/layui.js"></script>
<style>
body {
margin: 0;
@ -111,9 +114,9 @@
const isThirdLevel = node.parent_id && allNodes.find(n => n.id === node.parent_id)?.parent_id;
html += '<td>' + (node.prerequisite && node.prerequisite.length > 0 ?
node.prerequisite.map(p => p.title).join(', ') : '') +
(isThirdLevel ? '<button onclick="prerequisiteUpdate(\'' + node.id + '\')">维护</button>' : '') + '</td>';
(isThirdLevel ? '<button class="layui-btn layui-btn-sm" onclick="prerequisiteUpdate(\'' + node.id + '\')">维护</button>' : '') + '</td>';
html += '<td>' + (node.related || '') +
(isThirdLevel ? '<button onclick="relatedUpdate(\'' + node.id + '\')">维护</button>' : '') + '</td>';
(isThirdLevel ? '<button class="layui-btn layui-btn-sm layui-btn-normal" onclick="relatedUpdate(\'' + node.id + '\')">维护</button>' : '') + '</td>';
html += '</tr>';
if (node.open && node.children && node.children.length > 0) {
@ -155,175 +158,121 @@
});
// 修改prerequisiteUpdate和relatedUpdate函数
// 修改prerequisiteUpdate函数使用LayUI
function prerequisiteUpdate(nodeId) {
const currentNodeId = nodeId; // Define the variable from function parameter
const modal = document.createElement('div');
modal.style.cssText = `
position: fixed;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
background-color: rgba(255, 255, 255, 0.95); // 修改背景为不透明
padding: 20px;
border-radius: 5px;
box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
z-index: 1000;
width: 500px;
max-width: 90%;
modal.style.width = '600px';
modal.style.padding = '20px';
modal.style.backgroundColor = 'white';
modal.style.border = '1px solid #ccc';
modal.style.borderRadius = '5px';
modal.style.boxShadow = '0 0 10px rgba(0,0,0,0.2)';
modal.style.zIndex = '1000';
`;
// 创建标题和关闭按钮
const header = document.createElement('div');
header.style.display = 'flex';
header.style.justifyContent = 'space-between';
header.style.alignItems = 'center';
header.style.marginBottom = '15px';
const title = document.createElement('h3');
title.textContent = '选择先修知识';
title.style.margin = '0';
const closeBtn = document.createElement('button');
closeBtn.innerHTML = '&times;';
closeBtn.style.background = 'none';
closeBtn.style.border = 'none';
closeBtn.style.fontSize = '20px';
closeBtn.style.cursor = 'pointer';
closeBtn.onclick = function () {
document.body.removeChild(modal);
};
header.appendChild(title);
header.appendChild(closeBtn);
// 创建多选下拉框
// 替换select元素为checkbox列表
const container = document.createElement('div');
container.style.cssText = `
max-height: 300px;
overflow-y: auto;
margin-bottom: 10px;
`;
// 为每个节点创建checkbox
allNodes.forEach(node => {
if (node.id !== currentNodeId && !node.isParent) {
const div = document.createElement('div');
const checkbox = document.createElement('input');
checkbox.type = 'checkbox';
checkbox.value = node.id;
checkbox.id = `node_${node.id}`;
layui.use(['layer', 'form'], function(){
var layer = layui.layer;
var form = layui.form;
// 获取当前节点
const currentNode = findNodeById(treeData, nodeId);
// 获取当前节点的先修知识列表
const currentNode = findNodeById(treeData, currentNodeId);
if (currentNode && currentNode.prerequisite) {
// 如果当前节点有这个先修知识，则默认选中
const isSelected = currentNode.prerequisite.some(p => p.id === node.id);
checkbox.checked = isSelected;
// 构建HTML内容
let html = '<div style="padding: 20px;">';
html += '<form class="layui-form">';
allNodes.forEach(node => {
if (node.id !== nodeId && !node.isParent) {
const isSelected = currentNode && currentNode.prerequisite &&
currentNode.prerequisite.some(p => p.id === node.id);
html += '<div class="layui-form-item">';
html += '<input type="checkbox" name="node" value="' + node.id + '" title="' + node.title + '"' + (isSelected ? ' checked' : '') + '>';
html += '</div>';
}
const label = document.createElement('label');
label.htmlFor = `node_${node.id}`;
label.textContent = node.title; // 修改这里，直接显示节点title
div.appendChild(checkbox);
div.appendChild(label);
container.appendChild(div);
}
});
// Create confirm button before using it
const confirmBtn = document.createElement('button');
confirmBtn.textContent = '确定';
confirmBtn.style.marginTop = '10px';
confirmBtn.style.padding = '5px 15px';
confirmBtn.style.backgroundColor = '#4CAF50';
confirmBtn.style.color = 'white';
confirmBtn.style.border = 'none';
confirmBtn.style.borderRadius = '4px';
confirmBtn.style.cursor = 'pointer';
confirmBtn.onclick = function () {
const currentNode = findNodeById(treeData, currentNodeId);
if (!currentNode) {
console.error('找不到当前节点:', currentNodeId);
return;
}
const selectedNodes = [];
const checkboxes = container.querySelectorAll('input[type="checkbox"]:checked');
checkboxes.forEach(checkbox => {
const node = findNodeById(treeData, checkbox.value);
if (node) {
selectedNodes.push({
id: node.id,
title: node.title
});
html += '</form>';
html += '</div>';
// 弹出层
layer.open({
type: 1,
title: '选择先修知识',
content: html,
area: ['500px', '400px'],
btn: ['确定', '取消'],
yes: function(index, layero){
const selectedNodes = [];
$('input[name="node"]:checked').each(function(){
const node = findNodeById(treeData, $(this).val());
if (node) {
selectedNodes.push({
id: node.id,
title: node.title
});
}
});
// 调用后端接口
fetch('/api/update-prerequisites', {
method: 'POST',
headers: {
'Content-Type': 'application/json',
},
body: JSON.stringify({
node_id: nodeId,
prerequisites: selectedNodes
})
})
.then(response => response.json())
.then(data => {
if (data.code === 0) {
layer.msg('保存成功', {icon: 1});
setTimeout(() => location.reload(), 1000);
} else {
layer.msg('保存失败: ' + data.message, {icon: 2});
}
})
.catch(error => {
console.error('Error:', error);
layer.msg('保存出错', {icon: 2});
});
layer.close(index);
}
});
console.log(`当前操作的三级节点ID: ${currentNodeId}, 名称: ${currentNode.title}`);
console.log('选中的先修知识:');
selectedNodes.forEach(node => {
if (node.parentTitle) {
console.log(`ID: ${node.id}, 名称: 【${node.parentTitle}】${node.title}`);
form.render();
});
}
// 修改维护按钮样式
function updateTable() {
var html = '';
function buildRows(nodes, level) {
level = level || 0;
for (var i = 0; i < nodes.length; i++) {
var node = nodes[i];
html += '<tr class="level-' + level + '">';
html += '<td style="padding-left:' + (level * 20) + 'px">';
if (node.children && node.children.length > 0) {
html += '<span class="toggle-icon" onclick="toggleNode(\'' + node.id + '\')">' +
(node.open ? '▼' : '▶') + '</span>';
} else {
console.log(`ID: ${node.id}, 名称: ${node.title}`);
html += '<span style="display:inline-block; width:16px;"></span>';
}
});
// 调用后端接口
fetch('/api/update-prerequisites', {
method: 'POST',
headers: {
'Content-Type': 'application/json',
},
body: JSON.stringify({
node_id: currentNodeId,
prerequisites: selectedNodes
})
})
.then(response => response.json())
.then(data => {
if (data.code === 0) {
alert('保存成功');
location.reload(); // 刷新页面
} else {
alert('保存失败: ' + data.message);
}
})
.catch(error => {
console.error('Error:', error);
alert('保存出错');
});
modal.remove();
};
// 添加到模态框
modal.appendChild(header);
modal.appendChild(container);
modal.appendChild(confirmBtn);
html += node.title + '</td>';
// 添加到页面
document.body.appendChild(modal);
}
// 修改后的维护按钮显示逻辑
const isThirdLevel = node.parent_id && allNodes.find(n => n.id === node.parent_id)?.parent_id;
html += '<td>' + (node.prerequisite && node.prerequisite.length > 0 ?
node.prerequisite.map(p => p.title).join(', ') : '') +
(isThirdLevel ? '<button class="layui-btn layui-btn-sm" onclick="prerequisiteUpdate(\'' + node.id + '\')">维护</button>' : '') + '</td>';
html += '<td>' + (node.related || '') +
(isThirdLevel ? '<button class="layui-btn layui-btn-sm layui-btn-normal" onclick="relatedUpdate(\'' + node.id + '\')">维护</button>' : '') + '</td>';
html += '</tr>';
function relatedUpdate(nodeId) {
// 同样修改relatedUpdate函数
const node = findNodeById(treeData, nodeId);
if (node) {
alert(`相关知识 Node ID: ${node.id}\nNode Title: ${node.title}`);
} else {
console.error('Node not found:', nodeId);
if (node.open && node.children && node.children.length > 0) {
buildRows(node.children, level + 1);
}
}
}
}
buildRows(treeData);
$("#treeBody").html(html);
}
</script>
</body>
</html>
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