'commit'

3 weeks ago · ae42a7febd
parent eff107ee26
commit ae42a7febd
2 changed files with 128 additions and 79 deletions
--- a/dsRag/Start.py
+++ b/dsRag/Start.py
@ -177,20 +177,34 @@ async def get_tree_data():
                    FROM knowledge_points
                    ORDER BY parent_id, id
                """)
-                result = await cur.fetchall()
+                rows = await cur.fetchall()
        
-        data = [{
-            "id": row[0],
-            "name": row[1],  # 确保包含name字段
-            "title": row[1],
-            "parent_id": row[2] if row[2] is not None else 0,
-            "isParent": not row[3],
-            "prerequisite": row[4],
-            "related": row[5],
-            "open": True
-        } for row in result]
+        # 构建节点映射
+        nodes = {}
+        for row in rows:
+            nodes[row[0]] = {
+                "id": row[0],
+                "title": row[1],
+                "parent_id": row[2] if row[2] is not None else 0,
+                "isParent": not row[3],
+                "prerequisite": row[4],
+                "related": row[5],
+                "open": True
+            }
        
-        return {"code": 0, "data": data}
+        # 构建树形结构
+        tree_data = []
+        for node_id, node in nodes.items():
+            parent_id = node["parent_id"]
+            if parent_id == 0:
+                tree_data.append(node)
+            else:
+                if parent_id in nodes:
+                    if "children" not in nodes[parent_id]:
+                        nodes[parent_id]["children"] = []
+                    nodes[parent_id]["children"].append(node)
+        
+        return {"code": 0, "data": tree_data}
    except Exception as e:
        return {"code": 1, "msg": str(e)}

--- a/dsRag/static/tree.html
+++ b/dsRag/static/tree.html
@ -3,91 +3,126 @@
 <head>
    <meta charset="UTF-8">
    <title>知识点树形展示</title>
-    <link rel="stylesheet" href="/static/zTree/css/zTreeStyle/zTreeStyle.css">
-    <script src="/static/zTree/js/jquery-1.4.4.min.js"></script>
-    <script src="/static/zTree/js/jquery.ztree.core.min.js"></script>
-    <script src="/static/zTree/js/jquery.ztree.exedit.min.js"></script>
-    <script src="/static/zTree/js/jquery.ztree.exhide.min.js"></script>
    <style>
-        body { margin:0; padding:0; font-family:Microsoft YaHei; }
-        .ztree li span { font-size:14px; }
-        .ztreeDemoBackground { margin:10px; }
-        #treeTable { width:100%; border-collapse:collapse; }
-        #treeTable th, #treeTable td { padding:8px; border:1px solid #ddd; }
-        #treeTable th { background:#f5f5f5; }
-        .level-0 td:first-child { padding-left:10px; }
-        .level-1 td:first-child { padding-left:30px; }
-        .level-2 td:first-child { padding-left:50px; }
-        .level-3 td:first-child { padding-left:70px; }
+        body {
+            margin: 0;
+            padding: 0;
+            font-family: Microsoft YaHei;
+        }
+
+        #treeTable {
+            width: 100%;
+            border-collapse: collapse;
+        }
+
+        #treeTable th, #treeTable td {
+            padding: 8px;
+            border: 1px solid #ddd;
+        }
+
+        #treeTable th {
+            background: #f5f5f5;
+        }
+
+        .level-0 td:first-child {
+            padding-left: 10px;
+        }
+
+        .level-1 td:first-child {
+            padding-left: 30px;
+        }
+
+        .level-2 td:first-child {
+            padding-left: 50px;
+        }
+
+        .level-3 td:first-child {
+            padding-left: 70px;
+        }
+
+        .toggle-icon {
+            cursor: pointer;
+            margin-right: 5px;
+        }
+
    </style>
 </head>
 <body>
-<div>
-    <ul id="treeDemo" class="ztree"></ul>
-</div>
-
-<div class="ztreeDemoBackground">
-    <table id="treeTable" class="ztree" border="1" cellspacing="0" cellpadding="0">
-        <thead>
-            <tr>
-                <th>知识点</th>
-                <th>先修知识</th>
-                <th>相关知识</th>
-            </tr>
-        </thead>
-        <tbody id="treeBody"></tbody>
-    </table>
-</div>
+<table id="treeTable">
+    <thead>
+    <tr>
+        <th>知识点</th>
+        <th>先修知识</th>
+        <th>相关知识</th>
+    </tr>
+    </thead>
+    <tbody id="treeBody"></tbody>
+</table>

+<script src="/static/zTree/js/jquery-1.4.4.min.js"></script>
 <script>
-var setting = {
-    view: {
-        showLine: true,
-        showTitle: false,
-        fontCss: function(treeId, treeNode) {
-            return treeNode.isParent ? {'font-weight':'bold'} : {};
-        }
-    },
-    data: {
-        simpleData: {
-            enable: true,
-            idKey: "id",
-            pIdKey: "parent_id",
-            rootPId: 0
+    var treeData = [];
+
+    function toggleNode(nodeId) {
+        var node = findNodeById(treeData, nodeId);
+        if (node) {
+            node.open = !node.open;
+            updateTable();
        }
-    },
-    callback: {
-        onClick: function(event, treeId, treeNode) {
-            // 点击事件处理
+    }
+
+    function findNodeById(nodes, id) {
+        for (var i = 0; i < nodes.length; i++) {
+            if (nodes[i].id == id) return nodes[i];
+            if (nodes[i].children) {
+                var found = findNodeById(nodes[i].children, id);
+                if (found) return found;
+            }
        }
+        return null;
    }
-};
-
-function buildTreeTable(treeNodes, level) {
-    level = level || 0;
-    var html = '';
-    for (var i = 0; i < treeNodes.length; i++) {
-        html += '<tr class="level-' + level + '"><td>' + treeNodes[i].title + '</td>';
-        html += '<td>' + (treeNodes[i].prerequisite || '无') + '</td>';
-        html += '<td>' + (treeNodes[i].related || '无') + '</td></tr>';
-        if (treeNodes[i].children && treeNodes[i].children.length > 0) {
-            html += buildTreeTable(treeNodes[i].children, level + 1);
+
+    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 {
+                    html += '<span style="display:inline-block; width:16px;"></span>';
+                }
+                html += node.title + '</td>';
+                html += '<td>' + (node.prerequisite || '无') + '</td>';
+                html += '<td>' + (node.related || '无') + '</td>';
+                html += '</tr>';
+
+                if (node.open && node.children && node.children.length > 0) {
+                    buildRows(node.children, level + 1);
+                }
+            }
        }
+
+        buildRows(treeData);
+        $("#treeBody").html(html);
    }
-    return html;
-}

-$(function(){
+    // 初始化数据
    $.ajax({
        url: "/api/tree-data",
        type: "GET",
-        success: function(res) {
-            if(res.code === 0) {
-                var treeObj = $.fn.zTree.init($("#treeBody"), setting, res.data);
+        success: function (res) {
+            if (res.code === 0) {
+                treeData = res.data;
+                updateTable();
            }
        }
    });
-});
 </script>
 </body>
 </html>