Upload 64 files

ai-tools.js

@@ -182,7 +182,7 @@ async function executeMongoTool(functionCall, user, role, schoolId) {
     // 2. 🛡️ 安全注入
     let safeFilter = injectSecurityFilter(normalizedFilter, user, role, schoolId);
 
-    // 3. 🧠 智能模糊处理 (Value Normalization) - 关键修改
+    // 3. 🧠 智能模糊处理 (Value Normalization)
     safeFilter = buildFuzzyQuery(safeFilter);
 
     const safeLimit = Math.min(Math.max(limit, 1), 20); 
@@ -199,6 +199,31 @@ async function executeMongoTool(functionCall, user, role, schoolId) {
         let result = [];
         let fields = ""; 
 
+        // 🔥 关系查询增强：Score 表没有 className，需要先查 Student 获取 studentNo
+        if (collection === 'Score' && safeFilter.className) {
+            console.log(`🔄 [Relational] Score query detected className filter. Searching Students first...`);
+            
+            // 构造 Student 查询条件
+            const studentQuery = {
+                schoolId: safeFilter.schoolId,
+                className: safeFilter.className // 这里已经是正则了
+            };
+            
+            const studentsInClass = await Student.find(studentQuery).select('studentNo');
+            const studentNos = studentsInClass.map(s => s.studentNo);
+            
+            if (studentNos.length === 0) {
+                console.log(`⚠️ [Relational] No students found in class: ${safeFilter.className}`);
+                return { info: `未找到班级符合条件的学生，无法查询成绩。` };
+            }
+
+            console.log(`✅ [Relational] Found ${studentNos.length} students. Translating to Score query...`);
+            
+            // 替换查询条件：移除 className，添加 studentNo $in
+            delete safeFilter.className;
+            safeFilter.studentNo = { $in: studentNos };
+        }
+
         switch (collection) {
             case "Student":
                 fields = "name studentNo className gender flowerBalance seatNo -_id";