v0.1测试

2026-04-07 17:07:13 +08:00
parent 593973f598
commit 6b1b586fe3
80 changed files with 9073 additions and 32 deletions
--- a/backend/models/homework.py
+++ b/backend/models/homework.py
@@ -0,0 +1,118 @@
+# ===========================================
+# 班级操行分管理系统 - 后端服务
+# 
+# 开发者: Canglan
+# 联系方式: admin@sea-studio.top
+# 版权归属: Sea Network Technology Studio
+# 许可证: MIT License
+# 
+# 版权所有 © Sea Network Technology Studio
+# ===========================================
+
+from typing import Optional, Dict, Any, List
+from utils.database import execute_one, execute_query, execute_insert, execute_update
+
+
+class HomeworkModel:
+    """作业数据模型"""
+    
+    @staticmethod
+    async def get_assignments_by_class(class_id: int) -> List[Dict[str, Any]]:
+        sql = """
+            SELECT a.*, s.subject_name, u.real_name as created_by_name
+            FROM assignments a
+            JOIN subjects s ON a.subject_id = s.subject_id
+            JOIN users u ON a.created_by = u.user_id
+            WHERE a.class_id = %s
+            ORDER BY a.deadline ASC, a.created_at DESC
+        """
+        return await execute_query(sql, (class_id,))
+    
+    @staticmethod
+    async def get_assignments_by_subjects(class_id: int, subject_ids: List[int]) -> List[Dict[str, Any]]:
+        if not subject_ids:
+            return []
+        placeholders = ','.join(['%s'] * len(subject_ids))
+        sql = f"""
+            SELECT a.*, s.subject_name, u.real_name as created_by_name
+            FROM assignments a
+            JOIN subjects s ON a.subject_id = s.subject_id
+            JOIN users u ON a.created_by = u.user_id
+            WHERE a.class_id = %s AND a.subject_id IN ({placeholders})
+            ORDER BY a.deadline ASC, a.created_at DESC
+        """
+        params = [class_id] + subject_ids
+        return await execute_query(sql, tuple(params))
+    
+    @staticmethod
+    async def get_student_homework(student_id: int) -> List[Dict[str, Any]]:
+        sql = """
+            SELECT a.assignment_id, a.title, a.description, a.deadline,
+                   s.subject_name, hs.status, hs.submit_time, hs.comments, hs.deduction_applied
+            FROM assignments a
+            JOIN subjects s ON a.subject_id = s.subject_id
+            LEFT JOIN homework_submissions hs ON a.assignment_id = hs.assignment_id AND hs.student_id = %s
+            WHERE a.class_id = (SELECT class_id FROM students WHERE student_id = %s)
+            ORDER BY a.deadline ASC, a.created_at DESC
+        """
+        return await execute_query(sql, (student_id, student_id))
+    
+    @staticmethod
+    async def get_submission(submission_id: int) -> Optional[Dict[str, Any]]:
+        sql = """
+            SELECT hs.*, a.title, a.subject_id, a.assignment_id, s.name as student_name
+            FROM homework_submissions hs
+            JOIN assignments a ON hs.assignment_id = a.assignment_id
+            JOIN students s ON hs.student_id = s.student_id
+            WHERE hs.submission_id = %s
+        """
+        return await execute_one(sql, (submission_id,))
+    
+    @staticmethod
+    async def create_assignment(
+        class_id: int,
+        subject_id: int,
+        title: str,
+        description: str,
+        deadline: str,
+        created_by: int
+    ) -> int:
+        sql = """
+            INSERT INTO assignments (class_id, subject_id, title, description, deadline, created_by)
+            VALUES (%s, %s, %s, %s, %s, %s)
+        """
+        assignment_id = await execute_insert(sql, (class_id, subject_id, title, description, deadline, created_by))
+        
+        # 为班级所有学生创建提交记录
+        from models.student import StudentModel
+        students = await StudentModel.get_by_class(class_id)
+        
+        for student in students:
+            sql_sub = """
+                INSERT INTO homework_submissions (assignment_id, student_id, status)
+                VALUES (%s, %s, 'not_submitted')
+            """
+            await execute_insert(sql_sub, (assignment_id, student["student_id"]))
+        
+        return assignment_id
+    
+    @staticmethod
+    async def update_submission(
+        submission_id: int,
+        status: str,
+        comments: str = None,
+        updated_by: int = None
+    ) -> bool:
+        sql = """
+            UPDATE homework_submissions 
+            SET status = %s, comments = %s, updated_by = %s, updated_at = NOW()
+            WHERE submission_id = %s
+        """
+        result = await execute_update(sql, (status, comments, updated_by, submission_id))
+        return result > 0
+    
+    @staticmethod
+    async def mark_deduction_applied(submission_id: int) -> bool:
+        sql = "UPDATE homework_submissions SET deduction_applied = 1 WHERE submission_id = %s"
+        result = await execute_update(sql, (submission_id,))
+        return result > 0