Update web.py

web.py

@@ -1,66 +1,166 @@
-import unittest
+from flask import Flask, render_template, request, redirect, url_for
-from unittest.mock import patch, MagicMock
+import pymysql
-import web  # 假设你的Flask app文件命名为web.py
+import random
-
-
-class StartCallTestCase(unittest.TestCase):
-
-    def setUp(self):
-        self.app = app.test_client()
-        self.app.testing = True
-
-    @patch('web.pymysql.connect')  # 模拟数据库连接
-    def test_start_call_rendering(self, mock_connect):
-        # 模拟数据库返回的数据
-        mock_cursor = MagicMock()
-        mock_cursor.fetchall.return_value = [
-            {'id': 1, 'name': 'Alice', 'points': 10.0},
-            {'id': 2, 'name': 'Bob', 'points': 5.0},
-            {'id': 3, 'name': 'Charlie', 'points': 2.0}
-        ]
-        mock_connect.return_value.cursor.return_value = mock_cursor
-
-        # 发送GET请求到/start_call
-        response = self.app.get('/start_call')
-
-        # 验证响应状态
-        self.assertEqual(response.status_code, 200)
-
-        # 验证是否渲染了正确的内容
-        response_text = response.get_data(as_text=True)
-        self.assertIn('pstuents', response_text)  # 检查渲染内容
-
-    @patch('web.pymysql.connect')  # 模拟数据库连接
-    def test_weighted_random_selection(self, mock_connect):
-        # 模拟数据库返回的数据
-        mock_cursor = MagicMock()
-        mock_cursor.fetchall.return_value = [
-            {'id': 1, 'name': 'Alice', 'points': 10.0},  # Alice的权重最低
-            {'id': 2, 'name': 'Bob', 'points': 5.0},  # Bob的权重次之
-            {'id': 3, 'name': 'Charlie', 'points': 2.0}  # Charlie的权重最高
-        ]
-        mock_connect.return_value.cursor.return_value = mock_cursor
-
-        # 存储选择结果的字典
-        selection_count = {'Alice': 0, 'Bob': 0, 'Charlie': 0}
-
-        # 进行多次调用来验证随机性
-        for _ in range(100):
-            response = self.app.get('/start_call')
-            response_text = response.get_data(as_text=True)
-
-            # 统计每个学生的选择次数
-            if 'Alice' in response_text:
-                selection_count['Alice'] += 1
-            elif 'Bob' in response_text:
-                selection_count['Bob'] += 1
-            elif 'Charlie' in response_text:
-                selection_count['Charlie'] += 1
-
-        # 验证选择的相对概率
-        self.assertTrue(selection_count['Charlie'] > selection_count['Bob'])
-        self.assertTrue(selection_count['Bob'] > selection_count['Alice'])
 
 
+
+app = Flask(__name__)
+app.secret_key = 'your_secret_key'
+
+
+def get_db_connection():
+    connection = pymysql.connect(
+        host='localhost',
+        user='root',
+        password='root',
+        db='unicom',
+        charset='utf8mb4',
+        cursorclass=pymysql.cursors.DictCursor
+    )
+    return connection
+
+
+@app.route('/')
+def index():
+    return render_template('index.html')
+
+
+@app.route('/start_call')
+def start_call():
+    connection = get_db_connection()
+    with connection.cursor() as cursor:
+        cursor.execute("SELECT * FROM students ORDER BY points ASC")
+        students = cursor.fetchall()
+
+    total_weight = sum(1 / (s['points'] + 1) for s in students)
+    random_number = random.uniform(0, total_weight)
+    cumulative_weight = 0
+    selected_student = None
+
+    for student in students:
+        weight = 1 / (student['points'] + 1)
+        cumulative_weight += weight
+        if cumulative_weight >= random_number:
+            selected_student = student
+            break
+
+    return render_template('call.html', student=selected_student)
+
+
+@app.route('/record_attendance', methods=['POST'])
+def record_attendance():
+    student_id = request.form['student_id']
+    is_present = request.form['is_present']
+    use_shield = request.form.get('use_shield')
+    answer_question = request.form.get('answer_question')
+    repeat_question = request.form.get('repeat_question')
+    score = request.form.get('score')
+
+    connection = get_db_connection()
+
+    with connection.cursor() as cursor:
+        if is_present == 'yes':
+            if use_shield == 'yes':
+                # 使用护盾，积分+2，护盾数量减1
+                cursor.execute(
+                    "UPDATE students SET points = points + 2, has_shield = has_shield - 1, consecutive_calls = consecutive_calls-3 WHERE id = %s AND has_shield > 0",
+                    (student_id,))
+            else:
+                cursor.execute("UPDATE students SET points = points + 1 WHERE id = %s", (student_id,))
+                if answer_question == 'yes':
+                    if repeat_question == 'yes':
+                        cursor.execute("UPDATE students SET points = points + 0.5 WHERE id = %s", (student_id,))
+                    else:
+                        cursor.execute("UPDATE students SET points = points - 1 WHERE id = %s", (student_id,))
+                    cursor.execute("UPDATE students SET consecutive_calls = consecutive_calls + 1 WHERE id = %s",
+                                   (student_id,))
+                else:
+                    cursor.execute("UPDATE students SET consecutive_calls = 0 WHERE id = %s", (student_id,))
+        else:
+            cursor.execute("UPDATE students SET consecutive_calls = 0 WHERE id = %s", (student_id,))
+
+        cursor.execute("SELECT consecutive_calls FROM students WHERE id = %s", (student_id,))
+        result = cursor.fetchone()
+        if result['consecutive_calls'] >= 3:
+            cursor.execute("UPDATE students SET has_shield = has_shield + 1 WHERE id = %s", (student_id,))
+
+        if score:
+            cursor.execute("UPDATE students SET points = points + %s WHERE id = %s", (float(score), student_id))
+
+    connection.commit()
+    connection.close()
+
+    return redirect(url_for('start_call'))
+
+
+@app.route('/rank')
+def show_rank():
+    # 连接数据库
+    connection = get_db_connection()
+    cursor = connection.cursor()
+
+    # 查询学生积分
+    query = "SELECT name, points, has_shield FROM students ORDER BY points DESC"
+    cursor.execute(query)
+    students = cursor.fetchall()
+
+    # 关闭数据库连接
+    cursor.close()
+    connection.close()
+
+    # 渲染排名页面
+    return render_template('rank.html', students=students)
+
+
+@app.route('/myclass')
+def show_students():
+    try:
+        connection = get_db_connection()
+        cursor = connection.cursor()
+
+        query = "SELECT id, name FROM students"
+        cursor.execute(query)
+        students = cursor.fetchall()  # 获取所有学生
+        print(students)
+        # 将数据转换为字典列表
+
+
+    except Exception as e:
+        print("Error:", e)  # 打印错误信息
+        students_list = []  # 若发生错误，确保students_list为空
+
+    finally:
+        cursor.close()
+        connection.close()
+
+    return render_template('myclass.html', students=students)
+
+
+@app.route('/help')
+def helpme():
+    return render_template('帮助中心.html')
+
+@app.route('/mes')
+def mes():
+    return render_template('个人信息.html')
+
+@app.route('/cmes')
+def cmes():
+    return render_template('课程信息.html')
+@app.route('/us')
+def us():
+    return render_template('关于我们.html')
+@app.route('/cus')
+def cus():
+    return render_template('联系我们.html')
+
+@app.route('/submit_feedback',methods=['POST'])
+def u():
+    return '反馈成功!'
+
+@app.route('/back')
+def back():
+    return render_template('用户反馈.html')
+
 if __name__ == '__main__':
-    unittest.main()
+    app.run(debug=True)这是web.py的代码测试其中的start_call