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91 lines
3.1 KiB
91 lines
3.1 KiB
import pandas as pd
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import random
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from flask import Flask, render_template, request, redirect, url_for
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app = Flask(__name__)
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# 读取Excel文件并初始化学生数据
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def load_students(file_path):
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df = pd.read_excel(file_path, engine='openpyxl') # 指定引擎
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students = [{'id': row['学号'], 'name': row['姓名'], 'points': 0} for index, row in df.iterrows()]
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return students
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# 随机点名算法，积分越高，概率越低
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def weighted_random_choice(students):
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total_weights = sum(1 / (s['points'] + 1) for s in students)
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random_value = random.uniform(0, total_weights)
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current_weight = 0
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for student in students:
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weight = 1 / (student['points'] + 1)
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if current_weight + weight >= random_value:
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return student
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current_weight += weight
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return students[-1]
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# 点名并到达课堂，积分 +1
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def attend_class(student):
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student['points'] += 1
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# 回答问题并进行加减分
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def answer_question(student, accurate_repeat, answer_score):
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if accurate_repeat:
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student['points'] += 0.5
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else:
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student['points'] -= 1
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student['points'] += answer_score
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# 加载学生数据
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students = load_students(r'C:\Users\86152\Desktop\新建文件夹 (2)\新建文件夹 (2)\软工学生名单.xlsx')
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@app.route('/')
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def index():
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return render_template('index.html', student={})
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@app.route('/call_student')
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def call_student():
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student = weighted_random_choice(students)
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attend_class(student)
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return render_template('index.html', student=student)
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@app.route('/ask_question', methods=['GET', 'POST'])
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def ask_question():
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if request.method == 'POST':
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# 获取表单传递的 student_id
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student_id = request.form.get('student_id')
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# 调试打印学号以确保正确传递
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print(f"传递的学号: {student_id}")
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# 获取前端传递的是否准确重复问题和得分
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accurate_repeat = request.form.get('accurate_repeat') == 'on'
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answer_score = float(request.form.get('answer_score', 0))
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# 处理学号为字符串以确保类型一致
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try:
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# 确保学号一致时，将 student_id 转换为字符串
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student = next(s for s in students if str(s['id']) == str(student_id))
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# 更新学生积分
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answer_question(student, accurate_repeat, answer_score)
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except StopIteration:
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# 如果找不到对应学号的学生，返回提示信息
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return "未找到对应学号的学生，请检查输入。"
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return redirect(url_for('index'))
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# 在 GET 请求中随机选择一个学生
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student = weighted_random_choice(students)
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# 返回带有学生数据的模板
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return render_template('ask_question.html', student=student)
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@app.route('/rankings')
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def rankings():
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sorted_students = sorted(students, key=lambda s: s['points'], reverse=True)
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return render_template('rankings.html', rankings=sorted_students)
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if __name__ == "__main__":
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app.run(debug=True)
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