更新 mysql.sql

app/static/js/upload_excel.js

@@ -36,7 +36,7 @@ fileInput.addEventListener('change', function () {
                 })
                 .catch(error => {
                     console.error('Upload failed:', error);
-                    alert("文件上传失败!");  // 弹出失败消息
+                    layer.msg("文件上传失败!");  // 弹出失败消息
                 });
         } else {
             alert("请上传Excel文件!");

app/templates/attendance.html

@@ -44,9 +44,10 @@
     </div>
     <div class="layui-body">
         <div id="sign-in-reminder" class="layui-container">
-            <h1>课程签到</h1>
+            <blockquote class="layui-elem-quote layui-text" id="title">
-            <p>课程即将开始，请抓紧时间签到！</p>
+                课程签到
-            <!-- 操作按钮 -->
+            </blockquote>
+            <div class="layui-text" id="course-info"></div>
             <div class="layui-row" style="margin-top: 20px;">
                 <div class="layui-col-xs12">
                     <button class="layui-btn" id="sign-in-btn">立即签到</button>
@@ -62,7 +63,41 @@
 <script src="/static/js/menu.js"></script>
 <script src="/static/js/logout.js"></script>
 <script>
-    // 请求后端获取菜单数
+    $(document).ready(function () {
+        // 获取课程名称或状态
+        $.get("/api/get-course-name", function (response) {
+
+            if (response.msg === "ok") {
+                // 如果后端返回课程名
+                $("#course-info").text("课程：" +  response.data.course_name +" 在上课时间内，请及时签到");
+                // 启用签到按钮
+                $("#sign-in-btn").prop('disabled', false);
+            } else {
+                // 根据不同的消息更新状态
+                $("#course-info").text(response.msg); // 显示没有课程的消息
+                // 禁用签到按钮
+                $("#sign-in-btn").prop('disabled', true);
+            }
+        });
+
+        // 绑定签到按钮事件
+        $("#sign-in-btn").click(function () {
+            if (!$(this).prop('disabled')) {
+                // 发送签到请求到后端
+                $.post("/api/student-sign-in", function (response) {
+                    // 处理签到后的响应
+                    if (response.success) {
+                        layer.msg('签到成功!');
+                    } else {
+                        layer.msg("签到失败!");
+                    }
+                });
+            } else {
+                alert("当前不可签到"); // Or handle disabled button click as needed
+            }
+        });
+    });
 </script>
+
 </body>
 </html>

app/utils/time_utils.py

@@ -0,0 +1,25 @@
+import datetime
+
+time_periods = {
+    1: {"period_name": "一、二节", "start_time": "08:00:00", "end_time": "09:30:00"},
+    2: {"period_name": "三、四节", "start_time": "10:00:00", "end_time": "11:30:00"},
+    3: {"period_name": "五、六节", "start_time": "14:30:00", "end_time": "16:00:00"},
+    4: {"period_name": "七、八节", "start_time": "16:30:00", "end_time": "18:00:00"}
+}
+
+
+def check_now_time():
+    # 获取当前时间
+    current_time = datetime.datetime.now().time()
+
+    # 遍历time_periods的每个时间段
+    for period_id, period_info in time_periods.items():
+        start_time = datetime.datetime.strptime(period_info["start_time"], "%H:%M:%S").time()
+        end_time = datetime.datetime.strptime(period_info["end_time"], "%H:%M:%S").time()
+
+        # 检查当前时间是否在时间段内
+        if start_time <= current_time <= end_time:
+            return period_id, period_info["period_name"]
+
+    # 如果当前时间不在任何一个时间段内
+    return None, "当前不在任何课程时间段内"

app/views.py

@@ -1,8 +1,9 @@
+import datetime
 import os
 
 import openpyxl as openpyxl
 from flask import Flask, redirect, url_for, render_template, session, jsonify, request, send_file
-
+from utils.time_utils import check_now_time
 from utils.allowed_files import allowed_excel
 from db.connection import MySQLPool
 from config import SECRET_KEY
@@ -291,5 +292,53 @@ def receive_excel():
         return jsonify({"error": "Invalid file type"}), 400
 
 
+@app.route('/api/get-course-name', methods=['GET'])
+def get_course_name():
+    data = {'course_name': "信息技术"}
+    return jsonify({
+        'msg': 'ok',
+        'data': data
+    })
+    period_id, period_name = check_now_time()  # 获取当前时间段信息
+    print(f"period_id: {period_id}, period_name: {period_name}")
+
+    # 如果当前不在任何时间段内
+    if period_id is None:
+        return jsonify({
+            'msg': period_name,  # 返回不在课程时间段内的消息
+            'data': None
+        })
+
+    # 获取当前用户编号
+    number = session.get('number')
+    if not number:
+        return jsonify({"msg": "用户未登录或编号不可用", "data": None})
+
+    # 获取今天是星期几
+    day_of_week = datetime.date.today().weekday() + 1
+
+    # 如果是周末
+    if not (1 <= day_of_week <= 5):
+        return jsonify({"msg": "周末没有课程", "data": None})
+
+    # 如果是工作日，获取课程信息
+    print(f"day of week: {day_of_week}")
+    db_manager = DatabaseManager()
+    data = db_manager.get_course_name(number, day_of_week)
+    print(data)
+
+    # 返回课程信息
+    return jsonify({
+        'msg': 'ok',
+        'data': data
+    })
+
+
+@app.route('/api/student-sign-in', methods=['POST'])
+def student_sign_in():
+    number = session.get("number")
+    print(number)
+    return "aaa"
+
 if __name__ == '__main__':
     app.run(debug=True)

db/database_manager.py

@@ -124,3 +124,22 @@ WHERE
             """
         data = (student.student_name, student.student_number, student.user_id, student.major_id, student.class_name)
         return self.execute(sql, data)
+
+    def get_course_name(self, student_number, day_of_week):
+        # 从student表获取class_name
+        sql_student = "SELECT class_name FROM student WHERE student_number = %s;"
+        class_name = self.fetch(sql_student, (student_number,))[0]['class_name']
+
+        # 使用class_name和day_of_week从schedule表获取course_id
+        sql_schedule = "SELECT course_id, FROM schedule WHERE day_of_week = %s AND class_name = %s;"
+        course_id_list = self.fetch(sql_schedule, (day_of_week, class_name))
+
+        # 对于每一个course_id，从course表中查询course_name
+        course_names = []
+        for course_id in course_id_list:
+            sql_course = "SELECT course_name FROM course WHERE course_id = %s;"
+            course_name = self.fetch(sql_course, (course_id['course_id'],))
+            if course_name:
+                course_names.extend([cn['course_name'] for cn in course_name])
+
+        return course_names

mysql.sql

@@ -246,4 +246,3 @@ VALUES ('一、二节', '08:00:00', '09:30:00'),
        ('三、四节', '10:00:00', '11:30:00'),
        ('五、六节', '14:30:00', '16:00:00'),
        ('七、八节', '16:30:00', '18:00:00');
-