修改了座位等级中文问题、空订单问题

Project/Manager/func/index.py

@@ -1,5 +1,5 @@
 from flask import render_template, request, g, redirect, url_for, session, jsonify
-from .config import db
+from .config import db_service
 import pymysql
 import csv
 import io
@@ -11,7 +11,7 @@ def index():
         flightID = request.args.get('flightID')
 
         if flightID:
-            conn = pymysql.connect(**db)
+            conn = pymysql.connect(**db_service)
             cursor = conn.cursor(pymysql.cursors.DictCursor)
             
             search_sql = """SELECT * FROM Flights WHERE ID = %s"""
@@ -41,7 +41,7 @@ def modify():
 
         status = request.form.get('status', '未知')
 
-        conn = pymysql.connect(**db)
+        conn = pymysql.connect(**db_service)
         cursor = conn.cursor(pymysql.cursors.DictCursor)
 
         try:
@@ -55,7 +55,8 @@ def modify():
             
             # 检查余座数是否为负值
             if new_first_class_seats < 0 or new_business_class_seats < 0 or new_economy_class_seats < 0:
-                return jsonify({'message': '座位变化后余座数不能为负值'}), 400
+                flash('座位变化后余座数不能为负值', 'error')
+                return redirect(url_for('index'))
             
             # 更新座位数和价格
             update_sql = """
@@ -67,22 +68,23 @@ def modify():
             cursor.execute(update_sql, (new_first_class_seats, new_business_class_seats, new_economy_class_seats,
                                         first_class_price, business_class_price, economy_class_price, status, flight_id))
             conn.commit()
+            flash('座位数、价格和状态更新成功', 'success')
         except Exception as e:
             print(e)
             conn.rollback()
-            return jsonify({'message': '数据库错误，请稍后再试'}), 500
+            flash(f'数据库错误：{e}', 'error')
         finally:
             cursor.close()
             conn.close()
         
-        return jsonify({'message': '座位数、价格和状态更新成功'}), 200
+        return redirect(url_for('index'))
     
 
 def delete_flight():
     if request.method == 'DELETE':
         flight_id = request.args.get('flightID')
         
-        conn = pymysql.connect(**db)
+        conn = pymysql.connect(**db_service)
         cursor = conn.cursor()
 
         try:
@@ -103,7 +105,7 @@ from flask import flash, redirect, url_for, jsonify, request
 import pymysql
 import csv
 import io
-from .config import db
+from .config import db_service
 
 def upload_csv():
     if request.method == 'POST':
@@ -112,7 +114,7 @@ def upload_csv():
             flash('没有文件上传', 'error')
             return redirect(url_for('index'))
         
-        conn = pymysql.connect(**db)
+        conn = pymysql.connect(**db_service)
         cursor = conn.cursor()
         
         try: