From d2d3cb39037d2794e61d9127e9bb5a19b78a8674 Mon Sep 17 00:00:00 2001 From: p9hofibgx <2894258754@qq.com> Date: Thu, 26 Jun 2025 11:06:36 +0800 Subject: [PATCH] ADD file via upload --- presentation.py | 295 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 295 insertions(+) create mode 100644 presentation.py diff --git a/presentation.py b/presentation.py new file mode 100644 index 0000000..eeb4736 --- /dev/null +++ b/presentation.py @@ -0,0 +1,295 @@ +import sys +from business_logic import StudentService, IDCardValidator +from data_access import StudentDataAccess + + +class StudentManagementSystem: + def __init__(self): + self.data_access = StudentDataAccess() + self.student_service = StudentService(self.data_access) + + def show_menu(self): + """显示主菜单""" + menu = """ +=== 学生信息管理系统 === +1. 显示所有学生信息 +2. 按学号查询学生信息 +3. 添加学生信息 +4. 修改学生信息 +5. 删除学生信息 +6. 统计学生信息 +7. 按总分排序显示 +8. 验证身份证号 +0. 退出系统 +""" + print(menu) + + def run(self): + """运行系统""" + self.student_service.load_data() + print("学生信息已成功加载！") + + while True: + self.show_menu() + choice = input("请选择操作(0-8): ").strip() + + if choice == '0': + print("感谢使用学生信息管理系统，再见！") + sys.exit() + elif choice == '1': + self.show_all_students() + elif choice == '2': + self.search_student() + elif choice == '3': + self.add_student() + elif choice == '4': + self.update_student() + elif choice == '5': + self.delete_student() + elif choice == '6': + self.show_statistics() + elif choice == '7': + self.show_sorted_students() + elif choice == '8': + self.validate_id_card() + else: + print("无效的选择，请重新输入！") + + input("\n按回车键继续...") + + def show_all_students(self): + """显示所有学生信息""" + students = self.student_service.get_all_students() + if not students: + print("当前没有学生信息！") + return + + print("\n=== 所有学生信息 ===") + print("学号\t姓名\t性别\t年龄\t班级\t总分") + for student_id, info in students.items(): + basic_info = info['basic_info'] + print(f"{student_id}\t{basic_info['name']}\t{basic_info.get('gender', '未知')}\t" + f"{basic_info.get('age', '未知')}\t{basic_info['class']}\t{info['score']['sum']}") + + def search_student(self): + """按学号查询学生信息""" + student_id = input("请输入要查询的学生学号: ") + student = self.student_service.search_student_by_id(student_id) + + if student: + print("\n=== 学生详细信息 ===") + print("基本信息:") + for key, value in student['basic_info'].items(): + print(f" {key}: {value}") + + print("\n成绩信息:") + for subject, score in student['score'].items(): + if subject in self.student_service.subject_name: + print(f" {self.student_service.subject_name[subject]}: {score}") + else: + print("未找到该学号的学生！") + + def add_student(self): + """添加新学生""" + print("\n=== 添加新学生 ===") + + # 输入学号 + while True: + student_id = input("请输入8位学号(如20230001): ").strip() + if not student_id.isdigit() or len(student_id) != 8: + print("学号必须为8位数字！") + continue + if self.student_service.search_student_by_id(student_id): + print("该学号已存在！") + continue + break + + # 输入身份证号 + while True: + id_card = input("请输入18位身份证号: ").strip().upper() + if not id_card: + print("身份证号不能为空！") + continue + + is_valid, msg = self.student_service.validate_id_card(id_card) + if not is_valid: + print(f"身份证号无效: {msg}") + continue + + if self.student_service.is_id_card_exists(id_card): + print("该身份证号已存在！") + continue + break + + # 自动获取性别和出生日期 + gender = IDCardValidator.get_gender(id_card) + birth_date = IDCardValidator.get_birth_date(id_card) + age = IDCardValidator.calculate_age(id_card) + + # 输入其他信息 + name = input("请输入姓名: ").strip() + class_name = input("请输入班级: ").strip() + admission_year = input("请输入入学年份: ").strip() + + # 输入成绩 + math_score = float(input("请输入数学成绩: ")) + python_score = float(input("请输入Python成绩: ")) + english_score = float(input("请输入英语成绩: ")) + physics_score = float(input("请输入物理成绩: ")) + total_score = math_score + python_score + english_score + physics_score + + # 创建学生信息字典 + student = { + 'basic_info': { + 'id': student_id, + 'id_card': id_card, + 'name': name, + 'gender': gender, + 'birth_date': birth_date.strftime("%Y-%m-%d") if birth_date else "", + 'age': age, + 'class': class_name, + 'admission_year': admission_year + }, + 'score': { + 'math': math_score, + 'python': python_score, + 'english': english_score, + 'physics': physics_score, + 'sum': total_score + } + } + + try: + if self.student_service.add_student(student): + print("学生信息添加成功！") + except Exception as e: + print(f"添加学生失败: {e}") + + def update_student(self): + """修改学生信息""" + student_id = input("请输入要修改的学生学号: ") + student = self.student_service.search_student_by_id(student_id) + + if not student: + print("未找到该学号的学生！") + return + + print("\n当前学生信息:") + print("基本信息:") + for key, value in student['basic_info'].items(): + print(f" {key}: {value}") + + print("\n成绩信息:") + for subject, score in student['score'].items(): + if subject in self.student_service.subject_name: + print(f" {self.student_service.subject_name[subject]}: {score}") + + print("\n请输入新的信息(直接回车保持原值):") + + # 更新基本信息 + basic_info = student['basic_info'] + for field in ['name', 'class', 'admission_year']: + new_value = input(f"{field}(当前:{basic_info[field]}): ").strip() + if new_value: + basic_info[field] = new_value + + # 更新身份证号 + while True: + new_id_card = input(f"身份证号(当前:{basic_info.get('id_card', '')}): ").strip().upper() + if not new_id_card: # 直接回车保持原值 + break + + is_valid, msg = self.student_service.validate_id_card(new_id_card) + if not is_valid: + print(f"身份证号无效: {msg}") + continue + + if self.student_service.is_id_card_exists(new_id_card, exclude_id=student_id): + print("该身份证号已被其他学生使用！") + continue + + basic_info['id_card'] = new_id_card + # 自动更新性别和出生日期 + basic_info['gender'] = IDCardValidator.get_gender(new_id_card) + birth_date = IDCardValidator.get_birth_date(new_id_card) + if birth_date: + basic_info['birth_date'] = birth_date.strftime("%Y-%m-%d") + basic_info['age'] = IDCardValidator.calculate_age(new_id_card) + break + + # 更新成绩 + scores = student['score'] + for subject in ['math', 'python', 'english', 'physics']: + new_score = input(f"{self.student_service.subject_name[subject]}(当前:{scores[subject]}): ").strip() + if new_score: + scores[subject] = float(new_score) + scores['sum'] = sum([scores['math'], scores['python'], scores['english'], scores['physics']]) + + try: + if self.student_service.update_student(student_id, student): + print("学生信息修改成功！") + except Exception as e: + print(f"修改学生信息失败: {e}") + + def delete_student(self): + """删除学生""" + student_id = input("请输入要删除的学生学号: ") + + confirm = input(f"确定要删除学号为 {student_id} 的学生吗？(y/n): ").lower() + if confirm == 'y': + try: + if self.student_service.delete_student(student_id): + print("学生信息删除成功！") + except Exception as e: + print(f"删除学生失败: {e}") + + def show_statistics(self): + """显示统计信息""" + stats = self.student_service.get_statistics() + if not stats: + print("当前没有学生信息！") + return + + print("\n=== 统计信息 ===") + print(f"学生总数: {stats['total']}") + print(f"数学平均分: {stats['math_avg']:.2f}") + print(f"Python平均分: {stats['python_avg']:.2f}") + print(f"英语平均分: {stats['english_avg']:.2f}") + print(f"物理平均分: {stats['physics_avg']:.2f}") + print(f"总分平均分: {stats['total_avg']:.2f}") + + def show_sorted_students(self): + """按总分排序显示""" + sorted_students = self.student_service.get_sorted_students() + if not sorted_students: + print("当前没有学生信息！") + return + + print("\n=== 按总分排序 ===") + print("排名\t学号\t姓名\t总分") + for rank, student in enumerate(sorted_students, 1): + print(f"{rank}\t{student['basic_info']['id']}\t{student['basic_info']['name']}\t{student['score']['sum']}") + + def validate_id_card(self): + """验证身份证号""" + id_card = input("请输入要验证的身份证号: ").strip().upper() + is_valid, msg = IDCardValidator.validate_id_card(id_card) + + if is_valid: + print("\n=== 身份证号有效 ===") + print(f"号码: {id_card}") + print(f"性别: {IDCardValidator.get_gender(id_card)}") + + birth_date = IDCardValidator.get_birth_date(id_card) + if birth_date: + print(f"出生日期: {birth_date.strftime('%Y-%m-%d')}") + print(f"年龄: {IDCardValidator.calculate_age(id_card)}岁") + + print("校验码验证通过") + else: + print(f"\n身份证号无效: {msg}") + + +if __name__ == "__main__": + system = StudentManagementSystem() + system.run() \ No newline at end of file