通讯录管理系统

△显示代码△#include<iostream>
using namespace std;
#include <string>
#define MAX 1000
//设计联系人的结构体
struct Person
{
	string m_Name;
	int m_Gender;
	int m_Age;
	string m_Tel;
	string m_Addr;
};

//设计通讯录的结构体
struct Addressbooks
{
	//通讯录中保存的联系人数组
	struct Person personArray[MAX];

	//通讯录中当前记录联系人个数
	int m_Size;
};

//添加联系人
void addPerson(Addressbooks* ads)
{
	//先判断通讯录是否满了
	if (ads->m_Size == MAX)
	{
		cout << "通讯录已满，无法添加" << endl;

	}
	else
	{	//姓名
		string name;
		cout << "请输入姓名" << endl;
		cin >> name;
		ads->personArray[ads->m_Size].m_Name = name;
		//性别
		cout << "请输入性别" << endl;
		cout << "1——男" << endl;
		cout << "2——女" << endl;
		int gender = 0;
		while (true)
		{
			cin >> gender;
			if (gender == 1 || gender == 2)
			{
				ads->personArray[ads->m_Size].m_Gender = gender;
				break;
			}
			cout << "输入有误请重新输入" << endl;
	
		}
		//年龄
		cout << "请输入年龄" << endl;
		int age = 0;
		cin >> age;
		ads->personArray[ads->m_Size].m_Age = age;
	
		//电话
		string tel;
		cout << "请输入电话" << endl;
		cin >> tel;
		ads->personArray[ads->m_Size].m_Tel = tel;
	
		//住址
		cout << "请输入家庭住址" << endl;
		string address;
		cin >> address;
		ads->personArray[ads->m_Size].m_Addr = address;
	
		//更新通讯录人数
		ads->m_Size++;
	
		cout << "添加成功" << endl;
	
		//清屏 
	
		system("pause");//请按任意键继续
		system("cls");//清屏
	}
}

//显示联系人
void showPerson(Addressbooks* ads)
{
	//判断通讯录中人数是否为0
	if (ads->m_Size == 0)
	{
		cout << "当前记录为空" << endl;

	}
	else
	{
		for (int i = 0; i < ads->m_Size; i++)
		{
			
			cout << "姓名：" << ads->personArray[i].m_Name << "\t";
			cout << "年龄：" << ads->personArray[i].m_Age << "\t";
			cout << "性别：" << (ads->personArray[i].m_Gender == 1 ? "男" : "女" )<< "\t";
			cout << "性别：" << ads->personArray[i].m_Gender << "\t";
			cout << "电话：" << ads->personArray[i].m_Tel << "\t";
			cout << "住址：" << ads->personArray[i].m_Addr << endl;
			cout << "----------------------------------------------------------------------------------------" << endl;
		}
	}
	system("pause");
	system ("cls");
}

//检测联系人是否存在
int isExist(Addressbooks* ads, string name)
{
	for (int i = 0; i < ads->m_Size; i++)
	{
		if (ads->personArray[i].m_Name == name)
		{
			return i;//找到了
		}
	}
	return -1;//没找到
}

//删除联系人
void deletePerson(Addressbooks* ads)
{
	cout << "请输入您要删除的联系人" << endl;
	string name;
	cin >> name;

	int ret = isExist(ads, name);
	
	if (ret != -1)
	{
		for (int i = ret; i < ads->m_Size; i++)
		{
			ads->personArray[i] = ads->personArray[i + 1];
	
		}
		ads->m_Size--;
		cout << "删除成功" << endl;
	}
	else
	{
		cout << "查无此人" << endl;
	
	}
	system("pause");
	system("cls");
}

//查找联系人
void findPerson(Addressbooks* ads)
{
	cout << "请输入您要查找的联系人" << endl;
	string name;
	cin >> name;

	int ret = isExist(ads, name);
	if (ret != -1)
	{
		cout << "姓名：" << ads->personArray[ret].m_Name << "\t";
		cout << "性别：" << ads->personArray[ret].m_Gender << "\t";
		cout << "年龄：" << ads->personArray[ret].m_Age << "\t";
		cout << "电话：" << ads->personArray[ret].m_Tel << "\t";
		cout << "住址：" << ads->personArray[ret].m_Addr << endl;
	}
	else
	{
		cout << "查无此人" << endl;
	}
	system("pause");
	system("cls");
}

//修改联系人
void modifyPerson(Addressbooks* ads)
{
	cout << "请输入要修改的联系人" << endl;
	string name;
	cin >> name;

	int ret = isExist(ads, name);
	if (ret != -1)
	{
		string name;
		cout << "请输入姓名" << endl;
		cin >> name;
		ads->personArray[ret].m_Name = name;
		cout << "请输入性别" << endl;
		cout << "1——男" << endl;
		cout << "2——女" << endl;
		int gender = 0;
		while (true)
		{
			cin >> gender;
			if (gender == 1 || gender == 2)
			{
				ads->personArray[ret].m_Gender = gender;
				break;
			}
			cout<<"输入有误请重新输入"<<endl;
		}
		
		cout << "请输入年龄" << endl;
		int age;
		cin >> age;
		ads->personArray[ret].m_Age = age;
	
		cout << "请输入联系电话" << endl;
		string tel;
		cin >> tel;
		ads->personArray[ret].m_Tel = tel;
	
		cout << "请输入住址" << endl;
		string adr;
		cin >> adr;
		ads->personArray[ret].m_Addr = adr;
	}
	else
	{
		cout << "查无此人" << endl;
	
	}
}

//清空联系人
void cleanPerson(Addressbooks* ads)
{
	cout << "您是否确定清空联系人" << endl;
	cout << "1——确定" << endl;
	cout << "2——取消" << endl;
	int real;
	cin >> real;
	if (real == 1)
	{
		//将联系人数值置为0，做一个逻辑清空
		ads->m_Size = 0;
		cout << "通讯录已清空" << endl;
	}
	else
	{
		cout << "已取消" << endl;
	}

	system("pause");
	system("cls");

}
void showMenu()
{
	cout << "***************************" << endl;
	cout << "*****  1、添加联系人  *****" << endl;
	cout << "*****  2、显示联系人  *****" << endl;
	cout << "*****  3、删除联系人  *****" << endl;
	cout << "*****  4、查找联系人  *****" << endl;
	cout << "*****  5、修改联系人  *****" << endl;
	cout << "*****  6、清空联系人  *****" << endl;
	cout << "*****  0、退出通讯录  *****" << endl;
	cout << "***************************" << endl;
}

int main()
{
	//创建一个通讯录的结构体变量
	Addressbooks ads;

	ads.m_Size = 0;
	
	int select = 0;
	while (true)
	{
		showMenu();
		cin >> select;
	
		switch (select)
		{
		case 1://1、添加联系人
			addPerson(&ads);
			break;
		case 2://2、显示联系人
			showPerson(&ads);
			break;
		case 3://3、删除联系人
			deletePerson(&ads);
		/*{//测试
			cout << "请输入要删除的联系人的姓名" << endl;
			string name;
			cin >> name;
			if (isExist(&ads, name) == -1)
			{
				cout << "查无此人" << endl;
	
			}
			else
			{
				cout << "找到了" << endl;
	
			}
		}*/
			break;
		case 4://4、查找联系人
			findPerson(&ads);
			break;
		case 5://5、修改联系人
			modifyPerson(&ads);
			break;
		case 6://6、清空联系人
			cleanPerson(&ads);
			break;
		case 0:cout << "欢迎下次使用" << endl;//0、退出通讯录
			system("pause");
			return 0;
			break;
		default:cout << "输入错误，请重新输入" << endl;
			break;
		}
	}
	
	system("pause");
	return 0;
}