#include<iostream>
#include<string>
using namespace std;
#define Max 1000
//设计联系人的结构体
struct person
{
	string m_name;
	int m_sex;//1.男2.女
	int m_age;
	string m_phone;
	string m_address;
};
//设计通讯录的结构体
struct Addressbooks
{
	struct person personArray[Max];//通讯录中保存的联系人数组
	int m_size;//通讯录中人员个数
};
//菜单界面
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;
}
//1、添加联系人
void addPerson(Addressbooks * abs)
{
	//判断通讯录是否已满，若满了就不添加
	if (abs->m_size == Max)
	{
		cout << "通讯录已满，无法添加！" << endl;
		return;
	}
	else 
	{
		//添加具体联系人

		//姓名
		string name;
		cout << "请输入姓名" << endl;
		cin >> name;
		abs->personArray[abs->m_size].m_name = name;

		//性别
		cout << "请输入性别" << endl;
		cout << "1--男" << endl;
		cout << "2--女" << endl;
		int sex = 0;
		while (true)
		{
			//如果输入的是1或2，可以退出循环
			//如果输入有误，重新输入
			cin >> sex;
			if (sex == 1 || sex == 2)
			{
				abs->personArray[abs->m_size].m_sex = sex;
				break;
			}
			cout << "如果输入有误，重新输入" << endl;
		}
		
		//年龄
		cout << "请输入年龄" << endl;
		int age = 0;
		cin >> age;
		abs->personArray[abs->m_size].m_age = age;

		//电话
		cout << "请输入联系电话" << endl;
		string phone;
		cin >> phone;
		abs->personArray[abs->m_size].m_phone = phone;

		//住址
		cout << "请输入家庭住址" << endl;
		string addr ;
		cin >> addr;
		abs->personArray[abs->m_size].m_address = addr;

		//更新通讯录人数
		abs->m_size++;
		cout << "添加成功" << endl;

		system("pause");//请按任意键继续
		system("cls");//清屏
	}
}

//2、显示联系人信息
void showPerson(Addressbooks *abs)
{
	//判断通讯录中人数是否为0，如果为0，提示记录为空；如果不为0，显示记录的联系人信息
	if (abs->m_size == 0)
	{
		cout << "当前记录为空" << endl;
	}
	else
	{
		for (int i = 0; i < abs->m_size; i++)
		{
			/*cout << "姓名" <<abs->personArray[i].m_name<< endl;
			cout << "性别" << abs->personArray[i].m_sex << endl;
			cout << "年龄" << abs->personArray[i].m_age << endl;
			cout << "电话" << abs->personArray[i].m_phone << endl;
			cout << "住址" << abs->personArray[i].m_address << endl;*/
			cout << "姓名" << abs->personArray[i].m_name << "\t";//水平制表符
			//cout << "性别" << abs->personArray[i].m_sex << "\t";
			cout << "性别" << (abs->personArray[i].m_sex == 1 ? "男" : "女") << "\t";
			cout << "年龄" << abs->personArray[i].m_age << "\t";
			cout << "电话" << abs->personArray[i].m_phone << "\t";
			cout << "住址" << abs->personArray[i].m_address << "\t";
		}
	}
	system("pause");//请按任意键继续
	system("cls");//清屏
}

//3、删除联系人
//检测联系人是否存在，如果存在，返回联系人所在的数组中的具体位置
//参数1 通讯录   参数2 对比姓名
int isExist(Addressbooks * abs, string name)
{
	for (int i = 0; i < abs->m_size; i++)
	{
		//找到用户输入的姓名了
		if (abs->personArray[i].m_name == name)
		{
			return i;
		}
	}
	return -1;//如果遍历结束都没有找到，返回-1
}
void deletePerson(Addressbooks * abs)
{
	cout << "请输入您要删除的联系人" << endl;
	string name;
	cin >> name;
	//ret==-1  未查到
	//ret!=-1  查到了
	int ret = isExist(abs, name);
	if (ret != -1)
	{
		//查到删除
		//要删除李四，将李四后的数据向前移动，并且让通讯录中记录的人员个数做-1的操作即可
		//张三、李四、王五、赵六
		for (int i = ret; i < abs->m_size; i++)
		{
			//数据前移
			abs->personArray[i] = abs->personArray[i + 1];
		}
		abs->m_size--;//更新通讯录中的人员数
		cout << "删除成功" << endl;
	}
	else
	{
		cout << "查无此人" << endl;
	}

	system("pause");
	system("cls");
}
//4、查找联系人
void findPerson(Addressbooks * abs)
{
	cout << "请输入您要查找的联系人" << endl;
	string name;
	cin >> name;

	//判断指定的联系人是否存在
	int ret = isExist(abs, name);
	if (ret != -1)//找到联系人
	{
		cout << "姓名：" << abs->personArray[ret].m_name << "\t";
		cout << "性别：" << abs->personArray[ret].m_sex << "\t";
		cout << "年龄：" << abs->personArray[ret].m_age << "\t";
		cout << "电话：" << abs->personArray[ret].m_phone << "\t";
		cout << "地址：" << abs->personArray[ret].m_address << "\t";
	}
	else//未找到联系人
	{
		cout << "查无此人" << endl;
	}

	//任意键按下后清屏
	system("pause");
	system("cls");
}

//5、修改联系人
void modifyPerson(Addressbooks * abs)
{
	cout << "请输入您要修改的联系人" << endl;
	string name;
	cin >> name;
	//判断指定的联系人是否存在
	int ret = isExist(abs, name);
	if (ret != -1)//找到联系人
	{	
		cout << "请输入姓名：" << endl;
		string name;
		cin >> name;
		abs->personArray[ret].m_name = name;

		cout << "请输入性别" << endl;
		cout << "1  ---男" << endl;
		cout << "2  ---女" << endl;
		int sex = 0;
		while (true)
		{
			cin >> sex;
			if (sex == 1 || sex == 2)
			{
				//输入正确 退出循环输入
				abs->personArray[abs->m_size].m_sex = sex;
				break;
			}
			else
			{
				cout << "输入有误，请重新输入" << endl;
			}
		}
		
		cout << "请输入年龄：" << endl;
		int age = 0;
		cin >> age;
		abs->personArray[ret].m_age = age;

		cout << "请输入电话：" << endl;
		int phone = 0;
		cin >> phone;
		abs->personArray[ret].m_phone = phone;

		cout << "请输入地址：" << endl;
		string address;
		cin >> address;
		abs->personArray[ret].m_address = address;

		cout << "修改成功" << endl;
	}
	else//未找到联系人
	{
		cout << "查无此人" << endl;
	}

	//任意键按下后清屏
	system("pause");
	system("cls");
}

//6.清空联系人
void cleanPerson(Addressbooks * abs)
{
	abs->m_size = 0;//将当期记录联系人数量置为0，做逻辑清空操作
	cout << "通讯录已清空" << endl;
	//任意键按下后清屏
	system("pause");
	system("cls");
}

int main()
{
	//创建通讯录结构体变量
	Addressbooks abs;
	//初始化通讯录中当前人员个数
	abs.m_size = 0;
	int select = 0;//创建用户选择输入的变量

	while (true)
	{
		//菜单调用
		showMenu();
		cin >> select;
		switch (select)
		{
		case 1://1、添加联系人 *****" 	
			addPerson(&abs);//利用地址传递，可以修饰实参
			break;
		case 2://2、显示联系人 
			showPerson(&abs);
			break;
		case 3://3、删除联系人 
		/*{
			cout << "请输入删除联系人姓名：" << endl;//测试查找到此人
			string name;
			cin >> name;
			if (isExist(&abs, name) == 1)
			{
				cout << "查无此人" << endl;
			}
			else
			{
				cout << "找到此人" << endl;
			}
		}*/
			deletePerson(&abs);
			break;
		case 4://4、查找联系人
			findPerson(&abs);
			break;
		case 5://5、修改联系人
			modifyPerson(&abs);
			break;
		case 6://6、清空联系人 
			cleanPerson(&abs);
			break;
		case 0://0、退出通讯录 
			cout << "欢迎下次使用" << endl;
			system("pause");
			return 0;
			break;
		default:
			break;
	}	
	}	
}