// 通讯录管理系统.cpp : 此文件包含 "main" 函数。程序执行将在此处开始并结束。
//

//#include "pch.h"
#include <iostream>
#include <string>
#define MAX 100
using namespace std;

/*设计人的结构体*/
struct Person
{
	/*姓名*/
	string m_name;
	/*性别*/
	int m_sex;
	/*年龄*/
	int m_age;
	/*电话*/
	string m_phone;
	/*住址*/
	string m_addr;
};

struct Addressbooks
{
	struct Person personArray[MAX];

	int m_size;
};

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、退出联系人  *****" << endl;
	cout << "***************************" << endl;
}

/*1、添加联系人*/
void addPerson(Addressbooks *abs)
{
	if (abs->m_size == MAX)
	{
		cout << "通讯录已满，无法添加" << endl;
		return;
	}
	else
	{
		string name;
		cout << "请输入姓名： " << endl;
		cin >> name;
		abs->personArray[abs->m_size].m_name = name;

		cout << "请输入性别： " << endl;
		cout << "1 -- 男： " << endl;
		cout << "2 -- 女： " << endl;
		int sex;
		while (true)
		{
			cin >> sex;
			if (sex == 1 || sex == 2)
			{
				abs->personArray[abs->m_size].m_sex = sex;
				break;
			}
			cout << "输入有误，请重新输入" << endl;
		}

		int age;
		cout << "请输入年龄： " << endl;
		cin >> age;
		abs->personArray[abs->m_size].m_age = age;

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

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

		cout << "添加成功" << endl;
		abs->m_size++;
		system("pause");
		system("cls");

	}

}

/*2、显示联系人*/
void showPerson(Addressbooks *abs)
{
	if (abs->m_size == 0)
	{
		cout << "当前记录为空" << endl;
		system("pause");
		system("cls");
	}
	else
	{
		for (int i = 0; i < abs->m_size; i++)
		{
			cout << "姓名： " << abs->personArray[i].m_name << "\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_addr << endl;
		}

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

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

/*3、删除联系人*/
void deletPerson(Addressbooks *abs)
{
	cout << "请输入需要删除的人姓名：" << endl;
	string name;
	cin >> name;
	int ret = isExist(abs, name);
	if ( ret == -1)
	{
		cout << "查无此人" << endl;
	}
	else
	{
		abs->m_size--; /*这行代码要在for循环之前，不然发生越界*/
		for (int i = ret; i < abs->m_size; i++)
		{
			abs->personArray[i] = abs->personArray[i + 1];
		}
		
		cout << "删除成功" << endl;

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

/*4、查找联系人*/
void findPerson(Addressbooks *abs)
{
	cout << "请输入需要查找的人姓名：" << endl;
	string name;
	cin >> name;
	int ret = isExist(abs, name);
	if (ret == -1)
	{
		cout << "查无此人" << endl;
	}
	else
	{
		cout << "姓名： " << abs->personArray[ret].m_name << "\t";
		cout << "性别： " << (abs->personArray[ret].m_sex == 1 ? "男" : "女") << "\t";
		cout << "年龄： " << abs->personArray[ret].m_age << "\t";
		cout << "电话： " << abs->personArray[ret].m_phone << "\t";
		cout << "住址： " << abs->personArray[ret].m_addr << endl;
	}
	system("pause");
	system("cls");
}

/*5、修改联系人*/
void moideyPerson(Addressbooks *abs)
{
	cout << "请输入需要修改的人姓名：" << endl;
	string name;
	cin >> name;
	int ret = isExist(abs, name);
	if (ret == -1)
	{
		cout << "查无此人" << endl;
	}
	else
	{
		string name;
		cout << "请输入姓名： " << endl;
		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;
		while (true)
		{
			cin >> sex;
			if (sex == 1 || sex == 2)
			{
				abs->personArray[ret].m_sex = sex;
				break;
			}
			cout << "输入有误，请重新输入" << endl;
		}

		int age;
		cout << "请输入年龄： " << endl;
		cin >> age;
		abs->personArray[ret].m_age = age;

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

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

		cout << "修改成功" << endl;
	}
	system("pause");
	system("cls");
}

/*6、清空联系人*/
void cleanPerson(Addressbooks *abs)
{
	abs->m_size = 0;
	cout << "通讯录已清空" << endl;
	system("pause");
	system("cls");
}

int main()
{
	
	/*创建通讯录*/
	struct Addressbooks abs;
	abs.m_size = 0;

	/*输入的变量*/
	int select = 0;
	while (true)
	{
		/*显示菜单*/
		showMenu();
		cin >> select;
		switch (select)
		{
		case 1: /*添加联系人*/
			addPerson(&abs);
			break;
		case 2: /*显示联系人*/
			showPerson(&abs);
			break;
		case 3: /*删除联系人*/
		{
			//cout << "请输入联系人姓名：" << endl;
			//string name;
			//cin >> name;
			//if (isExist(&abs, name) == -1)
			//{
			//	cout << "查无此人" << endl;
			//}
			//else
			//{
			//	cout << "找到此人" << endl;
			//}
			deletPerson(&abs);
			break;
		}
		case 4: /*查找联系人*/
			findPerson(&abs);
			break;
		case 5: /*修改联系人*/
			moideyPerson(&abs);
			break;
		case 6: /*清空联系人*/
			cleanPerson(&abs);
			break;
		case 0: /*退出联系人*/
			cout << "欢迎下次使用" << endl;
			system("pause");
			return 0;
			break;
		default:
			break;
		}

	}




	system("pause");
	return 0;
}

// 运行程序: Ctrl + F5 或调试 >“开始执行(不调试)”菜单
// 调试程序: F5 或调试 >“开始调试”菜单

// 入门提示: 
//   1. 使用解决方案资源管理器窗口添加/管理文件
//   2. 使用团队资源管理器窗口连接到源代码管理
//   3. 使用输出窗口查看生成输出和其他消息
//   4. 使用错误列表窗口查看错误
//   5. 转到“项目”>“添加新项”以创建新的代码文件，或转到“项目”>“添加现有项”以将现有代码文件添加到项目
//   6. 将来，若要再次打开此项目，请转到“文件”>“打开”>“项目”并选择 .sln 文件