[数据结构与算法]手机通讯录项目 基于C++编程语言

/**
* 手机通讯录项目
* 基于C++编程语言
* 时间：2020 10 27
* /**
* 手机通讯录项目
* 基于C++编程语言
* 时间：2020 10 27
**/

#include<iostream>
#include<stdlib.h>
#include<sys/fcntl.h>

#define MAX 1000

using namespace std;

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;
}

struct Person{
    string m_Name;
    int m_Sex; //1男 2女
    int m_Age;
    string m_Phone;
    string m_Address;
};

struct AddressBooks{
    struct Person personArray[MAX];
    int m_Size;
};

void addPerson(AddressBooks* abs){
    if(abs->m_Size == MAX){
        cout<< "通讯录已满" <<endl;
        return; //什么都不做；
    }else{
        string name;
        cout<<  "请输入姓名：" <<endl;
        cin>>name;
        abs->personArray[abs->m_Size].m_Name = name;

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

        int sex;
        cout<<  "请输入性别(1男 2女)：" <<endl;

        while(true){
            cin>>sex;
            if(sex == 1 || sex == 2){
                abs->personArray[abs->m_Size].m_Sex = sex;
                break;
            }else{
                cout<<  "输入错误，请重新输入：" <<endl;
            }
        }
        string phone;
        cout<<  "请输入联系电话：" <<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_Address = address;

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

void showPerson(AddressBooks * abs){
    if(abs->m_Size == 0){
        cout<< "通讯录为空" <<endl;
    }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<< " 地址： "<< abs->personArray[i].m_Address <<endl;
        }
    }
}

int isExist(AddressBooks* abs, string name){
    for(int i = 0; i < abs->m_Size; i++){
        if(abs->personArray[i].m_Name == name){
            return i;
        }else{
            return -1;
        }
    }
}

void deletePerson(AddressBooks* abs){
    if(abs->m_Size == 0){
        cout << "通讯录为空，无法进行删除操作" << endl;
        return;
    }else{
    string name;
    cout<< "请输入要删除的联系人的姓名" <<endl;
    cin>>name;
    int ret = isExist(abs,name);
    if(ret == -1){
        cout << "该联系人不存在" << endl;
    }else{
        for(int i = ret; i < abs->m_Size; i++ ){
            abs->personArray[i] = abs->personArray[i + 1];
        }
        abs->m_Size--;
        cout << "删除联系人成功！" << endl;
        }
    }
    system("pause");
    system("cls");
}

void findPerson(AddressBooks* abs){
    string name;
    cout<< "请输入要查找联系人的姓名：" <<endl;
    cin>>name;
    int ret = isExist(abs,name);
    if(ret == -1){
        cout<< "通讯录中不存在此人！" <<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<< " 地址： "<< abs->personArray[ret].m_Address <<endl;
        cout<<" 查找成功！ "<<endl;
    }
}

void changePerson(AddressBooks* abs){
    string name;
    cout<< "请输入你想要修改的联系人：" <<endl;
    cin>>name;
    int ret = isExist(abs,name);
    if(ret == -1){
        cout<< "修改有误，通讯录中不存在此人！" <<endl;
    }else{
        while(true){
            int number;
            cout<< "修改年龄，请输入1； 修改电话，请输入2； 修改地址，请输入3；退出修改，请输入0" <<endl;
            cin>>number;
            if(number == 1 || number == 2 || number == 3 || number == 0){
                if(number == 1){
                    int age;
                    cout<< "请输入年龄：" << endl;
                    cin>>age;
                    abs->personArray[ret].m_Age = age;
                }
                if(number == 2){
                    string phone;
                    cout<< "请输入新的电话：" << endl;
                    cin>>phone;
                    abs->personArray[ret].m_Phone = phone;
                }
                if(number == 3){
                    string address;
                    cout<< "请输入新的地址：" << endl;
                    cin>>address;
                    abs->personArray[ret].m_Address = address;
                }
                else{
                    break;
                }

            }else{
                cout<< "输入有误，请重新进行输入" <<endl;
                break;
            }
       }
        cout<<"修改后的通讯录"<<endl;
        showPerson(abs);
    }
    system("pause");
    system("cls");
}

void emptyPerson(AddressBooks* abs){
    int num = abs->m_Size;
    if(num == 0){
        cout<< "通讯录已经为空！" <<endl;
    }else{
        abs->m_Size == 0;
    }
    system("pause");
    system("cls");
}

int main()
{
    AddressBooks abs;
    abs.m_Size = 0;
    int select;
    while(true){
        showMenu();
        cin>>select;
        switch(select){
        case 1:
            addPerson(&abs);
            break;
        case 2:
            showPerson(&abs);
            break;
        case 3:
            deletePerson(&abs);
            break;
        case 4:
            findPerson(&abs);
            break;
        case 5:
            changePerson(&abs);
            break;
        case 6:
            emptyPerson(&abs);
            break;
        case 0:
            cout<<"*** bye 欢迎下次使用 ***"<<endl;
            return 0;
            break;
        default:
            break;
        }
    }
    return 0;
}

**/