tcarmarket.cpp

这是一个简单的 用于标准汽车店的统计管理程序 有多个子程序构成

/*
Name: CHAI, Wennan
StudentID: 780621
Program: TCarMarket.cpp
Description:
*/

#include <iostream>
#include <string>
#include "TCarMarket.h"
 
using namespace std;



void TCarMarket::AddCar()
{
    string s;
    int price;
    TDate date;
    int usedtime;
    TCarType type;

        cout<<"Input the name of the car : ";
        cin>>s;
        do
        {
            cout<<"Input the price of the car : ";
            cin>>price;
            if (price<0 || price>32766) cout<<"Please input a valid number"<<endl;
        }while (price<0 || price>32766);

        do
        {
            cout<<"Input the manufacture year : ";
            cin>>date.year;
            if (date.year<1900 || date.year>2005) cout<< "Please input number from 1900 to 2005"<<endl;
        }while (date.year<1900 || date.year>2005);
        do
        {
            cout<<"Input the manufacture month : ";
            cin>>date.month;
            if  (date.month<1 || date.month>12) cout <<"Please input number from 1 to 12"<<endl;
        }while (date.month<1 || date.month>12);
        do
        {
            cout<<"Input the manufacture day : ";
            cin>>date.day;
            if (date.day<1 || date.day>31) cout << "Please input a number from 1 to 31"<<endl;
        }while (date.day<1 || date.day>31);

        do{
            cout<<"Input the usedtime (how many months the car hs been used) : ";
            cin>>usedtime;
            if(usedtime<0) cout<<"Please input 0 or possitive num."<<endl;
        }while (usedtime<0);

        if(usedtime==0)  {type=NEW; car[Total]=new NewCar(s,date,EXIST,Total,type);}
        if((usedtime>0)&&(usedtime<13))  {type=EMPLOYEE; car[Total]=new EmployeesCar(s,date,EXIST,Total,type);}
        if(usedtime>12)  {type=SECONDHAND; car[Total]=new SecondHandCar(s,date,EXIST,Total,type);}
        car[Total]->SetPrice(price);
        car[Total]->SetUsedTime(usedtime);
    Total++;
}


void TCarMarket::ListCar()
{
    int i;
    for(i=0;i<Total;i++)
    {
        cout<<"No."<<car[i]->GetID()<<"--> "<<
        car[i]->GetBrand()<<" "<<car[i]->GetPrice()<<"$ "<<car[i]->GetDate().year
        << "/"<<car[i]->GetDate().month<<"/"<<car[i]->GetDate().day;
        switch(car[i]->GetType()){
        case NEW :  cout<<" NewCar ";  break;
        case EMPLOYEE :  cout<<" EmployeesCar "<<car[i]->GetUsedTime()<<"MonthsUSED";  break;
        case SECONDHAND :  cout<<" SecondHandCar "<<car[i]->GetUsedTime()<<"MonthsUSED";  break;
        }
        if (car[i]->GetStatus()==EXIST) cout<<" EXIST";
        else cout<<" SOLD";
        cout<<endl;

    }
}


void TCarMarket::SellCar()
{
    int choice;
        do
        {
            cout<<"Which car do you want to sell : ";
            cin>>   choice;
            if (choice<0 || choice>Total) cout<<"Please input from 0 to "<<Total-1<<endl;
        }while (choice<0 || choice>Total);
        if (car[choice]->GetStatus()==SOLD)
           cout<<"This car has been sold!!"<<endl;
        else
           car[choice]->SetStatus(SOLD);
}

TCarMarket::TCarMarket()
{Total=0;}