#include <iostream>
#include<windows.h>
#include<iostream>
#include<stdio.h>
#include<stdlib.h>
#include <unistd.h>
#include <cstdlib>
#include <ctime>
#include <cstdlib>
using namespace std;

int money=0;
bool charger_status=false;
bool charger_status2=true;
int password=0;
bool time_check=true;
int time_mm;
int t=1;
int check_password_fail;

bool password_check(int pass )

{

    if(pass==password)
    {
        cout<<"correct password !!!!"<<endl;
        Sleep(2000);
        return true;
    }
    else
    {   check_password_fail+=1;
        cout<<"incorrect password"<<endl;
        Sleep(2000);
        return false;
    }


}
void timer(int minute)
{

        int h=0,m=0,s=0;

        s++;
     while(true)
    {
        system("CLS") ;

         if(s==minute)
         {
             return;
         }
    if(s==60)
    {
      s=0;
      m++;
           if(m==60)
            {
              m=0;
              h++;
                  if(h==24)
                    {
                      h=0;
                    }
            }
        }
    printf("Charge time %d:%d:%d \n",h,m,s);
    Sleep(1000);
    s++;
     }
}

int generate_password()
{
    srand(time(NULL));
    return  rand() % (10000 - 90000) + 10000 ;


}

void charge(int m)
{
    cout<<"plese connect cable to your device if finished please input 1"<<endl;
    int choice;
    cin>>choice;
    while(!(choice==1))
    {
        cin>>choice;

    }
    password=generate_password();
    cout<<"your password : "<<password<<endl;
    Sleep(3000);
    timer(m);
    charger_status=true;
    return;
}

int money_check(int choice,int m)
{
    int temp_money=choice*30;
    if(m==temp_money)
    {
         t=0;
        charge(m);
        return 0;
    }
    if(m>temp_money)
    {
        int result = m-temp_money;
        t=0;
        cout<<"return = "<<result<<"  baht."<<endl;
        charge(temp_money);
        return 0;
    }
    else
    {
     cout<<"not enough money return "<<m<<" baht."<<endl;
     Sleep(3000);
     timer(30);
     return 99;
    }
}
void service ()
{

    while(t)
    {
        int choice;
        system("CLS") ;
        cout<<"1) 30 minute  30 baht."<<endl;
        cout<<"2) 60 minute  60 baht."<<endl;
        cout<<"3) 90 minute  90 baht."<<endl;
        cout<<"please input choice <<";
        cin>>choice;
        switch (choice)
        {
        case 1:
            cout<<"please insert money << ";
            cin>>money;
           if( money_check(choice,money)==99 ){return; }

            break;
        case 2:
            cout<<"please insert money << ";
            cin>>money;
            money_check(choice,money);
            if( money_check(choice,money)==99 ){return; }
            break;
        case 3:
            cout<<"please insert money << ";
            cin>>money;
            money_check(choice,money);
            if( money_check(choice,money)==99 ){return; }
            break;
        default:
            cout<<"please try again."<<endl;
            return;
            break;
        }
     }
}
int main()
{
    cout<<"Wellcome  "<<endl;
    check_password_fail=0;
    int choice =0;
    while(true)
    {
        choice=0;
        if(check_password_fail==3)
            {
                system("CLS") ;
                cout<<"\n Please contrack call center to unlock your phone.  "<<endl;
                Sleep(3000);
                return 0;
            }

        system("CLS") ;
        cout<<"------------menu---------------"<<endl;
        cout<<"1) charge your mobile phone "<<endl;
        cout<<"2) get your mobile phone back "<<endl;
        cout<<"input choice<< ";
        cin>>choice;
        if(choice==1)
          {

                if(!charger_status)
                {
               t=1;
                   service();
                }
               else
                {

                   cout<<"please get your mobile phone"<<endl;
                   Sleep(500);
                }

         }
         else if(choice==2)
         {

             if(charger_status)
              {
                    cout<<"Enter your password << " ;
                    int p;
                    cin>>p;
                    if(password_check(p))
                       {
                            system("CLS") ;
                            generate_password();
                            cout<<"finished"<<endl;
                            Sleep(2000);
                            system("CLS") ;
                            check_password_fail=0;
                            cout<<"---------------Thank You----------------"<<endl;
                            Sleep(2000);
                            charger_status=false;

                       }
               }
             else
               {
                       t=1;
                       service();

               }
          }
    }
    return 0;
}