#include "Data.h"
#include "Heap.h"
#include "PQ.h"



#include <iostream>
using namespace std;
//**********************************************************
void enqRequest(int newTrackNum, int currP ,int serialNumber)
{
 cout << "Do the EnqRequest function."<<endl;
 cout <<endl<<endl;
 cout <<"Enter a New Track Number"<<endl;
 cin >> newTrackNum;

    if (newTrackNum >= 0 && newTrackNum <= 9) {




 cout <<"EnqRequest   "<<newTrackNum<<endl;
 cout << endl << endl;
 cout <<"Current Position: .............."<<currP<<endl;
 cout <<"Current Direction: ............."<<endl;
 cout <<"Request was Enqueued in the: ..."<<endl;
 cout <<"Number of Request is: ......"<<endl;
 cout <<"============================================================================"<<endl;
    }
    else
        cout <<"Please Enter a number request between 0-9"<<endl;




}
//**********************************************************

void serveRequest(void)
{
    cout <<"Do the ServeRequest function"<<endl;
    cout <<endl<<endl;
    cout <<"Position Prior to Serve Operation: ... "<<endl;
    cout <<"Direction Prior to Serve Operation: .. "<<endl;
    cout <<"The Request was Served from the: ..... "<<endl;
    cout <<"Track Number of Request: ............. "<<endl;
    cout <<"Number of Request: ................... "<<endl;
    cout <<"Position After Serve Operation: ...... "<<endl;
    cout <<"Direction After Serve Operation: ..... "<<endl;
    cout <<"============================================================================"<<endl;





}
//**********************************************************

void printState(void)
{
    cout <<"Do the print state function"<<endl;
    cout <<endl<<endl;
    cout<<"Current Position: .............. "<<endl;
    cout<<"Current Direction: ............. "<<endl;
    cout<<"Current Queue: ................. "<<endl;
    cout<<endl<<endl;
    cout<<"Contents of FORWARD QUEUE:"<<endl;
    cout<<endl<<endl;
    cout<<"Contents of REVERSE QUEUE:"<<endl;

    cout <<"============================================================================"<<endl;

}
//**********************************************************






int main(void) {
    bool user = true;
    string commandUser;
    int  trackNum, currentPosition,T;
    T=0;

    pqItemType forward;
    pqItemType reverse;
    //itemClass item(int trackNum, int T);
    //itemClass test1( 6, 3);


    currentPosition=0;
    cout << "WELCOME TO THE DISK SCHEDULER"<<endl;
    cout << "THE COMMANDS AVAILABLE TO YOU ARE \"EnqRequest\", \"ServeRequest\", \"PrintState\", AND \"Quit\"\n";
    cin >> commandUser;
    std::transform(commandUser.begin(), commandUser.end(), commandUser.begin(), ::toupper);

    do{
        if ( commandUser == "ENQREQUEST" )
        {
            enqRequest(trackNum,currentPosition,T);


            cout << "THANK YOU FOR USING THE DISK SCHEDULER"<<endl;
            cout << "THE COMMANDS AVAILABLE TO YOU ARE \"EnqRequest\", \"ServeRequest\", \"PrintState\", AND \"Quit\"\n";
            cin >> commandUser ;
            std::transform(commandUser.begin(), commandUser.end(), commandUser.begin(), ::toupper);
        }

        else if ( commandUser == "SERVEREQUEST" )
        {
            serveRequest();

            cout << "THANK YOU FOR USING THE DISK SCHEDULER"<<endl;
            cout << "THE COMMANDS AVAILABLE TO YOU ARE \"EnqRequest\", \"ServeRequest\", \"PrintState\", AND \"Quit\"\n";
            cin >> commandUser ;
            std::transform(commandUser.begin(), commandUser.end(), commandUser.begin(), ::toupper);

                   }
        else if ( commandUser == "PRINTSTATE" )
        {
            printState();

            cout << "THANK YOU FOR USING THE DISK SCHEDULER"<<endl;
            cout << "THE COMMANDS AVAILABLE TO YOU ARE \"EnqRequest\", \"ServeRequest\", \"PrintState\", AND \"Quit\"\n";
            cin >> commandUser ;
            std::transform(commandUser.begin(), commandUser.end(), commandUser.begin(), ::toupper);

        }

        else if (commandUser == "QUIT"){
            cout << "Thank you!"<<endl;
            cout <<"Good bye !!!"<<endl;
            user = false;
        }
        else
        {
            cout << "Please, enter a command" << endl;
            cin >> commandUser;
            std::transform(commandUser.begin(), commandUser.end(), commandUser.begin(), ::toupper);
        }

    }while (user);


    return 0;
}