#include <iostream>
#include <iomanip>
#include <cstdlib>
#include <cstring>

const int D_ID = 3;
#define FIRST 8
#define LAST 11
#define NAME 15
#define CITY 10
#define SPEC 8
const int MAXPAC = 100;

using namespace std;

struct doctor {
    char id[D_ID];
    char firstname[FIRST];
    char lastname[LAST];
    char name[NAME]; //name of hospital, where this doc is working
    char city[CIT];
    char specialization[SPEC];
    int queue;
    char opinion;
    char firstname2[FIRST];
    char lastname2[LAST];
};

void menu( doctor D[], int how_many_docs );
void menumain( int choice );
void menu_search( doctor D[], const int how_many_docs );
void menu_delete();
void add_doc( doctor D[], int & how_many_docs );
void delete_doc( doctor D[], int & how_many_docs );
int ID( doctor D[], const int how_many_docs, char ID[]);
void search_ID( doctor D[], const int how_many_docs );
void list_head();
void list_doc( doctor D[] );
void lista_alldoc( doctor D[], const int how_many_docs );
void add_opinion(doctor D[], int&how_many_docs);
void add (const doctor doc);
void inizialize (doctor D[], int &how_many_docs)

int main()
{
    doctor * D;
    int how_many_docs, how_many_docs2;

    how_many_docs2 = how_many_docs;

    D = new doctor[ how_many_docs ];

    menu( D, how_many_docs );

    delete[] D;

}

void menumain ( int choice )
{
    switch( choice )
    {
        case 1: {
            cout << endl;
            cout << "DATABASE" << endl;
            cout << "------------------------" << endl;
            cout << "MENU MAIN :" << endl;
            cout << "------------------------" << endl;
            cout << "1 - Add doc" << endl;
            cout << "2 - delete doc" << endl;
            cout << "3 - Edit doc" << endl;
            cout << "4 - search doc" << endl;
            cout << "5 - list doc" << endl;
            cout << "0 - exit" << endl;
            cout << ">>";
            break;
        }
        case 2: {
            cout << endl;
            cout << "MENU SEARCH : " << endl;
            cout << "------------------------" << endl;
            cout << "1 - search doc (lastname)" << endl;
            cout << "2 - search doc (specialization)" << endl;
            cout << "3 - search doc by hospital" << endl;
            cout << "4 - search doc by lowest queue" << endl;
            cout << "5 - search doc by id" << endl;
            cout << "0 - comeback to main menu" << endl;
            cout << ">>";
            break;
        }
        case 3: {
            cout << endl;
            cout << "MENU DELETE : " << endl;
            cout << "------------------------" << endl;
            cout << "1 - delete doc by id" << endl;
            cout << "0 - comeback" << endl;
            cout << ">>";
            break;
        }
    }
}

void menu( doctor D[], int how_many_docs )
{
    int menu_option;

    do {
        menumain( 1 );
        cin >> menu_option;
        switch( menu_option )
        {
            case 1: add_doc( D, how_many_docs );
                break;
            case 2: menu_delete();
                break;
                //case 3: menu_edit();
                //break;
            case 4: menu_search( D, how_many_docs );
                break;
            case 5: list_alldocs( D, how_many_docs );
                break;
        }

    } while( menu_option != 0 );

}
void menu_search( doctor D[], const int how_many_docs )
{
    int menu_option;
    do {
        menumain( 2 );
        cin >> menu_option;
        switch( menu_option )
        {
            case 1:;
                break;
            case 2:;
                break;
            case 3:;
                break;
            case 4:;
                break;
            case 5: search_ID( D, how_many_docs );
                break;
        }
    } while( menu_option != 0 );

}

void menu_delete()
{
    int menu_option;
    do {
        menumain( 3 );
        cin >> menu_option;
        switch( menu_option )
        {
            case 1:;
                break;
            case 2:;
                break;
        }
    } while( menu_option != 0 );

}

//-----------FUNKCJE GLOWNE---------------

void add_doc( doctor D[], int & how_many_docs )
{
    int n;
    cout << "how many docs to add : ";
    cin >> n;
    string id;

    if (how_many_docs<MAXPAC)
    {
        for( int i = 0; i < n; i++ )
        {
            cout << "ID : ";
            cin >> id;
            if (L[i].id!=id)
            {
            L[i].id==id;
            cout << "firstname : ";
            cin >> L[ i ].firstname;
            cout << "lastname : ";
            cin >> L[ i ].lastname;
            cout << "hospital : ";
            cin >> L[ i ].name;
            cout << "city where hospital is ";
            cin >> L[ i ].city;
            cout << "Specialization : ";
            cin >> L[ i ].specialization;
            cout << "how many patient in the queue : ";
            cin >> L[ i ].queue;
            how_many_docs++;
            }
        }
    }
}
void add (const doctor doc)
{
    cout << setw(sizeof(doc.id)+2)            << doc.id;
    cout << setw(sizeof(doc.firstname)+2)          << doc.firstname;
    cout << setw(sizeof(doc.lastname)+2)      << doc.lastname;
    cout << setw(sizeof(doc.name)+2)         << doc.name;
    cout << setw(sizeof(doc.city)+2)        << doc.city;
    cout << setw(sizeof(doc.specialization)+2)   << doc.specialization;
    cout << setw(sizeof(doc.queue)+2)       << doc.queue;
    cout << setw(sizeof(doc.opinion)+2)        << doc.opinion;
    cout << setw(sizeof(doc.firstname2)+2)         << doc.firstname2;
    cout << setw(sizeof(doc.lastname2)+2)     << doc.lastname2;
    cout << endl;
}
//---------------SEARCH-----------------

int ID( doctor D[], const int how_many_docs, char id[] )
{
    for( int i = 0; i < how_many_docs; i++ )
        if( strcmp( L[ i ].id, id ) == 0 ) return( i );

    return( - 1 );
}

void search_ID( doctor D[], const int how_many_docs )
{
    char id[D_ID];
    int ind;

    cout << "ID : ";
    cin >> id;
    if(( ind = ID( L, how_many_docs, id ) ) != - 1 )
    {
        list_head();
        list_doc( D + ind );
    }
    else
    {
        cout << "person with this id isn't exist'" << id << endl;
        system( "pause" );
    }
}


//---------------LIST------------------------

void list_head()
{
    cout << endl;
    cout << "|ID |  fname   |  lname  | hospital | city | specialization | queue | " << endl;
    cout << "______________________________________________________________________" << endl;

}

void list_doc( doctor D[] )
{
    cout << D->id;
    cout << setw( 10 ) << D->firstname;
    cout << setw( 15 ) << D->lastname;
    cout << setw( 10 ) << D->name;
    cout << setw( 10 ) << D->city;
    cout << setw( 15 ) << D->specialization;
    cout << setw( 10 ) << D->queue;
    cout << endl;
}

void list_alldoc( doctor D[], const int how_many_docs )
{
    list_head();
    for( int i = 0; i < how_many_docs; i++ )
        list_doc( L + i );

    cout << "________________________________________________________________" << endl;
    cout << "hwo many docs : " << how_many_docs << endl;
    cout << endl;

    char ans;
    char yes;
    int i;
    cout<<"wanna know sth more about any doc y/n ";
    cin>>ans;
    if (ans==yes)
    {
        cout<<"type id ";
        cin>>i;
        system ("cls");
        cout<<L[i].opinion<<L[i].firstname2<<L[i].lastname2;
    }
    else system ("cls");
}

void add_opinion(doctor D[], int&how_many_docs)
{
    string lastname;
    cout<<"type lastname of doc";
    cin>> lastname;
    for (int i=0; i<how_many_docs; i++)
    {
        if (L[i].lastname!=lastname)
        {
            cout<<"type opinion ";
            cin>> L[i].opinion;

            cout<<"type your firstname: ";
            cin>> L[i].firstname2;

            cout<<"type your lastname: ";
            cin>> L[i].lastname2;
        }
    }
}
void inicialize(doctor D[], int &how_many_docs)
{
    strcpy(L[0].id,"001");
    strcpy(L[0].firstname,"John");
    strcpy(L[0].lastname,"Doe");
    strcpy(L[0].name,"st. patrick hospital");
    strcpy(L[0].city,"Cork");
    strcpy(L[0].specialization,"surgery");
    strcpy(L[0].queue,2);
    strcpy(L[0].opinion,"nice one, he knows everything!");
    strcpy(L[0].firstname2,"John");
    strcpy(L[0].lastname2,"Snow");


    how_many_docs=1;
}