#include "PatronList.h"
#include<iomanip>
void PatronList::AddPatron(Patron newPatron){
    patrons.push_back(newPatron);
}
    void PatronList::DeletePatron(){
        string name;
        cout << "Please provide the name of the patron you wish to delete: " << endl;
        getline(cin, name);
        bool found;

        for(i = 0; i < patrons.size(); ++i)
        {
            if(name == patrons.at(i).GetName())
            {
                found = true;
                patrons.erase(patrons.begin() + i);
            }
        }
        if(found == false)
        {
            cout << "Patron not found" << endl;
        }

    }
    void PatronList::EditPatron(){
        char choice;
        int location, userNum;
        string input;

        location = FindPatron();
        cout << "Edit profile. Please select which field to edit: " << endl;
        cout << "n - Name" << endl;
        cout << "i - ID" << endl;
        cout << "b - balance" << endl;
        cout << "l - number of books" << endl;



           switch(choice){
               case 'n':
               cout << "Change name to: ";
               getline(cin, input);
               patrons.at(location).SetName(input);
               break;

               case 'i':
               cout << "Change ID to: ";
               cin >> userNum;
               patrons.at(location).SetID(userNum);
               break;

               case 'b':
               cout << "Change balance to: ";
               cin >> userNum;
               patrons.at(location).SetBalance(userNum);
               break;

               case 'l':
               cout << "Change the number of books to:";
               cin >> userNum;
               patrons.at(location).SetNumBooks(userNum);
               break;



           }




    }
    unsigned int PatronList::FindPatron(){
       string criterion;
       char choice;
        int location = -1, userNum;

        cout << "Searching for Patron, please select search criteria: " << endl;
         cout << "--MENU--" << endl;
       cout << "n - Name" << endl;
       cout << "i - ID" << endl;


       cin >> choice;



       switch(choice)
       {

           case 'a':{
           cout << "Please confirm the name of the patron:" << endl;
           getline(cin, criterion);

           for(i = 0; i < patrons.size(); ++i)
        {
            if(criterion == patrons.at(i).GetName())
            {
                location = i;
            }
        }
           }
           break;
           case 't':{
           cout << "Please confirm the ID number:" << endl;
           cin >> userNum;
           for(i = 0; i < patrons.size(); ++i)
        {
            if(userNum == patrons.at(i).GetID())
            {
                location = i;
            }
        }
           }
          break;


       }
       if(location == -1)
       {
           cout << "Invalid Entry. No book found.";
       }
       return location;
    }
    void PatronList::PrintPatrons(){
        unsigned int index = FindPatron();
        cout << "Name: " << patrons.at(index).GetName() << endl;
        cout << "ID: " << patrons.at(index).GetID() << endl;
        cout << "Balance: " << patrons.at(index).GetBalance() << endl;
        cout << "Number of books out: " << patrons.at(index).GetNumBooks() << endl;
    }
    void PatronList::PrintAll(){
        for(i = 0; i < patrons.size(); ++i){
            cout << "Name: " << patrons.at(i).GetName() << endl;
        cout << "ID: " << patrons.at(i).GetID() << endl;
        cout << "Balance: " << patrons.at(i).GetBalance() << endl;
        cout << "Number of books out: " << patrons.at(i).GetNumBooks() << endl << endl;

        }
    }