package artur.porebski.controller;

import artur.porebski.model.Calculations;
import artur.porebski.view.View;
import java.util.InputMismatchException;

/**
 * Main class of the application
 *
 * @author Artur Porębski
 * @version 3.0
 */
public class Main {

    /**
     * Main method of the application
     *
     * @param args - Takes size of an array as initial parameter
     */
    public static void main(String[] args) {

        int size = 0;

        double[] myArray;
        View view = new View();
        Calculations calculations = new Calculations();

        if (args.length > 0){
            if (args.length > 0){
                if(args[0].matches(".*[0-9]+.*")) {
                    size = Integer.parseInt(args[0]);
                    if(size > 0){

                        myArray = new double[size];

                        view.fillArray(myArray);
                        view.displayArray(myArray);

                        for (int i=1;i<=9;i++){
                            view.displayAllStatistics(calculations.allOpeartions(myArray,i),i);
                        }

                        while (view.yesOrNo()) {
                            boolean error;
                            view.displayText(4);
                            view.displayText(3);
                            do{
                                error = false;
                                try {
                                    size = view.getSize(size);
                                }catch(InputMismatchException e) {
                                    error = true;
                                    view.displayText(9);
                                    view.displayText(3);
                                }
                            }while(error);
                            while (size <= 0) {
                                view.displayText(2);
                                size = view.getSize(size);
                            }
                            if (size > 0) {
                                myArray = new double[size];
                                view.fillArray(myArray);
                                for (int i=0;i<10;i++){
                                    view.displayAllStatistics(calculations.allOpeartions(myArray,i),i);
                                }
                            }
                        }
                        view.displayText(5);
                    }
                    else {
                        view.displayText(6);
                    }
                }
                else {
                    view.displayText(7);
                }
            }
            else {
                view.displayText(8);
            }
        }else {
            view.displayText(10);
        }
    }


}