import java.util.Scanner;

class MineTerminalGui implements MineGuiInterface {

    Scanner sc;
    MineController mc;
    boolean hasWon = false;

    public MineTerminalGui(MineController mc) {

        this.mc = mc;

        try {
            sc = new Scanner(System.in);
        } catch (Exception e) {
            e.printStackTrace();
            System.exit(1);
        }
    }

    @Override
    public void start() {

        boolean gotResponse = false;
        int rows = 0; 
        int cols = 0;
        int bombs = 0;

        while (!gotResponse) {
            System.out.println("Skriv inn størrelse på spillbrettet, samt antall bomber: <rader> <kolonner> <miner>"); 
    
            String[] response = sc.nextLine().split(" ");

            try {
                if (response.length != 3) throw new Exception();
                rows = Integer.parseInt(response[0]);
                cols = Integer.parseInt(response[1]);
                bombs = Integer.parseInt(response[2]);
                if (rows <= 0 || cols <= 0 || bombs < 0) throw new Exception();
                gotResponse = true;
            } catch (Exception e) {
                System.out.println("Ugyldig input!\n");
            }
        }

        mc.createModel(rows, cols, bombs);
        gameLoop();
    }

    @Override
    public void hasWon(boolean status) {
        hasWon = status;
    }

    public void gameLoop() {

        int row = 0;
        int col = 0;
        String mode = "M";

        while (mc.isRunning) {
            mc.showGame();
            System.out.println("Skriv inn koordinater etterfulgt av \"M\" for å (av)markere, eller \"O\" for å åpne rute, eller \"end\" for å avslutte: <rad> <kol> <modus>");

            String[] response = sc.nextLine().split(" ");

            try {
                if (response.length == 0) throw new Exception();
                if (response[0].toLowerCase().equals("end")) {
                    System.out.println("Takk for nå!");
                    sc.close();
                    System.exit(0);
                }
                if (response.length != 3) throw new Exception();
                if (!response[2].toLowerCase().equals("m") && !response[2].toLowerCase().equals("o"));
                row = Integer.parseInt(response[0]) - 1;
                col = Integer.parseInt(response[1]) - 1;
                if (!mc.checkCoords(row, col)) throw new Exception();
                mode = response[2];

            } catch (Exception e) {
                System.out.println("Ugyldig input!");
                continue;
            }

            if (mode.toLowerCase().equals("m")) {
                mc.toggleSquare(row, col);
            } else {
                mc.openSquare(row, col);
            }
        }

        mc.showGame();
        sc.close();
        System.out.println((hasWon) ? "Gratulerer!" : "Game over.");
    }
}