import android.app.AlertDialog;
import android.app.ProgressDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.support.annotation.StringRes;
import android.widget.Toast;

/**
 * Created by simon on 2017-07-26.
 *
 * Displays a progress wheel with a optional message.
 *
 * Displays different alert styles (short toast, long toast or OK dialog)
 * based on the message's length.
 */

public class Alert {

    private static final int MAX_MESSAGE_LENGTH_SHORT_TOAST = 25;
    private static final int MAX_MESSAGE_LENGTH_LONG_TOAST = 75;

    private ProgressDialog dialog;
    private Context context;

    public Alert(Context context) {
        this.context = context;
    }

    public void progress() {
        progress("");
    }

    public void progress(@StringRes int messageRes) {
        progress(context.getString(messageRes));
    }

    public void progress(String message) {
        dialog = new ProgressDialog(context);
        dialog.setCancelable(false);

        if (message.length() > 0) {
            dialog.setMessage(message);
        }

        dialog.show();
    }

    public void dismiss() {
        if (dialog != null) {
            dialog.dismiss();
            dialog = null;
        }
    }

    public void info(@StringRes int messageRes) {
        String message = context.getString(messageRes);
        info(message);
    }

    public void info(String message) {
        int messageLength = message.length();

        if (messageLength <= MAX_MESSAGE_LENGTH_SHORT_TOAST) {
            Toast.makeText(context, message, Toast.LENGTH_SHORT).show();
        } else if (messageLength <= MAX_MESSAGE_LENGTH_LONG_TOAST) {
            Toast.makeText(context, message, Toast.LENGTH_LONG).show();
        } else {
            AlertDialog.Builder builder = new AlertDialog.Builder(context);
            builder.setMessage(message);
            builder.setNeutralButton("OK", new DialogInterface.OnClickListener() {
                public void onClick(DialogInterface dialog, int id) {
                    dialog.dismiss();
                }
            });
            builder.create().show();
        }
    }

    public static void info(Context context, @StringRes int messageRes) {
        new Alert(context).info(messageRes);
    }

    public static void info(Context context, String message) {
        new Alert(context).info(message);
    }

}