Class EditCard

EditCard/src/main/java/morxander/editcard/EditCard.java:19–137

Created by morxander on 11/19/16.

 */

public class EditCard extends EditText {

    String type = "UNKNOWN";

    public EditCard(Context context) {
        super(context);
        addMagic();
    }

    public EditCard(Context context, AttributeSet attrs) {
        super(context, attrs);
        addMagic();
    }

    public EditCard(Context context, AttributeSet attrs, int defStyleAttr) {
        super(context, attrs, defStyleAttr);
        addMagic();
    }

    @TargetApi(Build.VERSION_CODES.LOLLIPOP)
    public EditCard(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
        super(context, attrs, defStyleAttr, defStyleRes);
        addMagic();
    }

    private void addMagic() {
        // Changing the icon when it's empty
        changeIcon();
        // Adding the TextWatcher
        addTextChangedListener(new TextWatcher() {
            @Override
            public void beforeTextChanged(CharSequence s, int start, int count, int after) {

            }

            @Override
            public void onTextChanged(CharSequence s, int position, int before, int action) {
                if (action == 1) {
                    if (type.equals("UNKNOWN") || type.equals("Visa") || type.equals("Discover") || type.equals("JCB")) {
                        if (position == 3 || position == 8 || position == 13) {
                            if (!s.toString().endsWith("-")) {
                                append("-");
                            }
                        }
                    } else if (type.equals("American_Express") || type.equals("Diners_Club")) {
                        if (position == 3 || position == 10) {
                            if (!s.toString().endsWith("-")) {
                                append("-");
                            }
                        }
                    }
                }
            }

            @Override
            public void afterTextChanged(Editable editable) {
                changeIcon();
            }