/*
 * AndFHEM - Open Source Android application to control a FHEM home automation
 * server.
 *
 * Copyright (c) 2011, Matthias Klass or third-party contributors as
 * indicated by the @author tags or express copyright attribution
 * statements applied by the authors.  All third-party contributions are
 * distributed under license by Red Hat Inc.
 *
 * This copyrighted material is made available to anyone wishing to use, modify,
 * copy, or redistribute it subject to the terms and conditions of the GNU GENERAL PUBLIC LICENSE, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU GENERAL PUBLIC LICENSE
 * for more details.
 *
 * You should have received a copy of the GNU GENERAL PUBLIC LICENSE
 * along with this distribution; if not, write to:
 *   Free Software Foundation, Inc.
 *   51 Franklin Street, Fifth Floor
 *   Boston, MA  02110-1301  USA
 */

package li.klass.fhem.adapter.devices.strategy;

import android.view.LayoutInflater;
import android.view.View;
import android.widget.TableRow;
import android.widget.TextView;

import java.util.List;

import li.klass.fhem.adapter.devices.core.deviceItems.DeviceViewItem;
import li.klass.fhem.domain.core.FhemDevice;

public abstract class ViewStrategy {
    public abstract View createOverviewView(LayoutInflater layoutInflater, View convertView, FhemDevice rawDevice, long lastUpdate, List<DeviceViewItem> deviceItems, String connectionId);

    protected void setTextView(TextView textView, String value) {
        if (textView != null) {
            textView.setText(value);
        }
    }

    protected void setTextViewOrHideTableRow(View view, int tableRowId, int textFieldLayoutId, String value) {
        TableRow tableRow = (TableRow) view.findViewById(tableRowId);

        if (hideIfNull(tableRow, value)) {
            return;
        }

        setTextView(view, textFieldLayoutId, value);
    }

    protected void setTextView(View view, int textFieldLayoutId, String value) {
        TextView textView = (TextView) view.findViewById(textFieldLayoutId);
        if (textView != null) {
            textView.setText(value);
        }
    }

    protected boolean hideIfNull(View layoutElement, Object valueToCheck) {
        if (valueToCheck == null || valueToCheck instanceof String && ((String) valueToCheck).length() == 0) {
            layoutElement.setVisibility(View.GONE);
            return true;
        }
        return false;
    }

    public abstract boolean supports(FhemDevice fhemDevice);
}