RequisitionFormAdapter.java

/*
 * This program is part of the OpenLMIS logistics management information
 * system platform software.
 *
 * Copyright © 2015 ThoughtWorks, Inc.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published
 * by the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version. 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 Affero General Public License for more details. You should
 * have received a copy of the GNU Affero General Public License along with
 * this program. If not, see http://www.gnu.org/licenses. For additional
 * information contact info@OpenLMIS.org
 */

package org.openlmis.core.view.adapter;

import android.app.Activity;
import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;

import org.openlmis.core.R;
import org.openlmis.core.model.RnRForm;
import org.openlmis.core.presenter.VIARequisitionPresenter;
import org.openlmis.core.view.holder.RequisitionFormViewHolder;
import org.openlmis.core.view.viewmodel.RequisitionFormItemViewModel;

import java.util.List;

public class RequisitionFormAdapter extends BaseAdapter {

    private Context context;

    private VIARequisitionPresenter presenter;

    private RnRForm.STATUS status = RnRForm.STATUS.AUTHORIZED;

    public RequisitionFormAdapter(Context context, VIARequisitionPresenter presenter) {
        this.context = context;
        this.presenter = presenter;
    }

    @Override
    public int getCount() {
        return data() == null ? 0 : data().size();
    }

    @Override
    public RequisitionFormItemViewModel getItem(int position) {
        return data() == null ? null : data().get(position);
    }

    @Override
    public long getItemId(int position) {
        return position;
    }

    @Override
    public View getView(int position, View convertView, ViewGroup parent) {
        RequisitionFormViewHolder viewHolder;

        if (convertView == null) {
            convertView = LayoutInflater.from(context).inflate(R.layout.item_requisition_body, parent, false);
            viewHolder = new RequisitionFormViewHolder(convertView);
            convertView.setTag(viewHolder);
        } else {
            viewHolder = (RequisitionFormViewHolder) convertView.getTag();
        }

        View currentFocus = ((Activity) context).getCurrentFocus();
        if (currentFocus != null) {
            currentFocus.clearFocus();
        }

        final RequisitionFormItemViewModel entry = getItem(position);
        viewHolder.populate(entry, status);

        return convertView;
    }

    public void updateStatus(RnRForm.STATUS status) {
        this.status = status;
        this.notifyDataSetChanged();
    }

    private List<RequisitionFormItemViewModel> data() {
        return presenter.getRequisitionFormItemViewModels();
    }
}