/*
 * Aipo is a groupware program developed by TOWN, Inc.
 * Copyright (C) 2004-2015 TOWN, Inc.
 * http://www.aipo.com
 *
 * 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/>.
 */
package com.aimluck.eip.modules.screens;

import java.util.ArrayList;
import java.util.List;

import org.apache.cayenne.exp.Expression;
import org.apache.cayenne.exp.ExpressionFactory;
import org.apache.jetspeed.portal.portlets.VelocityPortlet;
import org.apache.jetspeed.services.logging.JetspeedLogFactoryService;
import org.apache.jetspeed.services.logging.JetspeedLogger;
import org.apache.turbine.util.RunData;
import org.apache.velocity.context.Context;

import com.aimluck.commons.field.ALNumberField;
import com.aimluck.eip.cayenne.om.portlet.EipTWhatsNew;
import com.aimluck.eip.cayenne.om.security.TurbineUser;
import com.aimluck.eip.common.ALEipConstants;
import com.aimluck.eip.orm.Database;
import com.aimluck.eip.util.ALEipUtils;
import com.aimluck.eip.whatsnew.WhatsNewSelectData;
import com.aimluck.eip.whatsnew.util.WhatsNewUtils;

/**
 * 新着情報の一覧を処理するクラスです。 <br />
 * 
 */
public class WhatsNewScreen extends ALVelocityScreen {

  /** logger */
  private static final JetspeedLogger logger = JetspeedLogFactoryService
    .getLogger(WhatsNewScreen.class.getName());

  /**
   * 
   * @param rundata
   * @param context
   * @throws Exception
   */
  @Override
  protected void doOutput(RunData rundata, Context context) throws Exception {

    VelocityPortlet portlet = ALEipUtils.getPortlet(rundata, context);
    String mode = rundata.getParameters().getString(ALEipConstants.MODE);
    try {

      if ("update".equals(mode)) {
        updateState(rundata, context, portlet);
      }

      // 選択しているタブ情報の削除
      ALEipUtils.removeTemp(rundata, context, "tab");

      WhatsNewSelectData listData = new WhatsNewSelectData();
      listData.initField();
      listData.setViewSpan(Integer.parseInt(portlet
        .getPortletConfig()
        .getInitParameter("p1a-span")));
      listData.setViewNum(Integer.parseInt(portlet
        .getPortletConfig()
        .getInitParameter("p2a-rows")));
      listData.doViewList(this, rundata, context);

      String layout_template = "portlets/html/ajax-whatsnew.vm";
      setTemplate(rundata, context, layout_template);

    } catch (Exception ex) {
      logger.error("[WhatsNewScreen] Exception.", ex);
      ALEipUtils.redirectDBError(rundata);
    }
  }

  protected void updateState(RunData rundata, Context context,
      VelocityPortlet portlet) {
    // エラーメッセージ
    List<String> msgList = new ArrayList<String>();
    ALNumberField state = new ALNumberField();
    state.setFieldName("状態");
    // 0 から 100 まで
    state.limitValue(0, 100);
    // 必須項目
    state.setNotNull(true);
    if (rundata.getParameters().containsKey("state")) {
      state.setValue(rundata.getParameters().getString("state"));
    } else {
      return;
    }

    ALNumberField eid = new ALNumberField();
    state.setFieldName("entity id");
    eid.setNotNull(true);
    if (rundata.getParameters().containsKey("entityid")) {
      eid.setValue(rundata.getParameters().getString("entityid"));
    } else {
      return;
    }

    int value = (int) state.getValue();
    // 0以上100以下で、10の倍数
    boolean isValid =
      (value % 10 == 0 && state.validate(msgList) && eid.validate(msgList));

    if (!isValid) {
      return;
    }

    try {

      Expression exp1 =
        ExpressionFactory.matchDbExp(TurbineUser.USER_ID_PK_COLUMN, Integer
          .valueOf(ALEipUtils.getUserId(rundata)));
      List<EipTWhatsNew> list =
        Database.query(EipTWhatsNew.class, exp1).fetchList();
      if (list == null || list.size() == 0) {
        return;
      }

      Database.commit();

    } catch (Exception ex) {
      Database.rollback();
      logger.error("WhatsNewScreen", ex);
      return;
    }
  }

  /**
   * @return
   */
  @Override
  protected String getPortletName() {
    return WhatsNewUtils.WHATSNEW_PORTLET_NAME;
  }
}