TicketMstServiceImpl.java

/*
 * Copyright 2012 Kazumune Katagiri. (http://d.hatena.ne.jp/nemuzuka)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package jp.co.nemuzuka.service.impl;

import java.util.ArrayList;
import java.util.Date;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Set;

import org.apache.commons.lang.StringUtils;
import org.slim3.memcache.Memcache;

import jp.co.nemuzuka.core.entity.LabelValueBean;
import jp.co.nemuzuka.entity.MilestoneModelEx;
import jp.co.nemuzuka.entity.ProjectMemberModelEx;
import jp.co.nemuzuka.entity.TicketMstEntity;
import jp.co.nemuzuka.entity.TicketMstEntity.TicketMst;
import jp.co.nemuzuka.form.StatusForm;
import jp.co.nemuzuka.service.CategoryService;
import jp.co.nemuzuka.service.KindService;
import jp.co.nemuzuka.service.MilestoneService;
import jp.co.nemuzuka.service.PriorityService;
import jp.co.nemuzuka.service.ProjectMemberService;
import jp.co.nemuzuka.service.StatusService;
import jp.co.nemuzuka.service.TicketMstService;
import jp.co.nemuzuka.service.VersionService;
import jp.co.nemuzuka.utils.ConvertUtils;
import jp.co.nemuzuka.utils.CurrentDateUtils;
import jp.co.nemuzuka.utils.DateTimeChecker;
import jp.co.nemuzuka.utils.DateTimeUtils;
import jp.co.nemuzuka.utils.LabelValueBeanUtils;

/**
 * TicketMstServiceの実装クラス.
 * @author k-katagiri
 */
public class TicketMstServiceImpl implements TicketMstService {

	CategoryService categoryService = CategoryServiceImpl.getInstance();
	KindService kindService = KindServiceImpl.getInstance();
	PriorityService priorityService = PriorityServiceImpl.getInstance();
	StatusService statusService = StatusServiceImpl.getInstance();
	VersionService versionService = VersionServiceImpl.getInstance();
	MilestoneService milestoneService = MilestoneServiceImpl.getInstance();
	ProjectMemberService projectMemberService = ProjectMemberServiceImpl.getInstance();
	
	private static TicketMstServiceImpl impl = new TicketMstServiceImpl();
	
	/**
	 * インスタンス取得.
	 * @return インスタンス
	 */
	public static TicketMstServiceImpl getInstance() {
		return impl;
	}
	
	/**
	 * デフォルトコンストラクタ.
	 */
	private TicketMstServiceImpl(){}

	/* (non-Javadoc)
	 * @see jp.co.nemuzuka.service.TicketMstService#getTicketMst(java.lang.String)
	 */
	@Override
	public TicketMst getTicketMst(String projectKeyString) {
		
		//Cash情報から指定した情報を元にTicketデータを取得する
		TicketMstEntity mstEntity = getTicketMst4Cash();
		Result result = getTicketMst(projectKeyString, mstEntity);
		
		if(result.needsPut) {
			//要素に変更があった場合、キャッシュを反映させる
			Memcache.put(TicketMstEntity.class.getName(), mstEntity);
		}
		return result.ticketMst;
	}


	/* (non-Javadoc)
	 * @see jp.co.nemuzuka.service.TicketMstService#initRefreshStartTime(java.lang.String)
	 */
	@Override
	public void initRefreshStartTime(String projectKeyString) {
		TicketMstEntity mstEntity = getTicketMst4Cash();
		TicketMst ticketMst = mstEntity.map.get(projectKeyString);
		if(ticketMst != null) {
			ticketMst.refreshStartTime = null;
		}
		//キャッシュを反映させる
		Memcache.put(TicketMstEntity.class.getName(), mstEntity);
	}
	
	/**
	 * チケット用選択肢マスタ情報取得.
	 * キャッシュ情報よりチケット用選択肢マスタ情報を取得します。
	 * @return チケットマスタ情報
	 */
	private TicketMstEntity getTicketMst4Cash() {
		//Cash情報を取得
		TicketMstEntity ticketMstEntity = Memcache.get(TicketMstEntity.class.getName());
		if(ticketMstEntity == null) {
			ticketMstEntity = new TicketMstEntity();
		}
		return ticketMstEntity;
	}

	/**
	 * TicketMst情報取得.
	 * @param projectKeyString キー文字列(プロジェクトKey)
	 * @param ticketMstEntity チケット用選択肢マスタ管理オブジェクト
	 * @return 該当TicketMst情報
	 */
	private Result getTicketMst(String projectKeyString,
			TicketMstEntity ticketMstEntity) {
		
		boolean needsPut = false;
		TicketMst ticketMst = ticketMstEntity.map.get(projectKeyString);
		if(ticketMst == null || ticketMst.refreshStartTime == null || 
				DateTimeChecker.isOverRefreshStartTime(ticketMst.refreshStartTime)) {
			//新しく作成する
			ticketMst = createTicketMst(projectKeyString);
			ticketMstEntity.map.put(projectKeyString, ticketMst);
			needsPut = true;
		}
		Result result = new Result();
		result.ticketMst = ticketMst;
		result.needsPut = needsPut;
		return result;
	}

	/**
	 * TicketMst情報作成.
	 * @param projectKeyString キー文字列(プロジェクトKey)
	 * @return TicketMstインスタンス
	 */
	private TicketMst createTicketMst(String projectKeyString) {
		
		TicketMst mst = new TicketMst();
		mst.priorityList = priorityService.getList(projectKeyString);
		setStatus(projectKeyString, mst);
		mst.kindList = kindService.getList(projectKeyString);
		mst.categoryList = categoryService.getList(projectKeyString);
		mst.milestoneList = createMilestoneList(projectKeyString);
		mst.versionList = versionService.getList(projectKeyString);
		mst.memberList = createMemberList(projectKeyString);
		
		//現在時刻に加算分の時刻(分)を加算し、設定する
		Date date = CurrentDateUtils.getInstance().getCurrentDateTime();
		int min = ConvertUtils.toInteger(System.getProperty("jp.co.nemuzuka.ticket.mst.refresh.min", "15"));
		date = DateTimeUtils.addMinutes(date, min);
		mst.refreshStartTime = date;

		return mst;
	}
	
	/**
	 * プロジェクトメンバー選択肢作成.
	 * @param projectKeyString キー文字列(プロジェクトKey)
	 * @return プロジェクトメンバー選択肢
	 */
	private List<LabelValueBean> createMemberList(String projectKeyString) {
		
		List<ProjectMemberModelEx> list = projectMemberService.getProjectMemberOnlyModelList(projectKeyString);
		List<LabelValueBean> ret = new ArrayList<LabelValueBean>();
		ret.add(new LabelValueBean("", ""));
		for(ProjectMemberModelEx target : list) {
			ret.add(new LabelValueBean(target.getMember().getName(), target.getMember().getKeyToString()));
		}
		return ret;
	}

	/**
	 * マイルストーン選択肢生成.
	 * @param projectKeyString キー文字列(プロジェクトKey)
	 * @return マイルストーン選択肢
	 */
	private List<LabelValueBean> createMilestoneList(String projectKeyString) {
		
		List<MilestoneModelEx> list = milestoneService.getAllList(projectKeyString);
		List<LabelValueBean> milestoneList = new ArrayList<LabelValueBean>();
		milestoneList.add(new LabelValueBean("", ""));
		for(MilestoneModelEx target : list) {
			milestoneList.add(new LabelValueBean(target.model.getMilestoneName(), target.model.getKeyToString()));
		}
		
		return milestoneList;
	}

	/**
	 * ステータス選択肢、未完了を意味するステータス設定.
	 * @param projectKeyString キー文字列(プロジェクトKey)
	 * @param mst　TicketMstインスタンス
	 */
	private void setStatus(String projectKeyString, TicketMst mst) {
		
		//ステータス選択肢の作成
		StatusForm form = statusService.get(projectKeyString);
		String statusName = "";
		String closeStatusName = "";
		if(form != null) {
			statusName = form.statusName;
			closeStatusName = form.closeStatusName;
		}
		mst.statusList = LabelValueBeanUtils.createList(statusName, false);
		
		//完了とみなすステータスのSetを作成
		List<LabelValueBean> closeList = LabelValueBeanUtils.createList(closeStatusName, true);
		Set<String> closeStatusSet = new LinkedHashSet<String>();
		for(LabelValueBean target : closeList) {
			if(StringUtils.isEmpty(target.getValue())) {
				continue;
			}
			closeStatusSet.add(target.getValue());
		}
		
		//ステータスのうち、完了とみなすステータスに含まれないものを未完了のステータスとして設定する
		Set<String> openStatusSet = new LinkedHashSet<String>();
		for(LabelValueBean target : mst.statusList) {
			if(StringUtils.isEmpty(target.getValue())) {
				continue;
			}
			if(closeStatusSet.contains(target.getValue()) == false) {
				openStatusSet.add(target.getLabel());
			}
		}
		mst.openStatus = openStatusSet.toArray(new String[0]);
		
		//ステータス検索用の情報を設定
		List<LabelValueBean> searchStatusList = LabelValueBeanUtils.createList(statusName, false);
		searchStatusList.add(0, new LabelValueBean(TicketMst.NO_FINISH_LABEL, TicketMst.NO_FINISH));
		mst.searchStatusList = searchStatusList;
	}
	
	/**
	 * 戻り値.
	 * @author k-katagiri
	 */
	static class Result {
		/** TicketMst. */
		TicketMst ticketMst;
		/** 生成/再生成を行った場合、true. */
		boolean needsPut;
	}
	
}