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CosmosServer / src / main / java / com / example / cosmos_serversb / models / Groups.java
t-kume on 2 Jul 2019 4 KB 細かな修正
package com.example.cosmos_serversb.models;

import java.util.*;
import javax.inject.Singleton;

import com.example.cosmos_serversb.entities.*;
import org.hibernate.Session;
import org.hibernate.SessionFactory;

@Singleton
public class Groups {
    private static Groups theInstance = null;
    private static ArrayList<Group> groups = new ArrayList<>();
    private static HashMap<String, String> testMap = new HashMap<>();

    private static SessionFactory sessionFactory;
    private static String baseURI = "http://nitta-lab-www.is.konan-u.ac.jp/";
    private static String AppName = "cosmos";

    private Groups(){
        sessionFactory = SessionFactoryManager.getInstance().getSessionFactory();
    }

    public static Groups getInstance(){
        if(theInstance == null){
            theInstance = new Groups();
        }
        return theInstance;
    }

    public static String createGId() {
        //gIdを作成し既存していないかチェック後DBに保存し作成したgIdを返す
        String gId = UUID.randomUUID().toString();
        return gId;
    }

    public static String createRId() {
        //rIdを作成し既存していないかチェック後DBに保存し作成したrIdを返す
        String rId = UUID.randomUUID().toString();
        return rId;
    }

    //getGroupsListByUidは現状うまく処理されない
    public static HashMap<String, String> getGroupsListByUid(String uId){
        return getTestHashMap();
    }

    public static Group createGroup(String name, String uId){
        //先にGidとuriの発行を行う
        String gId = getInstance().createGId();
        String uri = baseURI + AppName + "/groups/" + gId;
        createTestHashMap(gId, uri);
        Group testGroup = new Group(gId, uri, name, uId);
        Session session = sessionFactory.openSession();
        session.beginTransaction();
        session.save(testGroup);
        session.getTransaction().commit();
        session.close();
        return testGroup;
    }

    public static Group getGroupByGid(String gId){
        Group editGroup;
        Session session = sessionFactory.openSession();
        session.beginTransaction();
        List groupResult = session.createQuery( "from Group" ).list();
        for ( Group group : (List<Group>) groupResult ) {
            editGroup = group;
            if (editGroup.getgId().equals(gId)) {
                session.getTransaction().commit();
                session.close();
                return editGroup;
            }
        }
        session.getTransaction().commit();
        session.close();
        return null;
    }

    public static DeleteResult deleteGroup(String gId){
        Group editGroup = Groups.getInstance().getGroupByGid(gId);
        if(editGroup == null){
            return DeleteResult.FAILURE;
        }
        //以下に削除処理を行う。
        return DeleteResult.SUCCESS;
    }

    public static HashMap<String, String> getMembersListByGid(String gId){
        return null;
    }

    public static HashMap<String, String> addMember(String gId, String uId){
        return null;
    }

    public static HashMap<String, String> deleteMember(String gId, String uId){
        return null;
    }

    public static HashMap<String, String> getRequestsListByGid(String gId){
        return null;
    }

    public static Request addRequests(String gId, String uId, String product, String deadline, int location){
        //テスト用
        String rId = getInstance().createRId();
        String uri = baseURI + AppName + "/groups/" + gId + "/requests/" + rId;
        Request testRequest = new Request(rId, uri, "1999/01/01/15:00:00",
                                            uId, product, "1999/01/01/15:00:00", 999);
        return testRequest;
    }

    public static Request getRequestDetailByGidAndRid(String gId, String rId){
        return null;
    }

    public static Request updateRequest(String gId, String rId, String uId, String product, String deadline, int location, boolean done){

        //テスト用
        Request testRequest = new Request(rId, "http://test.com", "1999/01/01/15:00:00",
                                            uId, product, "1999/01/01/15:00:00", 999);

        return testRequest;
    }

    public static DeleteResult deleteRequest(String gId, String rId){
        return DeleteResult.SUCCESS;
    }

    //テスト用にHashMapの作成
    public static void createTestHashMap(String gId, String uri){
        testMap.put(gId, uri);
        /*
        //Key, valueの取り出し方例(拡張for文)
        for (String key : TestMap.keySet()) {
            System.out.println(key + " " + TestMap.get(key));
        }
         */
    }

    public static HashMap<String, String> getTestHashMap(){
        return testMap;
    }

}