NotificationsFragment.java

/*
 * Copyright 2017 GcsSloop
 *
 * 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.
 *
 * Last modified 2017-04-09 21:20:23
 *
 * GitHub:  https://github.com/GcsSloop
 * Website: http://www.gcssloop.com
 * Weibo:   http://weibo.com/GcsSloop
 */

package com.gcssloop.diycode.fragment;

import android.content.Context;
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.v7.widget.RecyclerView;

import com.gcssloop.diycode.fragment.base.SimpleRefreshRecyclerFragment;
import com.gcssloop.diycode.fragment.provider.NotificationsProvider;
import com.gcssloop.diycode_sdk.api.notifications.bean.Notification;
import com.gcssloop.diycode_sdk.api.notifications.event.GetNotificationsListEvent;
import com.gcssloop.recyclerview.adapter.multitype.HeaderFooterAdapter;

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

/**
 * 通知列表
 */
public class NotificationsFragment extends SimpleRefreshRecyclerFragment<Notification,
        GetNotificationsListEvent> {
    private static String TYPE_NodeChanged = "NodeChanged";             // 节点变更
    private static String TYPE_TopicReply = "TopicReply";               // Topic 回复
    private static String TYPE_NewsReply = "Hacknews";                  // News  回复
    private static String TYPE_Mention = "Mention";                     // 有人提及
    private static String MENTION_TYPE_TopicReply = "Reply";            // - Topic 回复中提及
    private static String MENTION_TYPE_NewReply = "HacknewsReply";      // - News  回复中提及
    private static String MENTION_TYPE_ProjectReply = "ProjectReply";   // - 项目   回复中提及

    public static NotificationsFragment newInstance() {
        Bundle args = new Bundle();
        NotificationsFragment fragment = new NotificationsFragment();
        fragment.setArguments(args);
        return fragment;
    }

    @Override public void initData(HeaderFooterAdapter adapter) {
        loadMore();
    }

    @Override
    protected void setAdapterRegister(Context context, RecyclerView recyclerView,
                                      HeaderFooterAdapter adapter) {
        adapter.register(Notification.class, new NotificationsProvider(getContext()));
    }

    @NonNull @Override protected String request(int offset, int limit) {
        return mDiycode.getNotificationsList(offset, limit);
    }

    @Override
    protected void onRefresh(GetNotificationsListEvent event, HeaderFooterAdapter adapter) {
        List<Notification> data = clearData(event.getBean());
        adapter.clearDatas();
        adapter.addDatas(data);
        toast("刷新成功");
    }

    @Override
    protected void onLoadMore(GetNotificationsListEvent event, HeaderFooterAdapter adapter) {
        List<Notification> data = clearData(event.getBean());
        adapter.addDatas(data);
    }

    /**
     * 清洗数据，主要清洗对象
     * 1. HackNew 的回复 type = Hacknews
     * 2. HackNew 的提及 type = Mention, mention_type = HacknewsReply
     * 3. Project 的提及 type = Mention, mention_type = ProjectReply
     * <p>
     * 保留数据
     * 1. Topic 的回复 type = TopicReply
     * 2. Topic 的提及 type = Mention, mention_type = Reply
     */
    public List<Notification> clearData(List<Notification> datas) {
        List<Notification> clearDatas = new ArrayList<>();
        for (Notification data : datas) {
            if (data.getType().equals(TYPE_TopicReply) ||
                    (data.getType().equals(TYPE_Mention) && data.getMention_type().equals
                            (MENTION_TYPE_TopicReply))) {
                clearDatas.add(data);
            }
        }
        return clearDatas;
    }
}