TodayFragment.java

package com.xiaweizi.qnews.fragment;

import android.content.Intent;
import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.design.widget.FloatingActionButton;
import android.support.v4.app.ActivityOptionsCompat;
import android.support.v4.app.Fragment;
import android.support.v7.widget.RecyclerView;
import android.support.v7.widget.StaggeredGridLayoutManager;
import android.support.v7.widget.Toolbar;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Toast;

import com.chad.library.adapter.base.BaseQuickAdapter;
import com.chad.library.adapter.base.listener.OnItemChildClickListener;
import com.xiaweizi.qnews.R;
import com.xiaweizi.qnews.activity.TodayDetailActivity;
import com.xiaweizi.qnews.adapter.TodayAdapter;
import com.xiaweizi.qnews.bean.TodayOfHistoryBean;
import com.xiaweizi.qnews.commons.Constants;
import com.xiaweizi.qnews.net.QClitent;
import com.xiaweizi.qnews.net.QNewsService;

import java.util.Calendar;
import java.util.List;

import butterknife.BindView;
import butterknife.ButterKnife;
import io.reactivex.android.schedulers.AndroidSchedulers;
import io.reactivex.functions.Consumer;
import io.reactivex.schedulers.Schedulers;

/**
 * 历史上的今天fragment
 * <p>
 * 工程名：  QNews
 * 包名：    com.xiaweizi.qnews.fragment
 * 类名：    TodayFragment
 * 创建者：  夏韦子
 * 创建日期： 2017/2/12
 * 创建时间： 15:13
 */

public class TodayFragment extends Fragment {


    @BindView (R.id.tb_today)
    Toolbar              tbToday;
    @BindView (R.id.rv_today)
    RecyclerView         rvToday;
    @BindView (R.id.fab)
    FloatingActionButton fab;

    //历史上今天的适配器
    private TodayAdapter adapter;

    @Nullable
    @Override
    public View onCreateView(
            LayoutInflater inflater, @Nullable ViewGroup container,
            @Nullable Bundle savedInstanceState) {
        View view = inflater.inflate(R.layout.fragment_today, null);
        ButterKnife.bind(this, view);

        adapter = new TodayAdapter();
        adapter.openLoadAnimation(BaseQuickAdapter.SLIDEIN_BOTTOM);
        //悬浮按钮设置点击事件
        fab.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                if (rvToday != null) {
                    rvToday.smoothScrollToPosition(0);
                }
            }
        });

        //recyclerView初始化
        rvToday.setLayoutManager(new StaggeredGridLayoutManager(2,
                                                                StaggeredGridLayoutManager.VERTICAL));
        rvToday.setAdapter(adapter);
        rvToday.addOnItemTouchListener(new OnItemChildClickListener() {
            @Override
            public void onSimpleItemChildClick(BaseQuickAdapter adapter, View view, int position) {
                Intent intent = new Intent(getActivity(), TodayDetailActivity.class);
                intent.putExtra("e_id",
                                ((TodayOfHistoryBean.ResultBean) adapter.getItem(position)).getE_id());
                getActivity().startActivity(intent,
                                            ActivityOptionsCompat.makeSceneTransitionAnimation(
                                                    getActivity()).toBundle());
            }
        });

        //获得当前的日期
        Calendar  calendar = Calendar.getInstance();
        final int month    = calendar.get(Calendar.MONTH) + 1;
        final int day      = calendar.get(Calendar.DAY_OF_MONTH);
        //        tbToday.setTitle("历史上的今天 (" + month + "月" + day + "日)");

        String params = month + "/" + day;
        //初次加载数据
        QClitent.getInstance()
                .create(QNewsService.class, Constants.BASE_JUHE_URL)
                .getTodayOfHistoryData(params)
                .subscribeOn(Schedulers.io())
                .observeOn(AndroidSchedulers.mainThread())
                .subscribe(new Consumer<TodayOfHistoryBean>() {
                    @Override
                    public void accept(TodayOfHistoryBean todayOfHistoryBean) throws Exception {
                        List<TodayOfHistoryBean.ResultBean> result = todayOfHistoryBean.getResult();
                        adapter.addData(result);
                    }
                }, new Consumer<Throwable>() {
                    @Override
                    public void accept(Throwable throwable) throws Exception {
                        Toast.makeText(getContext(), "获取数据失败", Toast.LENGTH_SHORT).show();
                    }
                });

        //        QNewsClient.getInstance().GetTodayOfHistoryData(month, day,
        //                new QNewsCallback<TodayOfHistoryBean>() {
        //                    @Override
        //                    public void onSuccess(TodayOfHistoryBean response, int id) {
        //                        List<TodayOfHistoryBean.ResultBean> result = response.getResult();
        //                        adapter.addData(result);
        //                    }
        //
        //                    @Override
        //                    public void onError(Exception e, int id) {
        //
        //                    }
        //                });

        return view;
    }
}