assistant-android/app/src/main/java/com/gh/gamecenter/libao/LibaoSearchFragment.java

package com.gh.gamecenter.libao;

import android.content.Intent;
import android.support.v4.app.Fragment;
import android.support.v4.widget.SwipeRefreshLayout;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.view.View;
import android.widget.LinearLayout;

import com.gc.materialdesign.views.ProgressBarCircularIndeterminate;
import com.gh.base.fragment.BaseFragment;
import com.gh.common.view.VerticalItemDecoration;
import com.gh.gamecenter.LibaoDetailActivity;
import com.gh.gamecenter.R;
import com.gh.gamecenter.entity.LibaoEntity;
import com.gh.gamecenter.eventbus.EBReuse;

import org.greenrobot.eventbus.EventBus;

import java.util.List;

import butterknife.BindView;
import butterknife.OnClick;

import static com.gh.gamecenter.libao.Libao1Fragment.OPEN_LIBAO_APPBAR;

/**
 * Created by khy on 5/09/17.
 */

public class LibaoSearchFragment extends BaseFragment implements SwipeRefreshLayout.OnRefreshListener {

    @BindView(R.id.libao_search_rv_list)
    RecyclerView mRecyclerView;
    @BindView(R.id.libao_search_pb_loading)
    ProgressBarCircularIndeterminate mLoading;
    @BindView(R.id.reuse_no_connection)
    LinearLayout mNoConnection;
    @BindView(R.id.reuse_none_data)
    LinearLayout mNoneData;

    private LinearLayoutManager mLayoutManager;
    private LibaoSearchAdapter mAdapter;

    public final static int LIBAO_SEARCH_REQUEST = 6; // 刷新礼包状态


    Runnable runnable = new Runnable() {
        @Override
        public void run() {
            mAdapter = new LibaoSearchAdapter(LibaoSearchFragment.this, LibaoSearchFragment.this, mEntrance);
            mRecyclerView.setAdapter(mAdapter);
        }
    };

    @Override
    protected int getLayoutId() {
        return R.layout.fragment_libao_serach;
    }

    @Override
    public void onActivityResult(int requestCode, int resultCode, Intent data) {
        if (requestCode == LIBAO_SEARCH_REQUEST && mAdapter.getSkipPosition() != -1) {
            // 更新对应位置
            mAdapter.notifyItemChanged(mAdapter.getSkipPosition());
            mAdapter.setSkipPosition(-1);
        }
    }

    @Override
    protected void initView(View view) {
        super.initView(view);


        mRecyclerView.setHasFixedSize(true);
        mLayoutManager = new LinearLayoutManager(getActivity());
        mRecyclerView.setLayoutManager(mLayoutManager);

        mAdapter = new LibaoSearchAdapter(this, this, mEntrance);
        mRecyclerView.addItemDecoration(new VerticalItemDecoration(getContext(), 8, false));
        mRecyclerView.setAdapter(mAdapter);

        mRecyclerView.addOnScrollListener(new RecyclerView.OnScrollListener() {
            @Override
            public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
                if (newState == RecyclerView.SCROLL_STATE_IDLE
                        && mLayoutManager.findLastVisibleItemPosition() + 1 == mAdapter.getItemCount()) {
                    if (!mAdapter.isOver() && !mAdapter.isLoading() && !mAdapter.isNetworkError()) {
                        mAdapter.addLibaoList(mAdapter.getLibaoListSize());
                    }
                }
            }

            @Override
            public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
                super.onScrolled(recyclerView, dx, dy);
                int position = mLayoutManager.findFirstCompletelyVisibleItemPosition();
                if (position == 0 && Math.abs(dy) > 10) {
                    EventBus.getDefault().post(new EBReuse(OPEN_LIBAO_APPBAR));
                }
            }
        });

    }

    @Override
    public void loadDone() { // 数据加载成功回调
        colseRefresh();
        mLoading.setVisibility(View.GONE);
        mNoneData.setVisibility(View.GONE);
        mNoConnection.setVisibility(View.GONE);
    }


    @Override
    public void loadError() { // 数据加载失败回调
        colseRefresh();
        mLoading.setVisibility(View.GONE);
        mNoConnection.setVisibility(View.VISIBLE);
        mNoneData.setVisibility(View.GONE);
    }

    @Override
    public void loadEmpty() {
        colseRefresh();
        mLoading.setVisibility(View.GONE);
        mNoneData.setVisibility(View.VISIBLE);
        mNoConnection.setVisibility(View.GONE);
    }


    @OnClick(R.id.reuse_no_connection)
    public void reconnection() { // 重新连接
        mRecyclerView.setVisibility(View.VISIBLE);
        mLoading.setVisibility(View.VISIBLE);
        mNoConnection.setVisibility(View.GONE);
        postDelayedRunnable(runnable, 1000);
    }

    private void colseRefresh() {
        Fragment parentFragment = getParentFragment();
        if (parentFragment instanceof Libao1Fragment) {
            ((Libao1Fragment) parentFragment).colseRefresh();
        }
    }


    @Override
    public void onRefresh() {
        postDelayedRunnable(runnable, 1000);
    }

    public void search() {
        if (mNoneData.getVisibility() == View.VISIBLE) {
            mNoneData.setVisibility(View.GONE);
        }
        postRunnable(runnable);
    }

    @Override
    public void onListClick(View view, int position, Object data) {
        super.onListClick(view, position, data);
        List<LibaoEntity> libaoList = (List<LibaoEntity>) data;
        LibaoEntity libaoEntity = libaoList.get(position);
        mAdapter.setSkipPosition(position);
        Intent intent = LibaoDetailActivity.getIntent(getContext(), libaoEntity, mEntrance + "+(礼包中心:最新)");
        startActivityForResult(intent, LIBAO_SEARCH_REQUEST);
    }
}