LineDetailActivity.java

package com.liyu.fakeweather.ui.bus;

import android.content.ContentValues;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.support.design.widget.FloatingActionButton;
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.TextView;

import com.liyu.fakeweather.R;
import com.liyu.fakeweather.event.BusFavoritesEvent;
import com.liyu.fakeweather.http.ApiFactory;
import com.liyu.fakeweather.http.BaseBusResponse;
import com.liyu.fakeweather.http.api.BusController;
import com.liyu.fakeweather.model.BusLineDetail;
import com.liyu.fakeweather.model.FavoritesBusBean;
import com.liyu.fakeweather.model.StandInfoBean;
import com.liyu.fakeweather.ui.base.BaseActivity;
import com.liyu.fakeweather.ui.bus.adapter.LineDetailAdapter;
import com.liyu.fakeweather.utils.RxDataBase;
import com.liyu.fakeweather.utils.SettingsUtil;
import com.liyu.fakeweather.utils.ThemeUtil;

import org.greenrobot.eventbus.EventBus;
import org.litepal.crud.DataSupport;

import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.TimeUnit;

import rx.Observable;
import rx.Observer;
import rx.Subscription;
import rx.android.schedulers.AndroidSchedulers;
import rx.functions.Action1;
import rx.functions.Func1;
import rx.schedulers.Schedulers;


/**
 * Created by liyu on 2016/11/1.
 */

public class LineDetailActivity extends BaseActivity {

    public static final String KEY_EXTRA_GUID = "GUID";
    public static final String KEY_EXTRA_NAME = "NAME";
    public static final String KEY_EXTRA_DESC = "DESC";

    private RecyclerView recyclerView;
    private LineDetailAdapter adapter;
    private TextView tvLineInfoName;
    private TextView tvLineInfodirection;
    private TextView tvLineInfoSTime;
    private TextView tvLineInfoETime;
    private TextView tvLineInfoTotal;
    private FloatingActionButton fabLike;
    private FloatingActionButton fabRefresh;
    private SwipeRefreshLayout refreshLayout;

    private boolean isFavorite = false;
    private String guid;
    private String name;
    private String desc;

    private boolean isAutoRefresh = false;
    private Observable<Long> autoRefreshObservable;
    private Subscription subscription;

    public static void start(Context context, String guid, String name, String desc) {
        Intent intent = new Intent(context, LineDetailActivity.class);
        intent.putExtra(KEY_EXTRA_GUID, guid);
        intent.putExtra(KEY_EXTRA_NAME, name);
        intent.putExtra(KEY_EXTRA_DESC, desc);
        context.startActivity(intent);
    }

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

    @Override
    protected int getMenuId() {
        return 0;
    }

    @Override
    protected void initViews(Bundle savedInstanceState) {
        setDisplayHomeAsUpEnabled(true);
        guid = getIntent().getStringExtra(KEY_EXTRA_GUID);
        name = getIntent().getStringExtra(KEY_EXTRA_NAME);
        desc = getIntent().getStringExtra(KEY_EXTRA_DESC);
        getSupportActionBar().setTitle(name);
        getSupportActionBar().setSubtitle(desc);
        refreshLayout = (SwipeRefreshLayout) findViewById(R.id.refeshLayout);
        refreshLayout.setColorSchemeResources(ThemeUtil.getCurrentColorPrimary(this));
        refreshLayout.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
            @Override
            public void onRefresh() {
                loadData();
            }
        });
        fabLike = (FloatingActionButton) findViewById(R.id.fab);
        fabRefresh = (FloatingActionButton) findViewById(R.id.fab_refesh);
        tvLineInfoName = (TextView) findViewById(R.id.tv_info_name);
        tvLineInfodirection = (TextView) findViewById(R.id.tv_info_direction);
        tvLineInfoSTime = (TextView) findViewById(R.id.tv_info_stime);
        tvLineInfoETime = (TextView) findViewById(R.id.tv_info_etime);
        tvLineInfoTotal = (TextView) findViewById(R.id.tv_info_total);
        recyclerView = (RecyclerView) findViewById(R.id.rv_line_search);
        recyclerView.setLayoutManager(new LinearLayoutManager(this));
        adapter = new LineDetailAdapter(R.layout.item_bus_line_detail, null);
        recyclerView.setAdapter(adapter);
        fabLike.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                isFavorite = !isFavorite;
                ContentValues values = new ContentValues();
                values.put("isFavorite", isFavorite);
                DataSupport.updateAll(BusLineDetail.class, values, "LGUID = ?", guid);
                showFabStatus(isFavorite);
                FavoritesBusBean favoritesBusBean = new FavoritesBusBean();
                favoritesBusBean.setLGUID(guid);
                favoritesBusBean.setLName(name);
                favoritesBusBean.setLDirection(desc);
                BusFavoritesEvent event = new BusFavoritesEvent(favoritesBusBean);
                event.setFavorite(isFavorite);
                EventBus.getDefault().post(event);
            }
        });
        fabRefresh.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                loadData();
            }
        });
        final int autoFreq = SettingsUtil.getBusRefreshFreq();
        autoRefreshObservable = Observable.interval(autoFreq, TimeUnit.SECONDS)
                .observeOn(AndroidSchedulers.mainThread());

        fabRefresh.setOnLongClickListener(new View.OnLongClickListener() {
            @Override
            public boolean onLongClick(View view) {
                if (isAutoRefresh) {
                    fabRefresh.setImageResource(R.drawable.ic_refresh);
                    if (!subscription.isUnsubscribed())
                        subscription.unsubscribe();
                } else {
                    showAutoRefreshFabStatus(autoFreq);
                    subscription = autoRefreshObservable.subscribe(new Action1<Long>() {
                        @Override
                        public void call(Long aLong) {
                            loadData();
                        }
                    });
                }
                isAutoRefresh = !isAutoRefresh;
                return true;
            }
        });
    }

    @Override
    protected void loadData() {
        showRefreshing(true);
        tvLineInfoName.setText(name);
        tvLineInfodirection.setText(desc);
        RxDataBase.getFirst(BusLineDetail.class, "LGUID = ?", guid)
                .observeOn(AndroidSchedulers.mainThread())
                .doOnNext(new Action1<BusLineDetail>() {
                    @Override
                    public void call(BusLineDetail busLineDetail) {
                        if (busLineDetail != null) {
                            showFabStatus(busLineDetail.isFavorite());
                            tvLineInfoSTime.setText("首班车: " + busLineDetail.getLFStdFTime());
                            tvLineInfoETime.setText("末班车: " + busLineDetail.getLFStdETime());
                            int stations = busLineDetail.getStandInfo() == null ? 0 : busLineDetail.getStandInfo().size();
                            tvLineInfoTotal.setText("总计: " + stations + " 站");
                            adapter.setNewData(busLineDetail.getStandInfo());
                        } else {
                            tvLineInfoSTime.setText("首班车: --");
                            tvLineInfoETime.setText("末班车: --");
                            tvLineInfoTotal.setText("总计: -- 站");
                        }
                    }
                })
                .flatMap(new Func1<BusLineDetail, Observable<BaseBusResponse<BusLineDetail>>>() {
                    @Override
                    public Observable<BaseBusResponse<BusLineDetail>> call(BusLineDetail busLineDetail) {
                        Map<String, String> options = new HashMap<>();
                        options.put("Guid", guid);
                        options.put("uid", BusController.uid);
                        options.put("DeviceID", BusController.deviceID);
                        options.put("sign", BusController.sign);
                        return ApiFactory.getBusController().getLineInfo(options).subscribeOn(Schedulers.io());
                    }
                })
                .observeOn(AndroidSchedulers.mainThread())
                .subscribe(new Observer<BaseBusResponse<BusLineDetail>>() {
                    @Override
                    public void onCompleted() {
                        showRefreshing(false);
                    }

                    @Override
                    public void onError(Throwable e) {
                        showRefreshing(false);
                    }

                    @Override
                    public void onNext(BaseBusResponse<BusLineDetail> response) {
                        tvLineInfoSTime.setText("首班车: " + response.data.getLFStdFTime());
                        tvLineInfoETime.setText("末班车: " + response.data.getLFStdETime());
                        tvLineInfoTotal.setText("总计: " + response.data.getStandInfo().size() + " 站");
                        adapter.setNewData(response.data.getStandInfo());
                        List<StandInfoBean> stations = response.data.getStandInfo();
                        DataSupport.saveAll(stations);
                        BusLineDetail line = response.data;
                        line.setStandInfo(stations);
                        line.setFavorite(isFavorite);
                        RxDataBase.deleteThenSave(line, "LGUID = ?", response.data.getLGUID());
                    }
                });
    }

    private void showFabStatus(boolean isFavorite) {
        this.isFavorite = isFavorite;
        if (isFavorite) {
            fabLike.setImageResource(R.drawable.ic_favorite);
        } else {
            fabLike.setImageResource(R.drawable.ic_favorite_not);
        }
    }

    private void showAutoRefreshFabStatus(int freq) {
        if (freq == 5) {
            fabRefresh.setImageResource(R.drawable.ic_refresh_5);
        } else if (freq == 10) {
            fabRefresh.setImageResource(R.drawable.ic_refresh_10);
        } else if (freq == 30) {
            fabRefresh.setImageResource(R.drawable.ic_refresh_30);
        }
    }

    private void showRefreshing(final boolean refresh) {
        refreshLayout.post(new Runnable() {
            @Override
            public void run() {
                refreshLayout.setRefreshing(refresh);
            }
        });
    }

    @Override
    protected void onDestroy() {
        super.onDestroy();
        if (subscription != null && !subscription.isUnsubscribed())
            subscription.unsubscribe();
    }
}