MainActivity.java

package com.smartalk.gank.ui.activity;

import android.support.design.widget.FloatingActionButton;
import android.support.v4.widget.SwipeRefreshLayout;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.Toolbar;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;

import com.smartalk.gank.R;
import com.smartalk.gank.model.entity.Meizi;
import com.smartalk.gank.presenter.MainPresenter;
import com.smartalk.gank.ui.adapter.MeiziAdapter;
import com.smartalk.gank.ui.base.ToolBarActivity;
import com.smartalk.gank.ui.widget.LMRecyclerView;
import com.smartalk.gank.utils.SPDataUtil;
import com.smartalk.gank.utils.TipsUtil;
import com.smartalk.gank.view.IMainView;

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

import butterknife.Bind;
import butterknife.OnClick;

public class MainActivity extends ToolBarActivity<MainPresenter> implements
    SwipeRefreshLayout.OnRefreshListener, IMainView, LMRecyclerView.LoadMoreListener {

  private List<Meizi> meizis;
  private MeiziAdapter adapter;
  private MainPresenter presenter;
  private int page = 1;
  private boolean isRefresh = true;
  private boolean canLoading = true;

  @Bind(R.id.toolbar)
  Toolbar toolbar;
  @Bind(R.id.recycler_view)
  LMRecyclerView rvMeizi;
  @Bind(R.id.swipe_refresh_layout)
  SwipeRefreshLayout swipeRefreshLayout;
  @Bind(R.id.fab)
  FloatingActionButton fab;

  @OnClick(R.id.fab)
  void fabClick() {
    presenter.toBatteryActivity();
  }

  @Override
  protected int provideContentViewId() {
    return R.layout.activity_main;
  }

  @Override
  protected void initPresenter() {
    presenter = new MainPresenter(this, this);
    presenter.init();
  }

  @Override
  protected boolean canBack() {
    return false;
  }

  @Override
  public boolean onCreateOptionsMenu(Menu menu) {
    getMenuInflater().inflate(R.menu.menu_main, menu);
    return true;
  }

  @Override
  public boolean onOptionsItemSelected(MenuItem item) {
    switch (item.getItemId()) {
      case R.id.action_about:
        presenter.toAboutActivity();
        break;
    }
    return super.onOptionsItemSelected(item);
  }

  @Override
  public void onRefresh() {
    isRefresh = true;
    page = 1;
    presenter.fetchMeiziData(page);
  }

  @Override
  public void init() {
    meizis = SPDataUtil.getFirstPageGirls(getApplicationContext());
    if (meizis == null) meizis = new ArrayList<>();
    adapter = new MeiziAdapter(this, meizis);
    rvMeizi.setLayoutManager(new LinearLayoutManager(this));
    rvMeizi.setAdapter(adapter);
    rvMeizi.applyFloatingActionButton(fab);
    rvMeizi.setLoadMoreListener(this);
    swipeRefreshLayout.setColorSchemeResources(R.color.colorPrimary, R.color.colorAccent, R.color.blue);
    swipeRefreshLayout.setOnRefreshListener(this);
    swipeRefreshLayout.post(new Runnable() {
      @Override
      public void run() {
        swipeRefreshLayout.setRefreshing(true);
        presenter.fetchMeiziData(page);
      }
    });
    toolbar.setOnClickListener(new View.OnClickListener() {
      @Override
      public void onClick(View v) {
        rvMeizi.smoothScrollToPosition(0);
      }
    });
  }

  @Override
  public void showProgress() {
    if (!swipeRefreshLayout.isRefreshing())
      swipeRefreshLayout.setRefreshing(true);
  }

  @Override
  public void hideProgress() {
    if (swipeRefreshLayout.isRefreshing())
      swipeRefreshLayout.setRefreshing(false);
  }

  @Override
  public void showErrorView() {
    canLoading = true;
    TipsUtil.showTipWithAction(fab, getString(R.string.load_failed), getString(R.string.retry), new View.OnClickListener() {
      @Override
      public void onClick(View v) {
        presenter.fetchMeiziData(page);
      }
    });
  }

  @Override
  public void showNoMoreData() {
    canLoading = false;
    TipsUtil.showSnackTip(fab, getString(R.string.all_loaded));
  }

  @Override
  public void showMeiziList(List<Meizi> meiziList) {
    canLoading = true;
    page++;
    if (isRefresh) {
      SPDataUtil.saveFirstPageGirls(getApplicationContext(), meiziList);
      meizis.clear();
      meizis.addAll(meiziList);
      adapter.notifyDataSetChanged();
      isRefresh = false;
    } else {
      meizis.addAll(meiziList);
      adapter.notifyDataSetChanged();
    }
  }

  @Override
  public void loadMore() {
    if (canLoading) {
      presenter.fetchMeiziData(page);
      canLoading = false;
    }
  }

  @Override
  protected void onDestroy() {
    super.onDestroy();
    presenter.release();
  }
}