MainActivity.java

package com.quinn.githubknife.ui.activity;

import android.content.DialogInterface;
import android.content.Intent;
import android.os.Bundle;
import android.support.design.widget.NavigationView;
import android.support.design.widget.TabLayout;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentStatePagerAdapter;
import android.support.v4.view.PagerAdapter;
import android.support.v4.view.ViewPager;
import android.support.v4.widget.DrawerLayout;
import android.support.v7.app.ActionBarDrawerToggle;
import android.support.v7.app.AlertDialog;
import android.support.v7.widget.Toolbar;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.TextView;

import com.afollestad.materialdialogs.MaterialDialog;
import com.nostra13.universalimageloader.core.DisplayImageOptions;
import com.nostra13.universalimageloader.core.ImageLoader;
import com.nostra13.universalimageloader.core.listener.ImageLoadingListener;
import com.quinn.githubknife.GithubApplication;
import com.quinn.githubknife.R;
import com.quinn.githubknife.presenter.AuthPresenter;
import com.quinn.githubknife.presenter.AuthPresenterImpl;
import com.quinn.githubknife.ui.BaseActivity;
import com.quinn.githubknife.ui.adapter.FragmentPagerAdapter;
import com.quinn.githubknife.ui.fragments.FollowerFragment;
import com.quinn.githubknife.ui.fragments.FollowingFragment;
import com.quinn.githubknife.ui.fragments.ReceivedEventFragment;
import com.quinn.githubknife.ui.fragments.StarredRepoFragment;
import com.quinn.githubknife.ui.fragments.UserRepoFragment;
import com.quinn.githubknife.ui.widget.AnimateFirstDisplayListener;
import com.quinn.githubknife.utils.L;
import com.quinn.githubknife.view.MainAuthView;
import com.quinn.httpknife.github.User;

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

import butterknife.Bind;
import butterknife.ButterKnife;
import de.hdodenhof.circleimageview.CircleImageView;

public class MainActivity extends BaseActivity implements MainAuthView, NavigationView.OnNavigationItemSelectedListener, View.OnClickListener {

    private final static String TAG = MainActivity.class.getSimpleName();
    //UI
    @Bind(R.id.toolbar_main)
    Toolbar toolbar;
    @Bind(R.id.nav_view)
    NavigationView navigationView;
    @Bind(R.id.drawer_layout)
    DrawerLayout mDrawerLayout;
    @Bind(R.id.viewpager)
    ViewPager viewpager;
    @Bind(R.id.tabs)
    TabLayout tab;
    private MaterialDialog progressDialog;
    private MaterialDialog.Builder builder;
    private View headerView;
    private TextView txt_user;
    private CircleImageView img_avatar;
    private FragmentPagerAdapter adapter;
    private ImageLoader imageLoader;
    private ImageLoadingListener animateFirstListener = new AnimateFirstDisplayListener();
    private DisplayImageOptions option;
    //Logic
    private boolean doneAuth = false;
    private AuthPresenter presenter;
    private String loginUser;
    private User user;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        ButterKnife.bind(this);
        //UI
        headerView = navigationView.inflateHeaderView(R.layout.nav_header);
        img_avatar = (CircleImageView) headerView.findViewById(R.id.avatar);
        txt_user = (TextView) headerView.findViewById(R.id.headerText);
        imageLoader = ImageLoader.getInstance();
        option = new DisplayImageOptions.Builder().cacheInMemory(true).cacheOnDisk(true)
                .considerExifParams(true).build();
        toolbar.setTitle("Github");
        setSupportActionBar(toolbar);
        getSupportActionBar().setHomeButtonEnabled(true); //设置返回键可用
        getSupportActionBar().setDisplayHomeAsUpEnabled(true);
        ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(this,
                mDrawerLayout, toolbar, R.string.app_name,
                R.string.app_name);
        toggle.syncState();
        mDrawerLayout.setDrawerListener(toggle);
        navigationView.setNavigationItemSelectedListener(this);
        adapter = new FragmentPagerAdapter(getSupportFragmentManager());
        viewpager.setAdapter(adapter);
        builder = new MaterialDialog.Builder(this)
                .content(R.string.initial)
                .cancelable(false)
                .progress(true, 0);
        //logic
        presenter = new AuthPresenterImpl(this, this);
        presenter.auth();
        headerView.setOnClickListener(this);
    }


    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        // getMenuInflater().inflate(R.menu.menu_main, menu);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.


        return super.onOptionsItemSelected(item);
    }


    @Override
    public boolean onNavigationItemSelected(MenuItem menuItem) {
        if (doneAuth) {
            mDrawerLayout.closeDrawers();
            setUpTab(menuItem.getItemId());
            if (menuItem.getItemId() == R.id.nav_home || menuItem.getItemId() == R.id.nav_friends)
                menuItem.setChecked(true);
        }
        return true;
    }

    public void setUpTab(int id) {

        switch (id) {
            case R.id.nav_home:
                adapter.clear();
                viewpager.setOffscreenPageLimit(3);
                adapter.addFragment(ReceivedEventFragment.getInstance(loginUser), "Events");
                adapter.addFragment(StarredRepoFragment.getInstance(loginUser), "Starred");
                adapter.addFragment(UserRepoFragment.getInstance(loginUser), "Repository");
                adapter.notifyDataSetChanged();
                tab.setupWithViewPager(viewpager);

                break;
            case R.id.nav_friends:
                adapter.clear();
                viewpager.setOffscreenPageLimit(2);
                adapter.addFragment(FollowerFragment.getInstance(loginUser), "Follower");
                adapter.addFragment(FollowingFragment.getInstance(loginUser), "Following");
                adapter.notifyDataSetChanged();
                tab.setupWithViewPager(viewpager);
                break;
            case R.id.nav_search: {
                Intent intent = new Intent(this, SearchActivity.class);
                this.startActivity(intent);
                break;
            }
            case R.id.nav_trending: {
                Intent intent = TrendingActivity.createIntent(this);
                this.startActivity(intent);
                break;
            }
            case R.id.nav_setting:
                SettingActivity.launch(this);
                return;
            case R.id.nav_about:
                Intent intent = new Intent(this, AboutActivity.class);
                this.startActivity(intent);
                break;
        }


    }


    @Override
    public void doneAuth(User user) {
        this.user = user;
        loginUser = user.getLogin();
        txt_user.setText(loginUser);
        imageLoader.displayImage(this.user.getAvatar_url(), img_avatar, option, animateFirstListener);
        tab.setupWithViewPager(viewpager);
        setUpTab(R.id.nav_home);
        doneAuth = true;
        ((GithubApplication)getApplication()).setUser(user);
    }


    @Override
    public void onClick(View v) {
        if (doneAuth) {
            Bundle bundle = new Bundle();
            bundle.putSerializable("user", user);
            UserInfoActivity.launch(this, bundle);
        }
    }

    @Override
    public void onError(String msg) {
        L.i(TAG,"show error dialog ");
        AlertDialog.Builder builder =
                new AlertDialog.Builder(this);
        builder.setTitle(R.string.fail_init_warning);
        builder.setMessage(msg);
        builder.setPositiveButton(R.string.try_again, new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                presenter.auth();
            }
        });
        builder.setCancelable(false);
        builder.show();
    }

    @Override
    public void showProgress() {
       progressDialog = builder.show();
    }

    @Override
    public void hideProgress() {
       progressDialog.dismiss();
    }





}