chinwag-android/app/src/main/java/com/keylesspalace/tusky/MainActivity.java

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4.7 KiB
Java
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2017-01-03 10:30:27 +11:00
package com.keylesspalace.tusky;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.graphics.drawable.Drawable;
import android.support.v4.content.ContextCompat;
import android.support.v4.widget.SwipeRefreshLayout;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.support.v7.widget.DividerItemDecoration;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.support.v7.widget.Toolbar;
import android.view.Menu;
import android.view.MenuItem;
import android.widget.Toast;
import java.io.IOException;
import java.util.List;
public class MainActivity extends AppCompatActivity implements FetchTimelineListener,
SwipeRefreshLayout.OnRefreshListener {
private String domain = null;
private String accessToken = null;
private SwipeRefreshLayout swipeRefreshLayout;
private RecyclerView recyclerView;
private TimelineAdapter adapter;
private LinearLayoutManager layoutManager;
private EndlessOnScrollListener scrollListener;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
setSupportActionBar(toolbar);
SharedPreferences preferences = getSharedPreferences(
getString(R.string.preferences_file_key), Context.MODE_PRIVATE);
domain = preferences.getString("domain", null);
accessToken = preferences.getString("accessToken", null);
assert(domain != null);
assert(accessToken != null);
// Setup the SwipeRefreshLayout.
swipeRefreshLayout = (SwipeRefreshLayout) findViewById(R.id.swipe_refresh_layout);
swipeRefreshLayout.setOnRefreshListener(this);
// Setup the RecyclerView.
recyclerView = (RecyclerView) findViewById(R.id.recycler_view);
recyclerView.setHasFixedSize(true);
layoutManager = new LinearLayoutManager(this);
recyclerView.setLayoutManager(layoutManager);
DividerItemDecoration divider = new DividerItemDecoration(
this, layoutManager.getOrientation());
Drawable drawable = ContextCompat.getDrawable(this, R.drawable.status_divider);
divider.setDrawable(drawable);
recyclerView.addItemDecoration(divider);
scrollListener = new EndlessOnScrollListener(layoutManager) {
@Override
public void onLoadMore(int page, int totalItemsCount, RecyclerView view) {
TimelineAdapter adapter = (TimelineAdapter) view.getAdapter();
String fromId = adapter.getItem(adapter.getItemCount() - 1).getId();
sendFetchTimelineRequest(fromId);
}
};
recyclerView.addOnScrollListener(scrollListener);
adapter = new TimelineAdapter();
recyclerView.setAdapter(adapter);
sendFetchTimelineRequest();
}
private void sendFetchTimelineRequest(String fromId) {
new FetchTimelineTask(this, this, domain, accessToken, fromId).execute();
}
private void sendFetchTimelineRequest() {
sendFetchTimelineRequest(null);
}
public void onFetchTimelineSuccess(List<Status> statuses, boolean added) {
if (added) {
adapter.addItems(statuses);
} else {
adapter.update(statuses);
}
swipeRefreshLayout.setRefreshing(false);
}
public void onFetchTimelineFailure(IOException exception) {
Toast.makeText(this, R.string.error_fetching_timeline, Toast.LENGTH_SHORT).show();
swipeRefreshLayout.setRefreshing(false);
}
public void onRefresh() {
sendFetchTimelineRequest();
}
private void logOut() {
SharedPreferences preferences = getSharedPreferences(
getString(R.string.preferences_file_key), Context.MODE_PRIVATE);
SharedPreferences.Editor editor = preferences.edit();
editor.remove("domain");
editor.remove("accessToken");
editor.apply();
Intent intent = new Intent(this, SplashActivity.class);
startActivity(intent);
finish();
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.main_toolbar, menu);
return super.onCreateOptionsMenu(menu);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.action_logout: {
logOut();
return true;
}
default: {
return super.onOptionsItemSelected(item);
}
}
}
}