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

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package com.keylesspalace.tusky;
import android.content.Context;
import android.content.SharedPreferences;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.text.Spanned;
import com.evernote.android.job.Job;
import com.evernote.android.job.JobCreator;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.keylesspalace.tusky.entity.Notification;
import com.keylesspalace.tusky.json.SpannedTypeAdapter;
import com.keylesspalace.tusky.network.AuthInterceptor;
import com.keylesspalace.tusky.network.MastodonApi;
import com.keylesspalace.tusky.util.NotificationMaker;
import com.keylesspalace.tusky.util.OkHttpUtils;
import java.io.IOException;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import okhttp3.OkHttpClient;
import retrofit2.Response;
import retrofit2.Retrofit;
import retrofit2.converter.gson.GsonConverterFactory;
/**
* Created by charlag on 31/10/17.
*/
public final class NotificationPullJobCreator implements JobCreator {
static final String NOTIFICATIONS_JOB_TAG = "notifications_job_tag";
static final int NOTIFY_ID = 6; // chosen by fair dice roll, guaranteed to be random
private MastodonApi mastodonApi;
private Context context;
NotificationPullJobCreator(Context context) {
this.mastodonApi = createMastodonApi(context);
this.context = context;
}
@Nullable
@Override
public Job create(@NonNull String tag) {
if (tag.equals(NOTIFICATIONS_JOB_TAG)) {
return new NotificationPullJob(mastodonApi, context);
}
return null;
}
private MastodonApi createMastodonApi(Context context) {
SharedPreferences preferences = context.getSharedPreferences(
context.getString(R.string.preferences_file_key), Context.MODE_PRIVATE);
final String domain = preferences.getString("domain", null);
OkHttpClient okHttpClient = OkHttpUtils.getCompatibleClientBuilder()
.addInterceptor(new AuthInterceptor(context))
.build();
Gson gson = new GsonBuilder()
.registerTypeAdapter(Spanned.class, new SpannedTypeAdapter())
.create();
Retrofit retrofit = new Retrofit.Builder()
.baseUrl("https://" + domain)
.client(okHttpClient)
.addConverterFactory(GsonConverterFactory.create(gson))
.build();
return retrofit.create(MastodonApi.class);
}
private final static class NotificationPullJob extends Job {
@NonNull private MastodonApi mastodonApi;
private Context context;
NotificationPullJob(@NonNull MastodonApi mastodonApi, Context context) {
this.mastodonApi = mastodonApi;
this.context = context;
}
@NonNull
@Override
protected Result onRunJob(Params params) {
try {
Response<List<Notification>> notifications =
mastodonApi.notifications(null, null, null).execute();
if (notifications.isSuccessful()) {
onNotificationsReceived(notifications.body());
} else {
return Result.FAILURE;
}
} catch (IOException e) {
e.printStackTrace();
return Result.FAILURE;
}
return Result.SUCCESS;
}
private void onNotificationsReceived(List<Notification> notificationList) {
SharedPreferences notificationsPreferences = context.getSharedPreferences(
"Notifications", Context.MODE_PRIVATE);
Set<String> currentIds = notificationsPreferences.getStringSet(
"current_ids", new HashSet<String>());
for (Notification notification : notificationList) {
String id = notification.id;
if (!currentIds.contains(id)) {
currentIds.add(id);
NotificationMaker.make(context, NOTIFY_ID, notification);
}
}
notificationsPreferences.edit()
.putStringSet("current_ids", currentIds)
.apply();
}
}
}