tasks/app/src/main/java/org/tasks/LocalBroadcastManager.java

package org.tasks;

import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;

import com.todoroo.astrid.api.AstridApiConstants;

import org.tasks.injection.ForApplication;
import org.tasks.widget.AppWidgetManager;

import javax.inject.Inject;

public class LocalBroadcastManager {

    public static final String REFRESH = BuildConfig.APPLICATION_ID + ".REFRESH";
    public static final String REFRESH_LIST = BuildConfig.APPLICATION_ID + ".REFRESH_LIST";
    private static final String REPEAT = BuildConfig.APPLICATION_ID + ".REPEAT";

    private final android.support.v4.content.LocalBroadcastManager localBroadcastManager;
    private final AppWidgetManager appWidgetManager;

    @Inject
    public LocalBroadcastManager(@ForApplication Context context, AppWidgetManager appWidgetManager) {
        this.appWidgetManager = appWidgetManager;
        localBroadcastManager = android.support.v4.content.LocalBroadcastManager.getInstance(context);
    }

    public void registerRefreshReceiver(BroadcastReceiver broadcastReceiver) {
        localBroadcastManager.registerReceiver(broadcastReceiver, new IntentFilter(REFRESH));
    }

    public void registerRefreshListReceiver(BroadcastReceiver broadcastReceiver) {
        localBroadcastManager.registerReceiver(broadcastReceiver, new IntentFilter(REFRESH_LIST));
    }

    public void registerRepeatReceiver(BroadcastReceiver broadcastReceiver) {
        localBroadcastManager.registerReceiver(broadcastReceiver, new IntentFilter(REPEAT));
    }

    public void broadcastRefresh() {
        localBroadcastManager.sendBroadcast(new Intent(REFRESH));
        appWidgetManager.updateWidgets();
    }

    public void broadcastRefreshList() {
        localBroadcastManager.sendBroadcast(new Intent(REFRESH_LIST));
    }

    /**
     * Action name for broadcast intent notifying that task was created from repeating template
     * <li> EXTRAS_TASK_ID id of the task
     * <li> EXTRAS_OLD_DUE_DATE task old due date (could be 0)
     * <li> EXTRAS_NEW_DUE_DATE task new due date (will not be 0)
     */
    public void broadcastRepeat(long id, long oldDueDate, long newDueDate) {
        Intent intent = new Intent(REPEAT);
        intent.putExtra(AstridApiConstants.EXTRAS_TASK_ID, id);
        intent.putExtra(AstridApiConstants.EXTRAS_OLD_DUE_DATE, oldDueDate);
        intent.putExtra(AstridApiConstants.EXTRAS_NEW_DUE_DATE, newDueDate);
        localBroadcastManager.sendBroadcast(intent);
    }

    public void unregisterReceiver(BroadcastReceiver broadcastReceiver) {
        localBroadcastManager.unregisterReceiver(broadcastReceiver);
    }
}