fedilab-Android-App/app/src/main/java/app/fedilab/android/asynctasks/UpdateDescriptionAttachmentAsyncTask.java

/* Copyright 2017 Thomas Schneider
 *
 * This file is a part of Fedilab
 *
 * This program is free software; you can redistribute it and/or modify it under the terms of the
 * GNU General Public License as published by the Free Software Foundation; either version 3 of the
 * License, or (at your option) any later version.
 *
 * Fedilab is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
 * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
 * Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along with Fedilab; if not,
 * see <http://www.gnu.org/licenses>. */
package app.fedilab.android.asynctasks;

import android.content.Context;
import android.os.Handler;
import android.os.Looper;

import java.lang.ref.WeakReference;

import app.fedilab.android.client.API;
import app.fedilab.android.client.Entities.Account;
import app.fedilab.android.client.Entities.Attachment;
import app.fedilab.android.interfaces.OnRetrieveAttachmentInterface;


/**
 * Created by Thomas on 27/10/2017.
 * Updates media description
 */

public class UpdateDescriptionAttachmentAsyncTask {

    private final OnRetrieveAttachmentInterface listener;
    private final String mediaId;
    private final String description;
    private final Account account;
    private final WeakReference<Context> contextReference;
    private Attachment attachment;
    private API api;

    public UpdateDescriptionAttachmentAsyncTask(Context context, String mediaId, String description, Account account, OnRetrieveAttachmentInterface onRetrieveAttachmentInterface) {
        this.contextReference = new WeakReference<>(context);
        this.listener = onRetrieveAttachmentInterface;
        this.description = description;
        this.mediaId = mediaId;
        this.account = account;
        doInBackground();
    }

    protected void doInBackground() {
        new Thread(() -> {
            if (account == null)
                api = new API(this.contextReference.get());
            else
                api = new API(this.contextReference.get(), account.getInstance(), account.getToken());
            attachment = api.updateDescription(mediaId, description);
            Handler mainHandler = new Handler(Looper.getMainLooper());
            Runnable myRunnable = () -> listener.onRetrieveAttachment(attachment, null, api.getError());
            mainHandler.post(myRunnable);
        }).start();
    }
}