package app.fedilab.android.peertube.viewmodel;
/* Copyright 2023 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>. */

import android.app.Application;
import android.content.Context;
import android.database.sqlite.SQLiteDatabase;
import android.os.Handler;
import android.os.Looper;

import androidx.annotation.NonNull;
import androidx.lifecycle.AndroidViewModel;
import androidx.lifecycle.LiveData;
import androidx.lifecycle.MutableLiveData;

import java.util.List;

import app.fedilab.android.peertube.client.data.InstanceData;
import app.fedilab.android.peertube.sqlite.StoredInstanceDAO;
import app.fedilab.android.sqlite.Sqlite;


public class InfoInstanceVM extends AndroidViewModel {
    private MutableLiveData<List<InstanceData.AboutInstance>> aboutInstanceMutableLiveData;

    public InfoInstanceVM(@NonNull Application application) {
        super(application);
    }

    public LiveData<List<InstanceData.AboutInstance>> getInstances() {
        aboutInstanceMutableLiveData = new MutableLiveData<>();
        loadInstances();
        return aboutInstanceMutableLiveData;
    }


    private void loadInstances() {
        Context _mContext = getApplication().getApplicationContext();
        new Thread(() -> {
            try {
                SQLiteDatabase db = Sqlite.getInstance(_mContext.getApplicationContext(), Sqlite.DB_NAME, null, Sqlite.DB_VERSION).open();
                List<InstanceData.AboutInstance> instances = new StoredInstanceDAO(_mContext, db).getAllInstances();
                Handler mainHandler = new Handler(Looper.getMainLooper());
                Runnable myRunnable = () -> aboutInstanceMutableLiveData.setValue(instances);
                mainHandler.post(myRunnable);
            } catch (Exception e) {
                e.printStackTrace();
            }
        }).start();
    }

}
