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Java wrapper for the popular chat & VOIP service: Discord https://discord.com
/*
* Copyright 2015 Austin Keener, Michael Ritter, Florian Spieß, and the JDA contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package net.dv8tion.jda.internal.handle;
import gnu.trove.map.TLongObjectMap;
import net.dv8tion.jda.api.entities.Guild;
import net.dv8tion.jda.api.entities.sticker.GuildSticker;
import net.dv8tion.jda.api.events.sticker.GuildStickerAddedEvent;
import net.dv8tion.jda.api.events.sticker.GuildStickerRemovedEvent;
import net.dv8tion.jda.api.events.sticker.update.GuildStickerUpdateAvailableEvent;
import net.dv8tion.jda.api.events.sticker.update.GuildStickerUpdateDescriptionEvent;
import net.dv8tion.jda.api.events.sticker.update.GuildStickerUpdateNameEvent;
import net.dv8tion.jda.api.events.sticker.update.GuildStickerUpdateTagsEvent;
import net.dv8tion.jda.api.utils.cache.CacheFlag;
import net.dv8tion.jda.api.utils.data.DataArray;
import net.dv8tion.jda.api.utils.data.DataObject;
import net.dv8tion.jda.internal.JDAImpl;
import net.dv8tion.jda.internal.entities.EntityBuilder;
import net.dv8tion.jda.internal.entities.GuildImpl;
import net.dv8tion.jda.internal.entities.sticker.GuildStickerImpl;
import net.dv8tion.jda.internal.utils.Helpers;
import net.dv8tion.jda.internal.utils.UnlockHook;
import net.dv8tion.jda.internal.utils.cache.SnowflakeCacheViewImpl;
import org.apache.commons.collections4.CollectionUtils;
import java.util.ArrayList;
import java.util.List;
import java.util.Objects;
public class GuildStickersUpdateHandler extends SocketHandler
{
public GuildStickersUpdateHandler(JDAImpl api)
{
super(api);
}
@Override
protected Long handleInternally(DataObject content)
{
if (!getJDA().isCacheFlagSet(CacheFlag.STICKER))
return null;
final long guildId = content.getLong("guild_id");
if (getJDA().getGuildSetupController().isLocked(guildId))
return guildId;
GuildImpl guild = (GuildImpl) getJDA().getGuildById(guildId);
if (guild == null)
{
getJDA().getEventCache().cache(EventCache.Type.GUILD, guildId, responseNumber, allContent, this::handle);
return null;
}
DataArray array = content.getArray("stickers");
List oldStickers, newStickers;
SnowflakeCacheViewImpl stickersView = guild.getStickersView();
EntityBuilder builder = api.getEntityBuilder();
try (UnlockHook hook = stickersView.writeLock())
{
TLongObjectMap stickersMap = stickersView.getMap();
oldStickers = new ArrayList<>(stickersMap.valueCollection()); //snapshot of sticker cache
newStickers = new ArrayList<>();
for (int i = 0; i < array.length(); i++)
{
DataObject current = array.getObject(i);
final long stickerId = current.getLong("id");
GuildStickerImpl sticker = (GuildStickerImpl) stickersMap.get(stickerId);
GuildStickerImpl oldSticker = null;
if (sticker == null)
{
sticker = (GuildStickerImpl) builder.createRichSticker(current);
newStickers.add(sticker);
}
else
{
// sticker is in our cache which is why we don't want to remove it in cleanup later
oldStickers.remove(sticker);
oldSticker = sticker.copy();
}
sticker.setName(current.getString("name"));
sticker.setAvailable(current.getBoolean("available"));
sticker.setDescription(current.getString("description", ""));
sticker.setTags(Helpers.setOf(current.getString("tags").split(",\\s*")));
// finally, update the sticker
stickersMap.put(sticker.getIdLong(), sticker);
// check for updated fields and fire events
handleReplace(guild, oldSticker, sticker);
}
for (GuildSticker e : oldStickers)
stickersMap.remove(e.getIdLong());
}
//cleanup old stickers that don't exist anymore
for (GuildSticker e : oldStickers)
{
getJDA().handleEvent(
new GuildStickerRemovedEvent(
getJDA(), responseNumber,
guild, e));
}
for (GuildSticker e : newStickers)
{
getJDA().handleEvent(
new GuildStickerAddedEvent(
getJDA(), responseNumber,
guild, e));
}
return null;
}
private void handleReplace(Guild guild, GuildStickerImpl oldSticker, GuildStickerImpl newSticker)
{
if (oldSticker == null || newSticker == null) return;
if (!Objects.equals(oldSticker.getName(), newSticker.getName()))
{
getJDA().handleEvent(
new GuildStickerUpdateNameEvent(
getJDA(), responseNumber,
guild, newSticker, oldSticker.getName()));
}
if (!Objects.equals(oldSticker.getDescription(), newSticker.getDescription()))
{
getJDA().handleEvent(
new GuildStickerUpdateDescriptionEvent(
getJDA(), responseNumber,
guild, newSticker, oldSticker.getDescription()));
}
if (oldSticker.isAvailable() != newSticker.isAvailable())
{
getJDA().handleEvent(
new GuildStickerUpdateAvailableEvent(
getJDA(), responseNumber,
guild, newSticker, oldSticker.isAvailable()));
}
if (!CollectionUtils.isEqualCollection(oldSticker.getTags(), newSticker.getTags()))
{
getJDA().handleEvent(
new GuildStickerUpdateTagsEvent(
getJDA(), responseNumber,
guild, newSticker, oldSticker.getTags()));
}
}
}