/
MessageUpdateHandler.java
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/
MessageUpdateHandler.java
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/*
* 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 net.dv8tion.jda.api.entities.*;
import net.dv8tion.jda.api.events.message.MessageEmbedEvent;
import net.dv8tion.jda.api.events.message.MessageUpdateEvent;
import net.dv8tion.jda.api.events.message.guild.GuildMessageEmbedEvent;
import net.dv8tion.jda.api.events.message.guild.GuildMessageUpdateEvent;
import net.dv8tion.jda.api.events.message.priv.PrivateMessageEmbedEvent;
import net.dv8tion.jda.api.events.message.priv.PrivateMessageUpdateEvent;
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.requests.WebSocketClient;
import java.util.LinkedList;
public class MessageUpdateHandler extends SocketHandler
{
public MessageUpdateHandler(JDAImpl api)
{
super(api);
}
@Override
protected Long handleInternally(DataObject content)
{
if (!content.isNull("guild_id"))
{
long guildId = content.getLong("guild_id");
if (getJDA().getGuildSetupController().isLocked(guildId))
return guildId;
}
//TODO: Rewrite this entire handler
if (content.hasKey("author"))
{
if (content.hasKey("type"))
{
MessageType type = MessageType.fromId(content.getInt("type"));
if (!type.isSystem())
return handleMessage(content);
WebSocketClient.LOG.debug("JDA received a message update for an unexpected message type. Type: {} JSON: {}", type, content);
return null;
}
else if (!content.isNull("embeds"))
{
//Received update with no "type" field which means its an update for a rich embed message
handleMessageEmbed(content);
return null;
}
}
else if (!content.isNull("embeds"))
return handleMessageEmbed(content);
return null;
}
private Long handleMessage(DataObject content)
{
Message message;
try
{
message = getJDA().getEntityBuilder().createMessage(content);
}
catch (IllegalArgumentException e)
{
switch (e.getMessage())
{
case EntityBuilder.MISSING_CHANNEL:
{
final long channelId = content.getLong("channel_id");
getJDA().getEventCache().cache(EventCache.Type.CHANNEL, channelId, responseNumber, allContent, this::handle);
EventCache.LOG.debug("Received a message update for a channel that JDA does not currently have cached");
return null;
}
case EntityBuilder.MISSING_USER:
{
final long authorId = content.getObject("author").getLong("id");
getJDA().getEventCache().cache(EventCache.Type.USER, authorId, responseNumber, allContent, this::handle);
EventCache.LOG.debug("Received a message update for a user that JDA does not currently have cached");
return null;
}
default:
throw e;
}
}
switch (message.getChannelType())
{
case TEXT:
{
TextChannel channel = message.getTextChannel();
if (getJDA().getGuildSetupController().isLocked(channel.getGuild().getIdLong()))
return channel.getGuild().getIdLong();
getJDA().handleEvent(
new GuildMessageUpdateEvent(
getJDA(), responseNumber,
message));
break;
}
case PRIVATE:
{
getJDA().usedPrivateChannel(message.getChannel().getIdLong());
getJDA().handleEvent(
new PrivateMessageUpdateEvent(
getJDA(), responseNumber,
message));
break;
}
case GROUP:
{
WebSocketClient.LOG.warn("Received a MESSAGE_UPDATE for a group which is not supported");
break;
}
default:
WebSocketClient.LOG.warn("Received a MESSAGE_UPDATE with a unknown MessageChannel ChannelType. JSON: {}", content);
return null;
}
//Combo event
getJDA().handleEvent(
new MessageUpdateEvent(
getJDA(), responseNumber,
message));
return null;
}
private Long handleMessageEmbed(DataObject content)
{
EntityBuilder builder = getJDA().getEntityBuilder();
final long messageId = content.getLong("id");
final long channelId = content.getLong("channel_id");
LinkedList<MessageEmbed> embeds = new LinkedList<>();
MessageChannel channel = getJDA().getTextChannelsView().get(channelId);
if (channel == null)
channel = getJDA().getPrivateChannelsView().get(channelId);
if (channel == null)
{
getJDA().getEventCache().cache(EventCache.Type.CHANNEL, channelId, responseNumber, allContent, this::handle);
EventCache.LOG.debug("Received message update for embeds for a channel/group that JDA does not have cached yet.");
return null;
}
DataArray embedsJson = content.getArray("embeds");
for (int i = 0; i < embedsJson.length(); i++)
embeds.add(builder.createMessageEmbed(embedsJson.getObject(i)));
switch (channel.getType())
{
case TEXT:
TextChannel tChannel = (TextChannel) channel;
if (getJDA().getGuildSetupController().isLocked(tChannel.getGuild().getIdLong()))
return tChannel.getGuild().getIdLong();
getJDA().handleEvent(
new GuildMessageEmbedEvent(
getJDA(), responseNumber,
messageId, tChannel, embeds));
break;
case PRIVATE:
getJDA().handleEvent(
new PrivateMessageEmbedEvent(
getJDA(), responseNumber,
messageId, (PrivateChannel) channel, embeds));
break;
case GROUP:
WebSocketClient.LOG.error("Received a message update for a group which should not be possible");
return null;
default:
WebSocketClient.LOG.warn("No event handled for message update of type {}", channel.getType());
}
//Combo event
getJDA().handleEvent(
new MessageEmbedEvent(
getJDA(), responseNumber,
messageId, channel, embeds));
return null;
}
}