net.dv8tion.jda.internal.handle.InviteCreateHandler Maven / Gradle / Ivy

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Java wrapper for the popular chat & VOIP service: Discord https://discord.com
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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.Guild;
import net.dv8tion.jda.api.entities.Invite;
import net.dv8tion.jda.api.entities.User;
import net.dv8tion.jda.api.entities.channel.middleman.GuildChannel;
import net.dv8tion.jda.api.events.guild.invite.GuildInviteCreateEvent;
import net.dv8tion.jda.api.utils.data.DataObject;
import net.dv8tion.jda.internal.JDAImpl;
import net.dv8tion.jda.internal.entities.InviteImpl;

import java.time.OffsetDateTime;
import java.util.Optional;

public class InviteCreateHandler extends SocketHandler
{
    public InviteCreateHandler(JDAImpl api)
    {
        super(api);
    }

    @Override
    protected Long handleInternally(DataObject content)
    {
        long guildId = content.getUnsignedLong("guild_id");
        if (getJDA().getGuildSetupController().isLocked(guildId))
            return guildId;
        Guild realGuild = getJDA().getGuildById(guildId);
        if (realGuild == null)
        {
            EventCache.LOG.debug("Caching INVITE_CREATE for unknown guild with id {}", guildId);
            getJDA().getEventCache().cache(EventCache.Type.GUILD, guildId, responseNumber, allContent, this::handle);
            return null;
        }

        long channelId = content.getUnsignedLong("channel_id");
        GuildChannel realChannel = realGuild.getGuildChannelById(channelId);
        if (realChannel == null)
        {
            EventCache.LOG.debug("Caching INVITE_CREATE for unknown channel with id {} in guild with id {}", channelId, guildId);
            getJDA().getEventCache().cache(EventCache.Type.CHANNEL, channelId, responseNumber, allContent, this::handle);
            return null;
        }

        String code = content.getString("code");
        boolean temporary = content.getBoolean("temporary");
        int maxAge = content.getInt("max_age", -1);
        int maxUses = content.getInt("max_uses", -1);
        OffsetDateTime creationTime = content.opt("created_at")
                .map(String::valueOf)
                .map(OffsetDateTime::parse)
                .orElse(null);

        Optional inviterJson = content.optObject("inviter");
        boolean expanded = maxUses != -1;

        User inviter = inviterJson.map(json -> getJDA().getEntityBuilder().createUser(json)).orElse(null);
        InviteImpl.ChannelImpl channel = new InviteImpl.ChannelImpl(realChannel);
        InviteImpl.GuildImpl guild = new InviteImpl.GuildImpl(realGuild);

        final Invite.TargetType targetType = Invite.TargetType.fromId(content.getInt("target_type", 0));
        final Invite.InviteTarget target;

        switch (targetType)
        {
        case STREAM:
            DataObject targetUserObject = content.getObject("target_user");
            target = new InviteImpl.InviteTargetImpl(targetType, null, getJDA().getEntityBuilder().createUser(targetUserObject));
            break;
        case EMBEDDED_APPLICATION:
            DataObject applicationObject = content.getObject("target_application");
            Invite.EmbeddedApplication application = new InviteImpl.EmbeddedApplicationImpl(
                    applicationObject.getString("icon", null), applicationObject.getString("name"), applicationObject.getString("description"),
                    applicationObject.getString("summary"), applicationObject.getLong("id"), applicationObject.getInt("max_participants", -1)
            );
            target = new InviteImpl.InviteTargetImpl(targetType, application, null);
            break;
        case NONE:
            target = null;
            break;
        default:
            target = new InviteImpl.InviteTargetImpl(targetType, null, null);
        }

        Invite invite = new InviteImpl(getJDA(), code, expanded, inviter,
                                       maxAge, maxUses, temporary, creationTime,
                                      0, channel, guild, null, target, Invite.InviteType.GUILD);
        getJDA().handleEvent(
            new GuildInviteCreateEvent(
                getJDA(), responseNumber,
                invite, realChannel));
        return null;
    }
}