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ChannelOrderAction.java
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ChannelOrderAction.java
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/*
* Copyright 2015-2017 Austin Keener & Michael Ritter & Florian Spieß
*
* 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.core.requests.restaction.order;
import net.dv8tion.jda.core.Permission;
import net.dv8tion.jda.core.entities.Channel;
import net.dv8tion.jda.core.entities.ChannelType;
import net.dv8tion.jda.core.entities.Guild;
import net.dv8tion.jda.core.entities.Member;
import net.dv8tion.jda.core.exceptions.InsufficientPermissionException;
import net.dv8tion.jda.core.requests.Route;
import net.dv8tion.jda.core.utils.Checks;
import okhttp3.RequestBody;
import org.json.JSONArray;
import org.json.JSONObject;
import java.util.Collection;
/**
* Implementation of {@link net.dv8tion.jda.core.requests.restaction.order.OrderAction OrderAction}
* to modify the order of {@link net.dv8tion.jda.core.entities.Channel Channels} for a {@link net.dv8tion.jda.core.entities.Guild Guild}.
* <br>To apply the changes you must finish the {@link net.dv8tion.jda.core.requests.RestAction RestAction}.
*
* <p>Before you can use any of the {@code move} methods
* you must use either {@link #selectPosition(Object) selectPosition(Channel)} or {@link #selectPosition(int)}!
*
* @param <T>
* The type of {@link net.dv8tion.jda.core.entities.Channel Channel} defining
* which channels to order
*
* @since 3.0
*/
public class ChannelOrderAction<T extends Channel> extends OrderAction<T, ChannelOrderAction<T>>
{
protected final Guild guild;
protected final ChannelType type;
/**
* Creates a new ChannelOrderAction instance
*
* @param guild
* The target {@link net.dv8tion.jda.core.entities.Guild Guild}
* of which to order the channels defined by the specified type
* @param type
* The {@link net.dv8tion.jda.core.entities.ChannelType ChannelType} corresponding
* to the generic type of {@link net.dv8tion.jda.core.entities.Channel Channel} which
* defines the type of channel that will be ordered
*/
public ChannelOrderAction(Guild guild, ChannelType type)
{
super(guild.getJDA(), Route.Guilds.MODIFY_CHANNELS.compile(guild.getId()));
this.guild = guild;
this.type = type;
Collection chans;
switch (type)
{
case TEXT:
chans = guild.getTextChannels();
break;
case VOICE:
chans = guild.getVoiceChannels();
break;
case CATEGORY:
chans = guild.getCategories();
break;
default:
throw new IllegalArgumentException("Cannot order specified channel type " + type);
}
this.orderList.addAll(chans);
}
/**
* The {@link net.dv8tion.jda.core.entities.Guild Guild} which holds
* the channels from {@link #getCurrentOrder()}
*
* @return The corresponding {@link net.dv8tion.jda.core.entities.Guild Guild}
*/
public Guild getGuild()
{
return guild;
}
/**
* The {@link net.dv8tion.jda.core.entities.ChannelType ChannelType} of
* all channels that are ordered by this ChannelOrderAction
*
* @return The corresponding {@link net.dv8tion.jda.core.entities.ChannelType ChannelType}
*/
public ChannelType getChannelType()
{
return type;
}
@Override
protected RequestBody finalizeData()
{
final Member self = guild.getSelfMember();
if (!self.hasPermission(Permission.MANAGE_CHANNEL))
throw new InsufficientPermissionException(Permission.MANAGE_CHANNEL);
JSONArray array = new JSONArray();
for (int i = 0; i < orderList.size(); i++)
{
Channel chan = orderList.get(i);
array.put(new JSONObject()
.put("id", chan.getId())
.put("position", i));
}
return getRequestBody(array);
}
@Override
protected void validateInput(T entity)
{
Checks.check(entity.getGuild().equals(guild), "Provided channel is not from this Guild!");
Checks.check(orderList.contains(entity), "Provided channel is not in the list of orderable channels!");
}
}