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MessageChannel.java
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MessageChannel.java
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/*
* Copyright 2015-2018 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.entities;
import net.dv8tion.jda.core.AccountType;
import net.dv8tion.jda.core.JDA;
import net.dv8tion.jda.core.exceptions.AccountTypeException;
import net.dv8tion.jda.core.requests.Request;
import net.dv8tion.jda.core.requests.Response;
import net.dv8tion.jda.core.requests.RestAction;
import net.dv8tion.jda.core.requests.Route;
import net.dv8tion.jda.core.requests.restaction.AuditableRestAction;
import net.dv8tion.jda.core.requests.restaction.MessageAction;
import net.dv8tion.jda.core.requests.restaction.pagination.MessagePaginationAction;
import net.dv8tion.jda.core.utils.Checks;
import net.dv8tion.jda.core.utils.MiscUtil;
import org.json.JSONArray;
import javax.annotation.CheckReturnValue;
import java.io.*;
import java.util.*;
/**
* Represents a Discord channel that can have {@link net.dv8tion.jda.core.entities.Message Messages} and files sent to it.
*
* <h1>Formattable</h1>
* This interface extends {@link java.util.Formattable Formattable} and can be used with a {@link java.util.Formatter Formatter}
* such as used by {@link String#format(String, Object...) String.format(String, Object...)}
* or {@link java.io.PrintStream#printf(String, Object...) PrintStream.printf(String, Object...)}.
*
* <p>This will use {@link #getName()} rather than {@link Object#toString()}!
* <br>Supported Features:
* <ul>
* <li><b>Alternative</b>
* <br> - Prepends the name with {@code #}
* (Example: {@code %#s} - results in <code>#{@link #getName()}</code>)</li>
*
* <li><b>Width/Left-Justification</b>
* <br> - Ensures the size of a format
* (Example: {@code %20s} - uses at minimum 20 chars;
* {@code %-10s} - uses left-justified padding)</li>
*
* <li><b>Precision</b>
* <br> - Cuts the content to the specified size
* (Example: {@code %.20s})</li>
* </ul>
*
* <p>More information on formatting syntax can be found in the {@link java.util.Formatter format syntax documentation}!
* <br><b>{@link net.dv8tion.jda.core.entities.TextChannel TextChannel} is a special case which uses {@link IMentionable#getAsMention() IMentionable.getAsMention()}
* by default and uses the <code>#{@link #getName()}</code> format as <u>alternative</u></b>
*/
public interface MessageChannel extends ISnowflake, Formattable
{
/**
* The id for the most recent message sent
* in this current MessageChannel.
* <br>This should only be used if {@link #hasLatestMessage()} returns {@code true}!
*
* <p>This value is updated on each {@link net.dv8tion.jda.core.events.message.MessageReceivedEvent MessageReceivedEvent}
* and <u><b>will be reset to {@code null} if the message associated with this ID gets deleted</b></u>
*
* @throws java.lang.IllegalStateException
* If no message id is available
*
* @return The most recent message's id
*/
default String getLatestMessageId()
{
return Long.toUnsignedString(getLatestMessageIdLong());
}
/**
* The id for the most recent message sent
* in this current MessageChannel.
* <br>This should only be used if {@link #hasLatestMessage()} returns {@code true}!
*
* <p>This value is updated on each {@link net.dv8tion.jda.core.events.message.MessageReceivedEvent MessageReceivedEvent}
* and <u><b>will be reset to {@code null} if the message associated with this ID gets deleted</b></u>
*
* @throws java.lang.IllegalStateException
* If no message id is available
*
* @return The most recent message's id
*/
long getLatestMessageIdLong();
/**
* Whether this MessageChannel contains a tracked most recent
* message or not.
*
* <p>This does not directly mean that {@link #getHistory()} will be unable to retrieve past messages,
* it merely means that the latest message is untracked by our internal cache meaning that
* if this returns {@code false} the {@link #getLatestMessageId()}
* method will throw an {@link java.util.NoSuchElementException NoSuchElementException}
*
* @return True, if a latest message id is available for retrieval by {@link #getLatestMessageId()}
*
* @see #getLatestMessageId()
*/
boolean hasLatestMessage();
/**
* This method is a shortcut method to return the following information in the following situation:
* If the MessageChannel is instance of..
* <ul>
* <li><b>TextChannel</b> - Returns {@link TextChannel#getName()}</li>
* <li><b>PrivateChannel</b> Returns {@link PrivateChannel#getUser()}{@link net.dv8tion.jda.core.entities.User#getName() .getName()}</li>
* <li><b>Group</b> - Returns {@link net.dv8tion.jda.client.entities.Group#getName() Group.getName()}</li>
* </ul>
*
* @return Possibly-null "name" of the MessageChannel. Different implementations determine what the name. Only
* {@link net.dv8tion.jda.client.entities.Group Group} could have a {@code null} name.
*/
String getName();
/**
* The {@link net.dv8tion.jda.core.entities.ChannelType ChannelType} of this MessageChannel.
*
* @return The ChannelType for this channel
*/
ChannelType getType();
/**
* Returns the {@link net.dv8tion.jda.core.JDA JDA} instance of this MessageChannel
*
* @return the corresponding JDA instance
*/
JDA getJDA();
/**
* Sends a plain text message to this channel.
* <br>This will fail if this channel is an instance of {@link net.dv8tion.jda.core.entities.TextChannel TextChannel} and
* the currently logged in account does not have permissions to send a message to this channel.
* <br>To determine if you are able to send a message in a {@link net.dv8tion.jda.core.entities.TextChannel TextChannel}
* use {@link net.dv8tion.jda.core.entities.TextChannel#canTalk() TextChannel.canTalk()}.
*
* <p>This method is a shortcut to {@link #sendMessage(Message)} by way of using a {@link net.dv8tion.jda.core.MessageBuilder MessageBuilder}
* internally to build the provided {@code text} into a Message.
* <pre>sendMessage(new MessageBuilder().append(text).build())</pre>
*
* <p>For {@link net.dv8tion.jda.core.requests.ErrorResponse} information, refer to {@link #sendMessage(Message)}.
*
* @param text
* the text to build into a Message to send to the MessageChannel.
*
* @throws net.dv8tion.jda.core.exceptions.InsufficientPermissionException
* If this is a {@link net.dv8tion.jda.core.entities.TextChannel TextChannel} and the logged in account does
* not have
* <ul>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_READ Permission.MESSAGE_READ}</li>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_WRITE Permission.MESSAGE_WRITE}</li>
* </ul>
* @throws net.dv8tion.jda.client.exceptions.VerificationLevelException
* If this is a {@link net.dv8tion.jda.core.entities.TextChannel} and
* {@link net.dv8tion.jda.core.entities.TextChannel#getGuild() TextChannel.getGuild()}{@link net.dv8tion.jda.core.entities.Guild#checkVerification() .checkVerification()}
* returns false.
* @throws java.lang.IllegalArgumentException
* if the provided text is null, empty or longer than 2000 characters
* @throws java.lang.UnsupportedOperationException
* If this is a {@link net.dv8tion.jda.core.entities.PrivateChannel PrivateChannel}
* and both the currently logged in account and the target user are bots.
*
* @return {@link net.dv8tion.jda.core.requests.restaction.MessageAction MessageAction}
* <br>The newly created Message after it has been sent to Discord.
*
* @see net.dv8tion.jda.core.MessageBuilder
*/
@CheckReturnValue
default MessageAction sendMessage(CharSequence text)
{
Checks.notEmpty(text, "Provided text for message");
Checks.check(text.length() <= 2000, "Provided text for message must be less than 2000 characters in length");
Route.CompiledRoute route = Route.Messages.SEND_MESSAGE.compile(getId());
if (text instanceof StringBuilder)
return new MessageAction(getJDA(), route, this, (StringBuilder) text);
else
return new MessageAction(getJDA(), route, this).append(text);
}
/**
* Sends a formatted text message to this channel.
* <br>This will fail if this channel is an instance of {@link net.dv8tion.jda.core.entities.TextChannel TextChannel} and
* the currently logged in account does not have permissions to send a message to this channel.
* <br>To determine if you are able to send a message in a {@link net.dv8tion.jda.core.entities.TextChannel TextChannel}
* use {@link net.dv8tion.jda.core.entities.TextChannel#canTalk() TextChannel.canTalk()}.
*
* <p>This method is a shortcut to {@link #sendMessage(Message)} by way of using a {@link net.dv8tion.jda.core.MessageBuilder MessageBuilder}
* and using its {@link net.dv8tion.jda.core.MessageBuilder#appendFormat(String, Object...)} method.
* <br>For more information on how to format your input, refer to the docs of the method mentioned above.
*
* <p>For {@link net.dv8tion.jda.core.requests.ErrorResponse} information, refer to {@link #sendMessage(Message)}.
*
* @param format
* The string that should be formatted, if this is {@code null} or empty
* the content of the Message would be empty and cause a builder exception.
* @param args
* The arguments for your format
*
* @throws net.dv8tion.jda.core.exceptions.InsufficientPermissionException
* If this is a {@link net.dv8tion.jda.core.entities.TextChannel TextChannel} and the logged in account does
* not have
* <ul>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_READ Permission.MESSAGE_READ}</li>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_WRITE Permission.MESSAGE_WRITE}</li>
* </ul>
* @throws net.dv8tion.jda.client.exceptions.VerificationLevelException
* If this is a {@link net.dv8tion.jda.core.entities.TextChannel} and
* {@link net.dv8tion.jda.core.entities.TextChannel#getGuild() TextChannel.getGuild()}{@link net.dv8tion.jda.core.entities.Guild#checkVerification() .checkVerification()}
* returns false.
* @throws java.lang.IllegalArgumentException
* If the provided format text is {@code null}, empty or longer than 2000 characters
* @throws java.lang.UnsupportedOperationException
* If this is a {@link net.dv8tion.jda.core.entities.PrivateChannel PrivateChannel}
* and both the currently logged in account and the target user are bots.
* @throws java.util.IllegalFormatException
* If a format string contains an illegal syntax,
* a format specifier that is incompatible with the given arguments,
* insufficient arguments given the format string, or other illegal conditions.
* For specification of all possible formatting errors,
* see the <a href="../util/Formatter.html#detail">Details</a>
* section of the formatter class specification.
*
* @return {@link net.dv8tion.jda.core.requests.restaction.MessageAction MessageAction}
* <br>The newly created Message after it has been sent to Discord.
*/
@CheckReturnValue
default MessageAction sendMessageFormat(String format, Object... args)
{
Checks.notEmpty(format, "Format");
return sendMessage(String.format(format, args));
}
/**
* Sends a specified {@link net.dv8tion.jda.core.entities.MessageEmbed MessageEmbed} as a {@link net.dv8tion.jda.core.entities.Message Message}
* to this channel.
* <br>This will fail if this channel is an instance of {@link net.dv8tion.jda.core.entities.TextChannel TextChannel} and
* the currently logged in account does not have permissions to send a message to this channel.
* <br>To determine if you are able to send a message in a {@link net.dv8tion.jda.core.entities.TextChannel TextChannel}
* use {@link net.dv8tion.jda.core.entities.TextChannel#canTalk() TextChannel#canTalk}.
*
* <p>This method is a shortcut to {@link #sendMessage(Message)} by way of using a {@link net.dv8tion.jda.core.MessageBuilder MessageBuilder}
* internally to build the provided {@code embed} into a Message.
* <pre>sendMessage(new MessageBuilder().setEmbed(embed).build())</pre>
*
* <p>For {@link net.dv8tion.jda.core.requests.ErrorResponse} information, refer to {@link #sendMessage(Message)}.
*
* @param embed
* the {@link net.dv8tion.jda.core.entities.MessageEmbed MessageEmbed} to send
*
* @throws net.dv8tion.jda.core.exceptions.InsufficientPermissionException
* If this is a {@link net.dv8tion.jda.core.entities.TextChannel TextChannel} and the logged in account does
* not have
* <ul>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_READ Permission.MESSAGE_READ}</li>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_WRITE Permission.MESSAGE_WRITE}</li>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_EMBED_LINKS Permission.MESSAGE_EMBED_LINKS}</li>
* </ul>
* @throws net.dv8tion.jda.client.exceptions.VerificationLevelException
* If this is a {@link net.dv8tion.jda.core.entities.TextChannel} and
* {@link net.dv8tion.jda.core.entities.TextChannel#getGuild() TextChannel.getGuild()}{@link net.dv8tion.jda.core.entities.Guild#checkVerification() .checkVerification()}
* returns false.
* @throws java.lang.IllegalArgumentException
* If the provided embed is {@code null} or if the provided {@link net.dv8tion.jda.core.entities.MessageEmbed MessageEmbed}
* is not {@link net.dv8tion.jda.core.entities.MessageEmbed#isSendable(net.dv8tion.jda.core.AccountType) sendable}
* @throws java.lang.UnsupportedOperationException
* If this is a {@link net.dv8tion.jda.core.entities.PrivateChannel PrivateChannel}
* and both the currently logged in account and the target user are bots.
*
* @return {@link net.dv8tion.jda.core.requests.restaction.MessageAction MessageAction}
* <br>The newly created Message after it has been sent to Discord.
*
* @see net.dv8tion.jda.core.MessageBuilder
* @see net.dv8tion.jda.core.EmbedBuilder
*/
@CheckReturnValue
default MessageAction sendMessage(MessageEmbed embed)
{
Checks.notNull(embed, "Provided embed");
Route.CompiledRoute route = Route.Messages.SEND_MESSAGE.compile(getId());
return new MessageAction(getJDA(), route, this).embed(embed);
}
/**
* Sends a specified {@link net.dv8tion.jda.core.entities.Message Message} to this channel.
* <br>This will fail if this channel is an instance of {@link net.dv8tion.jda.core.entities.TextChannel TextChannel} and
* the currently logged in account does not have permissions to send a message to this channel.
* <br>To determine if you are able to send a message in a {@link net.dv8tion.jda.core.entities.TextChannel TextChannel}
* use {@link net.dv8tion.jda.core.entities.TextChannel#canTalk() TextChannel#canTalk}.
*
* <p>The following {@link net.dv8tion.jda.core.requests.ErrorResponse ErrorResponses} are possible:
* <ul>
* <li>{@link net.dv8tion.jda.core.requests.ErrorResponse#MISSING_ACCESS MISSING_ACCESS}
* <br>The request was attempted after the account lost access to the
* {@link net.dv8tion.jda.core.entities.Guild Guild} or {@link net.dv8tion.jda.client.entities.Group Group}
* typically due to being kicked or removed, or after {@link net.dv8tion.jda.core.Permission#MESSAGE_READ Permission.MESSAGE_READ}
* was revoked in the {@link net.dv8tion.jda.core.entities.TextChannel TextChannel}</li>
*
* <li>{@link net.dv8tion.jda.core.requests.ErrorResponse#MISSING_PERMISSIONS MISSING_PERMISSIONS}
* <br>The send request was attempted after the account lost {@link net.dv8tion.jda.core.Permission#MESSAGE_WRITE Permission.MESSAGE_WRITE} in
* the {@link net.dv8tion.jda.core.entities.TextChannel TextChannel}.</li>
*
* <li>{@link net.dv8tion.jda.core.requests.ErrorResponse#UNAUTHORIZED UNAUTHORIZED}
* <br>If this is a {@link net.dv8tion.jda.core.entities.PrivateChannel PrivateChannel} and the recipient User blocked you</li>
*
* <li>{@link net.dv8tion.jda.core.requests.ErrorResponse#CANNOT_SEND_TO_USER CANNOT_SEND_TO_USER}
* <br>If this is a {@link net.dv8tion.jda.core.entities.PrivateChannel PrivateChannel} and the currently logged in account
* does not share any Guilds with the recipient User</li>
*
* <li>{@link net.dv8tion.jda.core.requests.ErrorResponse#UNKNOWN_CHANNEL UNKNOWN_CHANNEL}
* <br>The send request was attempted after the channel was deleted.</li>
* </ul>
*
* @param msg
* the {@link net.dv8tion.jda.core.entities.Message Message} to send
*
* @throws net.dv8tion.jda.core.exceptions.InsufficientPermissionException
* If this is a {@link net.dv8tion.jda.core.entities.TextChannel TextChannel} and the logged in account does
* not have
* <ul>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_READ Permission.MESSAGE_READ}</li>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_WRITE Permission.MESSAGE_WRITE}</li>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_EMBED_LINKS Permission.MESSAGE_EMBED_LINKS} (if this message is only an embed)</li>
* </ul>
* @throws net.dv8tion.jda.client.exceptions.VerificationLevelException
* If this is a {@link net.dv8tion.jda.core.entities.TextChannel} and
* {@link net.dv8tion.jda.core.entities.TextChannel#getGuild() TextChannel.getGuild()}{@link net.dv8tion.jda.core.entities.Guild#checkVerification() .checkVerification()}
* returns false.
* @throws java.lang.IllegalArgumentException
* If the provided message is {@code null} or the provided {@link net.dv8tion.jda.core.entities.Message Message}
* contains an {@link net.dv8tion.jda.core.entities.MessageEmbed MessageEmbed}
* that is not {@link net.dv8tion.jda.core.entities.MessageEmbed#isSendable(net.dv8tion.jda.core.AccountType) sendable}
* @throws java.lang.UnsupportedOperationException
* If this is a {@link net.dv8tion.jda.core.entities.PrivateChannel PrivateChannel}
* and both the currently logged in account and the target user are bots.
*
* @return {@link net.dv8tion.jda.core.requests.restaction.MessageAction MessageAction}
* <br>The newly created Message after it has been sent to Discord.
*
* @see net.dv8tion.jda.core.MessageBuilder
*/
@CheckReturnValue
default MessageAction sendMessage(Message msg)
{
Checks.notNull(msg, "Message");
Route.CompiledRoute route = Route.Messages.SEND_MESSAGE.compile(getId());
return new MessageAction(getJDA(), route, this).apply(msg);
}
/**
* Uploads a file to the Discord servers and sends it to this {@link net.dv8tion.jda.core.entities.MessageChannel MessageChannel}.
* Sends the provided {@link net.dv8tion.jda.core.entities.Message Message} with the uploaded file.
* <br>If you do not wish to send a Message with the uploaded file, you can provide {@code null} for
* the {@code message} parameter.
*
* <p>This is a shortcut to {@link #sendFile(java.io.File, String, Message)} by way of using {@link java.io.File#getName()}.
* <pre>sendFile(file, file.getName(), message)</pre>
*
* <p>For {@link net.dv8tion.jda.core.requests.ErrorResponse} information, refer to the documentation for {@link #sendFile(java.io.File, String, Message)}.
*
* @param file
* The file to upload to the {@link net.dv8tion.jda.core.entities.MessageChannel MessageChannel}.
*
* @throws java.lang.IllegalArgumentException
* <ul>
* <li>Provided {@code file} is null.</li>
* <li>Provided {@code file} does not exist.</li>
* <li>Provided {@code file} is unreadable.</li>
* <li>Provided {@code file} is greater than 8MiB for normal and 50MiB for nitro accounts.</li>
* <li>Provided {@link net.dv8tion.jda.core.entities.Message Message} is not {@code null} <b>and</b>
* contains a {@link net.dv8tion.jda.core.entities.MessageEmbed MessageEmbed} which
* is not {@link net.dv8tion.jda.core.entities.MessageEmbed#isSendable(net.dv8tion.jda.core.AccountType) sendable}</li>
* </ul>
* @throws net.dv8tion.jda.core.exceptions.PermissionException
* If this is a {@link net.dv8tion.jda.core.entities.TextChannel TextChannel} and the logged in account does not have
* <ul>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_READ Permission.MESSAGE_READ}</li>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_WRITE Permission.MESSAGE_WRITE}</li>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_ATTACH_FILES Permission.MESSAGE_ATTACH_FILES}</li>
* </ul>
* @throws java.lang.UnsupportedOperationException
* If this is a {@link net.dv8tion.jda.core.entities.PrivateChannel PrivateChannel}
* and both the currently logged in account and the target user are bots.
*
* @return {@link net.dv8tion.jda.core.requests.restaction.MessageAction MessageAction}
* <br>The {@link net.dv8tion.jda.core.entities.Message Message} created from this upload.
*/
@CheckReturnValue
default MessageAction sendFile(File file)
{
return sendFile(file, (Message) null);
}
/**
* Uploads a file to the Discord servers and sends it to this {@link net.dv8tion.jda.core.entities.MessageChannel MessageChannel}.
* Sends the provided {@link net.dv8tion.jda.core.entities.Message Message} with the uploaded file.
* <br>If you do not wish to send a Message with the uploaded file, you can provide {@code null} for
* the {@code message} parameter.
*
* <p>The {@code fileName} parameter is used to inform Discord about what the file should be called. This is 2 fold:
* <ol>
* <li>The file name provided is the name that is found in {@link net.dv8tion.jda.core.entities.Message.Attachment#getFileName()}
* after upload and it is the name that will show up in the client when the upload is displayed.
* <br>Note: The fileName does not show up on the Desktop client for images. It does on mobile however.</li>
* <li>The extension of the provided fileName also determines who Discord will treat the file. Discord currently only
* has special handling for image file types, but the fileName's extension must indicate that it is an image file.
* This means it has to end in something like .png, .jpg, .jpeg, .gif, etc. As a note, you can also not provide
* a full name for the file and instead ONLY provide the extension like "png" or "gif" and Discord will generate
* a name for the upload and append the fileName as the extension.</li>
* </ol>
*
* <p>For {@link net.dv8tion.jda.core.requests.ErrorResponse} information, refer to the documentation for {@link #sendFile(java.io.File, String, Message)}.
*
* @param file
* The file to upload to the {@link net.dv8tion.jda.core.entities.MessageChannel MessageChannel}.
* @param fileName
* The name that should be sent to discord
*
* @throws java.lang.IllegalArgumentException
* <ul>
* <li>Provided {@code file} is null.</li>
* <li>Provided {@code file} does not exist.</li>
* <li>Provided {@code file} is unreadable.</li>
* <li>Provided {@code file} is greater than 8MiB for normal and 50MiB for nitro accounts.</li>
* <li>Provided {@link net.dv8tion.jda.core.entities.Message Message} is not {@code null} <b>and</b>
* contains a {@link net.dv8tion.jda.core.entities.MessageEmbed MessageEmbed} which
* is not {@link net.dv8tion.jda.core.entities.MessageEmbed#isSendable(net.dv8tion.jda.core.AccountType) sendable}</li>
* </ul>
* @throws net.dv8tion.jda.core.exceptions.PermissionException
* If this is a {@link net.dv8tion.jda.core.entities.TextChannel TextChannel} and the logged in account does not have
* <ul>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_READ Permission.MESSAGE_READ}</li>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_WRITE Permission.MESSAGE_WRITE}</li>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_ATTACH_FILES Permission.MESSAGE_ATTACH_FILES}</li>
* </ul>
* @throws java.lang.UnsupportedOperationException
* If this is a {@link net.dv8tion.jda.core.entities.PrivateChannel PrivateChannel}
* and both the currently logged in account and the target user are bots.
*
* @return {@link net.dv8tion.jda.core.requests.restaction.MessageAction MessageAction}
* <br>The {@link net.dv8tion.jda.core.entities.Message Message} created from this upload.
*/
@CheckReturnValue
default MessageAction sendFile(File file, String fileName)
{
return sendFile(file, fileName, null);
}
/**
* Uploads a file to the Discord servers and sends it to this {@link net.dv8tion.jda.core.entities.MessageChannel MessageChannel}.
* Sends the provided {@link net.dv8tion.jda.core.entities.Message Message} with the uploaded file.
* <br>If you do not wish to send a Message with the uploaded file, you can provide {@code null} for
* the {@code message} parameter.
* <br>This allows you to send an {@link java.io.InputStream InputStream} as substitute to a file.
*
* <p>For information about the {@code fileName} parameter, Refer to the documentation for {@link #sendFile(java.io.File, String, Message)}.
* <br>For {@link net.dv8tion.jda.core.requests.ErrorResponse} information, refer to the documentation for {@link #sendFile(java.io.File, String, Message)}.
*
* @param data
* The InputStream data to upload to the {@link net.dv8tion.jda.core.entities.MessageChannel MessageChannel}.
* @param fileName
* The name that should be sent to discord
* <br>Refer to the documentation for {@link #sendFile(java.io.File, String, Message)} for information about this parameter.
*
* @throws java.lang.IllegalArgumentException
* If the provided filename is {@code null} or {@code empty}.
* @throws net.dv8tion.jda.core.exceptions.PermissionException
* If this is a {@link net.dv8tion.jda.core.entities.TextChannel TextChannel} and the logged in account does not have
* <ul>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_READ Permission.MESSAGE_READ}</li>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_WRITE Permission.MESSAGE_WRITE}</li>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_ATTACH_FILES Permission.MESSAGE_ATTACH_FILES}</li>
* </ul>
* @throws java.lang.UnsupportedOperationException
* If this is a {@link net.dv8tion.jda.core.entities.PrivateChannel PrivateChannel}
* and both the currently logged in account and the target user are bots.
*
* @return {@link net.dv8tion.jda.core.requests.restaction.MessageAction MessageAction}
* <br>The {@link net.dv8tion.jda.core.entities.Message Message} created from this upload.
*/
@CheckReturnValue
default MessageAction sendFile(InputStream data, String fileName)
{
return sendFile(data, fileName, null);
}
/**
* Uploads a file to the Discord servers and sends it to this {@link net.dv8tion.jda.core.entities.MessageChannel MessageChannel}.
* Sends the provided {@link net.dv8tion.jda.core.entities.Message Message} with the uploaded file.
* <br>If you do not wish to send a Message with the uploaded file, you can provide {@code null} for
* the {@code message} parameter.
* <br>This allows you to send an {@code byte[]} as substitute to a file.
*
* <p>For information about the {@code fileName} parameter, Refer to the documentation for {@link #sendFile(java.io.File, String, Message)}.
* <br>For {@link net.dv8tion.jda.core.requests.ErrorResponse} information, refer to the documentation for {@link #sendFile(java.io.File, String, Message)}.
*
* @param data
* The {@code byte[]} data to upload to the {@link net.dv8tion.jda.core.entities.MessageChannel MessageChannel}.
* @param fileName
* The name that should be sent to discord.
* <br>Refer to the documentation for {@link #sendFile(java.io.File, String, Message)} for information about this parameter.
*
* @throws java.lang.IllegalArgumentException
* <ul>
* <li>If the provided filename is {@code null} or {@code empty} or the provided data is larger than 8MiB on normal or 50MiB on nitro accounts.</li>
* <li>If the provided {@link net.dv8tion.jda.core.entities.Message Message}
* contains an {@link net.dv8tion.jda.core.entities.MessageEmbed MessageEmbed}
* that is not {@link net.dv8tion.jda.core.entities.MessageEmbed#isSendable(net.dv8tion.jda.core.AccountType) sendable}</li>
* </ul>
* @throws net.dv8tion.jda.core.exceptions.PermissionException
* If this is a {@link net.dv8tion.jda.core.entities.TextChannel TextChannel} and the logged in account does not have
* <ul>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_READ Permission.MESSAGE_READ}</li>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_WRITE Permission.MESSAGE_WRITE}</li>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_ATTACH_FILES Permission.MESSAGE_ATTACH_FILES}</li>
* </ul>
* @throws java.lang.UnsupportedOperationException
* If this is a {@link net.dv8tion.jda.core.entities.PrivateChannel PrivateChannel}
* and both the currently logged in account and the target user are bots.
*
* @return {@link net.dv8tion.jda.core.requests.restaction.MessageAction MessageAction}
* <br>The {@link net.dv8tion.jda.core.entities.Message Message} created from this upload.
*/
@CheckReturnValue
default MessageAction sendFile(byte[] data, String fileName)
{
return sendFile(data, fileName, null);
}
/**
* Uploads a file to the Discord servers and sends it to this {@link net.dv8tion.jda.core.entities.MessageChannel MessageChannel}.
* Sends the provided {@link net.dv8tion.jda.core.entities.Message Message} with the uploaded file.
* <br>If you do not wish to send a Message with the uploaded file, you can provide {@code null} for
* the {@code message} parameter.
*
* <p>This is a shortcut to {@link #sendFile(java.io.File, String, Message)} by way of using {@link java.io.File#getName()}.
* <pre>sendFile(file, file.getName(), message)</pre>
*
* <p><b>Uploading images with Embeds</b>
* <br>When uploading an <u>image</u> you can reference said image using the specified filename as URI {@code attachment://filename.ext}.
*
* <p><u>Example</u>
* <pre><code>
* MessageChannel channel; // = reference of a MessageChannel
* MessageBuilder message = new MessageBuilder();
* EmbedBuilder embed = new EmbedBuilder();
* File file = new File("cat.gif");
* embed.setImage("attachment://cat.gif")
* .setDescription("This is a cute cat :3");
* message.setEmbed(embed.build());
* channel.sendFile(file, message.build()).queue();
* </code></pre>
*
* <p>For {@link net.dv8tion.jda.core.requests.ErrorResponse} information, refer to the documentation for {@link #sendFile(java.io.File, String, Message)}.
*
* @param file
* The file to upload to the {@link net.dv8tion.jda.core.entities.MessageChannel MessageChannel}.
* @param message
* The message to be sent along with the uploaded file. This value can be {@code null}.
*
* @throws java.lang.IllegalArgumentException
* <ul>
* <li>Provided {@code file} is null.</li>
* <li>Provided {@code file} does not exist.</li>
* <li>Provided {@code file} is unreadable.</li>
* <li>Provided {@code file} is greater than 8 MiB on a normal or 50 MiB on a nitro account.</li>
* <li>Provided {@link net.dv8tion.jda.core.entities.Message Message} is not {@code null} <b>and</b>
* contains a {@link net.dv8tion.jda.core.entities.MessageEmbed MessageEmbed} which
* is not {@link net.dv8tion.jda.core.entities.MessageEmbed#isSendable(net.dv8tion.jda.core.AccountType) sendable}</li>
* </ul>
* @throws net.dv8tion.jda.core.exceptions.InsufficientPermissionException
* If this is a {@link net.dv8tion.jda.core.entities.TextChannel TextChannel} and the logged in account does not have
* <ul>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_READ Permission.MESSAGE_READ}</li>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_WRITE Permission.MESSAGE_WRITE}</li>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_ATTACH_FILES Permission.MESSAGE_ATTACH_FILES}</li>
* </ul>
* @throws java.lang.UnsupportedOperationException
* If this is a {@link net.dv8tion.jda.core.entities.PrivateChannel PrivateChannel}
* and both the currently logged in account and the target user are bots.
*
* @return {@link net.dv8tion.jda.core.requests.restaction.MessageAction MessageAction}
* <br>The {@link net.dv8tion.jda.core.entities.Message Message} created from this upload.
*/
@CheckReturnValue
default MessageAction sendFile(File file, Message message)
{
Checks.notNull(file, "file");
return sendFile(file, file.getName(), message);
}
/**
* Uploads a file to the Discord servers and sends it to this {@link net.dv8tion.jda.core.entities.MessageChannel MessageChannel}.
* Sends the provided {@link net.dv8tion.jda.core.entities.Message Message} with the uploaded file.
* <br>If you do not wish to send a Message with the uploaded file, you can provide {@code null} for
* the {@code message} parameter.
*
* <p>The {@code fileName} parameter is used to inform Discord about what the file should be called. This is 2 fold:
* <ol>
* <li>The file name provided is the name that is found in {@link net.dv8tion.jda.core.entities.Message.Attachment#getFileName()}
* after upload and it is the name that will show up in the client when the upload is displayed.
* <br>Note: The fileName does not show up on the Desktop client for images. It does on mobile however.</li>
* <li>The extension of the provided fileName also determines who Discord will treat the file. Discord currently only
* has special handling for image file types, but the fileName's extension must indicate that it is an image file.
* This means it has to end in something like .png, .jpg, .jpeg, .gif, etc. As a note, you can also not provide
* a full name for the file and instead ONLY provide the extension like "png" or "gif" and Discord will generate
* a name for the upload and append the fileName as the extension.</li>
* </ol>
*
* <p><b>Uploading images with Embeds</b>
* <br>When uploading an <u>image</u> you can reference said image using the specified filename as URI {@code attachment://filename.ext}.
*
* <p><u>Example</u>
* <pre><code>
* MessageChannel channel; // = reference of a MessageChannel
* MessageBuilder message = new MessageBuilder();
* EmbedBuilder embed = new EmbedBuilder();
* File file = new File("cat_01.gif");
* embed.setImage("attachment://cat.gif") // we specify this in sendFile as "cat.gif"
* .setDescription("This is a cute cat :3");
* message.setEmbed(embed.build());
* channel.sendFile(file, "cat.gif", message.build()).queue();
* </code></pre>
*
* <p>The following {@link net.dv8tion.jda.core.requests.ErrorResponse ErrorResponses} are possible:
* <ul>
* <li>{@link net.dv8tion.jda.core.requests.ErrorResponse#MISSING_ACCESS MISSING_ACCESS}
* <br>The send request was attempted after the account lost access to the
* {@link net.dv8tion.jda.core.entities.Guild Guild} or {@link net.dv8tion.jda.client.entities.Group Group}
* typically due to being kicked or removed.</li>
*
* <li>{@link net.dv8tion.jda.core.requests.ErrorResponse#MISSING_PERMISSIONS MISSING_PERMISSIONS}
* <br>The send request was attempted after the account lost {@link net.dv8tion.jda.core.Permission#MESSAGE_WRITE Permission.MESSAGE_WRITE} or
* {@link net.dv8tion.jda.core.Permission#MESSAGE_ATTACH_FILES Permission.MESSAGE_ATTACH_FILES}
* in the {@link net.dv8tion.jda.core.entities.TextChannel TextChannel}.</li>
*
* <li>{@link net.dv8tion.jda.core.requests.ErrorResponse#UNAUTHORIZED UNAUTHORIZED}
* <br>If this is a {@link net.dv8tion.jda.core.entities.PrivateChannel PrivateChannel} and the recipient User blocked you</li>
*
* <li>{@link net.dv8tion.jda.core.requests.ErrorResponse#CANNOT_SEND_TO_USER CANNOT_SEND_TO_USER}
* <br>If this is a {@link net.dv8tion.jda.core.entities.PrivateChannel PrivateChannel} and the currently logged in account
* does not share any Guilds with the recipient User</li>
*
* <li>{@link net.dv8tion.jda.core.requests.ErrorResponse#UNKNOWN_CHANNEL UNKNOWN_CHANNEL}
* <br>The send request was attempted after the channel was deleted.</li>
* </ul>
*
* @param file
* The file to upload to the {@link net.dv8tion.jda.core.entities.MessageChannel MessageChannel}.
* @param fileName
* The name that should be sent to discord
* @param message
* The message to be sent along with the uploaded file. This value can be {@code null}.
*
* @throws java.lang.IllegalArgumentException
* <ul>
* <li>Provided {@code file} is null.</li>
* <li>Provided {@code file} does not exist.</li>
* <li>Provided {@code file} is unreadable.</li>
* <li>Provided {@code file} is greater than 8 MiB on a normal or 50 MiB on a nitro account.</li>
* <li>Provided {@link net.dv8tion.jda.core.entities.Message Message} is not {@code null} <b>and</b>
* contains a {@link net.dv8tion.jda.core.entities.MessageEmbed MessageEmbed} which
* is not {@link net.dv8tion.jda.core.entities.MessageEmbed#isSendable(net.dv8tion.jda.core.AccountType) sendable}</li>
* </ul>
* @throws net.dv8tion.jda.core.exceptions.InsufficientPermissionException
* If this is a {@link net.dv8tion.jda.core.entities.TextChannel TextChannel} and the logged in account does not have
* <ul>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_READ Permission.MESSAGE_READ}</li>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_WRITE Permission.MESSAGE_WRITE}</li>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_ATTACH_FILES Permission.MESSAGE_ATTACH_FILES}</li>
* </ul>
* @throws java.lang.UnsupportedOperationException
* If this is a {@link net.dv8tion.jda.core.entities.PrivateChannel PrivateChannel}
* and both the currently logged in account and the target user are bots.
*
* @return {@link net.dv8tion.jda.core.requests.restaction.MessageAction MessageAction}
* <br>The {@link net.dv8tion.jda.core.entities.Message Message} created from this upload.
*/
@CheckReturnValue
default MessageAction sendFile(File file, String fileName, Message message)
{
Checks.notNull(file, "file");
Checks.check(file.exists() && file.canRead(),
"Provided file is either null, doesn't exist or is not readable!");
Checks.check(file.length() <= getJDA().getSelfUser().getAllowedFileSize(),
"File is to big! Max file-size is 8 MiB for normal and 50 MiB for nitro users");
Checks.notNull(fileName, "fileName");
try
{
return sendFile(new FileInputStream(file), fileName, message);
}
catch (FileNotFoundException ex)
{
throw new IllegalArgumentException(ex);
}
}
/**
* Uploads a file to the Discord servers and sends it to this {@link net.dv8tion.jda.core.entities.MessageChannel MessageChannel}.
* Sends the provided {@link net.dv8tion.jda.core.entities.Message Message} with the uploaded file.
* <br>If you do not wish to send a Message with the uploaded file, you can provide {@code null} for
* the {@code message} parameter.
* <br>This allows you to send an {@link java.io.InputStream InputStream} as substitute to a file.
*
* <p>For information about the {@code fileName} parameter, Refer to the documentation for {@link #sendFile(java.io.File, String, Message)}.
* <br>For {@link net.dv8tion.jda.core.requests.ErrorResponse} information, refer to the documentation for {@link #sendFile(java.io.File, String, Message)}.
*
* <p><b>Uploading images with Embeds</b>
* <br>When uploading an <u>image</u> you can reference said image using the specified filename as URI {@code attachment://filename.ext}.
*
* <p><u>Example</u>
* <pre><code>
* MessageChannel channel; // = reference of a MessageChannel
* MessageBuilder message = new MessageBuilder();
* EmbedBuilder embed = new EmbedBuilder();
* InputStream file = new URL("https://http.cat/500").openStream();
* embed.setImage("attachment://cat.png") // we specify this in sendFile as "cat.png"
* .setDescription("This is a cute cat :3");
* message.setEmbed(embed.build());
* channel.sendFile(file, "cat.png", message.build()).queue();
* </code></pre>
*
* @param data
* The InputStream data to upload to the {@link net.dv8tion.jda.core.entities.MessageChannel MessageChannel}.
* @param fileName
* The name that should be sent to discord
* <br>Refer to the documentation for {@link #sendFile(java.io.File, String, Message)} for information about this parameter.
* @param message
* The message to be sent along with the uploaded file. This value can be {@code null}.
*
* @throws java.lang.IllegalArgumentException
* If the provided filename is {@code null} or {@code empty}.
* @throws net.dv8tion.jda.core.exceptions.InsufficientPermissionException
* If this is a {@link net.dv8tion.jda.core.entities.TextChannel TextChannel} and the logged in account does not have
* <ul>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_READ Permission.MESSAGE_READ}</li>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_WRITE Permission.MESSAGE_WRITE}</li>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_ATTACH_FILES Permission.MESSAGE_ATTACH_FILES}</li>
* </ul>
* @throws java.lang.UnsupportedOperationException
* If this is a {@link net.dv8tion.jda.core.entities.PrivateChannel PrivateChannel}
* and both the currently logged in account and the target user are bots.
*
* @return {@link net.dv8tion.jda.core.requests.restaction.MessageAction MessageAction}
* <br>The {@link net.dv8tion.jda.core.entities.Message Message} created from this upload.
*/
@CheckReturnValue
default MessageAction sendFile(InputStream data, String fileName, Message message)
{
Checks.notNull(data, "data InputStream");
Checks.notNull(fileName, "fileName");
Route.CompiledRoute route = Route.Messages.SEND_MESSAGE.compile(getId());
return new MessageAction(getJDA(), route, this).apply(message).addFile(data, fileName);
}
/**
* Uploads a file to the Discord servers and sends it to this {@link net.dv8tion.jda.core.entities.MessageChannel MessageChannel}.
* Sends the provided {@link net.dv8tion.jda.core.entities.Message Message} with the uploaded file.
* <br>If you do not wish to send a Message with the uploaded file, you can provide {@code null} for
* the {@code message} parameter.
* <br>This allows you to send an {@code byte[]} as substitute to a file.
*
* <p>For information about the {@code fileName} parameter, Refer to the documentation for {@link #sendFile(java.io.File, String, Message)}.
* <br>For {@link net.dv8tion.jda.core.requests.ErrorResponse} information, refer to the documentation for {@link #sendFile(java.io.File, String, Message)}.
*
* <p><b>Uploading images with Embeds</b>
* <br>When uploading an <u>image</u> you can reference said image using the specified filename as URI {@code attachment://filename.ext}.
*
* <p><u>Example</u>
* <pre><code>
* MessageChannel channel; // = reference of a MessageChannel
* MessageBuilder message = new MessageBuilder();
* EmbedBuilder embed = new EmbedBuilder();
* byte[] file = IOUtil.readFully(new URL("https://http.cat/500").openStream());
* embed.setImage("attachment://cat.png") // we specify this in sendFile as "cat.png"
* .setDescription("This is a cute cat :3");
* message.setEmbed(embed.build());
* channel.sendFile(file, "cat.png", message.build()).queue();
* </code></pre>
*
* @param data
* The {@code byte[]} data to upload to the {@link net.dv8tion.jda.core.entities.MessageChannel MessageChannel}.
* @param fileName
* The name that should be sent to discord.
* <br>Refer to the documentation for {@link #sendFile(java.io.File, String, Message)} for information about this parameter.
* @param message
* The message to be sent along with the uploaded file. This value can be {@code null}.
*
* @throws java.lang.IllegalArgumentException
* <ul>
* <li>If the provided filename is {@code null} or {@code empty} or the provided data is larger than 8 MiB on a normal or 50 MiB on a nitro account.</li>
* <li>If the provided {@link net.dv8tion.jda.core.entities.Message Message}
* contains an {@link net.dv8tion.jda.core.entities.MessageEmbed MessageEmbed}
* that is not {@link net.dv8tion.jda.core.entities.MessageEmbed#isSendable(net.dv8tion.jda.core.AccountType) sendable}</li>
* </ul>
* @throws net.dv8tion.jda.core.exceptions.InsufficientPermissionException
* If this is a {@link net.dv8tion.jda.core.entities.TextChannel TextChannel} and the logged in account does not have
* <ul>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_READ Permission.MESSAGE_READ}</li>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_WRITE Permission.MESSAGE_WRITE}</li>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_ATTACH_FILES Permission.MESSAGE_ATTACH_FILES}</li>
* </ul>
* @throws java.lang.UnsupportedOperationException
* If this is a {@link net.dv8tion.jda.core.entities.PrivateChannel PrivateChannel}
* and both the currently logged in account and the target user are bots.
*
* @return {@link net.dv8tion.jda.core.requests.restaction.MessageAction MessageAction}
* <br>The {@link net.dv8tion.jda.core.entities.Message Message} created from this upload.
*/
@CheckReturnValue
default MessageAction sendFile(byte[] data, String fileName, Message message)
{
Checks.notNull(data, "data");
Checks.notNull(fileName, "fileName");
final long maxSize = getJDA().getSelfUser().getAllowedFileSize();
Checks.check(data.length <= maxSize, "File is to big! Max file-size is %d bytes", maxSize);
return sendFile(new ByteArrayInputStream(data), fileName, message);
}
/**
* Attempts to get a {@link net.dv8tion.jda.core.entities.Message Message} from the Discord's servers that has
* the same id as the id provided.
* <br>Note: when retrieving a Message, you must retrieve it from the channel it was sent in!
*
* <p><b>Only bots can use this endpoint! A similar behaviour can be simulated using {@link #getHistoryAround(long, int)}!</b>
*
* <p>The following {@link net.dv8tion.jda.core.requests.ErrorResponse ErrorResponses} are possible:
* <ul>
* <li>{@link net.dv8tion.jda.core.requests.ErrorResponse#MISSING_ACCESS MISSING_ACCESS}
* <br>The request was attempted after the account lost access to the
* {@link net.dv8tion.jda.core.entities.Guild Guild} or {@link net.dv8tion.jda.client.entities.Group Group}
* typically due to being kicked or removed, or after {@link net.dv8tion.jda.core.Permission#MESSAGE_READ Permission.MESSAGE_READ}
* was revoked in the {@link net.dv8tion.jda.core.entities.TextChannel TextChannel}</li>
*
* <li>{@link net.dv8tion.jda.core.requests.ErrorResponse#MISSING_PERMISSIONS MISSING_PERMISSIONS}
* <br>The request was attempted after the account lost {@link net.dv8tion.jda.core.Permission#MESSAGE_HISTORY Permission.MESSAGE_HISTORY}
* in the {@link net.dv8tion.jda.core.entities.TextChannel TextChannel}.</li>
*
* <li>{@link net.dv8tion.jda.core.requests.ErrorResponse#UNKNOWN_MESSAGE UNKNOWN_MESSAGE}
* <br>The provided {@code id} does not refer to a message sent in this channel or the message has already been deleted.</li>
*
* <li>{@link net.dv8tion.jda.core.requests.ErrorResponse#UNKNOWN_CHANNEL UNKNOWN_CHANNEL}
* <br>The request was attempted after the channel was deleted.</li>
* </ul>
*
* @param messageId
* The id of the sought after Message
*
* @throws net.dv8tion.jda.core.exceptions.AccountTypeException
* If the currently logged in account is not from {@link net.dv8tion.jda.core.AccountType#BOT AccountType.BOT}
* @throws IllegalArgumentException
* if the provided {@code messageId} is null or empty.
* @throws net.dv8tion.jda.core.exceptions.InsufficientPermissionException
* If this is a {@link net.dv8tion.jda.core.entities.TextChannel TextChannel} and the logged in account does not have
* <ul>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_READ Permission.MESSAGE_READ}</li>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_HISTORY Permission.MESSAGE_HISTORY}</li>
* </ul>
*
* @return {@link net.dv8tion.jda.core.requests.RestAction RestAction} - Type: Message
* <br>The Message defined by the provided id.
*/
@CheckReturnValue
default RestAction<Message> getMessageById(String messageId)
{
AccountTypeException.check(getJDA().getAccountType(), AccountType.BOT);
Checks.isSnowflake(messageId, "Message ID");
Route.CompiledRoute route = Route.Messages.GET_MESSAGE.compile(getId(), messageId);
return new RestAction<Message>(getJDA(), route)
{
@Override
protected void handleResponse(Response response, Request<Message> request)
{
if (response.isOk())
{
Message m = api.getEntityBuilder().createMessage(response.getObject(), MessageChannel.this, false);
request.onSuccess(m);
}
else
request.onFailure(response);
}
};
}
/**
* Attempts to get a {@link net.dv8tion.jda.core.entities.Message Message} from the Discord's servers that has
* the same id as the id provided.
* <br>Note: when retrieving a Message, you must retrieve it from the channel it was sent in!
*
* <p><b>Only bots can use this endpoint! A similar behaviour can be simulated using {@link #getHistoryAround(long, int)}!</b>
*
* <p>The following {@link net.dv8tion.jda.core.requests.ErrorResponse ErrorResponses} are possible:
* <ul>
* <li>{@link net.dv8tion.jda.core.requests.ErrorResponse#MISSING_ACCESS MISSING_ACCESS}
* <br>The request was attempted after the account lost access to the
* {@link net.dv8tion.jda.core.entities.Guild Guild} or {@link net.dv8tion.jda.client.entities.Group Group}
* typically due to being kicked or removed, or after {@link net.dv8tion.jda.core.Permission#MESSAGE_READ Permission.MESSAGE_READ}
* was revoked in the {@link net.dv8tion.jda.core.entities.TextChannel TextChannel}</li>
*
* <li>{@link net.dv8tion.jda.core.requests.ErrorResponse#MISSING_PERMISSIONS MISSING_PERMISSIONS}
* <br>The request was attempted after the account lost {@link net.dv8tion.jda.core.Permission#MESSAGE_HISTORY Permission.MESSAGE_HISTORY}
* in the {@link net.dv8tion.jda.core.entities.TextChannel TextChannel}.</li>
*
* <li>{@link net.dv8tion.jda.core.requests.ErrorResponse#UNKNOWN_MESSAGE UNKNOWN_MESSAGE}
* <br>The provided {@code id} does not refer to a message sent in this channel or the message has already been deleted.</li>
*
* <li>{@link net.dv8tion.jda.core.requests.ErrorResponse#UNKNOWN_CHANNEL UNKNOWN_CHANNEL}
* <br>The request was attempted after the channel was deleted.</li>
* </ul>
*
* @param messageId
* The id of the sought after Message
*
* @throws net.dv8tion.jda.core.exceptions.AccountTypeException
* If the currently logged in account is not from {@link net.dv8tion.jda.core.AccountType#BOT AccountType.BOT}
* @throws net.dv8tion.jda.core.exceptions.InsufficientPermissionException
* If this is a {@link net.dv8tion.jda.core.entities.TextChannel TextChannel} and the logged in account does not have
* <ul>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_READ Permission.MESSAGE_READ}</li>
* <li>{@link net.dv8tion.jda.core.Permission#MESSAGE_HISTORY Permission.MESSAGE_HISTORY}</li>
* </ul>
*
* @return {@link net.dv8tion.jda.core.requests.RestAction RestAction} - Type: Message
* <br>The Message defined by the provided id.
*/
@CheckReturnValue
default RestAction<Message> getMessageById(long messageId)
{
return getMessageById(Long.toUnsignedString(messageId));
}
/**
* Attempts to delete a {@link net.dv8tion.jda.core.entities.Message Message} from the Discord servers that has
* the same id as the id provided.
*
* <p>The following {@link net.dv8tion.jda.core.requests.ErrorResponse ErrorResponses} are possible:
* <ul>
* <li>{@link net.dv8tion.jda.core.requests.ErrorResponse#MISSING_ACCESS MISSING_ACCESS}
* <br>The request was attempted after the account lost access to the
* {@link net.dv8tion.jda.core.entities.Guild Guild} or {@link net.dv8tion.jda.client.entities.Group Group}
* typically due to being kicked or removed, or after {@link net.dv8tion.jda.core.Permission#MESSAGE_READ Permission.MESSAGE_READ}
* was revoked in the {@link net.dv8tion.jda.core.entities.TextChannel TextChannel}</li>
*
* <li>{@link net.dv8tion.jda.core.requests.ErrorResponse#MISSING_PERMISSIONS MISSING_PERMISSIONS}
* <br>The request attempted to delete a Message in a {@link net.dv8tion.jda.core.entities.TextChannel TextChannel}
* that was not sent by the currently logged in account.</li>
*
* <li>{@link net.dv8tion.jda.core.requests.ErrorResponse#INVALID_DM_ACTION INVALID_DM_ACTION}
* <br>Attempted to delete a Message in a {@link net.dv8tion.jda.core.entities.PrivateChannel PrivateChannel} or
* {@link net.dv8tion.jda.client.entities.Group Group} that was not sent by the currently logged in account.</li>
*
* <li>{@link net.dv8tion.jda.core.requests.ErrorResponse#UNKNOWN_MESSAGE UNKNOWN_MESSAGE}
* <br>The provided {@code id} does not refer to a message sent in this channel or the message has already been deleted.</li>
*
* <li>{@link net.dv8tion.jda.core.requests.ErrorResponse#UNKNOWN_CHANNEL UNKNOWN_CHANNEL}
* <br>The request was attempted after the channel was deleted.</li>
* </ul>
*
* @param messageId
* The id of the Message that should be deleted
*
* @throws IllegalArgumentException
* if the provided messageId is null
* @throws net.dv8tion.jda.core.exceptions.InsufficientPermissionException
* If this is a {@link net.dv8tion.jda.core.entities.TextChannel TextChannel} and the logged in account does not have
* {@link net.dv8tion.jda.core.Permission#MESSAGE_READ Permission.MESSAGE_READ}.
*
* @return {@link net.dv8tion.jda.core.requests.RestAction RestAction} - Type: Void
*/
@CheckReturnValue
default AuditableRestAction<Void> deleteMessageById(String messageId)
{
Checks.isSnowflake(messageId, "Message ID");
Route.CompiledRoute route = Route.Messages.DELETE_MESSAGE.compile(getId(), messageId);
return new AuditableRestAction<Void>(getJDA(), route) {
@Override
protected void handleResponse(Response response, Request<Void> request)
{