Files
discordeno/helpers/messages/getMessages.ts
T
Skillz4Killz 3a5bdce32d feat: helpers support strings in args (#2478)
* fix: helpers support strings in args

* fix: fmt
2022-09-15 20:59:02 -05:00

88 lines
3.1 KiB
TypeScript

import type { Bot } from "../../bot.ts";
import { Message } from "../../transformers/message.ts";
import { DiscordMessage } from "../../types/discord.ts";
import { BigString } from "../../types/shared.ts";
import { Collection } from "../../util/collection.ts";
import { hasProperty } from "../../util/utils.ts";
/**
* Gets multiple messages from a channel.
*
* @param bot - The bot instance to use to make the request.
* @param channelId - The ID of the channel from which to get the messages.
* @param options - The parameters for the fetching of the messages.
* @returns A collection of {@link Message} objects assorted by message ID.
*
* @remarks
* Requires that the bot user be able to see the contents of the channel in which the messages were posted.
*
* If getting a messages from a guild channel:
* - Requires the `READ_MESSAGE_HISTORY` permission.
*
* @see {@link https://discord.com/developers/docs/resources/channel#get-channel-messages}
*/
export async function getMessages(
bot: Bot,
channelId: BigString,
options?: GetMessagesOptions,
): Promise<Collection<bigint, Message>> {
if (options?.limit && (options.limit < 0 || options.limit > 100)) {
throw new Error(bot.constants.Errors.INVALID_GET_MESSAGES_LIMIT);
}
const results = await bot.rest.runMethod<DiscordMessage[]>(
bot.rest,
"GET",
bot.constants.routes.CHANNEL_MESSAGES(channelId, options),
);
return new Collection(
results.map((result) => {
const message = bot.transformers.message(bot, result);
return [message.id, message];
}),
);
}
/** https://discord.com/developers/docs/resources/channel#get-channel-messages-query-string-params */
export interface GetMessagesLimit {
/** Max number of messages to return (1-100) default 50 */
limit?: number;
}
/** https://discord.com/developers/docs/resources/channel#get-channel-messages-query-string-params */
export interface GetMessagesAround extends GetMessagesLimit {
/** Get messages around this message id */
around?: BigString;
}
/** https://discord.com/developers/docs/resources/channel#get-channel-messages-query-string-params */
export interface GetMessagesBefore extends GetMessagesLimit {
/** Get messages before this message id */
before?: BigString;
}
/** https://discord.com/developers/docs/resources/channel#get-channel-messages-query-string-params */
export interface GetMessagesAfter extends GetMessagesLimit {
/** Get messages after this message id */
after?: BigString;
}
export type GetMessagesOptions = GetMessagesAfter | GetMessagesBefore | GetMessagesAround | GetMessagesLimit;
export function isGetMessagesAfter(options: GetMessagesOptions): options is GetMessagesAfter {
return hasProperty(options, "after");
}
export function isGetMessagesBefore(options: GetMessagesOptions): options is GetMessagesBefore {
return hasProperty(options, "before");
}
export function isGetMessagesAround(options: GetMessagesOptions): options is GetMessagesAround {
return hasProperty(options, "around");
}
export function isGetMessagesLimit(options: GetMessagesOptions): options is GetMessagesLimit {
return hasProperty(options, "limit");
}