feat(thread)!: Add query to getting a thread member (#11136)

BREAKING CHANGE: Third parameter of `ThreadsAPI#getMember()` is now `query`, pushing `options` to the fourth.

* feat(thread): add query to getting a thread member

* Apply suggestion from @almeidx

Co-authored-by: Almeida <github@almeidx.dev>

* Apply suggestion from @almeidx

Co-authored-by: Almeida <github@almeidx.dev>

---------

Co-authored-by: Almeida <github@almeidx.dev>

packages/core/__tests__/types.test-d.ts

@@ -2,6 +2,7 @@ import { REST } from '@discordjs/rest';
 import type {
 	APIActionRowComponent,
 	APIComponentInModalActionRow,
+	RESTGetAPIChannelThreadMemberResult,
 	RESTPostAPIInteractionCallbackWithResponseResult,
 } from 'discord-api-types/v10';
 import { expectTypeOf, describe, test } from 'vitest';
@@ -158,3 +159,20 @@ describe('Interaction with_response overloads.', () => {
 			Promise<RESTPostAPIInteractionCallbackWithResponseResult | undefined>
 		>());
 });
+
+describe('Thread member overloads.', () => {
+	test('Getting a thread member with with_member makes the guild member present.', () =>
+		expectTypeOf(api.threads.getMember(SNOWFLAKE, SNOWFLAKE, { with_member: true })).toEqualTypeOf<
+			Promise<Required<Pick<RESTGetAPIChannelThreadMemberResult, 'member'>> & RESTGetAPIChannelThreadMemberResult>
+		>());
+
+	test('Getting a thread member without with_member returns RESTGetAPIChannelThreadMemberResult.', () => {
+		expectTypeOf(api.threads.getMember(SNOWFLAKE, SNOWFLAKE, { with_member: false })).toEqualTypeOf<
+			Promise<RESTGetAPIChannelThreadMemberResult>
+		>();
+
+		expectTypeOf(api.threads.getMember(SNOWFLAKE, SNOWFLAKE)).toEqualTypeOf<
+			Promise<RESTGetAPIChannelThreadMemberResult>
+		>();
+	});
+});

packages/core/src/api/thread.ts

@@ -1,9 +1,10 @@
 /* eslint-disable jsdoc/check-param-names */
 
-import type { RequestData, REST } from '@discordjs/rest';
+import { makeURLSearchParams, type RequestData, type REST } from '@discordjs/rest';
 import {
 	Routes,
-	type APIThreadMember,
+	type RESTGetAPIChannelThreadMemberQuery,
+	type RESTGetAPIChannelThreadMemberResult,
 	type RESTGetAPIChannelThreadMembersResult,
 	type Snowflake,
 } from 'discord-api-types/v10';
@@ -71,14 +72,43 @@ export class ThreadsAPI {
 	 * @see {@link https://discord.com/developers/docs/resources/channel#get-thread-member}
 	 * @param threadId - The id of the thread to fetch the member from
 	 * @param userId - The id of the user
+	 * @param query - The query for fetching the member
 	 * @param options - The options for fetching the member
 	 */
 	public async getMember(
 		threadId: Snowflake,
 		userId: Snowflake,
+		query: RESTGetAPIChannelThreadMemberQuery & { with_member: true },
+		options?: Pick<RequestData, 'auth' | 'signal'>,
+	): Promise<Required<Pick<RESTGetAPIChannelThreadMemberResult, 'member'>> & RESTGetAPIChannelThreadMemberResult>;
+
+	/**
+	 * Fetches a member of a thread
+	 *
+	 * @see {@link https://discord.com/developers/docs/resources/channel#get-thread-member}
+	 * @param threadId - The id of the thread to fetch the member from
+	 * @param userId - The id of the user
+	 * @param query - The query for fetching the member
+	 * @param options - The options for fetching the member
+	 */
+	public async getMember(
+		threadId: Snowflake,
+		userId: Snowflake,
+		query?: RESTGetAPIChannelThreadMemberQuery,
+		options?: Pick<RequestData, 'auth' | 'signal'>,
+	): Promise<RESTGetAPIChannelThreadMemberResult>;
+
+	public async getMember(
+		threadId: Snowflake,
+		userId: Snowflake,
+		query: RESTGetAPIChannelThreadMemberQuery = {},
 		{ auth, signal }: Pick<RequestData, 'auth' | 'signal'> = {},
 	) {
-		return this.rest.get(Routes.threadMembers(threadId, userId), { auth, signal }) as Promise<APIThreadMember>;
+		return this.rest.get(Routes.threadMembers(threadId, userId), {
+			auth,
+			signal,
+			query: makeURLSearchParams(query),
+		});
 	}
 
 	/**