Set room topic ( matrix)

Verified

import * as wmill from "https://deno.land/x/windmill@v1.70.1/mod.ts";

/**
 * Set the topic of a Matrix room. A topic is a short message detailing what is currently being discussed in the room.
 *
 * HTTP endpoint: https://spec.matrix.org/v1.5/client-server-api/#put_matrixclientv3roomsroomidstateeventtypestatekey
 *
 * State event description: https://spec.matrix.org/v1.5/client-server-api/#mroomtopic
 */
export async function main(
    matrix_res: wmill.Resource<"matrix">,
    room_id: string,
    topic: string = "",
) {
    const url = `${matrix_res.baseUrl}/_matrix/client/v3/rooms/${encodeURIComponent(room_id)}/state/m.room.topic/`;
    const resp = await fetch(url, {
        method: 'PUT',
        headers: {
            "Authorization": `Bearer ${matrix_res.token}`,
            "Content-Type": "application/json",
        },
        body: JSON.stringify({
            topic,
        }),
    });
    if (!resp.ok) {
        throw Error(`Failed to set room topic: Error HTTP${resp.status}`);
    }
    return await resp.json();
}