export type UsernameUpdateBody = {userId: string, userName?: string | undefined};

export type PatchApiUsersUsernameArgs = {body: UsernameUpdateBody};

export type PatchApiUsersUsernameOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

/**
 * Update a users username given their userId.
 * 
 * PATCH /users/username
 */
export const patchApiUsersUsername = async (args: PatchApiUsersUsernameArgs, options?: PatchApiUsersUsernameOptions) => {
const {baseUrl = "https://catalog.archives.gov/api/v2", fetch: fetchFn = fetch} = options ?? {}

const query = new URLSearchParams()
const headers = new Headers()
headers.set('content-type', "application/json")

const url = `${baseUrl.replace(/\/+$/, '')}/users/username${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "PATCH", headers, body: JSON.stringify(args.body)})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return undefined
};