//native

type Calendly = {

	token: string

}

export async function main(auth: Calendly, user: string | undefined) {

	const url = new URL(`https://api.calendly.com/user_availability_schedules`)

	for (const [k, v] of [['user', user]]) {

		if (v !== undefined && v !== '' && k !== undefined) {

			url.searchParams.append(k, v)

		}

	}

	const response = await fetch(url, {

		method: 'GET',

		headers: {

			Authorization: 'Bearer ' + auth.token

		},

		body: undefined

	})

	if (!response.ok) {

		const text = await response.text()

		throw new Error(`${response.status} ${text}`)

	}

	return await response.json()

}