Lookup phone number data

//native

type Telnyx = {

	apiKey: string

}

/**

 * Lookup phone number data

 * Returns information about the provided phone number.

 */

export async function main(

	auth: Telnyx,

	phone_number: string,

	type: 'carrier' | 'caller-name' | undefined

) {

	const url = new URL(`https://api.telnyx.com/v2/number_lookup/${phone_number}`)

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

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

			url.searchParams.append(k, v)

		}

	}

	const response = await fetch(url, {

		method: 'GET',

		headers: {

			Authorization: 'Bearer ' + auth.apiKey

		},

		body: undefined

	})

	if (!response.ok) {

		const text = await response.text()

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

	}

	return await response.json()

}