Retrieve account usage totals

//native

/**

 * Retrieve account usage totals

 * Get aggregated usage information for an account's data during a time period.

 */

export async function main(auth: RT.Mezmo, from: string | undefined, to: string | undefined) {

	const url = new URL(`https://api.mezmo.com/v2/usage`)

	for (const [k, v] of [

		['from', from],

		['to', to]

	]) {

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

			url.searchParams.append(k, v)

		}

	}

	const response = await fetch(url, {

		method: 'GET',

		headers: {

			Authorization: 'Token ' + auth.apiKey

		},

		body: undefined

	})

	if (!response.ok) {

		const text = await response.text()

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

	}

	return await response.json()

}