type Convertkit = {

	apiSecret: string

}

export async function main(resource: Convertkit) {

	const queryParams = new URLSearchParams({

		api_secret: resource.apiSecret

	})

	const endpoint = `https://api.convertkit.com/v3/custom_fields?${queryParams.toString()}`

	const response = await fetch(endpoint, {

		method: 'GET',

		headers: {

			'Content-Type': 'application/json'

		}

	})

	if (!response.ok) {

		throw new Error(`HTTP error! status: ${response.status}`)

	}

	const data = await response.json()

	return data.custom_fields

}