Get all branches for a project

//native

type Circleci = {

	token: string

}

/**

 * Get all branches for a project

 * Get a list of all branches for a specified project. The list will only contain branches currently available within Insights. The maximum number of branches returned by this endpoint is 5,000.

 */

export async function main(

	auth: Circleci,

	project_slug: string,

	workflow_name: string | undefined

) {

	const url = new URL(`https://circleci.com/api/v2/insights/${project_slug}/branches`)

	for (const [k, v] of [['workflow-name', workflow_name]]) {

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

			url.searchParams.append(k, v)

		}

	}

	const response = await fetch(url, {

		method: 'GET',

		headers: {

			'Circle-Token': auth.token

		},

		body: undefined

	})

	if (!response.ok) {

		const text = await response.text()

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

	}

	return await response.json()

}