export type GetApiStatsChannelArgs = {interval: string, date: string, tz: number, channel: string, Accept: string};

export type GetApiStatsChannelOptions = {baseUrl?: string | undefined, JWTBearer?: string | undefined, fetch?: typeof fetch | undefined};

/**
 * /:channel
 * 
 * GET /stats/{channel}
 * 
 * Also accepts auth: OAuth2, ApiKeyBearer
 */
export const getApiStatsChannel = async (args: GetApiStatsChannelArgs, options?: GetApiStatsChannelOptions) => {
const {baseUrl = "https://api.streamelements.com/kappa/v2", fetch: fetchFn = fetch, JWTBearer} = options ?? {}

const query = new URLSearchParams()
const headers = new Headers()

if (args.interval != null) query.append("interval", String(args.interval))
if (args.date != null) query.append("date", String(args.date))
if (args.tz != null) query.append("tz", String(args.tz))
if (args.Accept != null) headers.set("Accept", String(args.Accept))
if (JWTBearer !== undefined) headers.set('authorization', `Bearer ${JWTBearer}`)

const url = `${baseUrl.replace(/\/+$/, '')}/stats/${encodeURIComponent(String(args.channel))}${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "GET", headers})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return undefined
};