import {z} from 'zod'

export type GetApiApiV4MeStepsArgs = {campaign_id?: (string | null) | undefined, program_label?: (string | null) | undefined, step_name?: (string | null) | undefined, quality?: ('HIGH' | 'LOW' | 'NONE' | null) | undefined, partner_event_id_name?: (string | null) | undefined, partner_event_id_value?: (string | null) | undefined};

export type GetApiApiV4MeStepsOptions = {baseUrl?: string | undefined, HEADER?: string | undefined, fetch?: typeof fetch | undefined};

export const stepResponse = z.object({name: z.string().optional()});

export const getApiApiV4MeStepsResponse = z.array(stepResponse);

export const validateResponse = async <Output>(
  schema: {
    readonly '~standard': {
      readonly validate: (value: unknown) => ({ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }) | Promise<{ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }>
    }
  },
  value: unknown
): Promise<Output> => {
  const result = await schema['~standard'].validate(value)

  if (result.issues !== undefined) {
    const detail = result.issues
      .map(({ message, path }) =>
        path?.length
          ? `${path.map((segment) => String(typeof segment === 'object' ? segment.key : segment)).join('.')}: ${message}`
          : message
      )
      .join('; ')

    throw new Error(`Response does not match the schema: ${detail}`, { cause: { issues: result.issues } })
  }

  return result.value
};

/**
 * List steps for the authenticated consumer
 * 
 * GET /api/v4/me/steps
 * 
 * Also accepts auth: QUERY, COOKIE
 */
export const getApiApiV4MeSteps = async (args: GetApiApiV4MeStepsArgs, options?: GetApiApiV4MeStepsOptions) => {
const {baseUrl = "https://api.extole.io", fetch: fetchFn = fetch, HEADER} = options ?? {}

const query = new URLSearchParams()
const headers = new Headers()
headers.set('accept', "application/json")

if (args.campaign_id != null) query.append("campaign_id", String(args.campaign_id))
if (args.program_label != null) query.append("program_label", String(args.program_label))
if (args.step_name != null) query.append("step_name", String(args.step_name))
if (args.quality != null) query.append("quality", String(args.quality))
if (args.partner_event_id_name != null) query.append("partner_event_id_name", String(args.partner_event_id_name))
if (args.partner_event_id_value != null) query.append("partner_event_id_value", String(args.partner_event_id_value))
if (HEADER !== undefined) headers.set("Authorization", HEADER)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v4/me/steps${query.size > 0 ? `?${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 validateResponse(getApiApiV4MeStepsResponse, await res.json())
};