import {z} from 'zod'

export type GetApiApiCareersV1VacanciesArgs = {page?: number | undefined, per_page?: number | undefined, offset?: number | undefined, title?: string | undefined, location_ids?: Array<number> | undefined, employment_type_ids?: Array<number> | undefined, sort_by?: ('opened_at' | 'created_at' | 'updated_at') | undefined, sort_dir?: ('asc' | 'desc') | undefined};

export type GetApiApiCareersV1VacanciesOptions = {baseUrl?: string | undefined, XAPIKEY?: string | undefined, fetch?: typeof fetch | undefined};

export const vacancy = z.object({id: z.string(), title: z.string(), description: z.string(), department: z.string(), location: z.string(), employment_type: z.string(), apply_url: z.string()});

export const metadata = z.object({page: z.string(), per_page: z.string(), total_pages: z.string(), total_count: z.string()});

export const getApiApiCareersV1VacanciesResponse = z.object({data: z.array(vacancy), metadata: metadata});

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
};

/**
 * Returns a list of open vacancies
 * 
 * GET /api/careers/v1/vacancies
 */
export const getApiApiCareersV1Vacancies = async (args: GetApiApiCareersV1VacanciesArgs, options?: GetApiApiCareersV1VacanciesOptions) => {
const {baseUrl = "https://app.peopleforce.io/api/public/v3", fetch: fetchFn = fetch, XAPIKEY} = options ?? {}

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

if (args.page != null) query.append("page", String(args.page))
if (args.per_page != null) query.append("per_page", String(args.per_page))
if (args.offset != null) query.append("offset", String(args.offset))
if (args.title != null) query.append("title", String(args.title))
if (args.location_ids != null) query.append("location_ids", args.location_ids.join(','))
if (args.employment_type_ids != null) query.append("employment_type_ids", args.employment_type_ids.join(','))
if (args.sort_by != null) query.append("sort_by", String(args.sort_by))
if (args.sort_dir != null) query.append("sort_dir", String(args.sort_dir))
if (XAPIKEY !== undefined) headers.set("X-API-KEY", XAPIKEY)

const url = `${baseUrl.replace(/\/+$/, '')}/api/careers/v1/vacancies${query.size > 0 ? `?${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(getApiApiCareersV1VacanciesResponse, await res.json())
};