import {z} from 'zod'

export type GetApiRecruitingApplicationsArgs = {Authorization: string, _positionId?: string | undefined, _candidateId?: string | undefined, stageId?: string | undefined, isDisqualified?: boolean | undefined, source?: string | undefined, rejectionReason?: string | undefined, limit?: number | undefined, offset?: number | undefined};

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

export const getApiRecruitingApplicationsResponse = z.object({data: z.array(z.object({_id: z.string().optional(), _positionId: z.string().optional(), _candidateId: z.string().optional(), stageId: z.string().optional(), source: z.string().optional(), isDisqualified: z.boolean().optional(), rejectionReason: z.string().optional(), hiredDate: z.string().optional(), rejectionDate: z.string().optional(), candidateOrigin: z.string().optional(), _createdById: z.string().optional(), _updatedById: z.string().optional(), _createdAt: z.string().optional(), _updatedAt: z.string().optional()})).optional(), metadata: z.object({limit: z.number().optional(), offset: z.number().optional(), total: z.number().optional(), count: z.number().optional()}).optional()});

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
};

/**
 * Return a list of applications. It will include custom fields, if any.
 * 
 * GET /recruiting/applications
 */
export const getApiRecruitingApplications = async (args: GetApiRecruitingApplicationsArgs, options?: GetApiRecruitingApplicationsOptions) => {
const {baseUrl = "https://sandbox-api.kenjo.io/api/v1", fetch: fetchFn = fetch} = options ?? {}

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

if (args.Authorization != null) headers.set("Authorization", String(args.Authorization))
if (args._positionId != null) query.append("_positionId", String(args._positionId))
if (args._candidateId != null) query.append("_candidateId", String(args._candidateId))
if (args.stageId != null) query.append("stageId", String(args.stageId))
if (args.isDisqualified != null) query.append("isDisqualified", String(args.isDisqualified))
if (args.source != null) query.append("source", String(args.source))
if (args.rejectionReason != null) query.append("rejectionReason", String(args.rejectionReason))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.offset != null) query.append("offset", String(args.offset))

const url = `${baseUrl.replace(/\/+$/, '')}/recruiting/applications${query.size > 0 ? `?${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(getApiRecruitingApplicationsResponse, await res.json())
};