import {z} from 'zod'

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

export const reportingTo = z.object({id: z.number().int(), first_name: z.string().optional(), last_name: z.string().optional(), email: z.string()});

export const candidate = z.object({id: z.string(), full_name: z.string(), email: z.string().optional(), phone_numbers: z.array(z.string()).optional(), date_of_birth: z.string().optional(), position: z.string().optional(), urls: z.array(z.string()).optional(), skills: z.array(z.string()).optional(), location: z.string().optional(), created_at: z.string().optional(), updated_at: z.string().optional(), gender: z.string().optional(), source: z.string().optional(), level: z.string().optional(), desired_salary: z.number().int().optional(), currency_code: z.string().optional(), last_contacted_at: z.string().optional(), cover_letter: z.string().optional(), resume: z.boolean().optional(), resume_url: z.string().optional(), tags: z.array(z.string()).optional(), languages: z.array(z.object({id: z.number().int().optional(), code: z.string().optional(), level: z.string().optional()})).optional(), created_by: reportingTo.optional(), applications: z.array(z.object({id: z.number().int(), disqualified_at: z.string().optional(), vacancy: z.object({id: z.number().int().optional(), title: z.string().optional()}).optional(), pipeline_state: z.object({id: z.number().int().optional(), name: z.string().optional()}).optional(), disqualify_reason: z.object({id: z.number().int().optional(), name: z.string().optional()}).optional()})).optional(), custom_fields: z.array(z.object({candidate_field_id: z.number().int().optional(), name: z.string().optional(), internal_name: z.string().optional(), value: z.union([z.string(), z.array(z.unknown()), z.number().int(), z.boolean()]).optional()})).optional(), consent: z.object({status: z.string().optional(), consented_at: z.string().optional(), rejected_at: z.string().optional(), expired_at: z.string().optional()}).optional(), future_recruitment_consent: z.object({status: z.string().optional(), consented_at: z.string().optional(), rejected_at: z.string().optional(), expired_at: z.string().optional()}).optional()});

export const getApiRecruitmentCandidatesIdResponse = z.object({data: candidate.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
};

/**
 * Get a candidate
 * 
 * GET /recruitment/candidates/{id}
 */
export const getApiRecruitmentCandidatesId = async (options?: GetApiRecruitmentCandidatesIdOptions) => {
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 (XAPIKEY !== undefined) headers.set("X-API-KEY", XAPIKEY)

const url = `${baseUrl.replace(/\/+$/, '')}/recruitment/candidates/${encodeURIComponent(String(args.id))}${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(getApiRecruitmentCandidatesIdResponse, await res.json())
};