import {z} from 'zod'

export type GetAiApplyPostingsParameterCursor = string;

export type GetAiApplyPostingsParameterPageSize = number;

export type GetAiApplyPostingsParameterIds = string;

export type GetAiApplyPostingsParameterCareerSiteIds = string;

export type GetAiApplyPostingsParameterJobCodes = string;

export type GetAiApplyPostingsParameterUpdatedAfter = string;

export type GetApiAiApplyPostingsArgs = {cursor?: GetAiApplyPostingsParameterCursor | undefined, page_size?: GetAiApplyPostingsParameterPageSize | undefined, ids?: GetAiApplyPostingsParameterIds | undefined, career_site_ids?: GetAiApplyPostingsParameterCareerSiteIds | undefined, job_codes?: GetAiApplyPostingsParameterJobCodes | undefined, updated_after?: GetAiApplyPostingsParameterUpdatedAfter | undefined};

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

export const getAiApplyPostingsPositiveResponse = z.object({status: z.literal("success"), data: z.object({results: z.array(z.object({id: z.string(), career_site: z.object({id: z.string(), label: z.string()}), url: z.string(), job_code: z.string().nullable(), created_at: z.string(), updated_at: z.string(), archived_at: z.string().nullable(), archived_reason: z.enum(["JOB_POSTING_TAKEN_OFFLINE", "MANUAL_ARCHIVE", "REMOVED_FROM_JOB_FEED"]).nullable(), availability: z.enum(["APPLYABLE", "PENDING", "ARCHIVED", "UNAVAILABLE"])})), next: z.string().nullable()})});

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 job postings
 * 
 * GET /ai-apply/postings
 */
export const getApiAiApplyPostings = async (args: GetApiAiApplyPostingsArgs, options?: GetApiAiApplyPostingsOptions) => {
const {baseUrl = "https://api.kombo.dev/v1", fetch: fetchFn = fetch, ApiKey} = options ?? {}

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

if (args.cursor != null) query.append("cursor", String(args.cursor))
if (args.page_size != null) query.append("page_size", String(args.page_size))
if (args.ids != null) query.append("ids", String(args.ids))
if (args.career_site_ids != null) query.append("career_site_ids", String(args.career_site_ids))
if (args.job_codes != null) query.append("job_codes", String(args.job_codes))
if (args.updated_after != null) query.append("updated_after", String(args.updated_after))
if (ApiKey !== undefined) headers.set('authorization', `Bearer ${ApiKey}`)

const url = `${baseUrl.replace(/\/+$/, '')}/ai-apply/postings${query.size > 0 ? `?${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(getAiApplyPostingsPositiveResponse, await res.json())
};