import {z} from 'zod'

export type CreateApiApiV1LinkedinJobsArgs = {body: {account_id: string, job_title: {id?: string | undefined, text?: string | undefined}, company: {id?: string | undefined, text?: string | undefined}, workplace: 'ON_SITE' | 'HYBRID' | 'REMOTE', location: string, employment_status?: ('FULL_TIME' | 'PART_TIME' | 'CONTRACT' | 'TEMPORARY' | 'OTHER' | 'VOLUNTEER' | 'INTERNSHIP') | undefined, description: string, auto_rejection_template?: string | undefined, screening_questions?: (Array<{question: string, position?: number | undefined, must_match?: boolean | undefined, answer_type: 'numeric', min_expectation?: number | undefined, max_expectation?: number | undefined} | {question: string, position?: number | undefined, must_match?: boolean | undefined, answer_type: 'multiple_choices', choices: Array<string>, expected_choices: Array<string>}>) | undefined, apply_method?: ({type: 'linkedin', notification_email: string} | {type: 'external', url: string}) | undefined, recruiter?: ({project: {id: string} | {name: string}, functions: Array<string>, industries: Array<string>, skills?: Array<string> | undefined, seniority: 'INTERNSHIP' | 'ENTRY_LEVEL' | 'ASSOCIATE' | 'MID_SENIOR_LEVEL' | 'DIRECTOR' | 'EXECUTIVE' | 'NOT_APPLICABLE', include_poster_info?: boolean | undefined, tracking_pixel_url?: string | undefined, company_job_id?: string | undefined, apply_method: {type: 'linkedin', notification_email: string, resume_required: boolean} | {type: 'external', url: string}, salary?: ({currency: string, min: number, max: number, pay_frequency: 'YEARLY' | 'MONTHLY' | 'HOURLY'}) | undefined, additional_compensation?: ({currency: string, min: number, max: number, pay_frequency: 'YEARLY' | 'MONTHLY' | 'HOURLY'}) | undefined, auto_archive_applicants?: ({screening_questions?: boolean | undefined, outside_of_country?: boolean | undefined}) | undefined, send_rejection_notification?: boolean | undefined}) | undefined}};

export type CreateApiApiV1LinkedinJobsOptions = {baseUrl?: string | undefined, AccessToken?: string | undefined, fetch?: typeof fetch | undefined};

export const createApiApiV1LinkedinJobsResponse = z.object({object: z.literal("LinkedinJobPostingDraftCreated"), job_id: z.string(), project_id: z.string().optional(), publish_options: z.object({free: z.object({eligible: z.boolean(), ineligible_reason: z.union([z.string(), z.unknown()]), estimated_monthly_applicants: z.number()}), promoted: z.object({estimated_monthly_applicants: z.number(), currency: z.string(), daily_budget: z.object({min: z.number(), max: z.number(), recommended: z.number()}), monthly_budget: z.object({min: z.number(), max: z.number(), recommended: z.number()})})})});

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
};

/**
 * Create a job posting
 * 
 * POST /api/v1/linkedin/jobs
 */
export const createApiApiV1LinkedinJobs = async (args: CreateApiApiV1LinkedinJobsArgs, options?: CreateApiApiV1LinkedinJobsOptions) => {
const {baseUrl = "https://api1.unipile.com:13111", fetch: fetchFn = fetch, AccessToken} = options ?? {}

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

if (AccessToken !== undefined) headers.set("X-API-KEY", AccessToken)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/linkedin/jobs${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "POST", headers, body: JSON.stringify(args.body)})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(createApiApiV1LinkedinJobsResponse, await res.json())
};