import {z} from 'zod'

export type ApiJobStatus = 'in_progress' | 'failed' | 'completed';

export type GetApiV1ApplicationsApplicationIdJobsArgs = {application_id: string, status?: ApiJobStatus | undefined, offset?: number | undefined, limit?: number | undefined};

export type GetApiV1ApplicationsApplicationIdJobsOptions = {baseUrl?: string | undefined, bearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const apiJobStatus = z.enum(["in_progress", "failed", "completed"]);

export const generateApplicationResponse = z.object({title: z.string().optional(), suggestion: z.string()});

export const getAsyncApplicationJobResponse = z.object({id: z.string(), status: apiJobStatus, application_id: z.string(), created_at: z.string(), updated_at: z.string().optional(), completed_at: z.string().optional(), data: generateApplicationResponse.optional(), error: z.string().optional()});

export const getAsyncApplicationJobsResponse = z.object({result: z.array(getAsyncApplicationJobResponse), totalCount: z.number().int().optional(), pagination: z.object({offset: z.number().int().optional(), limit: z.number().int().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
};

/**
 * Retrieve all jobs
 * 
 * GET /v1/applications/{application_id}/jobs
 */
export const getApiV1ApplicationsApplicationIdJobs = async (args: GetApiV1ApplicationsApplicationIdJobsArgs, options?: GetApiV1ApplicationsApplicationIdJobsOptions) => {
const {baseUrl = "https://enterprise-api.writer.com", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

if (args.status != null) query.append("status", String(args.status))
if (args.offset != null) query.append("offset", String(args.offset))
if (args.limit != null) query.append("limit", String(args.limit))
if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/applications/${encodeURIComponent(String(args.application_id))}/jobs${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(getAsyncApplicationJobsResponse, await res.json())
};