import {z} from 'zod'

export type CreateApiV1TaskOperationsAppIdOperationIdDownloadUrlArgs = {app_id: string, operation_id: number, secondsTtl?: number | undefined, 'X-Fields'?: unknown | undefined};

export type CreateApiV1TaskOperationsAppIdOperationIdDownloadUrlOptions = {baseUrl: string, apiToken?: string | undefined, fetch?: typeof fetch | undefined};

export const downloadsTasksUrl = z.object({downloadUrl: z.string().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
};

/**
 * Generates download jobs url by app id and operation id
 * 
 * POST /v1/task-operations/{app_id}/{operation_id}/download-url
 */
export const createApiV1TaskOperationsAppIdOperationIdDownloadUrl = async (args: CreateApiV1TaskOperationsAppIdOperationIdDownloadUrlArgs, options: CreateApiV1TaskOperationsAppIdOperationIdDownloadUrlOptions) => {
const {baseUrl, fetch: fetchFn = fetch, apiToken} = options ?? {}

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

if (args.secondsTtl != null) query.append("secondsTtl", String(args.secondsTtl))
if (args['X-Fields'] != null) headers.set("X-Fields", String(args['X-Fields']))
if (apiToken !== undefined) headers.set("API-KEY", apiToken)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/task-operations/${encodeURIComponent(String(args.app_id))}/${encodeURIComponent(String(args.operation_id))}/download-url${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "POST", headers})

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

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