import {z} from 'zod'

export type GetApiPiasPiaIdAttachmentsArgs = {pia_id: number};

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

export const file = z.object({pia_id: z.number().int(), file: z.string().optional(), name: z.string().optional(), mime_type: z.string().optional()});

export const attachment = z.object({pia_id: z.number().int(), description: z.string().optional(), reference_to: z.string(), for_measure: z.boolean().optional(), file: file.optional()});

export const getApiPiasPiaIdAttachmentsResponse = z.array(attachment);

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
};

/**
 * Returns all attachments.
 * 
 * GET /pias/{pia_id}/attachments
 */
export const getApiPiasPiaIdAttachments = async (args: GetApiPiasPiaIdAttachmentsArgs, options?: GetApiPiasPiaIdAttachmentsOptions) => {
const {baseUrl = "https://pia-back.atnosapp.com", fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/pias/${encodeURIComponent(String(args.pia_id))}/attachments${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(getApiPiasPiaIdAttachmentsResponse, await res.json())
};