import {z} from 'zod'

export type CreateApiServiceUnitIdVirinArgs = {body: {data: {id: string, type: 'service-unit-virin', attributes: {date: string, virin?: string | undefined}, relationships: {'service-unit': {data: {id: string, type: 'service-unit'}}}}}};

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

export const createApiServiceUnitIdVirinResponse = z.object({data: z.object({id: z.string(), type: z.literal("service-unit-virin"), attributes: z.object({date: z.string(), virin: z.string().optional()}), relationships: z.object({"service-unit": z.object({data: z.object({id: z.string(), type: z.literal("service-unit")})})})})});

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 VIRIN for a service unit
 * 
 * POST /service-unit/{id}/virin
 */
export const createApiServiceUnitIdVirin = async (args: CreateApiServiceUnitIdVirinArgs, options?: CreateApiServiceUnitIdVirinOptions) => {
const {baseUrl = "https://submitapi.dvidshub.net", fetch: fetchFn = fetch, DVIDS} = options ?? {}

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

if (DVIDS !== undefined) headers.set('authorization', `Bearer ${DVIDS}`)

const url = `${baseUrl.replace(/\/+$/, '')}/service-unit/${encodeURIComponent(String(args.id))}/virin${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(createApiServiceUnitIdVirinResponse, await res.json())
};