import {z} from 'zod'

export type ItemType = 0 | 1 | 2 | 3;

export type CreateItemRequest = {code?: (string | null) | undefined, name?: (string | null) | undefined, type?: ItemType | undefined, inventUnitId?: (string | null) | undefined, salesUnitId?: (string | null) | undefined, purchUnitId?: (string | null) | undefined, vendor?: (string | null) | undefined, ownerAccountId?: (number | null) | undefined, properties?: ({[key: string]: string} | null) | undefined};

export type CreateApiV1ItemsArgs = {serviceId?: string | undefined, Account: unknown, body: CreateItemRequest};

export type CreateApiV1ItemsOptions = {baseUrl: string, OAuth2?: string | undefined, fetch?: typeof fetch | undefined};

export const createApiV1ItemsResponse = z.number().int();

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 new item
 * 
 * POST /v1/Items
 */
export const createApiV1Items = async (args: CreateApiV1ItemsArgs, options: CreateApiV1ItemsOptions) => {
const {baseUrl, fetch: fetchFn = fetch, OAuth2} = options ?? {}

const query = new URLSearchParams()
const headers = new Headers()
headers.set('content-type', "application/json-patch+json; x-api-version=1.0")
headers.set('accept', "application/json")

if (args.serviceId != null) query.append("serviceId", String(args.serviceId))
if (args.Account != null) query.append("Account", String(args.Account))
if (OAuth2 !== undefined) headers.set('authorization', `Bearer ${OAuth2}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/Items${query.size > 0 ? `?${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(createApiV1ItemsResponse, await res.json())
};