import {z} from 'zod'

export type GetApiPurchaseInvoicesGuidPackagingPackageVersionArgs = {guid: string, packaging: 'ubl', package_version: 'si11' | 'si12' | 'si20' | 'aunz' | 'sg' | 'jp' | 'en16931' | 'original'};

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

export const purchaseInvoiceUbl = z.object({guid: z.string().optional(), tax_system: z.string().optional(), legal_entity_id: z.number().int().optional(), external_user_id: z.string().optional(), external_key: z.string().optional(), system_generated_primary_image: z.boolean().optional(), ubl: 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
};

/**
 * DEPRECATED. Get Purchase invoice data as JSON with a Base64-encoded UBL string in the specified version
 * 
 * GET /purchase_invoices/{guid}/{packaging}/{package_version}
 */
export const getApiPurchaseInvoicesGuidPackagingPackageVersion = async (args: GetApiPurchaseInvoicesGuidPackagingPackageVersionArgs, options?: GetApiPurchaseInvoicesGuidPackagingPackageVersionOptions) => {
const {baseUrl = "https://api.storecove.com/api/v2", fetch: fetchFn = fetch, Bearer} = options ?? {}

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

if (Bearer !== undefined) headers.set("Authorization", Bearer)

const url = `${baseUrl.replace(/\/+$/, '')}/purchase_invoices/${encodeURIComponent(String(args.guid))}/${encodeURIComponent(String(args.packaging))}/${encodeURIComponent(String(args.package_version))}${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(purchaseInvoiceUbl, await res.json())
};