import {z} from 'zod'

export type GetApiV3CheckoutShoppingCartsArgs = {buyerUserId?: string | undefined, buyerCompanyId?: string | undefined, ownerUserId?: string | undefined, ownerCompanyId?: string | undefined, productId?: string | undefined, status?: Array<string> | undefined, partner?: string | undefined, number?: number | undefined, size?: number | undefined, sortField?: string | undefined, sortOrder?: ('ASC' | 'DESC') | undefined};

export type GetApiV3CheckoutShoppingCartsOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const link = z.object({href: z.string().optional(), rel: z.string().optional()}).nullable();

export const pageMetadata = z.object({number: z.number(), size: z.number(), totalElements: z.number(), totalPages: z.number()});

export const pagedResources = z.object({links: z.array(link).optional(), page: pageMetadata.optional()}).nullable();

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
};

/**
 * List shopping carts
 * 
 * GET /v3/checkout/shoppingCarts
 */
export const getApiV3CheckoutShoppingCarts = async (args: GetApiV3CheckoutShoppingCartsArgs, options?: GetApiV3CheckoutShoppingCartsOptions) => {
const {baseUrl = "https://marketplace.appdirect.com/api", fetch: fetchFn = fetch} = options ?? {}

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

if (args.buyerUserId != null) query.append("buyerUserId", String(args.buyerUserId))
if (args.buyerCompanyId != null) query.append("buyerCompanyId", String(args.buyerCompanyId))
if (args.ownerUserId != null) query.append("ownerUserId", String(args.ownerUserId))
if (args.ownerCompanyId != null) query.append("ownerCompanyId", String(args.ownerCompanyId))
if (args.productId != null) query.append("productId", String(args.productId))
if (args.status != null) query.append("status", args.status.join(','))
if (args.partner != null) query.append("partner", String(args.partner))
if (args.number != null) query.append("number", String(args.number))
if (args.size != null) query.append("size", String(args.size))
if (args.sortField != null) query.append("sortField", String(args.sortField))
if (args.sortOrder != null) query.append("sortOrder", String(args.sortOrder))

const url = `${baseUrl.replace(/\/+$/, '')}/v3/checkout/shoppingCarts${query.size > 0 ? `?${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(pagedResources, await res.json())
};