import {z} from 'zod'

export type GetApiRestaurantsTenantRestaurantIdCatalogueItemsArgs = {tenant: string, restaurantId: string, limit: number, after?: string | undefined};

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

export const menuItemBase = z.object({id: z.string().optional(), name: z.string().optional(), type: z.enum(["menuItem", "deal"]).optional(), requireOtherProducts: z.boolean().optional(), description: z.string().optional(), labels: z.array(z.enum(["hot", "vegetarian", "alcohol"])).optional()});

export const pagedMenuItemsResponse = z.object({paging: z.object({cursors: z.object({after: z.string().optional()}).optional()}).optional(), items: z.array(menuItemBase).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
};

/**
 * Get all menu items
 * 
 * GET /restaurants/{tenant}/{restaurantId}/catalogue/items
 */
export const getApiRestaurantsTenantRestaurantIdCatalogueItems = async (args: GetApiRestaurantsTenantRestaurantIdCatalogueItemsArgs, options?: GetApiRestaurantsTenantRestaurantIdCatalogueItemsOptions) => {
const {baseUrl = "https://uk.api.just-eat.io", fetch: fetchFn = fetch} = options ?? {}

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

if (args.limit != null) query.append("limit", String(args.limit))
if (args.after != null) query.append("after", String(args.after))

const url = `${baseUrl.replace(/\/+$/, '')}/restaurants/${encodeURIComponent(String(args.tenant))}/${encodeURIComponent(String(args.restaurantId))}/catalogue/items${query.size > 0 ? `?${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(pagedMenuItemsResponse, await res.json())
};