import {z} from 'zod'

export type GetApiProductsReviewsArgs = {page?: number | undefined, per_page?: number | undefined, search?: string | undefined, product?: Array<number> | undefined};

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

export const productReview = z.object({id: z.number().int().optional(), date_created: z.string().optional(), date_created_gmt: z.string().optional(), product_id: z.number().int().optional(), status: z.string().optional(), reviewer: z.string().optional(), reviewer_email: z.string().optional(), review: z.string().optional(), rating: z.number().int().optional(), verified: z.boolean().optional()});

export const getApiProductsReviewsResponse = z.array(productReview);

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 product reviews
 * 
 * GET /products/reviews
 */
export const getApiProductsReviews = async (args: GetApiProductsReviewsArgs, options?: GetApiProductsReviewsOptions) => {
const {baseUrl = "https://example-store.com", fetch: fetchFn = fetch} = options ?? {}

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

if (args.page != null) query.append("page", String(args.page))
if (args.per_page != null) query.append("per_page", String(args.per_page))
if (args.search != null) query.append("search", String(args.search))
for (const item of args.product ?? []) query.append("product", String(item))

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