import {z} from 'zod'

export type GetApiProductsV1CatalogOptions = {baseUrl?: string | undefined, apiKey?: string | undefined, fetch?: typeof fetch | undefined};

export const getApiProductsV1CatalogResponse = z.object({data: z.object({categories: z.array(z.object({id: z.number().int().gte(-9007199254740991).lte(9007199254740991), title: z.string(), description: z.string().nullable(), createdAt: z.string(), isNumismatic: z.boolean(), allowCardPayments: z.boolean(), isInstantShip: z.boolean()})), subcategories: z.array(z.object({id: z.number().int().gte(-9007199254740991).lte(9007199254740991), createdAt: z.string(), title: z.string(), description: z.string().nullable(), premiumCalculationType: z.enum(["unit", "troy_ounce"]), feeRate: z.number().gte(-140737488355328).lte(140737488355327), advancedFeeRate: z.number().gte(-140737488355328).lte(140737488355327).nullable()})), manufacturers: z.array(z.object({id: z.number().int().gte(-9007199254740991).lte(9007199254740991), title: z.string(), description: z.string().nullable(), updatedAt: z.string(), createdAt: z.string(), images: z.array(z.string()).nullable(), isEsg: z.boolean()})), materials: z.array(z.string()), attributes: z.array(z.object({id: z.number().int().gte(-9007199254740991).lte(9007199254740991), type: z.string(), title: z.string(), description: z.string()})), certificateProviders: z.array(z.object({id: z.number().int().gte(-9007199254740991).lte(9007199254740991), code: z.string().nullable(), createdAt: z.string(), description: z.string().nullable(), title: z.string().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
};

/**
 * Get product catalog metadata
 * 
 * GET /products/v1/catalog
 */
export const getApiProductsV1Catalog = async (options?: GetApiProductsV1CatalogOptions) => {
const {baseUrl = "https://api.collectpure.com", fetch: fetchFn = fetch, apiKey} = options ?? {}

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

if (apiKey !== undefined) headers.set("x-api-key", apiKey)

const url = `${baseUrl.replace(/\/+$/, '')}/products/v1/catalog${query.size > 0 ? `?${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(getApiProductsV1CatalogResponse, await res.json())
};