import {z} from 'zod'

export type GetApiV2RewardSuppliersTangoCatalogOptions = {baseUrl?: string | undefined, HEADER?: string | undefined, fetch?: typeof fetch | undefined};

export const tangoBrandItemResponse = z.object({countries: z.array(z.string()).optional(), currency_code: z.enum(["AUD", "BRL", "CAD", "CNY", "EUR", "GBP", "HKD", "INR", "JPY", "KRW", "MONTH", "MXN", "NZD", "PERCENT_OFF", "POINTS", "TRY", "TWD", "USD"]).optional(), face_value: z.number().nullable().optional(), max_value: z.number().nullable().optional(), min_value: z.number().nullable().optional(), reward_name: z.string().optional(), utid: z.string().optional(), value_type: z.enum(["FIXED_VALUE", "UNSUPPORTED", "VARIABLE_VALUE"]).optional()});

export const tangoBrandResponse = z.object({brand_name: z.string(), description: z.string(), disclaimer: z.string(), image_url: z.string().nullable(), items: z.array(tangoBrandItemResponse)});

export const getApiV2RewardSuppliersTangoCatalogResponse = z.array(tangoBrandResponse);

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 Tango catalog
 * 
 * GET /v2/reward-suppliers/tango/catalog
 * 
 * Also accepts auth: QUERY, COOKIE
 */
export const getApiV2RewardSuppliersTangoCatalog = async (options?: GetApiV2RewardSuppliersTangoCatalogOptions) => {
const {baseUrl = "https://api.extole.io", fetch: fetchFn = fetch, HEADER} = options ?? {}

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

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

const url = `${baseUrl.replace(/\/+$/, '')}/v2/reward-suppliers/tango/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(getApiV2RewardSuppliersTangoCatalogResponse, await res.json())
};