import {z} from 'zod'

export type CreateApiV1ClientPromotionsWelcomeBonusWheelSpinOptions = {baseUrl?: string | undefined, HeaderApiToken?: string | undefined, HeaderUserId?: string | undefined, fetch?: typeof fetch | undefined};

export const welcomeBonusWheelPrize = z.object({type: z.enum(["FLAT_AMOUNT", "PERCENTAGE"]), weight: z.number(), prize_data: z.number()});

export const welcomeBonusSpinWheelResponse = z.object({prize: welcomeBonusWheelPrize});

export const createApiV1ClientPromotionsWelcomeBonusWheelSpinResponse = z.object({data: welcomeBonusSpinWheelResponse.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
};

/**
 * Spin the wheel for the welcome bonus reward if available
 * 
 * POST /v1/client/promotions/welcome-bonus/wheel-spin
 * 
 * Also accepts auth: QueryApiToken + QueryUserId, HeaderBearerToken
 */
export const createApiV1ClientPromotionsWelcomeBonusWheelSpin = async (options?: CreateApiV1ClientPromotionsWelcomeBonusWheelSpinOptions) => {
const {baseUrl = "https://api.bitlabs.ai", fetch: fetchFn = fetch, HeaderApiToken, HeaderUserId} = options ?? {}

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

if (HeaderApiToken !== undefined) headers.set("X-Api-Token", HeaderApiToken)
if (HeaderUserId !== undefined) headers.set("X-User-Id", HeaderUserId)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/client/promotions/welcome-bonus/wheel-spin${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "POST", headers})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(createApiV1ClientPromotionsWelcomeBonusWheelSpinResponse, await res.json())
};