import {z} from 'zod'

export type AppCabinetRoutesAdminPromoOffersPromoOfferBroadcastRequest = {notification_type: string, valid_hours: number, discount_percent?: number | undefined, bonus_amount_kopeks?: number | undefined, effect_type?: string | undefined, extra_data?: {[key: string]: unknown} | undefined, target?: (string | null) | undefined, user_id?: (number | null) | undefined, telegram_id?: (number | null) | undefined, email?: (string | null) | undefined, send_notification?: boolean | undefined, message_text?: (string | null) | undefined, button_text?: (string | null) | undefined};

export type CreateApiCabinetAdminPromoOffersBroadcastArgs = {body: AppCabinetRoutesAdminPromoOffersPromoOfferBroadcastRequest};

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

export const appCabinetRoutesAdminPromoOffersPromoOfferBroadcastResponse = z.object({created_offers: z.number().int(), user_ids: z.array(z.number().int()), target: z.string().nullable().optional(), notifications_sent: z.number().int().optional(), notifications_failed: z.number().int().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
};

/**
 * Broadcast Offer
 * 
 * POST /cabinet/admin/promo-offers/broadcast
 */
export const createApiCabinetAdminPromoOffersBroadcast = async (args: CreateApiCabinetAdminPromoOffersBroadcastArgs, options: CreateApiCabinetAdminPromoOffersBroadcastOptions) => {
const {baseUrl, fetch: fetchFn = fetch, HTTPBearer} = options ?? {}

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

if (HTTPBearer !== undefined) headers.set('authorization', `Bearer ${HTTPBearer}`)

const url = `${baseUrl.replace(/\/+$/, '')}/cabinet/admin/promo-offers/broadcast${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "POST", headers, body: JSON.stringify(args.body)})

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

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