import {z} from 'zod'

export type CreateTariffSubscriptionRequest = {hsCode: string, originCountries: Array<string>, destinationCountry?: ('US' | 'CA' | 'AU') | undefined, notifyOn?: ('effective' | 'scheduled' | 'both') | undefined, lookaheadDays?: number | undefined, componentValues?: {[key: string]: unknown} | undefined, includeTreatments?: boolean | undefined, webhookId?: string | undefined, webhook?: ({url: string, name?: string | undefined}) | undefined};

export type CreateApiApiV1ExternalTariffSubscriptionsArgs = {body: CreateTariffSubscriptionRequest};

export type CreateApiApiV1ExternalTariffSubscriptionsOptions = {baseUrl?: string | undefined, bearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const tariffSubscription = z.object({id: z.string().optional(), hsCode: z.string().optional(), destinationCountry: z.enum(["US", "CA", "AU"]).optional(), originCountries: z.array(z.string()).optional(), notifyOn: z.enum(["effective", "scheduled", "both"]).optional(), lookaheadDays: z.number().int().optional(), componentValues: z.record(z.string(), z.unknown()).nullable().optional(), includeTreatments: z.boolean().optional(), webhookId: z.string().optional(), isActive: z.boolean().optional(), status: z.enum(["baselining", "active", "paused", "webhook_disabled"]).optional(), lastEvaluatedAt: z.string().nullable().optional(), lastNotifiedAt: z.string().nullable().optional(), nextEvaluationAt: z.string().nullable().optional(), createdAt: z.string().optional(), updatedAt: z.string().optional()});

export const createApiApiV1ExternalTariffSubscriptionsResponse = z.object({success: z.boolean().optional(), data: z.object({subscription: tariffSubscription.optional(), webhookSecret: z.string().optional()}).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
};

/**
 * Subscribe to an HTS code
 * 
 * POST /api/v1/external/tariff-subscriptions
 */
export const createApiApiV1ExternalTariffSubscriptions = async (args: CreateApiApiV1ExternalTariffSubscriptionsArgs, options?: CreateApiApiV1ExternalTariffSubscriptionsOptions) => {
const {baseUrl = "https://api.wove.com", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

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

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/external/tariff-subscriptions${query.size > 0 ? `?${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(createApiApiV1ExternalTariffSubscriptionsResponse, await res.json())
};