import {z} from 'zod'

export type GetApiPaymentsNetworkTokensNetworkTokenIdArgs = {network_token_id: string};

export type GetApiPaymentsNetworkTokensNetworkTokenIdOptions = {baseUrl?: string | undefined, ApiKey?: {username: string, password: string} | undefined, fetch?: typeof fetch | undefined};

export const networkTokenExpiry = z.object({month: z.string(), year: z.string()});

export const networkToken = z.object({id: z.string(), number: z.string(), expiry: networkTokenExpiry, card: z.object({lastFour: z.string(), expiry: z.object({month: z.string().optional(), year: z.string().optional()}), brand: z.enum(["visa", "mastercard", "american-express"])}), tokenRequestorIdentifier: z.string(), tokenServiceProvider: z.enum(["mdes", "vts", "aets"]), paymentAccountReference: z.string().optional(), status: z.enum(["active", "inactive", "blocked", "provisioning", "suspended", "deleted", "expired"]), merchant: z.string(), createdAt: z.number().int(), updatedAt: 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
};

/**
 * Retrieve a Network Token
 * 
 * GET /payments/network-tokens/{network_token_id}
 */
export const getApiPaymentsNetworkTokensNetworkTokenId = async (args: GetApiPaymentsNetworkTokensNetworkTokenIdArgs, options?: GetApiPaymentsNetworkTokensNetworkTokenIdOptions) => {
const {baseUrl = "https://api.evervault.com", fetch: fetchFn = fetch, ApiKey} = options ?? {}

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

if (ApiKey !== undefined) headers.set('authorization', `Basic ${btoa(`${ApiKey.username}:${ApiKey.password}`)}`)

const url = `${baseUrl.replace(/\/+$/, '')}/payments/network-tokens/${encodeURIComponent(String(args.network_token_id))}${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(networkToken, await res.json())
};