import {z} from 'zod'

export type CardNetwork = 'Visa' | 'Mastercard' | 'AmericanExpress' | 'JCB' | 'DinersClub' | 'Discover' | 'CartesBancaires' | 'UnionPay' | 'Interac' | 'RuPay' | 'Maestro' | 'Star' | 'Pulse' | 'Accel' | 'Nyce' | 'Prop' | 'PrivateLabel' | 'Dinacard';

export type Card = {card_number: string, card_exp_month: string, card_exp_year: string, card_holder_name: string, card_cvc: string, card_issuer?: (string | null) | undefined, card_network?: (CardNetwork | null) | undefined, card_type?: (string | null) | undefined, card_issuing_country?: (string | null) | undefined, card_issuing_country_code?: (string | null) | undefined, bank_code?: (string | null) | undefined, nick_name?: (string | null) | undefined};

export type StoreDataReq = {merchant_id?: string | undefined, merchant_customer_id?: string | undefined, requester_card_reference?: string | undefined, card?: Card | undefined, enc_card_data?: string | undefined};

export type JWEReq = {header?: string | undefined, iv?: string | undefined, encrypted_payload?: string | undefined, tag?: string | undefined, encrypted_key?: string | undefined};

export type CreateApiDataAddArgs = {'x-tenant-id'?: string | undefined, body: StoreDataReq | JWEReq};

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

export const storeDataRes = z.object({status: z.literal("Ok").optional(), payload: z.object({card_reference: z.string().optional()}).optional()});

export const jWERes = z.object({header: z.string().optional(), iv: z.string().optional(), encrypted_payload: z.string().optional(), tag: z.string().optional(), encrypted_key: z.string().optional()});

export const createApiDataAddResponse = z.union([storeDataRes, jWERes]);

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
};

/**
 * Add Data in Locker
 * 
 * POST /data/add
 */
export const createApiDataAdd = async (args: CreateApiDataAddArgs, options: CreateApiDataAddOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

if (args['x-tenant-id'] != null) headers.set("x-tenant-id", String(args['x-tenant-id']))

const url = `${baseUrl.replace(/\/+$/, '')}/data/add${query.size > 0 ? `?${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(createApiDataAddResponse, await res.json())
};