import {z} from 'zod'

export type CheckApplicationStatusRequest = {external_contract_uuids: Array<string>};

export type CreateApiApiCheckoutV2StatusArgs = {body: CheckApplicationStatusRequest};

export type CreateApiApiCheckoutV2StatusOptions = {baseUrl?: string | undefined, MerchantAPIAuthentication?: string | undefined, fetch?: typeof fetch | undefined};

export const checkApplicationStatusResponseSerializerListItem = z.object({external_uuid: z.string(), status: z.enum(["pending", "awaiting_confirmation", "success", "cancelled"]), risk_status: z.enum(["credit_check_decline", "id_check_decline", "address_not_found_decline", "payment_decline", "success", "null"]).nullable().optional(), risk_status_reasons: z.array(z.string()).nullable().optional(), is_merchant_guaranteed: z.boolean(), checkout_started_at: z.string()});

export const checkApplicationStatusResponse = z.object({statuses: z.array(checkApplicationStatusResponseSerializerListItem)});

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
};

/**
 * Application Status
 * 
 * POST /api/checkout/v2/status/
 */
export const createApiApiCheckoutV2Status = async (args: CreateApiApiCheckoutV2StatusArgs, options?: CreateApiApiCheckoutV2StatusOptions) => {
const {baseUrl = "https://sbx-origination.heidipay.io", fetch: fetchFn = fetch, MerchantAPIAuthentication} = options ?? {}

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

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

const url = `${baseUrl.replace(/\/+$/, '')}/api/checkout/v2/status/${query.size > 0 ? `?${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(checkApplicationStatusResponse, await res.json())
};