import {z} from 'zod'

export type GetApiFednowArgs = {account_id?: string | undefined, bank_id?: string | undefined, external_account_number?: string | undefined, external_status?: string | undefined, org_id?: string | undefined, payment_id?: string | undefined, status?: string | undefined, page_cursor?: string | undefined, page_size?: number | undefined, from_date?: string | undefined, to_date?: string | undefined};

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

export const getApiFednowResponse = z.object({data: z.array(z.object({account_id: z.string().optional(), amount: z.string().optional(), bank_id: z.string().optional(), created_at: z.string().optional(), currency: z.string().optional(), description: z.string().optional(), error: z.string().optional(), external_account_number: z.string().optional(), external_name: z.string().optional(), external_reject_reason: z.object({reason_code: z.string().optional(), reason_description: z.string().optional()}).optional(), external_routing_number: z.string().optional(), external_status: z.string().optional(), fed_settlement_date: z.string().optional(), id: z.string().optional(), memo: z.string().optional(), org_id: z.string().optional(), originator_name: z.string().optional(), payment_id: z.string().optional(), payment_type: z.string().optional(), related_fednow_ids: z.array(z.string()).optional(), security_context: z.object({device_id: z.string().optional(), ip_address: z.string().optional(), user_agent: z.string().optional()}).optional(), status: z.string().optional(), updated_at: 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
};

/**
 * List FedNow Payments
 * 
 * GET /fednow
 * 
 * Also accepts auth: apiKey
 */
export const getApiFednow = async (args: GetApiFednowArgs, options?: GetApiFednowOptions) => {
const {baseUrl = "https://api.treasuryprime.com", fetch: fetchFn = fetch, basicAuth} = options ?? {}

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

if (args.account_id != null) query.append("account_id", String(args.account_id))
if (args.bank_id != null) query.append("bank_id", String(args.bank_id))
if (args.external_account_number != null) query.append("external_account_number", String(args.external_account_number))
if (args.external_status != null) query.append("external_status", String(args.external_status))
if (args.org_id != null) query.append("org_id", String(args.org_id))
if (args.payment_id != null) query.append("payment_id", String(args.payment_id))
if (args.status != null) query.append("status", String(args.status))
if (args.page_cursor != null) query.append("page_cursor", String(args.page_cursor))
if (args.page_size != null) query.append("page_size", String(args.page_size))
if (args.from_date != null) query.append("from_date", String(args.from_date))
if (args.to_date != null) query.append("to_date", String(args.to_date))
if (basicAuth !== undefined) headers.set('authorization', `Basic ${btoa(`${basicAuth.username}:${basicAuth.password}`)}`)

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