import {z} from 'zod'

export type UpdateApiV2PaymentsArgs = {'x-idempotency-key': string, body: {from: string, to: Array<{to: string, amount_cents: number, currency_symbol?: 'USD' | undefined, invoice_description?: string | undefined}>, pay_now: boolean, network?: 'arbitrum' | undefined, signer: string, typed_data: {from: string, to: string, salt: string, expires: string, data: {groupID: string, merkleRoot: string, paymentsCount: string, maxAmountPerPayment: string, deadline: string}} | {from: string, to: string, salt: string, expires: string, data: {groupID: string, token: string, payments: Array<{id: string, recipient: string, amount: string}>}}, signature: string, payment_data: {checksum: string}}};

export type UpdateApiV2PaymentsOptions = {baseUrl?: string | undefined, bearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const updateApiV2PaymentsResponse = z.object({success: z.boolean(), data: z.object({transaction: z.string().min(15).max(15)})});

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
};

/**
 * Execute Payments
 * 
 * PUT /v2/payments
 */
export const updateApiV2Payments = async (args: UpdateApiV2PaymentsArgs, options?: UpdateApiV2PaymentsOptions) => {
const {baseUrl = "https://b2b-api.dev-riseworks.io", 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 (args['x-idempotency-key'] != null) headers.set("x-idempotency-key", String(args['x-idempotency-key']))
if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v2/payments${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "PUT", 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(updateApiV2PaymentsResponse, await res.json())
};