import {z} from 'zod'

export type ExpectedPaymentCounterpartyAccount = {account_number?: string | undefined, holder_name?: string | undefined};

export type ExpectedPaymentExternalAccount = {account_number?: string | undefined, holder_name?: string | undefined};

export type ExpectedPaymentCreationDetailsVirtualAccount = {virtual_account_number: string, name?: string | undefined};

export type ExpectedPaymentCreationDetailsInternalAccount = {account_number: string};

export type CommonCustomFields = Record<string, never>;

export type ExpectedPaymentCreationDetails = {direction: 'debit' | 'credit', amount_from: number, amount_to: number, currency: string, start_date: string, end_date: string, counterparty_account_id?: string | undefined, external_account_id?: string | undefined, counterparty_account?: ExpectedPaymentCounterpartyAccount | undefined, external_account?: ExpectedPaymentExternalAccount | undefined, virtual_account_id?: string | undefined, internal_account_id?: string | undefined, virtual_account?: ExpectedPaymentCreationDetailsVirtualAccount | undefined, internal_account?: ExpectedPaymentCreationDetailsInternalAccount | undefined, connected_account_id: string, metadata?: Record<string, never> | undefined, custom_fields?: CommonCustomFields | undefined, descriptions?: Array<string> | undefined};

export type CreateApiExpectedPaymentsArgs = {'Idempotency-Key'?: string | undefined, body: ExpectedPaymentCreationDetails};

export type CreateApiExpectedPaymentsOptions = {baseUrl?: string | undefined, sec0?: string | undefined, fetch?: typeof fetch | undefined};

export const expectedPaymentCounterpartyAccount = z.object({account_number: z.string().optional(), holder_name: z.string().optional()});

export const commonVirtualAccount = z.object({virtual_account_number: z.string(), name: z.string().max(100).optional()});

export const expectedPaymentExternalAccount = z.object({account_number: z.string().optional(), holder_name: z.string().optional()});

export const expectedPaymentInternalAccount = z.object({account_number: z.string().optional(), name: z.string().optional(), type: z.string().optional()});

export const commonCustomFields = z.object({});

export const expectedPaymentDetails = z.object({id: z.string(), idempotency_key: z.string().optional(), object: z.literal("expected_payment"), direction: z.enum(["credit", "debit"]), amount_from: z.number().int().gte(0), amount_to: z.number().int().gte(0), currency: z.string(), start_date: z.string().optional(), end_date: z.string().optional(), connected_account_id: z.string().optional(), counterparty_account_id: z.string().optional(), counterparty_account: expectedPaymentCounterpartyAccount, virtual_account_id: z.string().optional(), virtual_account: commonVirtualAccount, external_account_id: z.string().optional(), external_account: expectedPaymentExternalAccount.optional(), internal_account_id: z.string().optional(), internal_account: expectedPaymentInternalAccount.optional(), reconciliation_status: z.enum(["unreconciled", "partially_reconciled", "reconciled", "excluded"]), reconciled_amount: z.number().int().gte(0), metadata: z.object({}), custom_fields: commonCustomFields, descriptions: z.array(z.string()), virtual_account_number: z.string().optional(), created_at: z.string(), canceled_at: z.string().nullable()});

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
};

/**
 * Create expected payment
 * 
 * POST /expected_payments
 */
export const createApiExpectedPayments = async (args: CreateApiExpectedPaymentsArgs, options?: CreateApiExpectedPaymentsOptions) => {
const {baseUrl = "https://sandbox.numeral.io/v1", fetch: fetchFn = fetch, sec0} = options ?? {}

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

if (args['Idempotency-Key'] != null) headers.set("Idempotency-Key", String(args['Idempotency-Key']))
if (sec0 !== undefined) headers.set("x-api-key", sec0)

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