import { token } from "@conusai-kit/core"
import type {
  AccountView,
  BalanceView,
  EntryView,
  RecordTerms,
  TransactionView,
  VerificationView,
} from "../contract/index.js"
export interface Page<T> {
  rows: T[]
  after?: string
}
export interface LedgerReads {
  accounts(after?: string): Promise<Page<AccountView>>
  account(id: string): Promise<AccountView>
  balances(accountId?: string, after?: string): Promise<Page<BalanceView>>
  entries(accountId: string, after?: string): Promise<Page<EntryView>>
  transactions(after?: string): Promise<Page<TransactionView>>
  transaction(id: string): Promise<TransactionView>
  verify(): Promise<VerificationView>
}
export interface LedgerService extends LedgerReads {
  createAccount(input: Omit<AccountView, "accountId" | "revision" | "status">, key: string): Promise<AccountView>
  updateAccount(
    id: string,
    input: Pick<AccountView, "name" | "status" | "allowNegative">,
    revision: string,
    key: string,
  ): Promise<AccountView>
  record(terms: RecordTerms, key: string): Promise<TransactionView>
  transition(action: "post" | "void" | "reverse", id: string, revision: string, key: string): Promise<TransactionView>
}
export const readsOf = (service: LedgerReads): LedgerReads => ({
  accounts: (after) => service.accounts(after),
  account: (id) => service.account(id),
  balances: (id, after) => service.balances(id, after),
  entries: (id, after) => service.entries(id, after),
  transactions: (after) => service.transactions(after),
  transaction: (id) => service.transaction(id),
  verify: () => service.verify(),
})
export const LEDGER_SERVICE = token<LedgerService>("ledger.service", { views: { read: readsOf, write: readsOf } })