import { Amount } from '../common'

interface CreatedNode {
  CreatedNode: {
    LedgerEntryType: string
    LedgerIndex: string
    NewFields: { [field: string]: unknown }
  }
}

interface ModifiedNode {
  ModifiedNode: {
    LedgerEntryType: string
    LedgerIndex: string
    FinalFields?: { [field: string]: unknown }
    PreviousFields?: { [field: string]: unknown }
    PreviousTxnID?: string
    PreviouTxnLgrSeq?: number
  }
}

interface DeletedNode {
  DeletedNode: {
    LedgerEntryType: string
    LedgerIndex: string
    FinalFields: { [field: string]: unknown }
  }
}

export type Node = CreatedNode | ModifiedNode | DeletedNode

export interface TransactionMetadata {
  AffectedNodes: Node[]
  DeliveredAmount?: Amount
  // "unavailable" possible for transactions before 2014-01-20
  delivered_amount?: Amount | 'unavailable'
  TransactionIndex: number
  TransactionResult: string
}