@ledgerhq/coin-stellar/src/types/model.ts

Ledger Stellar Coin integration

// SPDX-FileCopyrightText: © 2026 LEDGER SAS
// SPDX-License-Identifier: Apache-2.0

import { Horizon } from '@stellar/stellar-sdk'
import BigNumber from 'bignumber.js'

export type NetworkInfo = {
  family: 'stellar'
  fees: BigNumber
  baseFee: BigNumber
  baseReserve: BigNumber
  networkCongestionLevel?: NetworkCongestionLevel | undefined
}

export type NetworkInfoRaw = {
  family: 'stellar'
  fees: string
  baseFee: string
  baseReserve: string
  networkCongestionLevel?: NetworkCongestionLevel | undefined
}

export enum NetworkCongestionLevel {
  LOW = 'LOW',
  MEDIUM = 'MEDIUM',
  HIGH = 'HIGH',
}

export const StellarMemoType = [
  'NO_MEMO',
  'MEMO_TEXT',
  'MEMO_ID',
  'MEMO_HASH',
  'MEMO_RETURN',
] as const

// typesafe enum
export type StellarMemoKind = (typeof StellarMemoType)[number]

export type StellarMemo =
  | { type: 'NO_MEMO' }
  | { type: Exclude<StellarMemoKind, 'NO_MEMO'>; value: string }

export type RawOperation = Horizon.ServerApi.OperationRecord & {
  asset_code?: string
  asset_issuer?: string
  from?: string
  to?: string
  to_muxed?: string
  funder?: string
  trustor?: string
  account?: string
  transaction_successful: boolean
}

export type BalanceAsset = {
  balance: string
  limit: string
  buying_liabilities: string
  selling_liabilities: string
  last_modified_ledger: number
  is_authorized: boolean
  is_authorized_to_maintain_liabilities: boolean
  asset_type: string
  asset_code: string
  asset_issuer: string
  liquidity_pool_id?: string
}

export type Signer = {
  weight: number
  key: string
  type: string
}