refactor(bitcoin-wallet-snap): convert enums to as const objects

packages/bitcoin-wallet-snap/snap.manifest.json

@@ -7,7 +7,7 @@
     "url": "https://github.com/MetaMask/internal-snaps.git"
   },
   "source": {
-    "shasum": "sYefpN30aR0fb7v2DtdJ+jNFSnJJX5jtqvdsDof4RHQ=",
+    "shasum": "DAuPn0nXZ23flLpbBbGrnOrZW6wYqw0MofHBQ9vjD5U=",
     "location": {
       "npm": {
         "filePath": "dist/bundle.js",

packages/bitcoin-wallet-snap/src/entities/account.ts

@@ -222,17 +222,20 @@ export type BitcoinAccount = {
   applyUnconfirmedTx(tx: Transaction, lastSeen: number): void;
 };
 
-export enum AccountCapability {
-  SignPsbt = 'signPsbt',
-  ComputeFee = 'computeFee',
-  FillPsbt = 'fillPsbt',
-  BroadcastPsbt = 'broadcastPsbt',
-  SendTransfer = 'sendTransfer',
-  GetUtxo = 'getUtxo',
-  ListUtxos = 'listUtxos',
-  PublicDescriptor = 'publicDescriptor',
-  SignMessage = 'signMessage',
-}
+export const AccountCapability = {
+  SignPsbt: 'signPsbt',
+  ComputeFee: 'computeFee',
+  FillPsbt: 'fillPsbt',
+  BroadcastPsbt: 'broadcastPsbt',
+  SendTransfer: 'sendTransfer',
+  GetUtxo: 'getUtxo',
+  ListUtxos: 'listUtxos',
+  PublicDescriptor: 'publicDescriptor',
+  SignMessage: 'signMessage',
+} as const;
+
+export type AccountCapability =
+  (typeof AccountCapability)[keyof typeof AccountCapability];
 
 /**
  * BitcoinAccountRepository is a repository that manages Bitcoin accounts.
@@ -332,18 +335,22 @@ export type BitcoinAccountRepository = {
   getFrozenUTXOs(id: string): Promise<string[]>;
 };
 
-export enum Purpose {
-  Legacy = 44,
-  Segwit = 49,
-  NativeSegwit = 84,
-  Taproot = 86,
-  Multisig = 45,
-}
+export const Purpose = {
+  Legacy: 44,
+  Segwit: 49,
+  NativeSegwit: 84,
+  Taproot: 86,
+  Multisig: 45,
+} as const;
 
-export enum Slip44 {
-  Bitcoin = 0,
-  Testnet = 1,
-}
+export type Purpose = (typeof Purpose)[keyof typeof Purpose];
+
+export const Slip44 = {
+  Bitcoin: 0,
+  Testnet: 1,
+} as const;
+
+export type Slip44 = (typeof Slip44)[keyof typeof Slip44];
 
 export const addressTypeToPurpose: Record<AddressType, Purpose> = {
   p2pkh: Purpose.Legacy,

packages/bitcoin-wallet-snap/src/entities/confirmation.ts

@@ -39,10 +39,13 @@ export type SignPsbtConfirmationContext = {
   inputCount: number;
 };
 
-export enum ConfirmationEvent {
-  Confirm = 'confirmation-confirm',
-  Cancel = 'confirmation-cancel',
-}
+export const ConfirmationEvent = {
+  Confirm: 'confirmation-confirm',
+  Cancel: 'confirmation-cancel',
+} as const;
+
+export type ConfirmationEvent =
+  (typeof ConfirmationEvent)[keyof typeof ConfirmationEvent];
 
 /**
  * ConfirmationRepository is a repository that manages request confirmations for dApps.

packages/bitcoin-wallet-snap/src/entities/currency.ts

@@ -1,12 +1,14 @@
 import type { Network } from '@metamask/bitcoindevkit';
 
-export enum CurrencyUnit {
-  Bitcoin = 'BTC',
-  Testnet = 'tBTC',
-  Signet = 'sBTC',
-  Regtest = 'rBTC',
-  Fiat = 'fiat', // Can also be cryptos like ETH, but will be fiat for 99% of users
-}
+export const CurrencyUnit = {
+  Bitcoin: 'BTC',
+  Testnet: 'tBTC',
+  Signet: 'sBTC',
+  Regtest: 'rBTC',
+  Fiat: 'fiat', // Can also be cryptos like ETH, but will be fiat for 99% of users
+} as const;
+
+export type CurrencyUnit = (typeof CurrencyUnit)[keyof typeof CurrencyUnit];
 
 export type CurrencyRate = {
   conversionRate: number;

packages/bitcoin-wallet-snap/src/entities/send-flow.ts

@@ -43,18 +43,20 @@ export type SendFormContext = {
   locale: string;
 };
 
-export enum SendFormEvent {
-  Amount = 'amount',
-  Recipient = 'recipient',
-  ClearRecipient = 'clearRecipient',
-  ClearAmount = 'clearAmount',
-  Confirm = 'confirm',
-  Cancel = 'cancel',
-  Max = 'max',
-  Account = 'account',
-  Asset = 'asset',
-  SwitchCurrency = 'switchCurrency',
-}
+export const SendFormEvent = {
+  Amount: 'amount',
+  Recipient: 'recipient',
+  ClearRecipient: 'clearRecipient',
+  ClearAmount: 'clearAmount',
+  Confirm: 'confirm',
+  Cancel: 'cancel',
+  Max: 'max',
+  Account: 'account',
+  Asset: 'asset',
+  SwitchCurrency: 'switchCurrency',
+} as const;
+
+export type SendFormEvent = (typeof SendFormEvent)[keyof typeof SendFormEvent];
 
 export type ReviewTransactionContext = {
   from: string;
@@ -75,10 +77,13 @@ export type ReviewTransactionContext = {
   sendForm?: SendFormContext;
 };
 
-export enum ReviewTransactionEvent {
-  Send = 'send',
-  HeaderBack = 'headerBack',
-}
+export const ReviewTransactionEvent = {
+  Send: 'send',
+  HeaderBack: 'headerBack',
+} as const;
+
+export type ReviewTransactionEvent =
+  (typeof ReviewTransactionEvent)[keyof typeof ReviewTransactionEvent];
 
 /**
  * SendFlowRepository is a repository that manages Bitcoin Send flow interfaces.

packages/bitcoin-wallet-snap/src/entities/snap.ts

@@ -46,12 +46,15 @@ export type SyncResult = {
   transactionsToNotify: WalletTx[];
 };
 
-export enum TrackingSnapEvent {
-  TransactionFinalized = 'Transaction Finalized',
-  TransactionReceived = 'Transaction Received',
-  TransactionReorged = 'Transaction Reorged',
-  TransactionSubmitted = 'Transaction Submitted',
-}
+export const TrackingSnapEvent = {
+  TransactionFinalized: 'Transaction Finalized',
+  TransactionReceived: 'Transaction Received',
+  TransactionReorged: 'Transaction Reorged',
+  TransactionSubmitted: 'Transaction Submitted',
+} as const;
+
+export type TrackingSnapEvent =
+  (typeof TrackingSnapEvent)[keyof typeof TrackingSnapEvent];
 
 /**
  * The SnapClient represents the MetaMask Snap state and manages the BIP-32 entropy from the Wallet SRP.

packages/bitcoin-wallet-snap/src/handlers/CronHandler.ts

@@ -6,12 +6,14 @@ import { InexistentMethodError, SynchronizationError } from '../entities';
 import type { SnapClient, SyncResult } from '../entities';
 import type { SendFlowUseCases, AccountUseCases } from '../use-cases';
 
-export enum CronMethod {
-  SynchronizeAccounts = 'synchronizeAccounts',
-  RefreshRates = 'refreshRates',
-  SyncSelectedAccounts = 'syncSelectedAccounts',
-  FullScanAccount = 'fullScanAccount',
-}
+export const CronMethod = {
+  SynchronizeAccounts: 'synchronizeAccounts',
+  RefreshRates: 'refreshRates',
+  SyncSelectedAccounts: 'syncSelectedAccounts',
+  FullScanAccount: 'fullScanAccount',
+} as const;
+
+export type CronMethod = (typeof CronMethod)[keyof typeof CronMethod];
 
 export const SendFormRefreshRatesRequest = object({
   interfaceId: string(),

packages/bitcoin-wallet-snap/src/handlers/caip.ts

@@ -30,13 +30,15 @@ export const networkToScope = reverseMapping(scopeToNetwork);
 
 export const addressTypeToCaip = reverseMapping(caipToAddressType);
 
-export enum Caip19Asset {
-  Bitcoin = 'bip122:000000000019d6689c085ae165831e93/slip44:0',
-  Testnet = 'bip122:000000000933ea01ad0ee984209779ba/slip44:0',
-  Testnet4 = 'bip122:00000000da84f2bafbbc53dee25a72ae/slip44:0',
-  Signet = 'bip122:00000008819873e925422c1ff0f99f7c/slip44:0',
-  Regtest = 'bip122:regtest/slip44:0',
-}
+export const Caip19Asset = {
+  Bitcoin: 'bip122:000000000019d6689c085ae165831e93/slip44:0',
+  Testnet: 'bip122:000000000933ea01ad0ee984209779ba/slip44:0',
+  Testnet4: 'bip122:00000000da84f2bafbbc53dee25a72ae/slip44:0',
+  Signet: 'bip122:00000008819873e925422c1ff0f99f7c/slip44:0',
+  Regtest: 'bip122:regtest/slip44:0',
+} as const;
+
+export type Caip19Asset = (typeof Caip19Asset)[keyof typeof Caip19Asset];
 
 export const NetworkStruct = enums(Object.values(BtcScope));
 

packages/bitcoin-wallet-snap/src/handlers/validation.ts

@@ -22,25 +22,29 @@ import {
 import type { BitcoinAccount, CodifiedError, Logger } from '../entities';
 import { ValidationError } from '../entities';
 
-export enum RpcMethod {
-  StartSendTransactionFlow = 'startSendTransactionFlow',
-  SignAndSendTransaction = 'signAndSendTransaction',
-  ComputeFee = 'computeFee',
-  VerifyMessage = 'verifyMessage',
-  OnAddressInput = 'onAddressInput',
-  OnAmountInput = 'onAmountInput',
-  ConfirmSend = 'confirmSend',
-  SignRewardsMessage = 'signRewardsMessage',
-  SignProofOfOwnership = 'signProofOfOwnership',
-}
-
-export enum SendErrorCodes {
-  // eslint-disable-next-line @typescript-eslint/no-shadow
-  Required = 'Required',
-  Invalid = 'Invalid',
-  InsufficientBalance = 'InsufficientBalance',
-  InsufficientBalanceToCoverFee = 'InsufficientBalanceToCoverFee',
-}
+export const RpcMethod = {
+  StartSendTransactionFlow: 'startSendTransactionFlow',
+  SignAndSendTransaction: 'signAndSendTransaction',
+  ComputeFee: 'computeFee',
+  VerifyMessage: 'verifyMessage',
+  OnAddressInput: 'onAddressInput',
+  OnAmountInput: 'onAmountInput',
+  ConfirmSend: 'confirmSend',
+  SignRewardsMessage: 'signRewardsMessage',
+  SignProofOfOwnership: 'signProofOfOwnership',
+} as const;
+
+export type RpcMethod = (typeof RpcMethod)[keyof typeof RpcMethod];
+
+export const SendErrorCodes = {
+  Required: 'Required',
+  Invalid: 'Invalid',
+  InsufficientBalance: 'InsufficientBalance',
+  InsufficientBalanceToCoverFee: 'InsufficientBalanceToCoverFee',
+} as const;
+
+export type SendErrorCodes =
+  (typeof SendErrorCodes)[keyof typeof SendErrorCodes];
 
 export const NonEmptyStringStruct = refine(
   nonempty(string()),