A Metamask fork with Infura removed and default networks editable
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ciphermask/ui/selectors/selectors.js

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import { createSelector } from 'reselect';
///: BEGIN:ONLY_INCLUDE_IN(flask)
import { memoize } from 'lodash';
///: END:ONLY_INCLUDE_IN
import { addHexPrefix } from '../../app/scripts/lib/util';
import {
MAINNET_CHAIN_ID,
TEST_CHAINS,
NETWORK_TYPE_RPC,
NATIVE_CURRENCY_TOKEN_IMAGE_MAP,
OPTIMISM_CHAIN_ID,
OPTIMISM_TESTNET_CHAIN_ID,
BUYABLE_CHAINS_MAP,
MAINNET_DISPLAY_NAME,
BSC_CHAIN_ID,
POLYGON_CHAIN_ID,
AVALANCHE_CHAIN_ID,
BSC_DISPLAY_NAME,
POLYGON_DISPLAY_NAME,
AVALANCHE_DISPLAY_NAME,
CHAIN_ID_TO_RPC_URL_MAP,
} from '../../shared/constants/network';
import {
KEYRING_TYPES,
WEBHID_CONNECTED_STATUSES,
LEDGER_TRANSPORT_TYPES,
TRANSPORT_STATES,
} from '../../shared/constants/hardware-wallets';
import {
MESSAGE_TYPE,
///: BEGIN:ONLY_INCLUDE_IN(flask)
SUBJECT_TYPES,
///: END:ONLY_INCLUDE_IN
} from '../../shared/constants/app';
import { TRUNCATED_NAME_CHAR_LIMIT } from '../../shared/constants/labels';
import {
SWAPS_CHAINID_DEFAULT_TOKEN_MAP,
ALLOWED_PROD_SWAPS_CHAIN_IDS,
ALLOWED_DEV_SWAPS_CHAIN_IDS,
} from '../../shared/constants/swaps';
import {
shortenAddress,
getAccountByAddress,
getURLHostName,
} from '../helpers/utils/util';
import {
getValueFromWeiHex,
hexToDecimal,
} from '../helpers/utils/conversions.util';
import { TEMPLATED_CONFIRMATION_MESSAGE_TYPES } from '../pages/confirmation/templates';
import { STATIC_MAINNET_TOKEN_LIST } from '../../shared/constants/tokens';
import { toChecksumHexAddress } from '../../shared/modules/hexstring-utils';
import { DAY } from '../../shared/constants/time';
import {
getNativeCurrency,
getConversionRate,
isNotEIP1559Network,
isEIP1559Network,
getLedgerTransportType,
isAddressLedger,
findKeyringForAddress,
} from '../ducks/metamask/metamask';
import {
getLedgerWebHidConnectedStatus,
getLedgerTransportStatus,
} from '../ducks/app/app';
import { isEqualCaseInsensitive } from '../../shared/modules/string-utils';
///: BEGIN:ONLY_INCLUDE_IN(flask)
import { SNAPS_VIEW_ROUTE } from '../helpers/constants/routes';
///: END:ONLY_INCLUDE_IN
/**
* One of the only remaining valid uses of selecting the network subkey of the
* metamask state tree is to determine if the network is currently 'loading'.
*
* This will be used for all cases where this state key is accessed only for that
* purpose.
*
* @param {object} state - redux state object
*/
export function isNetworkLoading(state) {
return state.metamask.network === 'loading';
}
export function getNetworkIdentifier(state) {
const {
metamask: {
provider: { type, nickname, rpcUrl },
},
} = state;
return nickname || rpcUrl || type;
}
export function getMetricsNetworkIdentifier(state) {
const { provider } = state.metamask;
return provider.type === NETWORK_TYPE_RPC ? provider.rpcUrl : provider.type;
}
export function getCurrentChainId(state) {
const { chainId } = state.metamask.provider;
return chainId;
}
export function getCurrentQRHardwareState(state) {
const { qrHardware } = state.metamask;
return qrHardware || {};
}
export function hasUnsignedQRHardwareTransaction(state) {
const { txParams } = state.confirmTransaction.txData;
if (!txParams) {
return false;
}
const { from } = txParams;
const { keyrings } = state.metamask;
const qrKeyring = keyrings.find((kr) => kr.type === KEYRING_TYPES.QR);
if (!qrKeyring) {
return false;
}
return Boolean(
qrKeyring.accounts.find(
(account) => account.toLowerCase() === from.toLowerCase(),
),
);
}
export function hasUnsignedQRHardwareMessage(state) {
const { type, msgParams } = state.confirmTransaction.txData;
if (!type || !msgParams) {
return false;
}
const { from } = msgParams;
const { keyrings } = state.metamask;
const qrKeyring = keyrings.find((kr) => kr.type === KEYRING_TYPES.QR);
if (!qrKeyring) {
return false;
}
switch (type) {
case MESSAGE_TYPE.ETH_SIGN_TYPED_DATA:
case MESSAGE_TYPE.ETH_SIGN:
case MESSAGE_TYPE.PERSONAL_SIGN:
return Boolean(
qrKeyring.accounts.find(
(account) => account.toLowerCase() === from.toLowerCase(),
),
);
default:
return false;
}
}
export function getCurrentKeyring(state) {
const identity = getSelectedIdentity(state);
if (!identity) {
return null;
}
const keyring = findKeyringForAddress(state, identity.address);
return keyring;
}
export function getParticipateInMetaMetrics(state) {
return Boolean(state.metamask.participateInMetaMetrics);
}
export function isEIP1559Account() {
return true;
}
/**
* The function returns true if network and account details are fetched and
* both of them support EIP-1559.
*
* @param state
*/
export function checkNetworkAndAccountSupports1559(state) {
const networkSupports1559 = isEIP1559Network(state);
const accountSupports1559 = isEIP1559Account(state);
return networkSupports1559 && accountSupports1559;
}
/**
* The function returns true if network and account details are fetched and
* either of them do not support EIP-1559.
*
* @param state
*/
export function checkNetworkOrAccountNotSupports1559(state) {
const networkNotSupports1559 = isNotEIP1559Network(state);
const accountSupports1559 = isEIP1559Account(state);
return networkNotSupports1559 || accountSupports1559 === false;
}
/**
* Checks if the current wallet is a hardware wallet.
*
* @param {object} state
* @returns {boolean}
*/
export function isHardwareWallet(state) {
const keyring = getCurrentKeyring(state);
return Boolean(keyring?.type?.includes('Hardware'));
}
/**
* Get a HW wallet type, e.g. "Ledger Hardware"
*
* @param {object} state
* @returns {string | undefined}
*/
export function getHardwareWalletType(state) {
const keyring = getCurrentKeyring(state);
return isHardwareWallet(state) ? keyring.type : undefined;
}
export function getAccountType(state) {
const currentKeyring = getCurrentKeyring(state);
const type = currentKeyring && currentKeyring.type;
switch (type) {
case KEYRING_TYPES.TREZOR:
case KEYRING_TYPES.LEDGER:
case KEYRING_TYPES.LATTICE:
return 'hardware';
case 'Simple Key Pair':
return 'imported';
default:
return 'default';
}
}
/**
* get the currently selected networkId which will be 'loading' when the
* network changes. The network id should not be used in most cases,
* instead use chainId in most situations. There are a limited number of
* use cases to use this method still, such as when comparing transaction
* metadata that predates the switch to using chainId.
*
* @deprecated - use getCurrentChainId instead
* @param {object} state - redux state object
*/
export function deprecatedGetCurrentNetworkId(state) {
return state.metamask.network;
}
export const getMetaMaskAccounts = createSelector(
getMetaMaskAccountsRaw,
getMetaMaskCachedBalances,
(currentAccounts, cachedBalances) =>
Object.entries(currentAccounts).reduce(
(selectedAccounts, [accountID, account]) => {
if (account.balance === null || account.balance === undefined) {
return {
...selectedAccounts,
[accountID]: {
...account,
balance: cachedBalances && cachedBalances[accountID],
},
};
}
return {
...selectedAccounts,
[accountID]: account,
};
},
{},
),
);
export function getSelectedAddress(state) {
return state.metamask.selectedAddress;
}
export function getSelectedIdentity(state) {
const selectedAddress = getSelectedAddress(state);
const { identities } = state.metamask;
return identities[selectedAddress];
}
export function getNumberOfAccounts(state) {
return Object.keys(state.metamask.accounts).length;
}
export function getNumberOfTokens(state) {
const { tokens } = state.metamask;
return tokens ? tokens.length : 0;
}
export function getMetaMaskKeyrings(state) {
return state.metamask.keyrings;
}
export function getMetaMaskIdentities(state) {
return state.metamask.identities;
}
export function getMetaMaskAccountsRaw(state) {
return state.metamask.accounts;
}
export function getMetaMaskCachedBalances(state) {
const chainId = getCurrentChainId(state);
// Fallback to fetching cached balances from network id
// this can eventually be removed
const network = deprecatedGetCurrentNetworkId(state);
return (
state.metamask.cachedBalances[chainId] ??
state.metamask.cachedBalances[network]
);
}
/**
* Get ordered (by keyrings) accounts with identity and balance
*/
export const getMetaMaskAccountsOrdered = createSelector(
getMetaMaskKeyrings,
getMetaMaskIdentities,
getMetaMaskAccounts,
(keyrings, identities, accounts) =>
keyrings
.reduce((list, keyring) => list.concat(keyring.accounts), [])
.filter((address) => Boolean(identities[address]))
.map((address) => ({ ...identities[address], ...accounts[address] })),
);
export const getMetaMaskAccountsConnected = createSelector(
getMetaMaskAccountsOrdered,
(connectedAccounts) =>
connectedAccounts.map(({ address }) => address.toLowerCase()),
);
export function isBalanceCached(state) {
const selectedAccountBalance =
state.metamask.accounts[getSelectedAddress(state)].balance;
const cachedBalance = getSelectedAccountCachedBalance(state);
return Boolean(!selectedAccountBalance && cachedBalance);
}
export function getSelectedAccountCachedBalance(state) {
const cachedBalances = getMetaMaskCachedBalances(state);
const selectedAddress = getSelectedAddress(state);
return cachedBalances && cachedBalances[selectedAddress];
}
export function getSelectedAccount(state) {
const accounts = getMetaMaskAccounts(state);
const selectedAddress = getSelectedAddress(state);
return accounts[selectedAddress];
}
export function getTargetAccount(state, targetAddress) {
const accounts = getMetaMaskAccounts(state);
return accounts[targetAddress];
}
export const getTokenExchangeRates = (state) =>
state.metamask.contractExchangeRates;
export function getAddressBook(state) {
const chainId = getCurrentChainId(state);
if (!state.metamask.addressBook[chainId]) {
return [];
}
return Object.values(state.metamask.addressBook[chainId]);
}
export function getEnsResolutionByAddress(state, address) {
return state.metamask.ensResolutionsByAddress[address] || '';
}
export function getAddressBookEntry(state, address) {
const addressBook = getAddressBook(state);
const entry = addressBook.find((contact) =>
isEqualCaseInsensitive(contact.address, toChecksumHexAddress(address)),
);
return entry;
}
export function getAddressBookEntryOrAccountName(state, address) {
const entry =
getAddressBookEntry(state, address) ||
Object.values(state.metamask.identities).find((identity) =>
isEqualCaseInsensitive(identity.address, toChecksumHexAddress(address)),
);
return entry && entry.name !== '' ? entry.name : address;
}
export function accountsWithSendEtherInfoSelector(state) {
const accounts = getMetaMaskAccounts(state);
const identities = getMetaMaskIdentities(state);
const accountsWithSendEtherInfo = Object.entries(identities).map(
([key, identity]) => {
return { ...identity, ...accounts[key] };
},
);
return accountsWithSendEtherInfo;
}
export function getAccountsWithLabels(state) {
return getMetaMaskAccountsOrdered(state).map(
({ address, name, balance }) => ({
address,
addressLabel: `${
name.length < TRUNCATED_NAME_CHAR_LIMIT
? name
: `${name.slice(0, TRUNCATED_NAME_CHAR_LIMIT - 1)}...`
} (${shortenAddress(address)})`,
label: name,
balance,
}),
);
}
export function getCurrentAccountWithSendEtherInfo(state) {
const currentAddress = getSelectedAddress(state);
const accounts = accountsWithSendEtherInfoSelector(state);
return getAccountByAddress(accounts, currentAddress);
}
export function getTargetAccountWithSendEtherInfo(state, targetAddress) {
const accounts = accountsWithSendEtherInfoSelector(state);
return getAccountByAddress(accounts, targetAddress);
}
export function getCurrentEthBalance(state) {
return getCurrentAccountWithSendEtherInfo(state).balance;
}
export function getGasIsLoading(state) {
return state.appState.gasIsLoading;
}
export function getAppIsLoading(state) {
return state.appState.isLoading;
}
export function getCurrentCurrency(state) {
return state.metamask.currentCurrency;
}
export function getTotalUnapprovedCount(state) {
const {
unapprovedMsgCount = 0,
unapprovedPersonalMsgCount = 0,
unapprovedDecryptMsgCount = 0,
unapprovedEncryptionPublicKeyMsgCount = 0,
unapprovedTypedMessagesCount = 0,
pendingApprovalCount = 0,
} = state.metamask;
return (
unapprovedMsgCount +
unapprovedPersonalMsgCount +
unapprovedDecryptMsgCount +
unapprovedEncryptionPublicKeyMsgCount +
unapprovedTypedMessagesCount +
getUnapprovedTxCount(state) +
pendingApprovalCount +
getSuggestedAssetCount(state)
);
}
export function getTotalUnapprovedMessagesCount(state) {
const {
unapprovedMsgCount = 0,
unapprovedPersonalMsgCount = 0,
unapprovedDecryptMsgCount = 0,
unapprovedEncryptionPublicKeyMsgCount = 0,
unapprovedTypedMessagesCount = 0,
} = state.metamask;
return (
unapprovedMsgCount +
unapprovedPersonalMsgCount +
unapprovedDecryptMsgCount +
unapprovedEncryptionPublicKeyMsgCount +
unapprovedTypedMessagesCount
);
}
function getUnapprovedTxCount(state) {
const { unapprovedTxs = {} } = state.metamask;
return Object.keys(unapprovedTxs).length;
}
export function getUnapprovedConfirmations(state) {
const { pendingApprovals } = state.metamask;
return Object.values(pendingApprovals);
}
export function getUnapprovedTemplatedConfirmations(state) {
const unapprovedConfirmations = getUnapprovedConfirmations(state);
return unapprovedConfirmations.filter((approval) =>
TEMPLATED_CONFIRMATION_MESSAGE_TYPES.includes(approval.type),
);
}
function getSuggestedAssetCount(state) {
const { suggestedAssets = [] } = state.metamask;
return suggestedAssets.length;
}
export function getSuggestedAssets(state) {
return state.metamask.suggestedAssets;
}
export function getIsMainnet(state) {
const chainId = getCurrentChainId(state);
return chainId === MAINNET_CHAIN_ID;
}
export function getIsTestnet(state) {
const chainId = getCurrentChainId(state);
return TEST_CHAINS.includes(chainId);
}
export function getIsNonStandardEthChain(state) {
return !(getIsMainnet(state) || getIsTestnet(state) || process.env.IN_TEST);
}
export function getPreferences({ metamask }) {
return metamask.preferences;
}
export function getShowTestNetworks(state) {
const { showTestNetworks } = getPreferences(state);
return Boolean(showTestNetworks);
}
export function getShouldShowFiat(state) {
const isMainNet = getIsMainnet(state);
const conversionRate = getConversionRate(state);
const { showFiatInTestnets } = getPreferences(state);
return Boolean((isMainNet || showFiatInTestnets) && conversionRate);
}
export function getShouldHideZeroBalanceTokens(state) {
const { hideZeroBalanceTokens } = getPreferences(state);
return hideZeroBalanceTokens;
}
export function getAdvancedInlineGasShown(state) {
return Boolean(state.metamask.featureFlags.advancedInlineGas);
}
export function getUseNonceField(state) {
return Boolean(state.metamask.useNonceField);
}
export function getCustomNonceValue(state) {
return String(state.metamask.customNonceValue);
}
export function getSubjectMetadata(state) {
return state.metamask.subjectMetadata;
}
///: BEGIN:ONLY_INCLUDE_IN(flask)
/**
* @param {string} svgString - The raw SVG string to make embeddable.
* @returns {string} The embeddable SVG string.
*/
const getEmbeddableSvg = memoize(
(svgString) => `data:image/svg+xml;utf8,${encodeURIComponent(svgString)}`,
);
///: END:ONLY_INCLUDE_IN
export function getTargetSubjectMetadata(state, origin) {
const metadata = getSubjectMetadata(state)[origin];
///: BEGIN:ONLY_INCLUDE_IN(flask)
if (metadata?.subjectType === SUBJECT_TYPES.SNAP) {
const { svgIcon, ...remainingMetadata } = metadata;
return {
...remainingMetadata,
iconUrl: svgIcon ? getEmbeddableSvg(svgIcon) : null,
};
}
///: END:ONLY_INCLUDE_IN
return metadata;
}
export function getRpcPrefsForCurrentProvider(state) {
const { frequentRpcListDetail, provider } = state.metamask;
const selectRpcInfo = frequentRpcListDetail.find(
(rpcInfo) => rpcInfo.rpcUrl === provider.rpcUrl,
);
const { rpcPrefs = {} } = selectRpcInfo || {};
return rpcPrefs;
}
export function getKnownMethodData(state, data) {
if (!data) {
return null;
}
const prefixedData = addHexPrefix(data);
const fourBytePrefix = prefixedData.slice(0, 10);
const { knownMethodData } = state.metamask;
return knownMethodData && knownMethodData[fourBytePrefix];
}
export function getFeatureFlags(state) {
return state.metamask.featureFlags;
}
export function getOriginOfCurrentTab(state) {
return state.activeTab.origin;
}
export function getIpfsGateway(state) {
return state.metamask.ipfsGateway;
}
export function getInfuraBlocked(state) {
return Boolean(state.metamask.infuraBlocked);
}
export function getUSDConversionRate(state) {
return state.metamask.usdConversionRate;
}
export function getWeb3ShimUsageStateForOrigin(state, origin) {
return state.metamask.web3ShimUsageOrigins[origin];
}
/**
* @typedef {object} SwapsEthToken
* @property {string} symbol - The symbol for ETH, namely "ETH"
* @property {string} name - The name of the ETH currency, "Ether"
* @property {string} address - A substitute address for the metaswap-api to
* recognize the ETH token
* @property {string} decimals - The number of ETH decimals, i.e. 18
* @property {string} balance - The user's ETH balance in decimal wei, with a
* precision of 4 decimal places
* @property {string} string - The user's ETH balance in decimal ETH
*/
/**
* Swaps related code uses token objects for various purposes. These objects
* always have the following properties: `symbol`, `name`, `address`, and
* `decimals`.
*
* When available for the current account, the objects can have `balance` and
* `string` properties.
* `balance` is the users token balance in decimal values, denominated in the
* minimal token units (according to its decimals).
* `string` is the token balance in a readable format, ready for rendering.
*
* Swaps treats the selected chain's currency as a token, and we use the token constants
* in the SWAPS_CHAINID_DEFAULT_TOKEN_MAP to set the standard properties for
* the token. The getSwapsDefaultToken selector extends that object with
* `balance` and `string` values of the same type as in regular ERC-20 token
* objects, per the above description.
*
* @param {object} state - the redux state object
* @returns {SwapsEthToken} The token object representation of the currently
* selected account's ETH balance, as expected by the Swaps API.
*/
export function getSwapsDefaultToken(state) {
const selectedAccount = getSelectedAccount(state);
const { balance } = selectedAccount;
const chainId = getCurrentChainId(state);
const defaultTokenObject = SWAPS_CHAINID_DEFAULT_TOKEN_MAP[chainId];
return {
...defaultTokenObject,
balance: hexToDecimal(balance),
string: getValueFromWeiHex({
value: balance,
numberOfDecimals: 4,
toDenomination: 'ETH',
}),
};
}
export function getIsSwapsChain(state) {
const chainId = getCurrentChainId(state);
const isNotDevelopment =
process.env.METAMASK_ENVIRONMENT !== 'development' &&
process.env.METAMASK_ENVIRONMENT !== 'testing';
return isNotDevelopment
? ALLOWED_PROD_SWAPS_CHAIN_IDS.includes(chainId)
: ALLOWED_DEV_SWAPS_CHAIN_IDS.includes(chainId);
}
export function getIsBuyableChain(state) {
const chainId = getCurrentChainId(state);
return Object.keys(BUYABLE_CHAINS_MAP).includes(chainId);
}
export function getIsBuyableTransakChain(state) {
const chainId = getCurrentChainId(state);
return Boolean(BUYABLE_CHAINS_MAP?.[chainId]?.transakCurrencies);
}
export function getIsBuyableMoonPayChain(state) {
const chainId = getCurrentChainId(state);
return Boolean(BUYABLE_CHAINS_MAP?.[chainId]?.moonPay);
}
export function getIsBuyableWyreChain(state) {
const chainId = getCurrentChainId(state);
return Boolean(BUYABLE_CHAINS_MAP?.[chainId]?.wyre);
}
export function getIsBuyableCoinbasePayChain(state) {
const chainId = getCurrentChainId(state);
return Boolean(BUYABLE_CHAINS_MAP?.[chainId]?.coinbasePayCurrencies);
}
export function getNativeCurrencyImage(state) {
const nativeCurrency = getNativeCurrency(state)?.toUpperCase();
return NATIVE_CURRENCY_TOKEN_IMAGE_MAP[nativeCurrency];
}
export function getNextSuggestedNonce(state) {
return Number(state.metamask.nextNonce);
}
export function getShowWhatsNewPopup(state) {
return state.appState.showWhatsNewPopup;
}
///: BEGIN:ONLY_INCLUDE_IN(flask)
export function getSnaps(state) {
return state.metamask.snaps;
}
export const getSnapsRouteObjects = createSelector(getSnaps, (snaps) => {
return Object.values(snaps).map((snap) => {
return {
id: snap.id,
tabMessage: () => snap.manifest.proposedName,
descriptionMessage: () => snap.manifest.description,
sectionMessage: () => snap.manifest.description,
route: `${SNAPS_VIEW_ROUTE}/${encodeURIComponent(snap.id)}`,
icon: 'fa fa-flask',
};
});
});
/**
* @typedef {object} Notification
* @property {string} id - A unique identifier for the notification
* @property {string} origin - A string identifing the snap origin
* @property {EpochTimeStamp} createdDate - A date in epochTimeStramps, identifying when the notification was first committed
* @property {EpochTimeStamp} readDate - A date in epochTimeStramps, identifying when the notification was read by the user
* @property {string} message - A string containing the notification message
*/
/**
* Notifications are managed by the notification controller and referenced by
* `state.metamask.notifications`. This function returns a list of notifications
* the can be shown to the user.
*
* The returned notifications are sorted by date.
*
* @param {object} state - the redux state object
* @returns {Notification[]} An array of notifications that can be shown to the user
*/
export function getNotifications(state) {
const notifications = Object.values(state.metamask.notifications);
const notificationsSortedByDate = notifications.sort(
(a, b) => new Date(b.createdDate) - new Date(a.createdDate),
);
return notificationsSortedByDate;
}
export function getUnreadNotifications(state) {
const notifications = getNotifications(state);
const unreadNotificationCount = notifications.filter(
(notification) => notification.readDate === null,
);
return unreadNotificationCount;
}
export const getUnreadNotificationsCount = createSelector(
getUnreadNotifications,
(notifications) => notifications.length,
);
///: END:ONLY_INCLUDE_IN
/**
* Get an object of announcement IDs and if they are allowed or not.
*
* @param {object} state
* @returns {object}
*/
function getAllowedAnnouncementIds(state) {
const currentKeyring = getCurrentKeyring(state);
const currentKeyringIsLedger = currentKeyring?.type === KEYRING_TYPES.LEDGER;
const supportsWebHid = window.navigator.hid !== undefined;
const currentlyUsingLedgerLive =
getLedgerTransportType(state) === LEDGER_TRANSPORT_TYPES.LIVE;
return {
1: false,
2: false,
3: false,
4: false,
5: false,
6: false,
7: false,
8: supportsWebHid && currentKeyringIsLedger && currentlyUsingLedgerLive,
9: false,
10: true,
11: true,
12: false,
13: true,
};
}
/**
* @typedef {object} Announcement
* @property {number} id - A unique identifier for the announcement
* @property {string} date - A date in YYYY-MM-DD format, identifying when the notification was first committed
*/
/**
* Announcements are managed by the announcement controller and referenced by
* `state.metamask.announcements`. This function returns a list of announcements
* the can be shown to the user. This list includes all announcements that do not
* have a truthy `isShown` property.
*
* The returned announcements are sorted by date.
*
* @param {object} state - the redux state object
* @returns {Announcement[]} An array of announcements that can be shown to the user
*/
export function getSortedAnnouncementsToShow(state) {
const announcements = Object.values(state.metamask.announcements);
const allowedAnnouncementIds = getAllowedAnnouncementIds(state);
const announcementsToShow = announcements.filter(
(announcement) =>
!announcement.isShown && allowedAnnouncementIds[announcement.id],
);
const announcementsSortedByDate = announcementsToShow.sort(
(a, b) => new Date(b.date) - new Date(a.date),
);
return announcementsSortedByDate;
}
export function getShowRecoveryPhraseReminder(state) {
const {
recoveryPhraseReminderLastShown,
recoveryPhraseReminderHasBeenShown,
} = state.metamask;
const currentTime = new Date().getTime();
const frequency = recoveryPhraseReminderHasBeenShown ? DAY * 90 : DAY * 2;
return currentTime - recoveryPhraseReminderLastShown >= frequency;
}
/**
* To get the useTokenDetection flag which determines whether a static or dynamic token list is used
*
* @param {*} state
* @returns Boolean
*/
export function getUseTokenDetection(state) {
return Boolean(state.metamask.useTokenDetection);
}
/**
* To get the useCollectibleDetection flag which determines whether we autodetect NFTs
*
* @param {*} state
* @returns Boolean
*/
export function getUseCollectibleDetection(state) {
return Boolean(state.metamask.useCollectibleDetection);
}
/**
* To get the openSeaEnabled flag which determines whether we use OpenSea's API
*
* @param {*} state
* @returns Boolean
*/
export function getOpenSeaEnabled(state) {
return Boolean(state.metamask.openSeaEnabled);
}
/**
* To get the `theme` value which determines which theme is selected
*
* @param {*} state
* @returns Boolean
*/
export function getTheme(state) {
return state.metamask.theme;
}
/**
* To retrieve the token list for use throughout the UI. Will return the remotely fetched list
* from the tokens controller if token detection is enabled, or the static list if not.
*
* @param {*} state
* @returns {object}
*/
export function getTokenList(state) {
const isTokenDetectionInactiveOnMainnet =
getIsTokenDetectionInactiveOnMainnet(state);
const caseInSensitiveTokenList = isTokenDetectionInactiveOnMainnet
? STATIC_MAINNET_TOKEN_LIST
: state.metamask.tokenList;
return caseInSensitiveTokenList;
}
export function doesAddressRequireLedgerHidConnection(state, address) {
const addressIsLedger = isAddressLedger(state, address);
const transportTypePreferenceIsWebHID =
getLedgerTransportType(state) === LEDGER_TRANSPORT_TYPES.WEBHID;
const webHidIsNotConnected =
getLedgerWebHidConnectedStatus(state) !==
WEBHID_CONNECTED_STATUSES.CONNECTED;
const ledgerTransportStatus = getLedgerTransportStatus(state);
const transportIsNotSuccessfullyCreated =
ledgerTransportStatus !== TRANSPORT_STATES.VERIFIED;
return (
addressIsLedger &&
transportTypePreferenceIsWebHID &&
(webHidIsNotConnected || transportIsNotSuccessfullyCreated)
);
}
export function getNewCollectibleAddedMessage(state) {
return state.appState.newCollectibleAddedMessage;
}
/**
* To retrieve the name of the new Network added using add network form
*
* @param {*} state
* @returns string
*/
export function getNewNetworkAdded(state) {
return state.appState.newNetworkAdded;
}
export function getNetworksTabSelectedRpcUrl(state) {
return state.appState.networksTabSelectedRpcUrl;
}
export function getProvider(state) {
return state.metamask.provider;
}
export function getFrequentRpcListDetail(state) {
return state.metamask.frequentRpcListDetail;
}
export function getIsOptimism(state) {
return (
getCurrentChainId(state) === OPTIMISM_CHAIN_ID ||
getCurrentChainId(state) === OPTIMISM_TESTNET_CHAIN_ID
);
}
export function getNetworkSupportsSettingGasFees(state) {
return !getIsOptimism(state);
}
export function getIsMultiLayerFeeNetwork(state) {
return getIsOptimism(state);
}
/**
* To retrieve the maxBaseFee and priotitFee teh user has set as default
*
* @param {*} state
* @returns Boolean
*/
export function getAdvancedGasFeeValues(state) {
return state.metamask.advancedGasFee;
}
export function getEIP1559V2Enabled(state) {
return state.metamask.eip1559V2Enabled;
}
/**
* To check if the user has set advanced gas fee settings as default with a non empty maxBaseFee and priotityFee.
*
* @param {*} state
* @returns Boolean
*/
export function getIsAdvancedGasFeeDefault(state) {
const { advancedGasFee } = state.metamask;
return (
Boolean(advancedGasFee?.maxBaseFee) && Boolean(advancedGasFee?.priorityFee)
);
}
/**
* To get the name of the network that support token detection based in chainId.
*
* @param state
* @returns string e.g. ethereum, bsc or polygon
*/
export const getTokenDetectionSupportNetworkByChainId = (state) => {
const chainId = getCurrentChainId(state);
switch (chainId) {
case MAINNET_CHAIN_ID:
return MAINNET_DISPLAY_NAME;
case BSC_CHAIN_ID:
return BSC_DISPLAY_NAME;
case POLYGON_CHAIN_ID:
return POLYGON_DISPLAY_NAME;
case AVALANCHE_CHAIN_ID:
return AVALANCHE_DISPLAY_NAME;
default:
return '';
}
};
/**
* To check if teh chainId supports token detection ,
* currently it returns true for Ethereum Mainnet, Polygon, BSC and Avalanche
*
* @param {*} state
* @returns Boolean
*/
export function getIsDynamicTokenListAvailable(state) {
const chainId = getCurrentChainId(state);
return [
MAINNET_CHAIN_ID,
BSC_CHAIN_ID,
POLYGON_CHAIN_ID,
AVALANCHE_CHAIN_ID,
].includes(chainId);
}
/**
* To retrieve the list of tokens detected and saved on the state to detectedToken object.
*
* @param {*} state
* @returns list of token objects
*/
export function getDetectedTokensInCurrentNetwork(state) {
return state.metamask.detectedTokens;
}
/**
* To fetch the name of the tokens that are imported from tokens found page
*
* @param {*} state
* @returns
*/
export function getNewTokensImported(state) {
return state.appState.newTokensImported;
}
/**
* To check if the token detection is OFF and the network is Mainnet
* so that the user can skip third party token api fetch
* and use the static tokenlist from contract-metadata
*
* @param {*} state
* @returns Boolean
*/
export function getIsTokenDetectionInactiveOnMainnet(state) {
const isMainnet = getIsMainnet(state);
const useTokenDetection = getUseTokenDetection(state);
return !useTokenDetection && isMainnet;
}
/**
* To check for the chainId that supports token detection ,
* currently it returns true for Ethereum Mainnet, Polygon, BSC and Avalanche
*
* @param {*} state
* @returns Boolean
*/
export function getIsTokenDetectionSupported(state) {
const useTokenDetection = getUseTokenDetection(state);
const isDynamicTokenListAvailable = getIsDynamicTokenListAvailable(state);
return useTokenDetection && isDynamicTokenListAvailable;
}
/**
* To check if the token detection is OFF for the token detection supported networks
* and the network is not Mainnet
*
* @param {*} state
* @returns Boolean
*/
export function getIstokenDetectionInactiveOnNonMainnetSupportedNetwork(state) {
const useTokenDetection = getUseTokenDetection(state);
const isMainnet = getIsMainnet(state);
const isDynamicTokenListAvailable = getIsDynamicTokenListAvailable(state);
return isDynamicTokenListAvailable && !useTokenDetection && !isMainnet;
}
/**
* To get the `customNetworkListEnabled` value which determines whether we use the custom network list
*
* @param {*} state
* @returns Boolean
*/
export function getIsCustomNetworkListEnabled(state) {
return state.metamask.customNetworkListEnabled;
}
export function getIsCustomNetwork(state) {
const chainId = getCurrentChainId(state);
return !CHAIN_ID_TO_RPC_URL_MAP[chainId];
}
export function getBlockExplorerLinkText(
state,
accountDetailsModalComponent = false,
) {
const isCustomNetwork = getIsCustomNetwork(state);
const rpcPrefs = getRpcPrefsForCurrentProvider(state);
let blockExplorerLinkText = {
firstPart: 'addBlockExplorer',
secondPart: '',
};
if (rpcPrefs.blockExplorerUrl) {
blockExplorerLinkText = accountDetailsModalComponent
? {
firstPart: 'blockExplorerView',
secondPart: getURLHostName(rpcPrefs.blockExplorerUrl),
}
: {
firstPart: 'viewinExplorer',
secondPart: 'blockExplorerAccountAction',
};
} else if (isCustomNetwork === false) {
blockExplorerLinkText = accountDetailsModalComponent
? { firstPart: 'etherscanViewOn', secondPart: '' }
: {
firstPart: 'viewOnEtherscan',
secondPart: 'blockExplorerAccountAction',
};
}
return blockExplorerLinkText;
}
export function getIsNetworkUsed(state) {
const chainId = getCurrentChainId(state);
const { usedNetworks } = state.metamask;
return Boolean(usedNetworks[chainId]);
}
export function getAllAccountsOnNetworkAreEmpty(state) {
const balances = getMetaMaskCachedBalances(state) ?? {};
const hasNoNativeFundsOnAnyAccounts = Object.values(balances).every(
(balance) => balance === '0x0' || balance === '0x00',
);
const hasNoTokens = getNumberOfTokens(state) === 0;
return hasNoNativeFundsOnAnyAccounts && hasNoTokens;
}