MyCrypto/common/features/transaction/sagas.ts

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Refactor redux pattern from top-level to ducks (#1936) * Add a new route for AddressBook * Further templating of the AddressBook view * Add initial functionality to handle a table of existing address labels * Make the linter happy * Adjust paths * Factor out TableRow and add common functionality * Add initial Redux boilerplate for addressBook | fix minor linting issues * Swap out terminology and types * Connect up to Redux * Connect data for AddressBookTable to Redux * Use temporary fields for addition * Remove alignment and index column * Stopping point * Adjust the sizing of rows to be consistent * Initial implementation of a dropdown for the address field * Minor styling to dropdown * Stopping point * Apply a focus concept onto the factory * Add keyboard controls for the address field dropdown * Adjust label of address field when it matches an addressBook entry * Properly handle attempting to blur a non-existent component * Minor styling changes on dropdown box * Standardize address casing, add accessibility to dropdown * Create an addressLabel component * Pass refs correctly and fix some typings * Exact version * Add module name mapping for shared/keycodes * addressBook reducer tests * Add functionality to DeterministicModal * Minor changes / Add test for addressBook selectors * Move out AddressBookTable to a component * Typing, translation and restructuring * More typing and translation fixes * More linting fixes * More type changes * Variable name for dropdown background * Fix TS type errors, lint errors, remove unused props * Used a different selector and removed method: AddressBookTable * Linter was mad * Linter mad again :( * Add a translation and adjust styling of AddressBookTable * Move the onBlur to a class method * Prevent the default behavior of up/down/enter for dropdown * Let's do it this way instead * Adjust the styling on DeterministicWalletModal labels * Change `AddressBookTable` into a pseudo-table using section and div * Use readable keys vs. keycodes * Put the dropdown in InputFactory and position it correctly * Sanitation of label adding and changing * Prevent duplicate labels in AddressBook and Row * Add a box shadow and use `invalid` class insted of custom * Use emphasis vs strong for address in dropdown * Display the label undernearth the input vs. changing it * Isolate AccountAddress into its own component * Introduce interactivity to AccountAddress * Fully incorporate with Redux * Validation for AccountAddress * Add validation notifications for address field on AddressBookTable * Minor formatting * Adjust wrappage for optimal flexboxxing * Make AddressBookTable responsive * Show an invalid input in "real time" instead of only on submit * Real time input validation for AddressBookTableRow * Responsive-ize the To address dropdown * Hide identicons instead at small enough screen sizes * Fix repsonsiveness of dropdown further * Fix responsiveness of table rows and inputs * Truncate account info and switch identicons to the right for consistency * Use classnames instead of targetting element directly for DWM * Display a notice if the entered query doesnt match a label and isnt an addr * Don't show an error on the To address if its a label entry * Display an error under AddressBookTableRow in real time * Display errors in real time for AddressBookTable temp inputs * Add realtime validation to AccountAddress * Ensure toChecksumAddress is used when entering labels to address manager * Show errors even after blurring. * Create a ducks/ implementation for addressBook * Duck-ize notifications * Duck-ize customTokens * Duck-ize deterministicWallets * Only show errors on address/label entry if they have been blurred * On certain inputs, show an invalid input immediately * spec files in same directory * Rename top-level redux directory * Duck-ize gas * Add displayed errors for labels with 0x and labels containing ens * Move ENS checking validation out * Add a saga for addLabelForAddress * Completely revamp the redux side of Address Manager and test it all * Adjust components to use new redux addressBook * Incorporate new redux into AddressBookTableRow and clean up for linter * Make linter and tests happy * Another reduxy overhaul * Still fixing it * More redux updates * Finalize redux stuff. * Incorporate new reduxy way into AddressBookTable & Row * Incorporate redux changes into Account Address * Small tests fix * Add and fix some selector tests * Addressing Will's comments * Shortened visibility class for line length reasons. * Incorporate ducks pattern on updates addressBook * Fix typeerror * Migrate messages to ducks * For Henry * Duckify onboardStatus * Duckify paritySigner * Duckify rates * Duckify transactions * Duckerize wallet * Reduckerate config * Adjust exports and tests of every duck so far * Duckify ENS * Duckerificate schedule * Duckificate swap * Actually use the new sagas; fix a circular dependency problem. * Duckify transaction (phew) * Add basics to redux/ directory * Remove non-ducked redux stuff * First sweep of redux/ directory * Combine redundant imports * Fix more linting stuff. * A few more type fixes * Welp... now I know not to use index. * Sweep components/ * Sweep through containers/ * Im really starting to get frustrated * The dawn of a new age. * Linter fixes. * De-flatten config/ reducers * Do my thang on config selectors * Adjust all references to config * Split up ens reducers * Wrap up de-nesting ENS * Big boy refactor * Split transaction into its reducers * Fix reducers in transaction/ * Stopping point * Adjust references to transaction from components * Fix references to selectors * Nest broadcast actions * Nest field actions * Nest meta actions * Nest network actions * Nest sign actions * Nest broadcast types * Nested fields types * Nest meta types * Nested network types * Nested sign types * Implement transaction saga changes * Huh? No prepush problems? * Update snappshot * Reintroduce deleted tests * A few missing tests found * Found three missing transaction tests * Found more tests * Found the rest of the tests, woohoo. * Renamed TypeKeys in TRANSACTION * Specify TRANSACTION_BROADCAST * Pretty up these imports * Specify TRANSACTION_FIELDS * Specify TRANSACTION_META * Specify TRANSACTION_NETWORK * Specify TRANSACTION_SIGN * Adjust imports and add translations * Update config snapshot * Post-merge * Temporary fix for DW/Config sagas so Daniel can continue smoke testing * Remove first circulat dependency * Fix more circular dependencies * Properly structure config indices * Further restructure config * Prepare for idea * Target directly from within features/ * Remove that circular dependency -- woohoo * Remove the circular dependency from Web3Wallet, temporarily comment some tests pending assistance * Un-comment the component-in-redux phenomenon * Move onLoad to the store file * Adjust addressBook imports/exports * Adjusted imports/exports for customTokens * Adjust imports/exports of deterministicWallets * Adjust imports/exports of ens * Restructure imports/exports of gas * Restructure imports/exports for message * Adjust imports/exports of notifications * Restructure onboardStatus imports/exports * Restructure paritySigner imports/exports * Restructure rates imports/exports * Restructure schedule imports/exports * Fix broadcastweb3handler test * Restructure swap imports/exports/ * Restructure transactionS imports/exports * Restructured wallet imports and exports * Hoist all necessary selectors aside from config/**/* and transaction/**/* * Hoist all top-level selectors from transaction * [Fix] Estimate Gas on Value Field Change (#1942) @ skubakdj * Implement right-click context menu (#1780) @ bryanwb * No Private Keys Online (#1466) @ wbobeirne * Fix Stuck Node on Metamask Logout (#1951) @ wbobeirne * [Fix] Make ENS Value Consistent (#1956) @ skubakdj * Auto token add (#1808) @ HenryNguyen5 * Electron Ledger + Trezor Support (#1836) @ wbobeirne * Fix Context Menu Popup Parameters (#1957) * Add RSK network w/ network agnostic refactors (#1939) @ wbobeirne * Change displayed notification back in helpers.tsx * Remove newline on shell files * Re-add newlines * Remove newling on .travis.yml * Prettier two files * Re-add index.scss import in OnboardModal * Restructure transaction subdirectories * Everything in transaction/ except for sagas * Restructure transaction imports/exports * Nest broadcast sagas * Nest fields * Nest meta * Nest network * Nest sign * Use generic names for reduxy stuff in the same directory to save space * Do everything every in the whole wide world
2018-06-18 01:53:00 +00:00
import BN from 'bn.js';
import { SagaIterator } from 'redux-saga';
import {
apply,
put,
select,
take,
call,
fork,
race,
takeEvery,
takeLatest,
all
} from 'redux-saga/effects';
import { Address, toTokenBase, Wei, fromTokenBase, fromWei, TokenValue } from 'libs/units';
import { isValidENSAddress, validNumber, validPositiveNumber, validDecimal } from 'libs/validators';
import { IGetTransaction, ICurrentValue } from 'features/types';
import { AppState } from 'features/reducers';
import * as derivedSelectors from 'features/selectors';
import * as configSelectors from 'features/config/selectors';
import { ensTypes, ensActions, ensSelectors } from 'features/ens';
import { walletTypes, walletSelectors } from 'features/wallet';
import { notificationsActions } from 'features/notifications';
import { transactionBroadcastSagas } from './broadcast';
import { transactionFieldsTypes, transactionFieldsActions, transactionFieldsSagas } from './fields';
import {
transactionMetaTypes,
transactionMetaActions,
transactionMetaSelectors,
transactionMetaSagas
} from './meta';
import { transactionNetworkSagas } from './network';
import { transactionSignTypes, transactionSignSagas } from './sign';
import * as types from './types';
import * as actions from './actions';
import * as helpers from './helpers';
//#region Current
//#region Current To
export function* setCurrentToSaga({ payload: raw }: types.SetCurrentToAction): SagaIterator {
const isValidAddress: ReturnType<typeof configSelectors.getIsValidAddressFn> = yield select(
configSelectors.getIsValidAddressFn
);
const validAddress: boolean = yield call(isValidAddress, raw);
const validEns: boolean = yield call(isValidENSAddress, raw);
let value: Buffer | null = null;
if (validAddress) {
value = Address(raw);
} else if (validEns) {
yield call(setField, { value, raw });
const [domain] = raw.split('.');
yield put(ensActions.resolveDomainRequested(domain));
yield take([
ensTypes.ENSActions.RESOLVE_DOMAIN_FAILED,
ensTypes.ENSActions.RESOLVE_DOMAIN_SUCCEEDED,
ensTypes.ENSActions.RESOLVE_DOMAIN_CACHED
]);
const resolvedAddress: string | null = yield select(ensSelectors.getResolvedAddress, true);
if (resolvedAddress) {
value = Address(resolvedAddress);
}
}
yield call(setField, { value, raw });
}
export function* setField(
payload:
| transactionFieldsTypes.SetToFieldAction['payload']
| transactionMetaTypes.SetTokenToMetaAction['payload']
) {
const etherTransaction: boolean = yield select(derivedSelectors.isEtherTransaction);
if (etherTransaction) {
yield put(transactionFieldsActions.setToField(payload));
} else {
yield put(transactionMetaActions.setTokenTo(payload));
}
}
export const currentTo = takeLatest([types.TransactionActions.CURRENT_TO_SET], setCurrentToSaga);
//#endregion Current To
//#region Current Value
export function* setCurrentValueSaga(action: types.SetCurrentValueAction): SagaIterator {
const etherTransaction = yield select(derivedSelectors.isEtherTransaction);
const setter = etherTransaction
? transactionFieldsActions.setValueField
: transactionMetaActions.setTokenValue;
return yield call(valueHandler, action, setter);
}
export function* valueHandler(
{ payload }: types.SetCurrentValueAction,
setter: transactionFieldsActions.TSetValueField | transactionMetaActions.TSetTokenValue
) {
const decimal: number = yield select(transactionMetaSelectors.getDecimal);
const unit: string = yield select(derivedSelectors.getUnit);
const isEth = yield select(derivedSelectors.isEtherTransaction);
const validNum = isEth ? validNumber : validPositiveNumber;
if (!validNum(Number(payload)) || !validDecimal(payload, decimal)) {
return yield put(setter({ raw: payload, value: null }));
}
const value = toTokenBase(payload, decimal);
const isValid: boolean = yield call(helpers.validateInput, value, unit);
yield put(setter({ raw: payload, value: isValid ? value : null }));
}
export function* revalidateCurrentValue(): SagaIterator {
const etherTransaction = yield select(derivedSelectors.isEtherTransaction);
const currVal: ICurrentValue = yield select(derivedSelectors.getCurrentValue);
const reparsedValue: null | ICurrentValue = yield call(reparseCurrentValue, currVal);
const unit: string = yield select(derivedSelectors.getUnit);
const setter = etherTransaction
? transactionFieldsActions.setValueField
: transactionMetaActions.setTokenValue;
if (!reparsedValue || !reparsedValue.value) {
return yield put(setter({ raw: currVal.raw, value: null }));
}
const isValid: boolean = yield call(helpers.validateInput, reparsedValue.value, unit);
const newVal = { raw: reparsedValue.raw, value: isValid ? reparsedValue.value : null };
if (isValueDifferent(currVal, newVal)) {
yield put(setter(newVal));
}
}
export function isValueDifferent(curVal: ICurrentValue, newVal: ICurrentValue) {
const val1 = curVal.value as BN;
const val2 = newVal.value as BN;
if (curVal.raw !== newVal.raw) {
return true;
}
if (BN.isBN(val1) && BN.isBN(val2)) {
return !val1.eq(val2);
}
if (curVal.value !== newVal.value) {
return true;
}
}
export function* reparseCurrentValue(value: helpers.IInput): SagaIterator {
const isEth = yield select(derivedSelectors.isEtherTransaction);
const decimal = yield select(transactionMetaSelectors.getDecimal);
const validNum = isEth ? validNumber : validPositiveNumber;
if (validNum(Number(value.raw)) && validDecimal(value.raw, decimal)) {
return {
raw: value.raw,
value: toTokenBase(value.raw, decimal)
};
} else {
return null;
}
}
export const currentValue = [
takeEvery([types.TransactionActions.CURRENT_VALUE_SET], setCurrentValueSaga),
takeEvery(
[
transactionFieldsTypes.TransactionFieldsActions.GAS_LIMIT_FIELD_SET,
transactionFieldsTypes.TransactionFieldsActions.GAS_PRICE_FIELD_SET
],
revalidateCurrentValue
)
];
//#endregion Current Value
export const current = [currentTo, ...currentValue];
//#endregion Current
//#region Send Everything
export function* handleSendEverything(): SagaIterator {
const { transaction }: IGetTransaction = yield select(derivedSelectors.getTransaction);
const currentBalance: Wei | TokenValue | null = yield select(derivedSelectors.getCurrentBalance);
const etherBalance: AppState['wallet']['balance']['wei'] = yield select(
walletSelectors.getEtherBalance
);
if (!etherBalance || !currentBalance) {
return yield put(actions.sendEverythingFailed());
}
transaction.value = Buffer.from([]);
const etherTransaction: boolean = yield select(derivedSelectors.isEtherTransaction);
const setter = etherTransaction
? transactionFieldsActions.setValueField
: transactionMetaActions.setTokenValue;
// set transaction value to 0 so it's not calculated in the upfrontcost
const totalCost: Wei = yield apply(transaction, transaction.getUpfrontCost);
if (totalCost.gt(etherBalance)) {
// Dust amount is too small
yield put(
notificationsActions.showNotification(
'warning',
`The cost of gas is higher than your balance. Total cost: ${totalCost} > Your Ether balance: ${etherBalance}`
)
);
yield put(actions.sendEverythingFailed());
return yield put(setter({ raw: '0', value: null }));
}
if (etherTransaction) {
const remainder = currentBalance.sub(totalCost);
const rawVersion = fromWei(remainder, 'ether');
yield put(setter({ raw: rawVersion, value: remainder }));
yield put(actions.sendEverythingSucceeded());
} else {
// else we just max out the token value
const decimal: number = yield select(transactionMetaSelectors.getDecimal);
const rawVersion = fromTokenBase(currentBalance, decimal);
yield put(setter({ raw: rawVersion, value: currentBalance }));
yield put(actions.sendEverythingSucceeded());
}
}
export const sendEverything = [
takeEvery(types.TransactionActions.SEND_EVERYTHING_REQUESTED, handleSendEverything)
];
//#endregion Send Everything
//#region Reset
export function* resetTransactionState(): SagaIterator {
const contractInteraction: ReturnType<
typeof transactionMetaSelectors.isContractInteraction
> = yield select(transactionMetaSelectors.isContractInteraction);
yield put(
transactionFieldsActions.resetTransactionSuccessful({
isContractInteraction: contractInteraction
})
);
}
/**
* After a transaction is signed, wait for any action that would result in the transaction state changing then fire off
* a handler that will remove the current serialized transaction so the user does not send a stale transaction
*/
export function* watchTransactionState(): SagaIterator {
while (true) {
// wait for transaction to be signed
yield take([
transactionSignTypes.TransactionSignActions.SIGN_LOCAL_TRANSACTION_SUCCEEDED,
transactionSignTypes.TransactionSignActions.SIGN_WEB3_TRANSACTION_SUCCEEDED
]);
const { bail } = yield race({
bail: take([types.TransactionActions.RESET_REQUESTED, walletTypes.WalletActions.RESET]), // bail on actions that would wipe state
wipeState: take([
types.TransactionActions.CURRENT_TO_SET,
types.TransactionActions.CURRENT_VALUE_SET,
transactionFieldsTypes.TransactionFieldsActions.GAS_LIMIT_FIELD_SET,
transactionFieldsTypes.TransactionFieldsActions.GAS_PRICE_FIELD_SET,
transactionFieldsTypes.TransactionFieldsActions.VALUE_FIELD_SET,
transactionFieldsTypes.TransactionFieldsActions.DATA_FIELD_SET,
transactionFieldsTypes.TransactionFieldsActions.NONCE_FIELD_SET,
transactionFieldsTypes.TransactionFieldsActions.TO_FIELD_SET,
transactionMetaTypes.TransactionMetaActions.TOKEN_TO_META_SET,
transactionMetaTypes.TransactionMetaActions.TOKEN_VALUE_META_SET,
transactionMetaTypes.TransactionMetaActions.UNIT_META_SET
]) // watch for any actions that would change transaction state
});
if (bail) {
continue;
}
yield put(transactionFieldsActions.resetTransactionRequested());
}
}
export function* setNetworkUnit(): SagaIterator {
const networkUnit = yield select(configSelectors.getNetworkUnit);
yield put(transactionMetaActions.setUnitMeta(networkUnit));
}
export const reset = [
takeEvery([walletTypes.WalletActions.RESET], resetTransactionState),
takeEvery(types.TransactionActions.RESET_REQUESTED, resetTransactionState),
fork(watchTransactionState),
takeEvery(types.TransactionActions.RESET_SUCCESSFUL, setNetworkUnit)
];
//#endregion Reset
export function* transactionSaga(): SagaIterator {
yield all([
...transactionBroadcastSagas.broadcastSaga,
...transactionFieldsSagas.fieldsSaga,
...transactionMetaSagas.metaSaga,
...transactionNetworkSagas.networkSaga,
...transactionSignSagas.signing,
...current,
...sendEverything,
...reset
]);
}