MyCrypto/common/selectors/transaction/meta.ts

35 lines
1.1 KiB
TypeScript

import { AppState } from 'reducers';
import { getTransactionState } from './transaction';
import { getDecimalFromEtherUnit, isEtherUnit } from 'libs/units';
import { getToken } from 'selectors/wallet';
const getMetaState = (state: AppState) => getTransactionState(state).meta;
const getFrom = (state: AppState) => getMetaState(state).from;
const getDecimal = (state: AppState) => getMetaState(state).decimal;
const getTokenTo = (state: AppState) => getMetaState(state).tokenTo;
const getTokenValue = (state: AppState) => getMetaState(state).tokenValue;
const getUnit = (state: AppState) => getMetaState(state).unit;
const getPreviousUnit = (state: AppState) => getMetaState(state).previousUnit;
const getDecimalFromUnit = (state: AppState, unit: string) => {
if (isEtherUnit(unit)) {
return getDecimalFromEtherUnit('ether');
} else {
const token = getToken(state, unit);
if (!token) {
throw Error(`Token ${unit} not found`);
}
return token.decimal;
}
};
export {
getFrom,
getDecimal,
getTokenValue,
getTokenTo,
getUnit,
getPreviousUnit,
getDecimalFromUnit
};