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feat: better handle errors in async fetches

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This commit is contained in:
fragosti
2018-11-01 13:49:09 -07:00
parent 57fba86154
commit 9fd931f799
1 changed files with 10 additions and 6 deletions
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16
packages/instant/src/redux/async_data.ts
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@@ -3,19 +3,20 @@ import * as _ from 'lodash';
import { BIG_NUMBER_ZERO } from '../constants';
import { assetUtils } from '../util/asset';
import { coinbaseApi } from '../util/coinbase_api';
import { errorFlasher } from '../util/error_flasher';
import { actions } from './actions';
import { Store } from './store';
export const asyncData = {
fetchEthPriceAndDispatchToStore: async (store: Store) => {
let ethUsdPrice = BIG_NUMBER_ZERO;
try {
ethUsdPrice = await coinbaseApi.getEthUsdPrice();
} catch (e) {
// ignore
} finally {
const ethUsdPrice = await coinbaseApi.getEthUsdPrice();
store.dispatch(actions.updateEthUsdPrice(ethUsdPrice));
} catch (e) {
const errorMessage = 'Error fetching ETH/USD price';
errorFlasher.flashNewErrorMessage(store.dispatch, errorMessage);
store.dispatch(actions.updateEthUsdPrice(BIG_NUMBER_ZERO));
}
},
fetchAvailableAssetDatasAndDispatchToStore: async (store: Store) => {
@@ -26,7 +27,10 @@ export const asyncData = {
const assets = assetUtils.createAssetsFromAssetDatas(assetDatas, assetMetaDataMap, network);
store.dispatch(actions.setAvailableAssets(assets));
} catch (e) {
// ignore
const errorMessage = 'Error fetching available assets';
errorFlasher.flashNewErrorMessage(store.dispatch, errorMessage);
// On error, just specify that none are available
store.dispatch(actions.setAvailableAssets([]));
}
}
},