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-rw-r--r--packages/instant/src/redux/async_data.ts23
-rw-r--r--packages/instant/src/redux/reducer.ts291
-rw-r--r--packages/instant/src/redux/store.ts7
3 files changed, 165 insertions, 156 deletions
diff --git a/packages/instant/src/redux/async_data.ts b/packages/instant/src/redux/async_data.ts
index 0e05c13da..c3d190af2 100644
--- a/packages/instant/src/redux/async_data.ts
+++ b/packages/instant/src/redux/async_data.ts
@@ -20,18 +20,17 @@ export const asyncData = {
}
},
fetchAvailableAssetDatasAndDispatchToStore: async (store: Store) => {
- const { assetBuyer, assetMetaDataMap, network } = store.getState();
- if (!_.isUndefined(assetBuyer)) {
- try {
- const assetDatas = await assetBuyer.getAvailableAssetDatasAsync();
- const assets = assetUtils.createAssetsFromAssetDatas(assetDatas, assetMetaDataMap, network);
- store.dispatch(actions.setAvailableAssets(assets));
- } catch (e) {
- const errorMessage = 'Could not find any assets';
- errorFlasher.flashNewErrorMessage(store.dispatch, errorMessage);
- // On error, just specify that none are available
- store.dispatch(actions.setAvailableAssets([]));
- }
+ const { providerState, assetMetaDataMap, network } = store.getState();
+ const assetBuyer = providerState.assetBuyer;
+ try {
+ const assetDatas = await assetBuyer.getAvailableAssetDatasAsync();
+ const assets = assetUtils.createAssetsFromAssetDatas(assetDatas, assetMetaDataMap, network);
+ store.dispatch(actions.setAvailableAssets(assets));
+ } catch (e) {
+ const errorMessage = 'Could not find any assets';
+ errorFlasher.flashNewErrorMessage(store.dispatch, errorMessage);
+ // On error, just specify that none are available
+ store.dispatch(actions.setAvailableAssets([]));
}
},
};
diff --git a/packages/instant/src/redux/reducer.ts b/packages/instant/src/redux/reducer.ts
index 1e4d7549e..4a939839a 100644
--- a/packages/instant/src/redux/reducer.ts
+++ b/packages/instant/src/redux/reducer.ts
@@ -1,4 +1,4 @@
-import { AssetBuyer, BuyQuote } from '@0x/asset-buyer';
+import { BuyQuote } from '@0x/asset-buyer';
import { AssetProxyId, ObjectMap } from '@0x/types';
import { BigNumber } from '@0x/utils';
import { Web3Wrapper } from '@0x/web3-wrapper';
@@ -14,172 +14,181 @@ import {
Network,
OrderProcessState,
OrderState,
+ ProviderState,
} from '../types';
import { Action, ActionTypes } from './actions';
-export interface State {
+// State that is required and we have defaults for, before props are passed in
+export interface DefaultState {
network: Network;
- assetBuyer?: AssetBuyer;
assetMetaDataMap: ObjectMap<AssetMetaData>;
- selectedAsset?: Asset;
- availableAssets?: Asset[];
- selectedAssetAmount?: BigNumber;
buyOrderState: OrderState;
- ethUsdPrice?: BigNumber;
- latestBuyQuote?: BuyQuote;
- quoteRequestState: AsyncProcessState;
- latestErrorMessage?: string;
latestErrorDisplayStatus: DisplayStatus;
- affiliateInfo?: AffiliateInfo;
+ quoteRequestState: AsyncProcessState;
+}
+
+// State that is required but needs to be derived from the props
+interface PropsDerivedState {
+ providerState: ProviderState;
}
-export const INITIAL_STATE: State = {
+// State that is optional
+interface OptionalState {
+ selectedAsset: Asset;
+ availableAssets: Asset[];
+ selectedAssetAmount: BigNumber;
+ ethUsdPrice: BigNumber;
+ latestBuyQuote: BuyQuote;
+ latestErrorMessage: string;
+ affiliateInfo: AffiliateInfo;
+}
+
+export type State = DefaultState & PropsDerivedState & Partial<OptionalState>;
+
+export const DEFAULT_STATE: DefaultState = {
network: Network.Mainnet,
- selectedAssetAmount: undefined,
- availableAssets: undefined,
assetMetaDataMap,
buyOrderState: { processState: OrderProcessState.None },
- ethUsdPrice: undefined,
- latestBuyQuote: undefined,
- latestErrorMessage: undefined,
latestErrorDisplayStatus: DisplayStatus.Hidden,
quoteRequestState: AsyncProcessState.None,
- affiliateInfo: undefined,
};
-export const reducer = (state: State = INITIAL_STATE, action: Action): State => {
- switch (action.type) {
- case ActionTypes.UPDATE_ETH_USD_PRICE:
- return {
- ...state,
- ethUsdPrice: action.data,
- };
- case ActionTypes.UPDATE_SELECTED_ASSET_AMOUNT:
- return {
- ...state,
- selectedAssetAmount: action.data,
- };
- case ActionTypes.UPDATE_LATEST_BUY_QUOTE:
- const newBuyQuoteIfExists = action.data;
- const shouldUpdate =
- _.isUndefined(newBuyQuoteIfExists) || doesBuyQuoteMatchState(newBuyQuoteIfExists, state);
- if (shouldUpdate) {
+export const createReducer = (initialState: State) => {
+ const reducer = (state: State = initialState, action: Action): State => {
+ switch (action.type) {
+ case ActionTypes.UPDATE_ETH_USD_PRICE:
return {
...state,
- latestBuyQuote: newBuyQuoteIfExists,
- quoteRequestState: AsyncProcessState.Success,
+ ethUsdPrice: action.data,
};
- } else {
- return state;
- }
-
- case ActionTypes.SET_QUOTE_REQUEST_STATE_PENDING:
- return {
- ...state,
- latestBuyQuote: undefined,
- quoteRequestState: AsyncProcessState.Pending,
- };
- case ActionTypes.SET_QUOTE_REQUEST_STATE_FAILURE:
- return {
- ...state,
- latestBuyQuote: undefined,
- quoteRequestState: AsyncProcessState.Failure,
- };
- case ActionTypes.SET_BUY_ORDER_STATE_NONE:
- return {
- ...state,
- buyOrderState: { processState: OrderProcessState.None },
- };
- case ActionTypes.SET_BUY_ORDER_STATE_VALIDATING:
- return {
- ...state,
- buyOrderState: { processState: OrderProcessState.Validating },
- };
- case ActionTypes.SET_BUY_ORDER_STATE_PROCESSING:
- const processingData = action.data;
- const { startTimeUnix, expectedEndTimeUnix } = processingData;
- return {
- ...state,
- buyOrderState: {
- processState: OrderProcessState.Processing,
- txHash: processingData.txHash,
- progress: {
- startTimeUnix,
- expectedEndTimeUnix,
- },
- },
- };
- case ActionTypes.SET_BUY_ORDER_STATE_FAILURE:
- const failureTxHash = action.data;
- if ('txHash' in state.buyOrderState) {
- if (state.buyOrderState.txHash === failureTxHash) {
- const { txHash, progress } = state.buyOrderState;
+ case ActionTypes.UPDATE_SELECTED_ASSET_AMOUNT:
+ return {
+ ...state,
+ selectedAssetAmount: action.data,
+ };
+ case ActionTypes.UPDATE_LATEST_BUY_QUOTE:
+ const newBuyQuoteIfExists = action.data;
+ const shouldUpdate =
+ _.isUndefined(newBuyQuoteIfExists) || doesBuyQuoteMatchState(newBuyQuoteIfExists, state);
+ if (shouldUpdate) {
return {
...state,
- buyOrderState: {
- processState: OrderProcessState.Failure,
- txHash,
- progress,
- },
+ latestBuyQuote: newBuyQuoteIfExists,
+ quoteRequestState: AsyncProcessState.Success,
};
+ } else {
+ return state;
}
- }
- return state;
- case ActionTypes.SET_BUY_ORDER_STATE_SUCCESS:
- const successTxHash = action.data;
- if ('txHash' in state.buyOrderState) {
- if (state.buyOrderState.txHash === successTxHash) {
- const { txHash, progress } = state.buyOrderState;
- return {
- ...state,
- buyOrderState: {
- processState: OrderProcessState.Success,
- txHash,
- progress,
+
+ case ActionTypes.SET_QUOTE_REQUEST_STATE_PENDING:
+ return {
+ ...state,
+ latestBuyQuote: undefined,
+ quoteRequestState: AsyncProcessState.Pending,
+ };
+ case ActionTypes.SET_QUOTE_REQUEST_STATE_FAILURE:
+ return {
+ ...state,
+ latestBuyQuote: undefined,
+ quoteRequestState: AsyncProcessState.Failure,
+ };
+ case ActionTypes.SET_BUY_ORDER_STATE_NONE:
+ return {
+ ...state,
+ buyOrderState: { processState: OrderProcessState.None },
+ };
+ case ActionTypes.SET_BUY_ORDER_STATE_VALIDATING:
+ return {
+ ...state,
+ buyOrderState: { processState: OrderProcessState.Validating },
+ };
+ case ActionTypes.SET_BUY_ORDER_STATE_PROCESSING:
+ const processingData = action.data;
+ const { startTimeUnix, expectedEndTimeUnix } = processingData;
+ return {
+ ...state,
+ buyOrderState: {
+ processState: OrderProcessState.Processing,
+ txHash: processingData.txHash,
+ progress: {
+ startTimeUnix,
+ expectedEndTimeUnix,
},
- };
+ },
+ };
+ case ActionTypes.SET_BUY_ORDER_STATE_FAILURE:
+ const failureTxHash = action.data;
+ if ('txHash' in state.buyOrderState) {
+ if (state.buyOrderState.txHash === failureTxHash) {
+ const { txHash, progress } = state.buyOrderState;
+ return {
+ ...state,
+ buyOrderState: {
+ processState: OrderProcessState.Failure,
+ txHash,
+ progress,
+ },
+ };
+ }
}
- }
- return state;
- case ActionTypes.SET_ERROR_MESSAGE:
- return {
- ...state,
- latestErrorMessage: action.data,
- latestErrorDisplayStatus: DisplayStatus.Present,
- };
- case ActionTypes.HIDE_ERROR:
- return {
- ...state,
- latestErrorDisplayStatus: DisplayStatus.Hidden,
- };
- case ActionTypes.CLEAR_ERROR:
- return {
- ...state,
- latestErrorMessage: undefined,
- latestErrorDisplayStatus: DisplayStatus.Hidden,
- };
- case ActionTypes.UPDATE_SELECTED_ASSET:
- return {
- ...state,
- selectedAsset: action.data,
- };
- case ActionTypes.RESET_AMOUNT:
- return {
- ...state,
- latestBuyQuote: undefined,
- quoteRequestState: AsyncProcessState.None,
- buyOrderState: { processState: OrderProcessState.None },
- selectedAssetAmount: undefined,
- };
- case ActionTypes.SET_AVAILABLE_ASSETS:
- return {
- ...state,
- availableAssets: action.data,
- };
- default:
- return state;
- }
+ return state;
+ case ActionTypes.SET_BUY_ORDER_STATE_SUCCESS:
+ const successTxHash = action.data;
+ if ('txHash' in state.buyOrderState) {
+ if (state.buyOrderState.txHash === successTxHash) {
+ const { txHash, progress } = state.buyOrderState;
+ return {
+ ...state,
+ buyOrderState: {
+ processState: OrderProcessState.Success,
+ txHash,
+ progress,
+ },
+ };
+ }
+ }
+ return state;
+ case ActionTypes.SET_ERROR_MESSAGE:
+ return {
+ ...state,
+ latestErrorMessage: action.data,
+ latestErrorDisplayStatus: DisplayStatus.Present,
+ };
+ case ActionTypes.HIDE_ERROR:
+ return {
+ ...state,
+ latestErrorDisplayStatus: DisplayStatus.Hidden,
+ };
+ case ActionTypes.CLEAR_ERROR:
+ return {
+ ...state,
+ latestErrorMessage: undefined,
+ latestErrorDisplayStatus: DisplayStatus.Hidden,
+ };
+ case ActionTypes.UPDATE_SELECTED_ASSET:
+ return {
+ ...state,
+ selectedAsset: action.data,
+ };
+ case ActionTypes.RESET_AMOUNT:
+ return {
+ ...state,
+ latestBuyQuote: undefined,
+ quoteRequestState: AsyncProcessState.None,
+ buyOrderState: { processState: OrderProcessState.None },
+ selectedAssetAmount: undefined,
+ };
+ case ActionTypes.SET_AVAILABLE_ASSETS:
+ return {
+ ...state,
+ availableAssets: action.data,
+ };
+ default:
+ return state;
+ }
+ };
+ return reducer;
};
const doesBuyQuoteMatchState = (buyQuote: BuyQuote, state: State): boolean => {
diff --git a/packages/instant/src/redux/store.ts b/packages/instant/src/redux/store.ts
index 01deb8690..20710765d 100644
--- a/packages/instant/src/redux/store.ts
+++ b/packages/instant/src/redux/store.ts
@@ -2,12 +2,13 @@ import * as _ from 'lodash';
import { createStore, Store as ReduxStore } from 'redux';
import { devToolsEnhancer } from 'redux-devtools-extension/developmentOnly';
-import { reducer, State } from './reducer';
+import { createReducer, State } from './reducer';
export type Store = ReduxStore<State>;
export const store = {
- create: (state: State): Store => {
- return createStore(reducer, state, devToolsEnhancer({}));
+ create: (initialState: State): Store => {
+ const reducer = createReducer(initialState);
+ return createStore(reducer, initialState, devToolsEnhancer({}));
},
};