diff options
Diffstat (limited to 'packages/instant/src/redux/reducer.ts')
| -rw-r--r-- | packages/instant/src/redux/reducer.ts | 295 |
1 files changed, 152 insertions, 143 deletions
diff --git a/packages/instant/src/redux/reducer.ts b/packages/instant/src/redux/reducer.ts index bc435d069..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, + buyOrderState: { processState: OrderProcessState.None }, latestErrorDisplayStatus: DisplayStatus.Hidden, - quoteRequestState: AsyncProcessState.NONE, - affiliateInfo: undefined, + quoteRequestState: AsyncProcessState.None, }; -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 => { |