feat: refactor progress bar code to expose static progress bar

packages/instant/src/components/buy_order_progress.tsx

@@ -1,6 +1,7 @@
+import * as _ from 'lodash';
 import * as React from 'react';
 
-import { TimedProgressBar } from '../components/timed_progress_bar';
+import { ProgressBar, TimedProgressBar } from '../components/timed_progress_bar';
 
 import { TimeCounter } from '../components/time_counter';
 import { Container } from '../components/ui/container';
@@ -12,7 +13,7 @@ export interface BuyOrderProgressProps {
 
 export const BuyOrderProgress: React.StatelessComponent<BuyOrderProgressProps> = props => {
     const { buyOrderState } = props;
-
+    let content: React.ReactNode = null;
     if (
         buyOrderState.processState === OrderProcessState.Processing ||
         buyOrderState.processState === OrderProcessState.Success ||
@@ -21,15 +22,25 @@ export const BuyOrderProgress: React.StatelessComponent<BuyOrderProgressProps> =
         const progress = buyOrderState.progress;
         const hasEnded = buyOrderState.processState !== OrderProcessState.Processing;
         const expectedTimeMs = progress.expectedEndTimeUnix - progress.startTimeUnix;
-        return (
-            <Container padding="20px 20px 0px 20px" width="100%">
+        content = (
+            <React.Fragment>
                 <Container marginBottom="5px">
                     <TimeCounter estimatedTimeMs={expectedTimeMs} hasEnded={hasEnded} key={progress.startTimeUnix} />
                 </Container>
                 <TimedProgressBar expectedTimeMs={expectedTimeMs} hasEnded={hasEnded} key={progress.startTimeUnix} />
+            </React.Fragment>
+        );
+    } else {
+        // Just show a static progress bar if we aren't processing or in an end state
+        content = (
+            <Container marginTop="10px">
+                <ProgressBar width="0px" />
             </Container>
         );
     }
-
-    return null;
+    return (
+        <Container padding="20px 20px 0px 20px" width="100%">
+            {content}
+        </Container>
+    );
 };

packages/instant/src/components/timed_progress_bar.tsx

@@ -2,7 +2,7 @@ import * as _ from 'lodash';
 import * as React from 'react';
 
 import { PROGRESS_FINISH_ANIMATION_TIME_MS, PROGRESS_STALL_AT_WIDTH } from '../constants';
-import { ColorOption, keyframes, styled } from '../style/theme';
+import { ColorOption, css, keyframes, styled } from '../style/theme';
 
 import { Container } from './ui/container';
 
@@ -20,15 +20,11 @@ export class TimedProgressBar extends React.Component<TimedProgressBarProps, {}>
     private readonly _barRef = React.createRef<HTMLDivElement>();
 
     public render(): React.ReactNode {
-        const timedProgressProps = this._calculateTimedProgressProps();
-        return (
-            <Container width="100%" backgroundColor={ColorOption.lightGrey} borderRadius="6px">
-                <TimedProgress {...timedProgressProps} ref={this._barRef as any} />
-            </Container>
-        );
+        const widthAnimationSettings = this._calculateWidthAnimationSettings();
+        return <ProgressBar animationSettings={widthAnimationSettings} ref={this._barRef} />;
     }
 
-    private _calculateTimedProgressProps(): TimedProgressProps {
+    private _calculateWidthAnimationSettings(): WidthAnimationSettings {
         if (this.props.hasEnded) {
             if (!this._barRef.current) {
                 throw new Error('ended but no reference');
@@ -60,21 +56,45 @@ const expandingWidthKeyframes = (fromWidth: string, toWidth: string) => {
       `;
 };
 
-interface TimedProgressProps {
+export interface WidthAnimationSettings {
     timeMs: number;
     fromWidth: string;
     toWidth: string;
 }
 
-export const TimedProgress =
+interface ProgressProps {
+    width?: string;
+    animationSettings?: WidthAnimationSettings;
+}
+
+export const Progress =
     styled.div <
-    TimedProgressProps >
+    ProgressProps >
     `
     && {
         background-color: ${props => props.theme[ColorOption.primaryColor]};
         border-radius: 6px;
         height: 6px;
-        animation: ${props => expandingWidthKeyframes(props.fromWidth, props.toWidth)}
-          ${props => props.timeMs}ms linear 1 forwards;
+        ${props => (props.width ? `width: ${props.width};` : '')}
+        ${props =>
+            props.animationSettings
+                ? css`
+                      animation: ${expandingWidthKeyframes(
+                              props.animationSettings.fromWidth,
+                              props.animationSettings.toWidth,
+                          )}
+                          ${props.animationSettings.timeMs}ms linear 1 forwards;
+                  `
+                : ''}
     }
 `;
+
+export interface ProgressBarProps extends ProgressProps {}
+
+export const ProgressBar: React.ComponentType<ProgressBarProps & React.ClassAttributes<{}>> = React.forwardRef(
+    (props, ref) => (
+        <Container width="100%" backgroundColor={ColorOption.lightGrey} borderRadius="6px">
+            <Progress {...props} ref={ref as any} />
+        </Container>
+    ),
+);

packages/instant/src/components/zero_ex_instant.tsx

@@ -1,8 +1,8 @@
 import * as React from 'react';
 
 import { INJECTED_DIV_CLASS } from '../constants';
+import { ConnectedZeroExInstantContainer } from '../containers/connected_zero_ex_instant_container';
 
-import { ZeroExInstantContainer } from './zero_ex_instant_container';
 import { ZeroExInstantProvider, ZeroExInstantProviderProps } from './zero_ex_instant_provider';
 
 export type ZeroExInstantProps = ZeroExInstantProviderProps;
@@ -11,7 +11,7 @@ export const ZeroExInstant: React.StatelessComponent<ZeroExInstantProps> = props
     return (
         <div className={INJECTED_DIV_CLASS}>
             <ZeroExInstantProvider {...props}>
-                <ZeroExInstantContainer />
+                <ConnectedZeroExInstantContainer />
             </ZeroExInstantProvider>
         </div>
     );

packages/instant/src/components/zero_ex_instant_container.tsx

@@ -9,14 +9,16 @@ import { SelectedAssetBuyOrderStateButtons } from '../containers/selected_asset_
 import { SelectedAssetInstantHeading } from '../containers/selected_asset_instant_heading';
 import { ColorOption } from '../style/theme';
 import { zIndex } from '../style/z_index';
-import { SlideAnimationState } from '../types';
+import { OrderProcessState, SlideAnimationState } from '../types';
 
 import { CSSReset } from './css_reset';
 import { SlidingPanel } from './sliding_panel';
 import { Container } from './ui/container';
 import { Flex } from './ui/flex';
 
-export interface ZeroExInstantContainerProps {}
+export interface ZeroExInstantContainerProps {
+    orderProcessState: OrderProcessState;
+}
 export interface ZeroExInstantContainerState {
     tokenSelectionPanelAnimationState: SlideAnimationState;
 }
@@ -48,7 +50,7 @@ export class ZeroExInstantContainer extends React.Component<ZeroExInstantContain
                     >
                         <Flex direction="column" justify="flex-start" height="100%">
                             <SelectedAssetInstantHeading onSelectAssetClick={this._handleSymbolClick} />
-                            <SelectedAssetBuyOrderProgress />
+                            {this._renderPaymentMethodOrBuyOrderProgress()}
                             <LatestBuyQuoteOrderDetails />
                             <Container padding="20px" width="100%">
                                 <SelectedAssetBuyOrderStateButtons />
@@ -76,4 +78,18 @@ export class ZeroExInstantContainer extends React.Component<ZeroExInstantContain
             tokenSelectionPanelAnimationState: 'slidOut',
         });
     };
+    private readonly _renderPaymentMethodOrBuyOrderProgress = (): React.ReactNode => {
+        const { orderProcessState } = this.props;
+        if (
+            orderProcessState === OrderProcessState.Processing ||
+            orderProcessState === OrderProcessState.Success ||
+            orderProcessState === OrderProcessState.Failure
+        ) {
+            return <SelectedAssetBuyOrderProgress />;
+        }
+        if (orderProcessState === OrderProcessState.None) {
+            return <SelectedAssetBuyOrderProgress />;
+        }
+        return null;
+    };
 }

packages/instant/src/components/zero_ex_instant_overlay.tsx

@@ -1,12 +1,12 @@
 import * as React from 'react';
 
+import { ConnectedZeroExInstantContainer } from '../containers/connected_zero_ex_instant_container';
 import { ColorOption } from '../style/theme';
 
 import { Container } from './ui/container';
 import { Flex } from './ui/flex';
 import { Icon } from './ui/icon';
 import { Overlay } from './ui/overlay';
-import { ZeroExInstantContainer } from './zero_ex_instant_container';
 import { ZeroExInstantProvider, ZeroExInstantProviderProps } from './zero_ex_instant_provider';
 
 export interface ZeroExInstantOverlayProps extends ZeroExInstantProviderProps {
@@ -31,7 +31,7 @@ export const ZeroExInstantOverlay: React.StatelessComponent<ZeroExInstantOverlay
                         />
                     </Container>
                     <Container width={{ default: 'auto', sm: '100%' }} height={{ default: 'auto', sm: '100%' }}>
-                        <ZeroExInstantContainer />
+                        <ConnectedZeroExInstantContainer />
                     </Container>
                 </Flex>
             </Overlay>