diff --git a/web/components/stepper.css b/web/components/stepper.css new file mode 100644 --- /dev/null +++ b/web/components/stepper.css @@ -0,0 +1,18 @@ +.stepperContainer { + overflow-y: auto; + display: flex; + flex-direction: column; + flex-shrink: 0; +} + +.stepperItem { + overflow-y: auto; + height: 100%; +} + +.stepperFooter { + display: flex; + justify-content: flex-end; + margin-top: 32px; + gap: 12px; +} diff --git a/web/components/stepper.react.js b/web/components/stepper.react.js new file mode 100644 --- /dev/null +++ b/web/components/stepper.react.js @@ -0,0 +1,99 @@ +// @flow +import classnames from 'classnames'; +import * as React from 'react'; +import { useCallback } from 'react'; + +import Button from './button.react'; +import css from './stepper.css'; + +export type ButtonProps = { + +content: string, + +disabled?: boolean, + +onClick: () => void, +}; + +type ButtonType = 'prev' | 'next'; + +type ItemProps = { + +content: React.Node, + +prevProps?: ButtonProps, + +nextProps?: ButtonProps, +}; + +function StepperItem(props: ItemProps): React.Node { + const { content, prevProps, nextProps } = props; + + const prepareButton = useCallback( + (buttonProps: ButtonProps, type: ButtonType) => { + const { content: name, disabled, onClick } = buttonProps; + + return ( + + ); + }, + [], + ); + + const prevButton = React.useMemo( + () => (prevProps ? prepareButton(prevProps, 'prev') : null), + [prevProps, prepareButton], + ); + + const nextButton = React.useMemo( + () => (nextProps ? prepareButton(nextProps, 'next') : null), + [nextProps, prepareButton], + ); + + return ( + <> +
{content}
+
+ {prevButton} + {nextButton} +
+ + ); +} + +type ContainerProps = { + +activeStep: string, + +className?: string, + +children: React.ChildrenArray>, +}; + +function StepperContainer(props: ContainerProps): React.Node { + const { children, activeStep, className } = props; + + const index = React.useMemo( + () => + new Map( + React.Children.toArray(children).map((child, i) => [ + child.key?.toString().substring(2), + i, + ]), + ), + [children], + ); + + const activeComponent = children[index.get(activeStep) ?? 0]; + + const styles = classnames({ + [css.stepperContainer]: true, + [className || '']: !!className, + }); + + return
{activeComponent}
; +} + +const Stepper = { + Container: StepperContainer, + Item: StepperItem, +}; + +export default Stepper;