import React , { useEffect } from "react" ; import { CSSTransition , TransitionGroup } from "react-transition-group" ; import styles from "./Toast.module.css" ; export interface Toast { id : number | string ; message : string ; showTimeMs ? : number ; appearance ? : "Success" | "Failure" ; } interface ToastProps { toasts ? : Toast [ ] ; removeToast : ( toast : Toast ) => void ; } const Toast = ( { toast } ) => ( < div className = { styles [ `toast${ toast . appearance ?? "" }` ] } > { toast . message } < /div>); export const ToastList = ( { toasts , removeToast } ) => { useEffect ( ( ) => { if ( toasts ?. length ) { const newToast = toasts [ 0 ] ; if ( typeof newToast . showTimeMs === "number" ) { setTimeout ( ( ) => removeToast ( newToast ) , newToast . showTimeMs ) ; } } } , [ toasts ] ) ; return ( < TransitionGroup className = { styles . toastList } > { toasts ?. map ( ( toast ) => ( < CSSTransition key = { String ( toast . id ) } timeout = { 200 } classNames = "toast" > < Toast toast = { toast } /> < /CSSTransition>))} < /TransitionGroup>); } ;