Created
April 14, 2022 08:29
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| /** | |
| * inspired from https://www.yld.io/blog/global-notifications-with-reacts-context-api/ | |
| */ | |
| import React, { useState, useCallback } from 'react'; | |
| export const ToastContext = React.createContext({ | |
| toasts: null, | |
| addToast: () => {}, | |
| removeToast: () => {}, | |
| }); | |
| export default function ToastContextProvider({ children }) { | |
| const [toasts, setToasts] = useState([]); | |
| function id(toast) { | |
| return toast.__id | |
| } | |
| const addToast = (toast) => { | |
| toast.__id ??= new Date() | |
| setToasts( (toasts)=>[...toasts, toast]); | |
| return id(toast) | |
| } | |
| const removeToast = (toast) => { | |
| setToasts( (toastList) => { | |
| return toastList.filter((current) => id(current) !== id(toast)) | |
| }) | |
| } | |
| const contextValue = { | |
| toasts: toasts, | |
| addToast: useCallback((error) => addToast(error), []), | |
| removeToast: useCallback((error) => removeToast(error), []) | |
| }; | |
| return ( | |
| <ToastContext.Provider value={contextValue}> | |
| {children} | |
| </ToastContext.Provider> | |
| ); | |
| } |
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