chore(frontend): changed source code to src folder from root

frontend/src/components/context/Notifications/NotificationProvider.tsx

@@ -0,0 +1,69 @@
+import { createContext, ReactNode, useContext, useState } from 'react';
+
+import Notifications from './Notifications';
+
+type NotificationType = 'success' | 'error' | 'info';
+
+export type Notification = {
+  text: string;
+  type?: NotificationType;
+  timeoutMs?: number;
+};
+
+type NotificationContextState = {
+  createNotification: (newNotification: Notification) => void;
+};
+
+const NotificationContext = createContext<NotificationContextState>({
+  createNotification: () => console.log('createNotification not set!')
+});
+
+export const useNotificationContext = () => useContext(NotificationContext);
+
+interface NotificationProviderProps {
+  children: ReactNode;
+}
+
+const NotificationProvider = ({ children }: NotificationProviderProps) => {
+  const [notifications, setNotifications] = useState<Required<Notification>[]>(
+    []
+  );
+
+  const clearNotification = (text: string) => {
+    return setNotifications((state) =>
+      state.filter((notif) => notif.text !== text)
+    );
+  };
+
+  const createNotification = ({
+    text,
+    type = 'success',
+    timeoutMs = 4000
+  }: Notification) => {
+    const doesNotifExist = notifications.some((notif) => notif.text === text);
+
+    if (doesNotifExist) {
+      return;
+    }
+
+    const newNotification: Required<Notification> = { text, type, timeoutMs };
+
+    return setNotifications((state) => [...state, newNotification]);
+  };
+
+  return (
+    <NotificationContext.Provider
+      value={{
+        createNotification
+      }}
+    >
+      <Notifications
+        notifications={notifications}
+        clearNotification={clearNotification}
+      />
+      {children}
+    </NotificationContext.Provider>
+  );
+};
+
+export default NotificationProvider;