src/reducers/TraineeReducer.js

-import { GET_TRAINEES, GET_PROFILES, GET_SELECTED_PROFILE, SET_STATUS } from '../actions/types';
+import {
+  GET_PROFILES,
+  GET_SELECTED_PROFILE,
+  GET_TRAINEES,
+  SET_STATUS,
+} from '../actions/types';
 
 const INITIAL_STATE = { profiles: [], selectedProfile: {} };
 
@@ -11,12 +16,18 @@ export default (state = INITIAL_STATE, action) => {
     case GET_SELECTED_PROFILE:
       return { ...state, selectedProfile: action.payload };
     case SET_STATUS:
-      const index = state.profiles.findIndex(item => item.id === action.payload.id);
+      const index = state.profiles.findIndex(
+        (item) => item.id === action.payload.id
+      );
       state.profiles.splice(index, 1, action.payload);
       if (action.payload.id === state.selectedProfile.id) {
-        return { ...state, profiles: [...state.profiles], selectedProfile: action.payload };
+        return {
+          ...state,
+          profiles: [...state.profiles],
+          selectedProfile: action.payload,
+        };
       }
-      return { ...state, profiles: [...state.profiles] }
+      return { ...state, profiles: [...state.profiles] };
     default:
       return state;
   }

src/reducers/UserReducer.js

 import {
+  GET_DEADLINE,
   GET_USERDATA,
-  PROFILE_CHANGE,
   GROUP_CHANGE,
+  PROFILE_CHANGE,
 } from '../actions/types';
 
-const INITIAL_STATE = {
-};
+const INITIAL_STATE = {};
 
 export default (state = INITIAL_STATE, action) => {
   switch (action.type) {
     case GET_USERDATA:
       return { ...state, ...action.payload };
+    case GET_DEADLINE:
+      return { ...state, ...action.payload };
     case PROFILE_CHANGE:
       return { ...state, [action.target]: action.payload };
     case GROUP_CHANGE:

src/reducers/index.js

-import { combineReducers } from 'redux';
-import UserReducer from './UserReducer';
-import NewsReducer from './NewsReducer';
 import AddNewsReducer from './AddNewsReducer';
-import EditNewsReducer from './EditNewsReducer';
-import HomeworksReducer from './HomeworksReducer';
-import AddTaskReducer from './AddTaskReducer';
 import AddSolutionReducer from './AddSolutionReducer';
+import AddTaskReducer from './AddTaskReducer';
+import CorrectSolutionReducer from './CorrectSolutionReducer';
+import EditNewsReducer from './EditNewsReducer';
+import EditTaskReducer from './EditTaskReducer';
 import EventReducer from './EventReducer';
+import GroupsReducer from './GroupsReducer';
+import HomeworksReducer from './HomeworksReducer';
+import ImagesReducer from './ImagesReducer';
+import MentorsReducer from './MentorsReducer';
+import NewsReducer from './NewsReducer';
 import NoteReducer from './NoteReducer';
 import TraineeReducer from './TraineeReducer';
-import CorrectSolutionReducer from './CorrectSolutionReducer';
+import UserReducer from './UserReducer';
+import { combineReducers } from 'redux';
 
 const rootReducer = combineReducers({
   user: UserReducer,
   news: NewsReducer,
   newNews: AddNewsReducer,
   selectedNews: EditNewsReducer,
-  events: EventReducer,
-  trainees: TraineeReducer,
-  notes: NoteReducer,
   homeworks: HomeworksReducer,
+  correction: CorrectSolutionReducer,
   newTask: AddTaskReducer,
+  selectedTask: EditTaskReducer,
   newSolution: AddSolutionReducer,
-  correction: CorrectSolutionReducer,
+  events: EventReducer,
+  trainees: TraineeReducer,
+  notes: NoteReducer,
+  groups: GroupsReducer,
+  mentors: MentorsReducer,
+  images: ImagesReducer,
 });
 
 export default rootReducer;

src/registerServiceWorker.js

+/* eslint-disable no-param-reassign */
+/* eslint-disable no-use-before-define */
+// In production, we register a service worker to serve assets from local cache.
+
+// This lets the app load faster on subsequent visits in production, and gives
+// it offline capabilities. However, it also means that developers (and users)
+// will only see deployed updates on the "N+1" visit to a page, since previously
+// cached resources are updated in the background.
+
+// To learn more about the benefits of this model, read https://goo.gl/KwvDNy.
+// This link also includes instructions on opting out of this behavior.
+
+const isLocalhost = Boolean(
+  window.location.hostname === 'localhost' ||
+    // [::1] is the IPv6 localhost address.
+    window.location.hostname === '[::1]' ||
+    // 127.0.0.1/8 is considered localhost for IPv4.
+    window.location.hostname.match(
+      /^127(?:\.(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)){3}$/
+    )
+);
+
+export default function register() {
+  if (process.env.NODE_ENV === 'production' && 'serviceWorker' in navigator) {
+    // The URL constructor is available in all browsers that support SW.
+    const publicUrl = new URL(process.env.PUBLIC_URL, window.location);
+    if (publicUrl.origin !== window.location.origin) {
+      // Our service worker won't work if PUBLIC_URL is on a different origin
+      // from what our page is served on. This might happen if a CDN is used to
+      // serve assets; see https://github.com/facebookincubator/create-react-app/issues/2374
+      return;
+    }
+
+    window.addEventListener('load', () => {
+      const swUrl = `${process.env.PUBLIC_URL}/service-worker.js`;
+
+      if (!isLocalhost) {
+        // Is not local host. Just register service worker
+        registerValidSW(swUrl);
+      } else {
+        // This is running on localhost. Lets check if a service worker still exists or not.
+        checkValidServiceWorker(swUrl);
+      }
+    });
+  }
+}
+
+function registerValidSW(swUrl) {
+  navigator.serviceWorker
+    .register(swUrl)
+    .then((registration) => {
+      registration.onupdatefound = () => {
+        const installingWorker = registration.installing;
+        installingWorker.onstatechange = () => {
+          if (installingWorker.state === 'installed') {
+            if (navigator.serviceWorker.controller) {
+              // At this point, the old content will have been purged and
+              // the fresh content will have been added to the cache.
+              // It's the perfect time to display a "New content is
+              // available; please refresh." message in your web app.
+              console.log('New content is available; please refresh.');
+            } else {
+              // At this point, everything has been precached.
+              // It's the perfect time to display a
+              // "Content is cached for offline use." message.
+              console.log('Content is cached for offline use.');
+            }
+          }
+        };
+      };
+    })
+    .catch((error) => {
+      console.error('Error during service worker registration:', error);
+    });
+}
+
+function checkValidServiceWorker(swUrl) {
+  // Check if the service worker can be found. If it can't reload the page.
+  fetch(swUrl)
+    .then((response) => {
+      // Ensure service worker exists, and that we really are getting a JS file.
+      if (
+        response.status === 404 ||
+        response.headers.get('content-type').indexOf('javascript') === -1
+      ) {
+        // No service worker found. Probably a different app. Reload the page.
+        navigator.serviceWorker.ready.then((registration) => {
+          registration.unregister().then(() => {
+            window.location.reload();
+          });
+        });
+      } else {
+        // Service worker found. Proceed as normal.
+        registerValidSW(swUrl);
+      }
+    })
+    .catch(() => {
+      console.log(
+        'No internet connection found. App is running in offline mode.'
+      );
+    });
+}
+
+export function unregister() {
+  if ('serviceWorker' in navigator) {
+    navigator.serviceWorker.ready.then((registration) => {
+      registration.unregister();
+    });
+  }
+}

src/setupProxy.js

+const { createProxyMiddleware } = require("http-proxy-middleware");
+
+module.exports = function (app) {
+  app.use(
+    "/api",
+    createProxyMiddleware({
+      target: "http://localhost:8000",
+      changeOrigin: true,
+    }),
+  );
+  app.use(
+    "/admin",
+    createProxyMiddleware({
+      target: "http://localhost:8000",
+      changeOrigin: true,
+    }),
+  );
+  app.use(
+    "/staticfiles",
+    createProxyMiddleware({
+      target: "http://localhost:8000",
+      changeOrigin: true,
+    }),
+  );
+  app.use(
+    "/mediafiles",
+    createProxyMiddleware({
+      target: "http://localhost:8000",
+      changeOrigin: true,
+    }),
+  );
+  app.use(
+    "/oidc",
+    createProxyMiddleware({
+      target: "http://localhost:8000",
+      changeOrigin: true,
+    }),
+  );
+};