Update dependencies and adjust code accordingly.

package.json

@@ -11,26 +11,26 @@
     "@material-ui/styles": "^4.6.0",
     "etesync": "^0.3.1",
     "fuse.js": "^5.0.9-beta",
-    "ical.js": "^1.2.2",
+    "ical.js": "^1.4.0",
     "immutable": "^4.0.0-rc.12",
-    "localforage": "^1.7.3",
-    "moment": "^2.24.0",
+    "localforage": "^1.9.0",
+    "moment": "^2.27.0",
     "react": "^16.13.1",
-    "react-big-calendar": "^0.23.0",
-    "react-dom": "^16.4.0",
+    "react-big-calendar": "^0.26.0",
+    "react-dom": "^16.13.1",
     "react-dropzone": "^10.0.4",
-    "react-redux": "^7.1.0",
-    "react-router": "^4.3.1",
-    "react-router-dom": "^4.3.1",
+    "react-redux": "^7.2.1",
+    "react-router": "^5.2.0",
+    "react-router-dom": "^5.2.0",
     "react-scripts": "^3.4.1",
     "react-transition-group": "^4.3.0",
     "react-virtualized": "^9.21.2",
-    "redux": "^4.0.1",
-    "redux-actions": "^2.6.4",
+    "redux": "^4.0.5",
+    "redux-actions": "^2.6.5",
     "redux-logger": "^3.0.6",
-    "redux-persist": "^5.10.0",
+    "redux-persist": "^6.0.0",
     "redux-thunk": "^2.3.0",
-    "reselect": "^3.0.1",
+    "reselect": "^4.0.0",
     "uuid": "^3.1.0"
   },
   "scripts": {
@@ -41,24 +41,26 @@
     "eject": "react-scripts eject"
   },
   "devDependencies": {
+    "@testing-library/jest-dom": "^4.2.4",
+    "@testing-library/react": "^9.3.2",
+    "@testing-library/user-event": "^7.1.2",
     "@types/color": "^3.0.1",
     "@types/jest": "^24.0.4",
     "@types/node": "^11.9.3",
     "@types/node-rsa": "^1.0.0",
-    "@types/react": "^16.8.3",
+    "@types/react": "^16.9.0",
     "@types/react-big-calendar": "^0.22.3",
-    "@types/react-dom": "^16.8.1",
-    "@types/react-redux": "^7.1.1",
-    "@types/react-router": "^4.4.4",
-    "@types/react-router-dom": "^4.3.1",
+    "@types/react-dom": "^16.9.0",
+    "@types/react-redux": "^7.1.9",
+    "@types/react-router": "^5.1.8",
+    "@types/react-router-dom": "^5.1.5",
     "@types/react-virtualized": "^9.21.8",
-    "@types/redux": "^3.6.0",
-    "@types/redux-actions": "^2.3.2",
-    "@types/redux-logger": "^3.0.5",
+    "@types/redux-actions": "^2.6.1",
+    "@types/redux-logger": "^3.0.8",
     "@types/sjcl": "^1.0.28",
     "@types/urijs": "^1.15.38",
     "@types/uuid": "^3.4.3",
-    "typescript": "^3.7.2"
+    "typescript": "~3.9.7"
   },
   "browserslist": [
     ">0.2%",

src/App.tsx

@@ -308,4 +308,4 @@ const mapStateToProps = (state: store.StoreState) => {
 
 export default connect(
   mapStateToProps
-)(App);
+)(App as any);

src/components/EventEdit.tsx

@@ -48,7 +48,7 @@ interface PropsType {
   onSave: (event: EventType, journalUid: string, originalEvent?: EventType) => Promise<void>;
   onDelete: (event: EventType, journalUid: string) => void;
   onCancel: () => void;
-  location: Location;
+  location: Location<EventType>;
   history: History;
   duplicate: boolean;
 }
@@ -120,8 +120,8 @@ class EventEdit extends React.PureComponent<PropsType> {
       this.state.timezone = event.timezone;
       const rruleProp = this.props.item?.component.getFirstPropertyValue<ICAL.Recur>('rrule');
       if (rruleProp) {
-        this.state.rrule = rruleProp.toJSON();
-        if (rruleProp.until) {
+        this.state.rrule = rruleProp.toJSON() as any;
+        if (this.state.rrule && rruleProp.until) {
           this.state.rrule.until = rruleProp.until;
         }
       }

src/components/JournalEntries.tsx

@@ -37,7 +37,7 @@ interface RollbackToHereDialogPropsType {
 
 function RollbackToHereDialog(props: RollbackToHereDialogPropsType) {
   const [loading, setLoading] = React.useState(false);
-  const etesync = useCredentials();
+  const etesync = useCredentials()!;
   const dispatch = useDispatch();
   const userInfo = useSelector((state: StoreState) => state.cache.userInfo);
 

src/components/Tasks/TaskEdit.tsx

@@ -111,8 +111,8 @@ class TaskEdit extends React.PureComponent<PropsType> {
       }
       const rrule = task.rrule;
       if (rrule) {
-        this.state.rrule = rrule.toJSON();
-        if (rrule.until) {
+        this.state.rrule = rrule.toJSON() as any;
+        if (this.state.rrule && rrule.until) {
           this.state.rrule.until = rrule.until;
         }
       }

src/components/Tasks/TaskList.tsx

@@ -120,7 +120,7 @@ export default function TaskList(props: PropsType) {
   const [toast, setToast] = React.useState<{ message: string, severity: ToastProps['severity'] }>({ message: '', severity: undefined });
   const settings = useSelector((state: StoreState) => state.settings.taskSettings);
   const { filterBy, sortBy } = settings;
-  const etesync = useCredentials();
+  const etesync = useCredentials()!;
   const theme = useTheme();
   const classes = useStyles();
   const dispatch = useDispatch();