feat: Implement a cancel button

frontend/src/containers/Review.ts

@@ -1,8 +1,8 @@
 import { connect } from "react-redux";
 
 import {
-    setDrawerButton, setReviewPopover, setReviewSummary, setLastReview,
-    setReview, setReviewLoading
+    setDrawerButton, setReviewPopover, setReviewSummary,
+    setReview, setReviewLoading, setReviewDialog
 } from "../actions";
 
 import { IReviewMetadata } from "../models/review";
@@ -11,6 +11,7 @@ import ReviewPage from "../pages/review";
 
 const mapStateToProps = state => {
     return {
+        dialogOpen: state.review.dialogOpen,
         metadata: state.review.metadata,
         vocab: state.review.vocab,
         current: state.review.current,
@@ -28,6 +29,7 @@ const mapDispatchToProps = dispatch => {
         setSummary: (state: boolean) => dispatch(setReviewSummary(state)),
         setReview: (current: IVocab, meta: IReviewMetadata) => dispatch(setReview(current, meta)),
         setLoading: (state: boolean) => dispatch(setReviewLoading(state)),
+        setReviewDialog: (state: boolean) => dispatch(setReviewDialog(state)),
     };
 };