Fill Blanks changes

src/components/HighlightContent.tsx

@@ -0,0 +1,39 @@
+import { useCallback } from "react";
+
+const HighlightContent: React.FC<{
+    html: string; 
+    highlightPhrases: string[], 
+    firstOccurence?: boolean
+}> = ({
+    html, 
+    highlightPhrases, 
+    firstOccurence = false 
+}) => {
+
+    const createHighlightedContent = useCallback(() => {
+        if (highlightPhrases.length === 0) {
+            return { __html: html };
+        }
+
+        const escapeRegExp = (string: string) => {
+            return string.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
+        };
+
+        const regex = new RegExp(`(${highlightPhrases.map(escapeRegExp).join('|')})`, 'i');
+        const globalRegex = new RegExp(`(${highlightPhrases.map(escapeRegExp).join('|')})`, 'gi');
+
+        let highlightedHtml = html;
+
+        if (firstOccurence) {
+            highlightedHtml = html.replace(regex, (match) => `<span style="background-color: yellow;">${match}</span>`);
+        } else {
+            highlightedHtml = html.replace(globalRegex, (match) => `<span style="background-color: yellow;">${match}</span>`);
+        }
+
+        return { __html: highlightedHtml };
+    }, [html, highlightPhrases, firstOccurence]);
+
+    return <div dangerouslySetInnerHTML={createHighlightedContent()} />;
+};
+
+export default HighlightContent;