[Admin] New hacker review logic and indicator

apps/site/src/app/admin/applicants/[uid]/Applicant.tsx

@@ -30,7 +30,7 @@ function Applicant({ params }: ApplicantProps) {
 		);
 	}
 
-	const { first_name, last_name } = applicant;
+	const { first_name, last_name, application_data } = applicant;
 
 	return (
 		<ContentLayout
@@ -42,6 +42,7 @@ function Applicant({ params }: ApplicantProps) {
 						applicant.roles.includes(ParticipantRole.Hacker) ? (
 							<HackerApplicantActions
 								applicant={applicant._id}
+								reviews={application_data.reviews}
 								submitReview={submitReview}
 							/>
 						) : (

apps/site/src/app/admin/applicants/[uid]/components/HackerApplicantActions.tsx

@@ -1,28 +1,43 @@
 import { useContext, useState } from "react";
 
-import { Button, Input, SpaceBetween } from "@cloudscape-design/components";
-import { submitReview } from "@/app/admin/applicants/hackers/useApplicant";
+import {
+	Box,
+	Button,
+	Input,
+	SpaceBetween,
+} from "@cloudscape-design/components";
+import {
+	Review,
+	submitReview,
+} from "@/app/admin/applicants/hackers/useApplicant";
 import { Uid } from "@/lib/userRecord";
 import UserContext from "@/lib/admin/UserContext";
 import { isReviewer } from "@/lib/admin/authorization";
 
 interface ApplicantActionsProps {
 	applicant: Uid;
+	reviews: Review[];
 	submitReview: submitReview;
 }
 
 function HackerApplicantActions({
 	applicant,
+	reviews,
 	submitReview,
 }: ApplicantActionsProps) {
-	const { roles } = useContext(UserContext);
+	const { uid, roles } = useContext(UserContext);
 	const [value, setValue] = useState("");
+	// const canReview = either there are less than 2 reviewers or uid is in current reviews
+	const uniqueReviewers = new Set(reviews.map((review) => review[1]));
+	const canReview = uid
+		? uniqueReviewers.size < 2 || uniqueReviewers.has(uid)
+		: false;
 
 	if (!isReviewer(roles)) {
 		return null;
 	}
 
-	return (
+	return canReview ? (
 		<SpaceBetween direction="horizontal" size="xs">
 			<Input
 				onChange={({ detail }) => setValue(detail.value)}
@@ -31,16 +46,23 @@ function HackerApplicantActions({
 				inputMode="decimal"
 				placeholder="Applicant score"
 				step={0.5}
+				disabled={!canReview}
 			/>
 			<Button
 				onClick={() => {
 					submitReview(applicant, value);
 					setValue("");
 				}}
+				disabled={!canReview}
 			>
 				Submit
 			</Button>
 		</SpaceBetween>
+	) : (
+		<Box variant="awsui-key-label" color="text-status-warning">
+			Two reviewers have already submitted reviews. Log in as one of them to
+			submit a review.
+		</Box>
 	);
 }