Implement TestResult.setMark

lib/TestResult.js

@@ -1,5 +1,7 @@
 'use strict';
 
+const MySQLDate = require('./MySQLDate');
+
 class TestResult {
 	id;
 
@@ -17,7 +19,7 @@ class TestResult {
 
 	time;
 
-	#mark;
+	mark;
 
 	#conn;
 
@@ -76,18 +78,29 @@ class TestResult {
 		this.#loaded = true;
 	}
 
-	set mark(mark) {
-		//TODO handle saving mark
-		this.#mark = mark;
-	}
+	async setMark(mark) {
+		const sql = `
+			update
+				testResult
+			set
+				mark = ?,
+				time = ?
+			where
+				testResultId = ?;
+		`;
 
-	get mark() {
-		return this.#mark;
+		await this.#conn.runQuery(sql, [
+			mark,
+			new MySQLDate(),
+			this.id
+		]);
+
+		this.mark = mark;
 	}
 
 	get percentage() {
-		return (
-			parseInt(this.#mark) /
+		return Math.round(
+			parseInt(this.mark) /
 			parseInt(this.test.template.maxMark) *
 			100
 		);