From c24766f8965d3cbafa2f90975a0caedb316fcb44 Mon Sep 17 00:00:00 2001
From: Riku Rauhala <riku@rauhala.io>
Date: Thu, 22 Aug 2024 11:56:43 +0300
Subject: [PATCH] [Backend] Improve types

---
 .../services/courses/courseYearlyStatsCounter.ts   | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/services/backend/src/services/courses/courseYearlyStatsCounter.ts b/services/backend/src/services/courses/courseYearlyStatsCounter.ts
index 208848267c..cb72490e9f 100644
--- a/services/backend/src/services/courses/courseYearlyStatsCounter.ts
+++ b/services/backend/src/services/courses/courseYearlyStatsCounter.ts
@@ -351,7 +351,7 @@ export class CourseYearlyStatsCounter {
       if (anonymizationSalt && normalStats.students.studentnumbers.length < 6) {
         this.obfuscated = true
 
-        const gradeSpread = {}
+        const gradeSpread = {} as { [grade: string]: string[] }
         for (const grade of Object.keys(normalStats.attempts.grades)) {
           gradeSpread[grade] = []
         }
@@ -363,19 +363,19 @@ export class CourseYearlyStatsCounter {
           coursecode: rest.coursecode,
           attempts: {
             categories: {
-              failed: [],
-              passed: [],
+              failed: [] as string[],
+              passed: [] as string[],
             },
             grades: gradeSpread,
           },
           yearcode: rest.yearcode,
           students: {
             categories: {
-              passedFirst: [],
-              passedEventually: [],
-              neverPassed: [],
+              passedFirst: [] as string[],
+              passedEventually: [] as string[],
+              neverPassed: [] as string[],
             },
-            studentnumbers: [],
+            studentnumbers: [] as string[],
           },
         }
         return obfuscatedStats