Fix projects page (#219)

* fix #218

* fix tests

frontend/src/views/ProjectsView.vue

@@ -28,15 +28,16 @@ import { computed, ref } from "vue";
 import type Project from "@/models/Project";
 
 const { data: projects, isLoading, isError } = useProjectsQuery();
-const noProjectsFound = computed(() => projects.value?.length === 0);
+const allProjects = computed(() =>
+    isLoading.value ? [] : [...projects.value!.as_student, ...projects.value!.as_instructor]
+);
+const noProjectsFound = computed(() => allProjects.value.length === 0);
 
 const activeButton = ref("notFinished");
 
 const filteredProjects = computed(() => {
-    if (!projects.value) return [];
-
     const now = new Date();
-    const sortedProjects = projects.value
+    const sortedProjects = allProjects.value
         .slice()
         .sort(
             (a: Project, b: Project) =>

frontend/tests/views/ProjectsView.spec.ts

@@ -3,9 +3,10 @@ import {expect, describe, it, vi} from "vitest";
 import ProjectsView from "@/views/ProjectsView.vue"
 import {ref} from "vue";
 
-const mockProjects = [
-    {id: 1}
-]
+const mockProjects = {
+    as_student: [{id: 1}],
+    as_instructor: [{id: 2}],
+};
 
 const testProjectsQuery = {
     data: ref(mockProjects),