Initial commit: ExaMetra v1.0.0 — Free & open-source competence & grading platform
Features: - 15+ views: Dashboard, Classes, Progress, Flower, Matrix, Assessments, Grading, Reports, Attendance, Calendar, Lesson Plans, Analytics, Parent Communication, Behavior Tracking, Settings - 34+ API endpoints - 30+ Prisma models - 700+ i18n keys (German + English) - Keyboard shortcuts (Cmd+K, Cmd+1-9, Cmd+/) - Batch deletion, drag-and-drop seating, custom color palette - Demo accounts (admin, teacher, student, parent) - Dark mode, responsive design, print styles - CSV/PDF export, notification system, onboarding tour - Zero emojis — all replaced with Lucide icons - MIT License
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Mustafa Cetin committed
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@@ -0,0 +1,209 @@
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import { NextResponse } from 'next/server';
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import { db } from '@/lib/db';
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import { getSession } from '@/lib/auth';
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export async function GET(request: Request) {
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try {
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const session = await getSession();
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if (!session) {
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return NextResponse.json({ error: 'Not authenticated' }, { status: 401 });
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}
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const { searchParams } = new URL(request.url);
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const schoolId = searchParams.get('schoolId') ?? session.user?.schoolId ?? undefined;
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const schoolYearId = searchParams.get('schoolYearId');
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if (!schoolId) {
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return NextResponse.json(
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{ error: 'schoolId is required (pass as query param or have a school assigned to user)' },
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{ status: 400 }
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);
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}
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// ── Classes Overview ──
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const classWhere: Record<string, unknown> = { schoolId };
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if (schoolYearId) classWhere.schoolYearId = schoolYearId;
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// For teachers, only show assigned classes
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if (session.user?.role === 'TEACHER' && session.userId) {
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classWhere.teachers = { some: { userId: session.userId } };
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}
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const classes = await db.classGroup.findMany({
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where: classWhere,
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orderBy: { name: 'asc' },
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include: {
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schoolYear: { select: { id: true, label: true } },
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teachers: {
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include: {
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user: { select: { id: true, firstName: true, lastName: true } },
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},
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},
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_count: {
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select: {
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enrollments: { where: { endDate: null } },
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assessments: true,
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},
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},
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},
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});
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const classesOverview = classes.map((cls) => ({
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id: cls.id,
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name: cls.name,
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gradeLevel: cls.gradeLevel,
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schoolType: cls.schoolType,
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schoolYear: cls.schoolYear,
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studentCount: cls._count.enrollments,
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assessmentCount: cls._count.assessments,
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teachers: cls.teachers.map((t) => ({
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...t.user,
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teacherRole: t.role,
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})),
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}));
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// ── Recent Progress Entries ──
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const recentEntries = await db.learningProgressEntry.findMany({
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where: {
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classGroup: { schoolId },
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...(schoolYearId ? { classGroup: { schoolYearId } } : {}),
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},
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orderBy: { createdAt: 'desc' },
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take: 20,
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include: {
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student: { select: { id: true, firstName: true, lastName: true } },
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competency: {
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select: {
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id: true,
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code: true,
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title: true,
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category: { select: { id: true, name: true, color: true } },
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},
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},
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teacher: { select: { id: true, firstName: true, lastName: true } },
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classGroup: { select: { id: true, name: true } },
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},
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});
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// ── Students needing attention ──
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// Find students with low average mastery (< 2.0 out of 4.0)
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const studentsWithProgress = await db.learningProgressEntry.findMany({
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where: {
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classGroup: { schoolId },
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...(schoolYearId ? { classGroup: { schoolYearId } } : {}),
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},
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select: {
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studentId: true,
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masteryLevelValue: true,
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competencyId: true,
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},
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});
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// Calculate average mastery per student
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const studentMasteryMap = new Map<string, { total: number; count: number }>();
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for (const entry of studentsWithProgress) {
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const current = studentMasteryMap.get(entry.studentId) ?? { total: 0, count: 0 };
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current.total += entry.masteryLevelValue;
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current.count += 1;
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studentMasteryMap.set(entry.studentId, current);
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}
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const lowMasteryStudentIds = Array.from(studentMasteryMap.entries())
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.filter(([, data]) => data.count > 0 && data.total / data.count < 2.0)
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.map(([id]) => id);
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const studentsNeedingAttention = await db.student.findMany({
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where: {
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id: { in: lowMasteryStudentIds },
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deletedAt: null,
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},
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select: {
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id: true,
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firstName: true,
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lastName: true,
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enrollments: {
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where: { endDate: null },
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select: {
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classGroup: { select: { id: true, name: true, gradeLevel: true } },
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},
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},
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},
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});
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// Add average mastery to each student
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const studentsWithAvg = studentsNeedingAttention.map((s) => {
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const data = studentMasteryMap.get(s.id);
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const avgMastery = data ? Math.round(data.total / data.count * 100) / 100 : 0;
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return {
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...s,
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averageMastery: avgMastery,
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};
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});
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// ── Stats ──
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const totalStudents = await db.student.count({
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where: { schoolId, deletedAt: null },
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});
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const totalClasses = await db.classGroup.count({
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where: classWhere,
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});
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const totalAssessments = await db.assessment.count({
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where: {
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classGroup: { schoolId },
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...(schoolYearId ? { classGroup: { schoolYearId } } : {}),
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},
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});
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const totalProgressEntries = await db.learningProgressEntry.count({
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where: {
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classGroup: { schoolId },
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...(schoolYearId ? { classGroup: { schoolYearId } } : {}),
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},
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});
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const totalReports = await db.report.count({
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where: {
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classGroup: { schoolId },
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...(schoolYearId ? { schoolYearId } : {}),
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},
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});
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const recentAssessments = await db.assessment.findMany({
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where: {
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classGroup: { schoolId },
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...(schoolYearId ? { classGroup: { schoolYearId } } : {}),
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},
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orderBy: { date: 'desc' },
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take: 5,
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include: {
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classGroup: { select: { id: true, name: true } },
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subject: { select: { id: true, name: true } },
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_count: {
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select: { assessmentResults: true },
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},
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},
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});
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return NextResponse.json({
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classesOverview,
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recentEntries,
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recentAssessments,
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studentsNeedingAttention: studentsWithAvg,
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stats: {
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totalStudents,
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totalClasses,
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totalAssessments,
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totalProgressEntries,
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totalReports,
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},
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});
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} catch (error) {
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console.error('Dashboard GET error:', error);
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return NextResponse.json(
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{ error: 'Internal server error' },
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{ status: 500 }
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);
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}
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}
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