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 +1,280 @@
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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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function escapeCsvField(field: string | number | null | undefined): string {
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if (field === null || field === undefined) return '';
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const str = String(field);
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// Escape fields containing quotes, commas, or newlines
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if (str.includes(',') || str.includes('"') || str.includes('\n') || str.includes('\r')) {
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return `"${str.replace(/"/g, '""')}"`;
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}
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return str;
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}
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function toCsvRow(fields: (string | number | null | undefined)[]): string {
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return fields.map(escapeCsvField).join(',');
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}
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export async function GET(request: Request) {
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try {
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const session = await getSession();
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if (!session) {
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return NextResponse.json({ error: 'Not authenticated' }, { status: 401 });
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}
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const { searchParams } = new URL(request.url);
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const type = searchParams.get('type') || 'students';
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const classGroupId = searchParams.get('classGroupId');
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const schoolYearId = searchParams.get('schoolYearId');
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const schoolId = searchParams.get('schoolId') ?? session.user?.schoolId ?? undefined;
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let csvContent = '';
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let filename = `${type}_export.csv`;
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if (type === 'students') {
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// Students CSV
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const where: Record<string, unknown> = { deletedAt: null };
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if (schoolId) where.schoolId = schoolId;
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let students = await db.student.findMany({
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where,
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orderBy: { lastName: 'asc' },
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include: {
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school: { select: { name: true } },
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enrollments: {
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where: classGroupId ? { classGroupId } : {},
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include: {
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classGroup: { select: { name: true, gradeLevel: true } },
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},
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},
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_count: {
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select: { learningProgressEntries: true, assessmentResults: true },
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},
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},
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});
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// Filter by school year if specified
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if (schoolYearId && !classGroupId) {
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students = students.filter((s) =>
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s.enrollments.some((e) => e.schoolYearId === schoolYearId)
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);
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} else if (classGroupId) {
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students = students.filter((s) =>
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s.enrollments.some((e) => e.classGroupId === classGroupId)
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);
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}
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const header = ['ID', 'First Name', 'Last Name', 'Date of Birth', 'External ID', 'School', 'Class', 'Grade Level', 'Progress Entries', 'Assessment Results'];
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csvContent = header.map(escapeCsvField).join(',') + '\n';
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for (const s of students) {
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const enrollment = s.enrollments[0];
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csvContent += toCsvRow([
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s.id,
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s.firstName,
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s.lastName,
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s.dateOfBirth ? new Date(s.dateOfBirth).toLocaleDateString() : '',
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s.externalId ?? '',
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s.school.name,
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enrollment?.classGroup?.name ?? '',
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enrollment?.classGroup?.gradeLevel ?? '',
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s._count.learningProgressEntries,
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s._count.assessmentResults,
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]) + '\n';
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}
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filename = `students_export.csv`;
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} else if (type === 'progress') {
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// Progress entries CSV
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const where: Record<string, unknown> = {};
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if (classGroupId) where.classGroupId = classGroupId;
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let entries = await db.learningProgressEntry.findMany({
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where,
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orderBy: { date: 'desc' },
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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 } },
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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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// Filter by school year through classGroup
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if (schoolYearId) {
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const classGroups = await db.classGroup.findMany({
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where: { schoolYearId },
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select: { id: true },
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});
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const classIds = classGroups.map((c) => c.id);
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entries = entries.filter((e) => classIds.includes(e.classGroupId));
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}
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// Filter by school
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if (schoolId) {
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const classGroups = await db.classGroup.findMany({
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where: { schoolId },
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select: { id: true },
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});
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const classIds = classGroups.map((c) => c.id);
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entries = entries.filter((e) => classIds.includes(e.classGroupId));
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}
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const header = ['ID', 'Date', 'Student First Name', 'Student Last Name', 'Student ID', 'Competency Code', 'Competency Title', 'Category', 'Mastery Level', 'Note', 'Teacher', 'Class'];
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csvContent = header.map(escapeCsvField).join(',') + '\n';
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for (const e of entries) {
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csvContent += toCsvRow([
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e.id,
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new Date(e.date).toLocaleDateString(),
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e.student.firstName,
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e.student.lastName,
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e.student.id,
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e.competency.code,
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e.competency.title,
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e.competency.category.name,
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e.masteryLevelValue,
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e.note ?? '',
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`${e.teacher.firstName} ${e.teacher.lastName}`,
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e.classGroup.name,
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]) + '\n';
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}
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filename = `progress_export.csv`;
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} else if (type === 'assessments') {
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// Assessments CSV
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const where: Record<string, unknown> = {};
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if (classGroupId) where.classGroupId = classGroupId;
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let assessments = await db.assessment.findMany({
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where,
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orderBy: { date: 'desc' },
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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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teacher: { select: { id: true, firstName: true, lastName: true } },
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assessmentResults: {
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include: {
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student: { select: { id: true, firstName: true, lastName: true } },
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},
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},
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},
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});
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if (schoolYearId) {
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const classGroups = await db.classGroup.findMany({
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where: { schoolYearId },
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select: { id: true },
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});
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const classIds = classGroups.map((c) => c.id);
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assessments = assessments.filter((a) => classIds.includes(a.classGroupId));
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}
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if (schoolId) {
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const classGroups = await db.classGroup.findMany({
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where: { schoolId },
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select: { id: true },
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});
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const classIds = classGroups.map((c) => c.id);
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assessments = assessments.filter((a) => classIds.includes(a.classGroupId));
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}
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const header = ['Assessment ID', 'Title', 'Date', 'Type', 'Subject', 'Class', 'Teacher', 'Max Score', 'Weight', 'Student ID', 'Student Name', 'Score', 'Mastery Level', 'Note'];
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csvContent = header.map(escapeCsvField).join(',') + '\n';
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for (const a of assessments) {
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if (a.assessmentResults.length === 0) {
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csvContent += toCsvRow([
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a.id, a.title, new Date(a.date).toLocaleDateString(), a.type,
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a.subject.name, a.classGroup.name,
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`${a.teacher.firstName} ${a.teacher.lastName}`,
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a.maxScore ?? '', a.weight, '', '', '', '', '',
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]) + '\n';
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} else {
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for (const r of a.assessmentResults) {
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csvContent += toCsvRow([
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a.id, a.title, new Date(a.date).toLocaleDateString(), a.type,
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a.subject.name, a.classGroup.name,
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`${a.teacher.firstName} ${a.teacher.lastName}`,
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a.maxScore ?? '', a.weight,
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r.studentId, `${r.student.firstName} ${r.student.lastName}`,
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r.score ?? '', r.masteryLevelValue ?? '', r.note ?? '',
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]) + '\n';
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}
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}
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}
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filename = `assessments_export.csv`;
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} else if (type === 'grades') {
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// Grades CSV
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const where: Record<string, unknown> = {};
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if (classGroupId) where.classGroupId = classGroupId;
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if (schoolYearId) where.schoolYearId = schoolYearId;
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let grades = await db.computedGrade.findMany({
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where,
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orderBy: [{ student: { lastName: 'asc' } }],
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include: {
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student: { select: { id: true, firstName: true, lastName: true } },
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subject: { select: { id: true, name: true } },
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classGroup: { select: { id: true, name: true } },
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schoolYear: { select: { id: true, label: true } },
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},
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});
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if (schoolId && !classGroupId) {
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const classGroups = await db.classGroup.findMany({
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where: { schoolId },
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select: { id: true },
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});
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const classIds = classGroups.map((c) => c.id);
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grades = grades.filter((g) => classIds.includes(g.classGroupId));
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}
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const header = ['Student ID', 'Student First Name', 'Student Last Name', 'Subject', 'Class', 'School Year', 'Period', 'Computed Value', 'Overridden Value', 'Override Reason', 'Finalized'];
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csvContent = header.map(escapeCsvField).join(',') + '\n';
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for (const g of grades) {
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csvContent += toCsvRow([
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g.studentId, g.student.firstName, g.student.lastName,
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g.subject.name, g.classGroup.name, g.schoolYear.label,
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g.period, g.computedValue.toFixed(2),
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g.overriddenValue?.toFixed(2) ?? '', g.overrideReason ?? '',
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g.isFinalized ? 'Yes' : 'No',
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]) + '\n';
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}
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filename = `grades_export.csv`;
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}
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// Create audit log for export
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await db.auditLog.create({
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data: {
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userId: session.userId,
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schoolId: session.user?.schoolId ?? null,
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action: 'EXPORT',
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entityType: 'DataExport',
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entityId: null,
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metadata: JSON.stringify({ type, classGroupId, schoolYearId }),
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},
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});
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return new NextResponse(csvContent, {
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headers: {
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'Content-Type': 'text/csv; charset=utf-8',
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'Content-Disposition': `attachment; filename="${filename}"`,
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},
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});
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} catch (error) {
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console.error('CSV Export error:', error);
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return NextResponse.json({ error: 'Internal server error' }, { status: 500 });
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}
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}
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