LearnSpace: full-stack educational whiteboard platform

Node.js/Express backend + vanilla JS frontend. Features: real-time collaborative whiteboard (SSE), multi-page support, LaTeX formulas, shapes/connectors, coordinate systems, number lines, compass, zoom/pan, Catmull-Rom pencil smoothing, ruler/protractor with rotation & resize controls, minimap navigation overlay, auto-measurements, multi-page thumbnails sidebar, PNG export, page templates. Student/teacher workflows: classes, assignments, library, dashboard. Mobile responsive. SQLite (better-sqlite3). Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-04-12 10:10:37 +03:00
commit be4d43105e
204 changed files with 118117 additions and 0 deletions
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+const router = require('express').Router();
+const { authMiddleware, requireRole } = require('../middleware/auth');
+const validate = require('../middleware/validate');
+const ctrl = require('../controllers/assignmentController');
+
+const MODES = ['exam', 'practice', 'repeat', 'ct'];
+
+const createSchema = { body: {
+  title:        { type: 'string', required: true, minLen: 1, maxLen: 200 },
+  subject_slug: { type: 'string', maxLen: 100 },
+  mode:         { type: 'string', oneOf: MODES },
+  count:        { type: 'number', min: 1, max: 200 },
+  deadline:     { type: 'string', maxLen: 30 },
+}};
+
+const updateSchema = { body: {
+  title:        { type: 'string', required: true, minLen: 1, maxLen: 200 },
+  subject_slug: { type: 'string', maxLen: 100 },
+  mode:         { type: 'string', oneOf: MODES },
+  count:        { type: 'number', min: 1, max: 200 },
+  deadline:     { type: 'string', maxLen: 30 },
+}};
+
+const directSchema = { body: {
+  title:         { type: 'string', required: true, minLen: 1, maxLen: 200 },
+  subject_slug:  { type: 'string', maxLen: 100 },
+  mode:          { type: 'string', oneOf: MODES },
+  count:         { type: 'number', min: 1, max: 200 },
+  deadline:      { type: 'string', maxLen: 30 },
+  student_email: { type: 'string', maxLen: 255 },
+}};
+
+const bulkSchema = { body: {
+  title:    { type: 'string', required: true, minLen: 1, maxLen: 200 },
+  class_id: { type: 'number', required: true, min: 1 },
+  mode:     { type: 'string', oneOf: MODES },
+  count:    { type: 'number', min: 1, max: 200 },
+}};
+
+router.use(authMiddleware);
+
+router.get('/my',               ctrl.myAssignments);
+router.get('/teacher',          requireRole('teacher','admin'), ctrl.teacherAssignments);
+router.get('/templates',        requireRole('teacher','admin'), ctrl.listTemplates);
+router.post('/templates',       requireRole('teacher','admin'), ctrl.saveTemplate);
+router.delete('/templates/:id', requireRole('teacher','admin'), ctrl.deleteTemplate);
+router.post('/bulk',            requireRole('teacher','admin'), validate(bulkSchema),   ctrl.bulkCreateAssignment);
+router.post('/',                requireRole('teacher','admin'), validate(directSchema), ctrl.createDirectAssignment);
+router.post('/:id/start',       ctrl.startAssignment);
+router.get('/:id/results',                        requireRole('teacher','admin'), ctrl.assignmentResults);
+router.get('/:id/question-stats',                 requireRole('teacher','admin'), ctrl.assignmentQuestionStats);
+router.get('/:id/sessions/:session_id/review',    requireRole('teacher','admin'), ctrl.assignmentSessionReview);
+router.put('/:id',              requireRole('teacher','admin'), validate(updateSchema), ctrl.updateAssignment);
+router.delete('/:id',           requireRole('teacher','admin'), ctrl.deleteAssignment);
+
+module.exports = router;