Files
notytex/routes/grading.py
2025-08-06 14:55:18 +02:00

278 lines
11 KiB
Python

from flask import Blueprint, render_template, redirect, url_for, flash, request, jsonify, current_app
from models import db, Assessment, Student, Grade, GradingElement, Exercise
from app_config import config_manager
bp = Blueprint('grading', __name__)
@bp.route('/assessments/<int:assessment_id>/grading')
def assessment_grading(assessment_id):
assessment = Assessment.query.get_or_404(assessment_id)
students = Student.query.filter_by(class_group_id=assessment.class_group_id).order_by(Student.last_name, Student.first_name).all()
# Get all grading elements for this assessment
grading_elements = []
for exercise in assessment.exercises:
for element in exercise.grading_elements:
grading_elements.append(element)
# Get existing grades
existing_grades = {}
for grade in Grade.query.join(GradingElement).join(Exercise).filter_by(assessment_id=assessment_id).all():
key = f"{grade.student_id}_{grade.grading_element_id}"
existing_grades[key] = grade
# Préparer les informations d'affichage pour les scores
scale_values = config_manager.get_competence_scale_values()
return render_template('assessment_grading.html',
assessment=assessment,
students=students,
grading_elements=grading_elements,
existing_grades=existing_grades,
scale_values=scale_values,
config_manager=config_manager)
@bp.route('/assessments/<int:assessment_id>/grading/save', methods=['POST'])
def save_grades(assessment_id):
assessment = Assessment.query.get_or_404(assessment_id)
errors = []
saved_count = 0
try:
# Traitement des notes avec protection contre les cas edge
for key, value in request.form.items():
if key.startswith('grade_'):
# Parse key: grade_<student_id>_<element_id>
parts = key.split('_')
if len(parts) != 3:
errors.append(f'Format de clé invalide: {key}')
continue
try:
student_id = int(parts[1])
element_id = int(parts[2])
except (ValueError, IndexError) as e:
errors.append(f'Identifiants invalides dans {key}: {str(e)}')
continue
# Protection contre les valeurs None ou vides
if value is None:
continue
# Vérifier que l'étudiant et l'élément existent avec protection
try:
student = Student.query.get(student_id)
grading_element = GradingElement.query.get(element_id)
except Exception as e:
errors.append(f'Erreur DB pour {key}: {str(e)}')
continue
if not student:
errors.append(f'Étudiant non trouvé: {student_id}')
continue
if not grading_element:
errors.append(f'Élément de notation non trouvé: {element_id}')
continue
# Find or create grade avec protection
try:
grade = Grade.query.filter_by(
student_id=student_id,
grading_element_id=element_id
).first()
if value.strip(): # If value is not empty
# Passer max_points pour la validation des notes
max_points = grading_element.max_points if grading_element.grading_type == 'notes' else None
# Normaliser virgule en point pour les notes avant sauvegarde
normalized_value = value.strip()
if grading_element.grading_type == 'notes' and ',' in normalized_value:
normalized_value = normalized_value.replace(',', '.')
if config_manager.validate_grade_value(normalized_value, grading_element.grading_type, max_points):
if not grade:
grade = Grade(
student_id=student_id,
grading_element_id=element_id,
value=normalized_value
)
db.session.add(grade)
else:
grade.value = normalized_value
saved_count += 1
else:
errors.append(f'Valeur invalide pour {grading_element.label}: "{value}"')
elif grade: # If value is empty but grade exists, delete it
db.session.delete(grade)
saved_count += 1
except Exception as e:
errors.append(f'Erreur traitement grade pour {key}: {str(e)}')
continue
# Traitement des commentaires avec protection
for key, value in request.form.items():
if key.startswith('comment_'):
parts = key.split('_')
if len(parts) != 3:
continue # Skip malformed keys
try:
student_id = int(parts[1])
element_id = int(parts[2])
except (ValueError, IndexError):
continue # Skip invalid IDs
# Protection contre les valeurs None
if value is None:
continue
try:
grade = Grade.query.filter_by(
student_id=student_id,
grading_element_id=element_id
).first()
# Créer une note avec commentaire uniquement si nécessaire
if value.strip():
if not grade:
grade = Grade(
student_id=student_id,
grading_element_id=element_id,
value=None,
comment=value.strip()
)
db.session.add(grade)
else:
grade.comment = value.strip()
elif grade:
grade.comment = None
except Exception as e:
# Log l'erreur mais ne pas faire planter la sauvegarde
print(f"Erreur commentaire pour {key}: {str(e)}")
continue
db.session.commit()
# Check if it's an AJAX request
if request.headers.get('X-Requested-With') == 'XMLHttpRequest':
if errors:
return jsonify({
'success': False,
'message': f'Certaines notes n\'ont pas pu être sauvegardées ({len(errors)} erreurs)',
'errors': errors,
'saved_count': saved_count
}), 400
else:
return jsonify({
'success': True,
'message': f'{saved_count} notes sauvegardées avec succès !',
'saved_count': saved_count
})
else:
# Traditional form submission
if errors:
for error in errors:
flash(error, 'warning')
flash(f'{saved_count} notes sauvegardées avec succès !', 'success')
return redirect(url_for('grading.assessment_grading', assessment_id=assessment_id))
except Exception as e:
import traceback
db.session.rollback()
# Log détaillé de l'erreur
error_details = traceback.format_exc()
print(f"=== ERREUR SAUVEGARDE ASSESSMENT {assessment_id} ===")
print(f"Exception: {type(e).__name__}: {str(e)}")
print(f"Traceback:\n{error_details}")
print("=" * 50)
error_msg = f'Erreur lors de la sauvegarde: {str(e)}'
if request.headers.get('X-Requested-With') == 'XMLHttpRequest':
return jsonify({
'success': False,
'message': error_msg,
'saved_count': 0,
'debug': error_details if current_app.debug else None
}), 500
else:
flash(error_msg, 'error')
return redirect(url_for('grading.assessment_grading', assessment_id=assessment_id))
@bp.route('/assessments/<int:assessment_id>/grading/save-single', methods=['POST'])
def save_single_grade(assessment_id):
"""Sauvegarde incrémentale d'une seule note"""
assessment = Assessment.query.get_or_404(assessment_id)
try:
data = request.get_json()
student_id = int(data.get('student_id'))
element_id = int(data.get('element_id'))
value = data.get('value', '').strip()
comment = data.get('comment', '').strip()
# Vérifications
student = Student.query.get(student_id)
grading_element = GradingElement.query.get(element_id)
if not student or not grading_element:
return jsonify({
'success': False,
'message': 'Étudiant ou élément de notation non trouvé'
}), 404
# Find or create grade
grade = Grade.query.filter_by(
student_id=student_id,
grading_element_id=element_id
).first()
if value:
# Validation
max_points = grading_element.max_points if grading_element.grading_type == 'notes' else None
normalized_value = value.replace(',', '.') if grading_element.grading_type == 'notes' else value
if not config_manager.validate_grade_value(normalized_value, grading_element.grading_type, max_points):
return jsonify({
'success': False,
'message': f'Valeur invalide: "{value}"'
}), 400
if not grade:
grade = Grade(
student_id=student_id,
grading_element_id=element_id,
value=normalized_value,
comment=comment if comment else None
)
db.session.add(grade)
else:
grade.value = normalized_value
grade.comment = comment if comment else None
elif grade:
# Supprimer si valeur vide
if comment:
grade.value = None
grade.comment = comment
else:
db.session.delete(grade)
db.session.commit()
return jsonify({
'success': True,
'message': 'Note sauvegardée'
})
except Exception as e:
db.session.rollback()
return jsonify({
'success': False,
'message': f'Erreur: {str(e)}'
}), 500