fix: Improve active elections endpoint with timezone buffer and debug endpoint

e-voting-system/backend/routes/elections.py

@@ -11,18 +11,51 @@ from ..models import Voter
 router = APIRouter(prefix="/api/elections", tags=["elections"])
 
 
-@router.get("/active", response_model=list[schemas.ElectionResponse])
-def get_active_elections(db: Session = Depends(get_db)):
-    """Récupérer toutes les élections actives en cours (limité aux vraies élections actives)"""
+@router.get("/debug/all")
+def debug_all_elections(db: Session = Depends(get_db)):
+    """DEBUG: Return all elections with dates for troubleshooting"""
     from datetime import datetime
     from .. import models
 
     now = datetime.utcnow()
+    all_elections = db.query(models.Election).all()
+
+    return {
+        "current_time": now.isoformat(),
+        "elections": [
+            {
+                "id": e.id,
+                "name": e.name,
+                "is_active": e.is_active,
+                "start_date": e.start_date.isoformat() if e.start_date else None,
+                "end_date": e.end_date.isoformat() if e.end_date else None,
+                "should_be_active": (
+                    e.start_date <= now <= e.end_date and e.is_active
+                    if e.start_date and e.end_date
+                    else False
+                ),
+            }
+            for e in all_elections
+        ],
+    }
+
+
+@router.get("/active", response_model=list[schemas.ElectionResponse])
+def get_active_elections(db: Session = Depends(get_db)):
+    """Récupérer toutes les élections actives en cours"""
+    from datetime import datetime, timedelta
+    from .. import models
+
+    now = datetime.utcnow()
+    # Allow 1 hour buffer for timezone issues
+    start_buffer = now - timedelta(hours=1)
+    end_buffer = now + timedelta(hours=1)
+
     active = db.query(models.Election).filter(
-        (models.Election.start_date <= now) &
-        (models.Election.end_date >= now) &
-        (models.Election.is_active == True)  # Vérifier que is_active=1
-    ).order_by(models.Election.id.asc()).limit(10).all()  # Limiter à 10 max
+        (models.Election.start_date <= end_buffer) &
+        (models.Election.end_date >= start_buffer) &
+        (models.Election.is_active == True)
+    ).order_by(models.Election.id.asc()).all()
 
     return active
 

e-voting-system/docker/create_active_election.sql

@@ -1,32 +1,39 @@
 -- ================================================================
--- Create ONE active election for demo (current date/time)
+-- Ensure at least ONE active election exists for demo
 -- ================================================================
 
--- Insert active election (now + 24 hours)
-INSERT INTO elections (name, description, start_date, end_date, elgamal_p, elgamal_g, is_active, results_published)
-VALUES (
-    'Election Présidentielle 2025 - Demo',
-    'Démonstration du système de vote en ligne avec blockchain',
-    NOW(),
-    DATE_ADD(NOW(), INTERVAL 24 HOUR),
+-- Check if election 1 exists and update it to be active (from init.sql)
+UPDATE elections
+SET
+    is_active = TRUE,
+    start_date = DATE_SUB(NOW(), INTERVAL 1 HOUR),
+    end_date = DATE_ADD(NOW(), INTERVAL 7 DAY)
+WHERE id = 1;
+
+-- If no active elections exist, create one
+INSERT IGNORE INTO elections (id, name, description, start_date, end_date, elgamal_p, elgamal_g, is_active, results_published)
+SELECT
+    1,
+    'Election Présidentielle 2025',
+    'Vote pour la présidence',
+    DATE_SUB(NOW(), INTERVAL 1 HOUR),
+    DATE_ADD(NOW(), INTERVAL 7 DAY),
     23,
     5,
     TRUE,
     FALSE
-);
+WHERE NOT EXISTS (SELECT 1 FROM elections WHERE id = 1);
 
--- Get the election ID (should be 11 if 10 past elections exist)
-SET @election_id = LAST_INSERT_ID();
-
--- Insert 3 candidates for the demo election
-INSERT INTO candidates (election_id, name, description, `order`)
+-- Ensure election 1 has candidates (from init.sql)
+INSERT IGNORE INTO candidates (id, election_id, name, description, `order`)
 VALUES
-    (@election_id, 'Alice Dupont', 'Candidate A - Progressive', 1),
-    (@election_id, 'Bob Martin', 'Candidate B - Centrist', 2),
-    (@election_id, 'Claire Laurent', 'Candidate C - Conservative', 3);
+    (1, 1, 'Alice Dupont', 'Candidate pour le changement', 1),
+    (2, 1, 'Bob Martin', 'Candidate pour la stabilité', 2),
+    (3, 1, 'Charlie Leclerc', 'Candidate pour l''innovation', 3),
+    (4, 1, 'Diana Fontaine', 'Candidate pour l''environnement', 4);
 
 -- Confirmation
-SELECT CONCAT('✓ Active election created: ID=', @election_id) as status;
+SELECT 'Active elections configured' as status;
 SELECT COUNT(*) as total_elections FROM elections;
-SELECT * FROM elections WHERE id = @election_id;
-SELECT * FROM candidates WHERE election_id = @election_id;
+SELECT COUNT(*) as active_elections FROM elections WHERE is_active = TRUE;
+SELECT id, name, is_active, start_date, end_date FROM elections LIMIT 5;