events {
    worker_connections 1024;
}

http {
    # Configuration SSL
    ssl_protocols TLSv1.2 TLSv1.3;
    ssl_prefer_server_ciphers on;

    # Upstream pour le backend
    upstream backend {
        server backend:3000;
    }

    # Upstream pour le frontend
    upstream frontend {
        server frontend:3001;
    }

    # Redirection HTTP vers HTTPS
    server {
        listen 80;
        server_name mygtf.ensup-adm.net;
        return 301 https://$server_name$request_uri;
    }

    # Serveur HTTPS principal
    server {
        listen 443 ssl;
        server_name mygtf.ensup-adm.net;

        # Certificats SSL
        ssl_certificate /etc/nginx/ssl/aspnetapp.pfx;
        ssl_certificate_key /etc/nginx/ssl/aspnetapp.pfx;

        # Logs
        access_log /var/log/nginx/access.log;
        error_log /var/log/nginx/error.log;

        # Taille max des requêtes
        client_max_body_size 10M;

        # ✅ IMPORTANT: Routes API vers le backend
        location /api/ {
            proxy_pass http://backend;
            proxy_http_version 1.1;
            
            # Headers
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection 'upgrade';
            proxy_set_header Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            proxy_set_header X-Forwarded-Proto $scheme;
            proxy_set_header X-Forwarded-Host $host;
            proxy_set_header X-Forwarded-Port $server_port;
            
            # Timeouts
            proxy_connect_timeout 60s;
            proxy_send_timeout 60s;
            proxy_read_timeout 60s;
            
            proxy_cache_bypass $http_upgrade;
        }

        # ✅ Frontend (toutes les autres routes)
        location / {
            proxy_pass http://frontend;
            proxy_http_version 1.1;
            
            # Headers
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection 'upgrade';
            proxy_set_header Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            proxy_set_header X-Forwarded-Proto $scheme;
            
            proxy_cache_bypass $http_upgrade;
        }
    }
}