worker_processes auto;
error_log /var/log/nginx/error.log warn;

events {
    worker_connections 1024;
}

http {
    include       /etc/nginx/mime.types;
    default_type  application/octet-stream;
    sendfile      on;
    keepalive_timeout 65;
    client_max_body_size 100M;

    upstream backend {
        server backend:8000;
    }

    upstream frontend {
        server frontend:80;
    }

    server {
        listen 80;

        # API + HLS + ping: immer Backend
        location ~ ^/(api|hls|ping)(/.*)?$ {
            proxy_pass http://backend;
            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_read_timeout 300s;
            proxy_buffering off;
        }

        # POST /login → Backend (ABS-API), GET /login → Frontend (React SPA)
        location = /login {
            if ($request_method = POST) {
                proxy_pass http://backend;
            }
            proxy_pass http://frontend;
            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_read_timeout 300s;
        }

        # POST /logout → Backend
        location = /logout {
            if ($request_method = POST) {
                proxy_pass http://backend;
            }
            proxy_pass http://frontend;
            proxy_set_header Host $host;
        }

        # Cover images
        location /covers/ {
            proxy_pass http://backend;
            proxy_set_header Host $host;
            expires 7d;
            add_header Cache-Control "public";
        }

        # Frontend (React SPA) — alle anderen Routen
        location / {
            proxy_pass http://frontend;
            proxy_set_header Host $host;
        }
    }
}