# Apache Superset - Business Intelligence
# Subpath: /superset
# Backend: superset:8088

location /superset {
    # Remove /superset prefix before forwarding
    rewrite ^/superset(/.*)$ $1 break;
    
    # Forward to Superset
    proxy_pass http://superset:8088;
    
    # Preserve headers
    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;
    
    # Important for Superset subpath
    proxy_set_header X-Script-Name /superset;
    
    # Session cookie handling
    proxy_cookie_path / /superset/;
    
    # WebSocket support for real-time dashboards
    proxy_http_version 1.1;
    proxy_set_header Upgrade $http_upgrade;
    proxy_set_header Connection "upgrade";
    
    # Timeouts (dashboards can take time to load)
    proxy_connect_timeout 300s;
    proxy_send_timeout 300s;
    proxy_read_timeout 300s;
    
    # Buffer settings for large responses
    proxy_buffer_size 128k;
    proxy_buffers 4 256k;
    proxy_busy_buffers_size 256k;
}

# API endpoints
location /superset/api {
    rewrite ^/superset(/.*)$ $1 break;
    proxy_pass http://superset:8088;
    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-Script-Name /superset;
    proxy_cookie_path / /superset/;
}

# Static files
location /superset/static {
    rewrite ^/superset(/.*)$ $1 break;
    proxy_pass http://superset:8088;
    proxy_set_header Host $host;
    proxy_cache_valid 200 1d;
    add_header Cache-Control "public, immutable";
}

# Superset assets
location /superset/superset {
    rewrite ^/superset(/.*)$ $1 break;
    proxy_pass http://superset:8088;
    proxy_set_header Host $host;
    proxy_set_header X-Script-Name /superset;
}