# Supabase Kong API Gateway - REST API
# Subpath: /supabase-api
# Backend: sdp-kong:8000

location /supabase-api {
    # Remove /supabase-api prefix before forwarding
    rewrite ^/supabase-api(/.*)$ $1 break;
    
    # Forward to Kong Gateway
    proxy_pass http://sdp-kong:8000;
    
    # 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;
    
    # API key and authorization headers
    proxy_set_header Authorization $http_authorization;
    proxy_set_header apikey $http_apikey;
    
    # CORS headers (if needed)
    add_header Access-Control-Allow-Origin * always;
    add_header Access-Control-Allow-Methods "GET, POST, PUT, DELETE, PATCH, OPTIONS" always;
    add_header Access-Control-Allow-Headers "Authorization, Content-Type, apikey, X-Client-Info" always;
    
    # Handle preflight requests
    if ($request_method = 'OPTIONS') {
        return 204;
    }
    
    # Timeouts for API calls
    proxy_connect_timeout 30s;
    proxy_send_timeout 30s;
    proxy_read_timeout 30s;
    
    # Disable buffering for streaming responses
    proxy_buffering off;
}

# REST API endpoints
location /supabase-api/rest {
    rewrite ^/supabase-api(/.*)$ $1 break;
    proxy_pass http://sdp-kong:8000;
    proxy_set_header Host $host;
    proxy_set_header Authorization $http_authorization;
    proxy_set_header apikey $http_apikey;
}

# Auth endpoints
location /supabase-api/auth {
    rewrite ^/supabase-api(/.*)$ $1 break;
    proxy_pass http://sdp-kong:8000;
    proxy_set_header Host $host;
    proxy_set_header Authorization $http_authorization;
    proxy_set_header apikey $http_apikey;
}

# Storage endpoints
location /supabase-api/storage {
    rewrite ^/supabase-api(/.*)$ $1 break;
    proxy_pass http://sdp-kong:8000;
    proxy_set_header Host $host;
    proxy_set_header Authorization $http_authorization;
    proxy_set_header apikey $http_apikey;
    
    # Larger timeouts for file uploads
    proxy_connect_timeout 300s;
    proxy_send_timeout 300s;
    proxy_read_timeout 300s;
    client_max_body_size 100M;
}

# Realtime endpoints (WebSocket)
location /supabase-api/realtime {
    rewrite ^/supabase-api(/.*)$ $1 break;
    proxy_pass http://sdp-kong:8000;
    proxy_set_header Host $host;
    proxy_set_header Authorization $http_authorization;
    proxy_set_header apikey $http_apikey;
    
    # WebSocket support
    proxy_http_version 1.1;
    proxy_set_header Upgrade $http_upgrade;
    proxy_set_header Connection "upgrade";
    proxy_read_timeout 86400;
}