From b86f0318a3ac60dd5bcb31bfeafd1ea62fe1f202 Mon Sep 17 00:00:00 2001
From: f <f@sutty.nl>
Date: Fri, 7 Nov 2025 11:35:23 -0300
Subject: [PATCH] feat: set empty values as nil

---
 src/access_log.cr | 93 ++++++++++++++++++++++++-----------------------
 1 file changed, 47 insertions(+), 46 deletions(-)

diff --git a/src/access_log.cr b/src/access_log.cr
index d110b73..f77ef31 100644
--- a/src/access_log.cr
+++ b/src/access_log.cr
@@ -11,6 +11,7 @@ require "./models/access_log"
 require "./models/crawler"
 require "./swd"
 require "./asn"
+require "./presence"
 
 VERSION = "0.6.3"
 
@@ -167,52 +168,52 @@ DB.open database do |db|
       # AccessLog as a NamedTuple.
       db.exec query,
               UUID.random.to_s,
-              access_log.remote_user,
-              access_log.host,
-              access_log.msec,
-              access_log.server_protocol,
-              access_log.request_method,
-              access_log.request_completion,
-              access_log.uri,
-              access_log.request_uri,
-              access_log.query_string,
+              access_log.remote_user.presence,
+              access_log.host.presence,
+              access_log.msec.presence,
+              access_log.server_protocol.presence,
+              access_log.request_method.presence,
+              access_log.request_completion.presence,
+              access_log.uri.presence,
+              access_log.request_uri.presence,
+              access_log.query_string.presence,
               access_log.status,
-              access_log.sent_http_content_type,
-              access_log.sent_http_content_encoding,
-              access_log.sent_http_etag,
-              access_log.sent_http_last_modified,
-              access_log.http_accept,
-              access_log.http_accept_encoding,
-              access_log.http_accept_language,
-              access_log.http_pragma,
-              access_log.http_cache_control,
-              access_log.http_if_none_match,
-              access_log.http_dnt,
-              access_log.http_user_agent,
-              access_log.http_origin,
-              access_log.http_referer,
+              access_log.sent_http_content_type.presence,
+              access_log.sent_http_content_encoding.presence,
+              access_log.sent_http_etag.presence,
+              access_log.sent_http_last_modified.presence,
+              access_log.http_accept.presence,
+              access_log.http_accept_encoding.presence,
+              access_log.http_accept_language.presence,
+              access_log.http_pragma.presence,
+              access_log.http_cache_control.presence,
+              access_log.http_if_none_match.presence,
+              access_log.http_dnt.presence,
+              access_log.http_user_agent.presence,
+              access_log.http_origin.presence,
+              access_log.http_referer.presence,
               access_log.request_time,
               access_log.bytes_sent,
               access_log.body_bytes_sent,
               access_log.request_length,
-              access_log.http_connection,
-              access_log.pipe,
+              access_log.http_connection.presence,
+              access_log.pipe.presence,
               access_log.connection_requests,
-              access_log.geoip2_data_country_name,
-              access_log.geoip2_data_city_name,
-              access_log.ssl_server_name,
-              access_log.ssl_protocol,
-              access_log.ssl_early_data,
-              access_log.ssl_session_reused,
-              access_log.ssl_curves,
-              access_log.ssl_ciphers,
-              access_log.ssl_cipher,
-              access_log.sent_http_x_xss_protection,
-              access_log.sent_http_x_frame_options,
-              access_log.sent_http_x_content_type_options,
-              access_log.sent_http_strict_transport_security,
-              access_log.nginx_version,
-              access_log.pid,
+              access_log.geoip2_data_country_name.presence,
+              access_log.geoip2_data_city_name.presence,
+              access_log.ssl_server_name.presence,
+              access_log.ssl_protocol.presence,
+              access_log.ssl_early_data.presence,
+              access_log.ssl_session_reused.presence,
+              access_log.ssl_curves.presence,
+              access_log.ssl_ciphers.presence,
+              access_log.ssl_cipher.presence,
+              access_log.sent_http_x_xss_protection.presence,
+              access_log.sent_http_x_frame_options.presence,
+              access_log.sent_http_x_content_type_options.presence,
+              access_log.sent_http_strict_transport_security.presence,
+              access_log.nginx_version.presence,
+              access_log.pid.presence,
               (crawler ? !!(crawler_re =~ access_log.http_user_agent) : false),
               (swd ? s.try(&.datacenter_co2) : nil),
               (swd ? s.try(&.network_co2) : nil),
@@ -221,12 +222,12 @@ DB.open database do |db|
               (swd ? s.try(&.total_co2) : nil),
               (node ? System.hostname : nil),
               a.try(&.id),
-              access_log.http3,
-              access_log.http_sec_fetch_mode,
-              access_log.http_sec_fetch_dest,
-              access_log.http_sec_fetch_site,
-              access_log.http_sec_fetch_user,
-              access_log.http_sec_purpose
+              access_log.http3.presence,
+              access_log.http_sec_fetch_mode.presence,
+              access_log.http_sec_fetch_dest.presence,
+              access_log.http_sec_fetch_site.presence,
+              access_log.http_sec_fetch_user.presence,
+              access_log.http_sec_purpose.presence
 
     # Ignore parsing errors
     rescue e : JSON::ParseException