commit提取贡献者创建时间

lib/tasks/batch_add_contributors.rake

@@ -43,7 +43,7 @@ namespace :batch_add_contributors do
           site = Site.find_by_sql("select id, created_at from commit_contributors where name='#{commiter['email']}'")
           if site.present?
             puts "commit_date====#{commit_date},created_at======#{site.first&.created_at}"
-            if commit_date.to_i < site.created_at.to_i
+            if commit_date.to_i < site.first&.created_at.to_i
               sql = "update commit_contributors set created_at ='#{commit_date_str}' where name='#{commiter['email']}'"
             end
           else
@@ -98,7 +98,7 @@ namespace :batch_add_contributors do
 
       if site.present?
         puts "commit_date====#{commit_date},created_at======#{site.first&.created_at}"
-        if commit_date.to_i < site.created_at.to_i
+        if commit_date.to_i < site.first&.created_at.to_i
           sql = "update commit_contributors set created_at ='#{commit_date_str}' where name='#{commiter['email']}'"
         end
       else