feat: ユーザに IP アドレスを紐づけ（#29） (#165)

#29 対応完了

Co-authored-by: miteruzo <miteruzo@naver.com>
Reviewed-on: #165

backend/app/controllers/users_controller.rb

@@ -6,12 +6,15 @@ class UsersController < ApplicationController
   end
 
   def verify
+    ip_bin = IPAddr.new(request.remote_ip).hton
+    ip_address = IpAddress.find_or_create_by!(ip_address: ip_bin)
+
     user = User.find_by(inheritance_code: params[:code])
-    render json: if user
-                   { valid: true, user: user.slice(:id, :name, :inheritance_code, :role) }
-                 else
-                   { valid: false }
-                 end
+    return render json: { valid: false } unless user
+
+    UserIp.find_or_create_by!(user:, ip_address:)
+
+    render json: { valid: true, user: user.slice(:id, :name, :inheritance_code, :role) }
   end
 
   def renew

backend/app/models/user.rb

@@ -8,7 +8,6 @@ class User < ApplicationRecord
 
   has_many :posts
   has_many :settings
-  has_many :ip_addresses
   has_many :user_ips, dependent: :destroy
   has_many :ip_addresses, through: :user_ips
   has_many :user_post_views, dependent: :destroy