#2 完了

backend/Gemfile

@@ -1,7 +1,7 @@
 source "https://rubygems.org"
 
 # Bundle edge Rails instead: gem "rails", github: "rails/rails", branch: "main"
-gem "rails", "~> 8.0.1"
+gem "rails", "~> 8.0.2"
 # Use sqlite3 as the database for Active Record
 gem "sqlite3", ">= 2.1"
 # Use the Puma web server [https://github.com/puma/puma]

backend/Gemfile.lock

@@ -1,29 +1,29 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    actioncable (8.0.1)
-      actionpack (= 8.0.1)
-      activesupport (= 8.0.1)
+    actioncable (8.0.2)
+      actionpack (= 8.0.2)
+      activesupport (= 8.0.2)
       nio4r (~> 2.0)
       websocket-driver (>= 0.6.1)
       zeitwerk (~> 2.6)
-    actionmailbox (8.0.1)
-      actionpack (= 8.0.1)
-      activejob (= 8.0.1)
-      activerecord (= 8.0.1)
-      activestorage (= 8.0.1)
-      activesupport (= 8.0.1)
+    actionmailbox (8.0.2)
+      actionpack (= 8.0.2)
+      activejob (= 8.0.2)
+      activerecord (= 8.0.2)
+      activestorage (= 8.0.2)
+      activesupport (= 8.0.2)
       mail (>= 2.8.0)
-    actionmailer (8.0.1)
-      actionpack (= 8.0.1)
-      actionview (= 8.0.1)
-      activejob (= 8.0.1)
-      activesupport (= 8.0.1)
+    actionmailer (8.0.2)
+      actionpack (= 8.0.2)
+      actionview (= 8.0.2)
+      activejob (= 8.0.2)
+      activesupport (= 8.0.2)
       mail (>= 2.8.0)
       rails-dom-testing (~> 2.2)
-    actionpack (8.0.1)
-      actionview (= 8.0.1)
-      activesupport (= 8.0.1)
+    actionpack (8.0.2)
+      actionview (= 8.0.2)
+      activesupport (= 8.0.2)
       nokogiri (>= 1.8.5)
       rack (>= 2.2.4)
       rack-session (>= 1.0.1)
@@ -31,35 +31,35 @@ GEM
       rails-dom-testing (~> 2.2)
       rails-html-sanitizer (~> 1.6)
       useragent (~> 0.16)
-    actiontext (8.0.1)
-      actionpack (= 8.0.1)
-      activerecord (= 8.0.1)
-      activestorage (= 8.0.1)
-      activesupport (= 8.0.1)
+    actiontext (8.0.2)
+      actionpack (= 8.0.2)
+      activerecord (= 8.0.2)
+      activestorage (= 8.0.2)
+      activesupport (= 8.0.2)
       globalid (>= 0.6.0)
       nokogiri (>= 1.8.5)
-    actionview (8.0.1)
-      activesupport (= 8.0.1)
+    actionview (8.0.2)
+      activesupport (= 8.0.2)
       builder (~> 3.1)
       erubi (~> 1.11)
       rails-dom-testing (~> 2.2)
       rails-html-sanitizer (~> 1.6)
-    activejob (8.0.1)
-      activesupport (= 8.0.1)
+    activejob (8.0.2)
+      activesupport (= 8.0.2)
       globalid (>= 0.3.6)
-    activemodel (8.0.1)
-      activesupport (= 8.0.1)
-    activerecord (8.0.1)
-      activemodel (= 8.0.1)
-      activesupport (= 8.0.1)
+    activemodel (8.0.2)
+      activesupport (= 8.0.2)
+    activerecord (8.0.2)
+      activemodel (= 8.0.2)
+      activesupport (= 8.0.2)
       timeout (>= 0.4.0)
-    activestorage (8.0.1)
-      actionpack (= 8.0.1)
-      activejob (= 8.0.1)
-      activerecord (= 8.0.1)
-      activesupport (= 8.0.1)
+    activestorage (8.0.2)
+      actionpack (= 8.0.2)
+      activejob (= 8.0.2)
+      activerecord (= 8.0.2)
+      activesupport (= 8.0.2)
       marcel (~> 1.0)
-    activesupport (8.0.1)
+    activesupport (8.0.2)
       base64
       benchmark (>= 0.3)
       bigdecimal
@@ -195,20 +195,20 @@ GEM
       rack (>= 1.3)
     rackup (2.2.1)
       rack (>= 3)
-    rails (8.0.1)
-      actioncable (= 8.0.1)
-      actionmailbox (= 8.0.1)
-      actionmailer (= 8.0.1)
-      actionpack (= 8.0.1)
-      actiontext (= 8.0.1)
-      actionview (= 8.0.1)
-      activejob (= 8.0.1)
-      activemodel (= 8.0.1)
-      activerecord (= 8.0.1)
-      activestorage (= 8.0.1)
-      activesupport (= 8.0.1)
+    rails (8.0.2)
+      actioncable (= 8.0.2)
+      actionmailbox (= 8.0.2)
+      actionmailer (= 8.0.2)
+      actionpack (= 8.0.2)
+      actiontext (= 8.0.2)
+      actionview (= 8.0.2)
+      activejob (= 8.0.2)
+      activemodel (= 8.0.2)
+      activerecord (= 8.0.2)
+      activestorage (= 8.0.2)
+      activesupport (= 8.0.2)
       bundler (>= 1.15.0)
-      railties (= 8.0.1)
+      railties (= 8.0.2)
     rails-dom-testing (2.2.0)
       activesupport (>= 5.0.0)
       minitest
@@ -216,9 +216,9 @@ GEM
     rails-html-sanitizer (1.6.2)
       loofah (~> 2.21)
       nokogiri (>= 1.15.7, != 1.16.7, != 1.16.6, != 1.16.5, != 1.16.4, != 1.16.3, != 1.16.2, != 1.16.1, != 1.16.0.rc1, != 1.16.0)
-    railties (8.0.1)
-      actionpack (= 8.0.1)
-      activesupport (= 8.0.1)
+    railties (8.0.2)
+      actionpack (= 8.0.2)
+      activesupport (= 8.0.2)
       irb (~> 1.13)
       rackup (>= 1.0.0)
       rake (>= 12.2)
@@ -340,7 +340,7 @@ DEPENDENCIES
   mysql2 (~> 0.5.6)
   puma (>= 5.0)
   rack-cors
-  rails (~> 8.0.1)
+  rails (~> 8.0.2)
   rubocop-rails-omakase
   solid_cable
   solid_cache

backend/app/models/nico_tag_relation.rb

@@ -3,7 +3,7 @@ class NicoTagRelation < ApplicationRecord
   belongs_to :tag, class_name: 'Tag', foreign_key: 'tag_id'
 
   validates :nico_tag_id, presence: true
-  validates :tag_id, prosence: true
+  validates :tag_id, presence: true
 
   validate :nico_tag_must_be_nico
 

backend/app/models/post.rb

@@ -1,4 +1,7 @@
 class Post < ApplicationRecord
   belongs_to :parent, class_name: 'Post', optional: true, foreign_key: 'parent_id'
   belongs_to :user, foreign_key: ''
+  has_many :post_tags, dependent: :destroy
+  has_many :tags, through: :post_tags
+  has_many :user_post_views, dependent: :destroy
 end

backend/app/models/post_tag.rb

@@ -0,0 +1,7 @@
+class PostTag < ApplicationRecord
+  belongs_to :post
+  belongs_to :tag
+
+  validates :post_id, presence: true
+  validates :tag_id, presence: true
+end

backend/app/models/setting.rb

@@ -0,0 +1,7 @@
+class Setting < ApplicationRecord
+  belongs_to :user
+
+  validates :user_id, presence: true
+  validates :key, presence: true, length: { maximum: 255 }
+  validates :value, presence: true
+end

backend/app/models/tag.rb

@@ -1,4 +1,9 @@
 class Tag < ApplicationRecord
+  has_many :post_tags, dependent: :destroy
+  has_many :posts, through: :post_tags
+  has_many :tag_aliases, dependent: :destroy
+  has_many :wiki_pages, dependent: :nullify
+
   validates :name, presence: true, length: { maximum: 255 }
   validates :category, presence: true, inclusion: { in: categories.keys }
 
@@ -10,5 +15,5 @@ class Tag < ApplicationRecord
                    nico:        'nico',
                    meta:        'meta' }
 
-  scope :nico_tags, -> { where(category: :nico) }
+  scope :nico_tags, -> { where category: :nico }
 end

backend/app/models/tag_alias.rb

@@ -0,0 +1,6 @@
+class TagAlias < ApplicationRecord
+  belongs_to :tag
+
+  validates :tag_id, presence: true
+  validates :name, presence: true, length: { maximum: 255 }, uniqueness: true
+end

backend/app/models/user.rb

@@ -9,4 +9,18 @@ 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
+  has_many :viewed_posts, through: :user_post_views, source: :post
+  has_many :created_wiki_pages, { class_name: 'WikiPage',
+                                  foreign_key: 'created_user_id',
+                                  dependent: :nullify }
+  has_many :updated_wiki_pages, { class_name: 'WikiPage',
+                                  foreign_key: 'updated_user_id',
+                                  dependent: :nullify }
+
+  def viewed? post
+    user_post_views.exists? post_id: post.id, viewed: true
+  end
 end

backend/app/models/user_ips.rb

@@ -0,0 +1,7 @@
+class UserIp < ApplicationRecord
+  belongs_to :user
+  belongs_to :ip_address
+
+  validates :user_id, presence: true
+  validates :ip_address_id, presence: true
+end

backend/app/models/user_post_view.rb

@@ -0,0 +1,7 @@
+class UserPostView < ApplicationRecord
+  belongs_to :user
+  belongs_to :post
+
+  validates :user_id, presence: true
+  validates :post_id, presence: true
+end

backend/app/models/wiki_page.rb

@@ -0,0 +1,11 @@
+class WikiPage < ApplicationRecord
+  belongs_to :tag, optional: true
+  belongs_to :created_user, class_name: 'User', foreign_key: 'created_user_id'
+  belongs_to :updated_user, class_name: 'User', foreign_key: 'updated_user_id'
+
+  validates :title, presence: true, length: { maximum: 255 }, uniqueness: true
+
+  def gollum_path
+    "wiki/#{ title.parameterize }.md"
+  end
+end