From d40c681d2f9d56e01cd5f1ff3e586b79ea4397f9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?John=20Ankarstro=CC=88m?= <john@ankarstrom.se>
Date: Wed, 3 Mar 2021 14:32:43 +0100
Subject: Add 'user' model

---
 interfaces/ruby/models/comment.rb | 18 +++++++++++++-----
 interfaces/ruby/models/post.rb    |  2 ++
 interfaces/ruby/models/user.rb    | 17 +++++++++++++++++
 interfaces/ruby/ruby.rb           |  1 +
 4 files changed, 33 insertions(+), 5 deletions(-)
 create mode 100644 interfaces/ruby/models/user.rb

diff --git a/interfaces/ruby/models/comment.rb b/interfaces/ruby/models/comment.rb
index b3977f6..f7f9e13 100644
--- a/interfaces/ruby/models/comment.rb
+++ b/interfaces/ruby/models/comment.rb
@@ -1,18 +1,26 @@
 class Comment < ActiveRecord::Base
   belongs_to :post
+  belongs_to :user, optional: true
+  
   validates_presence_of :date
-  validates_presence_of :author
-  validates_presence_of :email
   validates_format_of :email, with: /@/
   validates_presence_of :body
+  validate :user_or_guest
+  
+private
+
+  def user_or_guest
+    user.present? or (author.present? and email.present?)
+  end
 end
 
 class CreateCommentTable < ActiveRecord::Migration[6.0]
   def change
     create_table :comments do |t|
-      t.references :post, foreign_key: true, index: true
-      t.string :author, null: false
-      t.string :email, null: false
+      t.references :post, foreign_key: true, index: true, null: false
+      t.references :user, foreign_key: true
+      t.string :author
+      t.string :email
       t.string :body, null: false
       t.timestamps
     end
diff --git a/interfaces/ruby/models/post.rb b/interfaces/ruby/models/post.rb
index e952aed..3a29a1c 100644
--- a/interfaces/ruby/models/post.rb
+++ b/interfaces/ruby/models/post.rb
@@ -1,4 +1,5 @@
 class Post < ActiveRecord::Base
+  belongs_to :user
   has_many :comments
   has_many :tags, through: :post_tag_links
   
@@ -10,6 +11,7 @@ end
 class CreatePostTable < ActiveRecord::Migration[6.0]
   def change
     create_table :posts do |t|
+      t.references :user, foreign_key: true, null: false
       t.string :slug, null: false, unique: true, index: true
       t.string :title, null: false
       t.string :body, null: false
diff --git a/interfaces/ruby/models/user.rb b/interfaces/ruby/models/user.rb
new file mode 100644
index 0000000..8b88b4a
--- /dev/null
+++ b/interfaces/ruby/models/user.rb
@@ -0,0 +1,17 @@
+class User < ActiveRecord::Base
+  has_many :posts
+  
+  validates_presence_of :username
+  validates_presence_of :password_hash
+end
+
+class CreateUserTable < ActiveRecord::Migration[6.0]
+  def change
+    create_table :users do |t|
+      t.string :name
+      t.string :username, null: false, unique: true, index: true
+      t.string :password_hash, null: false
+      t.timestamps
+    end
+  end
+end
diff --git a/interfaces/ruby/ruby.rb b/interfaces/ruby/ruby.rb
index d5c0e9c..2e6c5d9 100644
--- a/interfaces/ruby/ruby.rb
+++ b/interfaces/ruby/ruby.rb
@@ -9,3 +9,4 @@ require_relative 'models/comment'
 require_relative 'models/config'
 require_relative 'models/post'
 require_relative 'models/tag'
+require_relative 'models/user'
-- 
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