Rename mentions' container => source

app/models/concerns/mentions.rb

@@ -2,7 +2,7 @@ module Mentions
   extend ActiveSupport::Concern
 
   included do
-    has_many :mentions, as: :container, dependent: :destroy
+    has_many :mentions, as: :source, dependent: :destroy
     has_many :mentionees, through: :mentions
     before_save :remember_mentionable_content
     after_touch :remember_mentionable_content

app/models/mention.rb

@@ -1,7 +1,7 @@
 class Mention < ApplicationRecord
   include Notifiable
 
-  belongs_to :container, polymorphic: true
+  belongs_to :source, polymorphic: true
   belongs_to :mentioner, class_name: "User"
   belongs_to :mentionee, class_name: "User", inverse_of: :mentions
 
@@ -13,6 +13,6 @@ class Mention < ApplicationRecord
 
   private
     def add_mentionee_as_watcher
-      container.watch_by(mentionee)
+      source.watch_by(mentionee)
     end
 end

app/models/notifier/mention.rb

@@ -1,18 +1,20 @@
 class Notifier::Mention < Notifier
+  alias mention source
+
   private
     def resource
-      source.container
+      mention.source
     end
 
     def recipients
-      if source.self_mention?
+      if mention.self_mention?
         []
       else
-        [ source.mentionee ]
+        [ mention.mentionee ]
       end
     end
 
     def creator
-      source.mentioner
+      mention.mentioner
     end
 end

app/models/user/mentionable.rb

@@ -6,7 +6,7 @@ module User::Mentionable
   end
 
   def mentioned_by(mentioner, at:)
-    mentions.create! container: at, mentioner: mentioner
+    mentions.create! source: at, mentioner: mentioner
   end
 
   def mentionable_handles

app/views/notifications/notification/_mention.html.erb

@@ -2,6 +2,6 @@
 
 <strong class="overflow-ellipsis notification__title txt-small txt-tight-lines"><%= mention.mentioner.first_name %> mentioned you</strong>
 <div class="overflow-ellipsis txt-small txt-tight-lines">
-  <%= mention.container.mentionable_content.truncate(200) %>
+  <%= mention.source.mentionable_content.truncate(200) %>
 </div>
 <div class="tray__item-meta overflow-ellipsis translucent"> <%= local_datetime_tag(notification.created_at, style: :ago) %></div>

db/migrate/20250421120008_create_mentions.rb

@@ -1,7 +1,7 @@
 class CreateMentions < ActiveRecord::Migration[8.1]
   def change
     create_table :mentions do |t|
-      t.references :container, polymorphic: true, null: false, index: true
+      t.references :source, polymorphic: true, null: false, index: true
       t.references :mentionee, foreign_key: { to_table: :users }, null: false
       t.references :mentioner, foreign_key: { to_table: :users }, null: false
 

db/schema.rb

@@ -213,15 +213,15 @@ ActiveRecord::Schema[8.1].define(version: 2025_04_22_112857) do
   end
 
   create_table "mentions", force: :cascade do |t|
-    t.integer "container_id", null: false
-    t.string "container_type", null: false
     t.datetime "created_at", null: false
     t.integer "mentionee_id", null: false
     t.integer "mentioner_id", null: false
+    t.integer "source_id", null: false
+    t.string "source_type", null: false
     t.datetime "updated_at", null: false
-    t.index ["container_type", "container_id"], name: "index_mentions_on_container"
     t.index ["mentionee_id"], name: "index_mentions_on_mentionee_id"
     t.index ["mentioner_id"], name: "index_mentions_on_mentioner_id"
+    t.index ["source_type", "source_id"], name: "index_mentions_on_source"
   end
 
   create_table "messages", force: :cascade do |t|

db/schema_cache.yml

@@ -374,7 +374,7 @@ columns:
   - *9
   cards:
   - *5
-  - &30 !ruby/object:ActiveRecord::ConnectionAdapters::SQLite3::Column
+  - &31 !ruby/object:ActiveRecord::ConnectionAdapters::SQLite3::Column
     auto_increment:
     name: title
     cast_type: *6
@@ -494,11 +494,11 @@ columns:
   - !ruby/object:ActiveRecord::ConnectionAdapters::SQLite3::Column
     auto_increment:
     name: all_access
-    cast_type: &31 !ruby/object:ActiveModel::Type::Boolean
+    cast_type: &32 !ruby/object:ActiveModel::Type::Boolean
       precision:
       scale:
       limit:
-    sql_type_metadata: &32 !ruby/object:ActiveRecord::ConnectionAdapters::SqlTypeMetadata
+    sql_type_metadata: &33 !ruby/object:ActiveRecord::ConnectionAdapters::SqlTypeMetadata
       sql_type: boolean
       type: :boolean
       limit:
@@ -627,7 +627,7 @@ columns:
     comment:
   filters_tags:
   - *18
-  - &29 !ruby/object:ActiveRecord::ConnectionAdapters::SQLite3::Column
+  - &30 !ruby/object:ActiveRecord::ConnectionAdapters::SQLite3::Column
     auto_increment:
     name: tag_id
     cast_type: *1
@@ -639,9 +639,9 @@ columns:
     comment:
   mentions:
   - *5
-  - !ruby/object:ActiveRecord::ConnectionAdapters::SQLite3::Column
+  - &29 !ruby/object:ActiveRecord::ConnectionAdapters::SQLite3::Column
     auto_increment:
-    name: container_type
+    name: source_type
     cast_type: *6
     sql_type_metadata: *7
     'null': false
@@ -651,7 +651,7 @@ columns:
     comment:
   - !ruby/object:ActiveRecord::ConnectionAdapters::SQLite3::Column
     auto_increment:
-    name: container_id
+    name: source_id
     cast_type: *1
     sql_type_metadata: *2
     'null': false
@@ -741,16 +741,7 @@ columns:
     default_function:
     collation:
     comment:
-  - !ruby/object:ActiveRecord::ConnectionAdapters::SQLite3::Column
-    auto_increment:
-    name: source_type
-    cast_type: *6
-    sql_type_metadata: *7
-    'null': false
-    default:
-    default_function:
-    collation:
-    comment:
+  - *29
   - !ruby/object:ActiveRecord::ConnectionAdapters::SQLite3::Column
     auto_increment:
     name: source_id
@@ -860,12 +851,12 @@ columns:
   taggings:
   - *5
   - *21
-  - *29
+  - *30
   - *8
   - *9
   tags:
   - *5
-  - *30
+  - *31
   - *8
   - *9
   users:
@@ -894,8 +885,8 @@ columns:
   - !ruby/object:ActiveRecord::ConnectionAdapters::SQLite3::Column
     auto_increment:
     name: active
-    cast_type: *31
-    sql_type_metadata: *32
+    cast_type: *32
+    sql_type_metadata: *33
     'null': false
     default: true
     default_function:
@@ -920,8 +911,8 @@ columns:
   - !ruby/object:ActiveRecord::ConnectionAdapters::SQLite3::Column
     auto_increment:
     name: watching
-    cast_type: *31
-    sql_type_metadata: *32
+    cast_type: *32
+    sql_type_metadata: *33
     'null': false
     default: true
     default_function:
@@ -1698,11 +1689,11 @@ indexes:
     valid: true
   - !ruby/object:ActiveRecord::ConnectionAdapters::IndexDefinition
     table: mentions
-    name: index_mentions_on_container
+    name: index_mentions_on_source
     unique: false
     columns:
-    - container_type
-    - container_id
+    - source_type
+    - source_id
     lengths: {}
     orders: {}
     opclasses: {}