Add Quote model

app/models/quote.rb

@@ -0,0 +1,46 @@
+# frozen_string_literal: true
+
+# == Schema Information
+#
+# Table name: quotes
+#
+#  id                :bigint(8)        not null, primary key
+#  activity_uri      :string
+#  approval_uri      :string
+#  state             :integer          default("pending"), not null
+#  created_at        :datetime         not null
+#  updated_at        :datetime         not null
+#  account_id        :bigint(8)
+#  quoted_account_id :bigint(8)
+#  quoted_status_id  :bigint(8)
+#  status_id         :bigint(8)        not null
+#
+class Quote < ApplicationRecord
+  enum :state,
+       { pending: 0, accepted: 1, rejected: 2, revoked: 3 },
+       validate: true
+
+  belongs_to :status
+  belongs_to :quoted_status, class_name: 'Status', optional: true
+
+  belongs_to :account
+  belongs_to :quoted_account, class_name: 'Account', optional: true
+
+  before_validation :set_accounts!
+
+  validates :activity_uri, presence: true, if: -> { account.local? && quoted_account&.remote? }
+  validate :validate_visibility!
+
+  private
+
+  def set_accounts!
+    self.account = status.account
+    self.quoted_account = quoted_status&.account
+  end
+
+  def validate_visibility!
+    return if account_id == quoted_account_id || quoted_status.nil? || quoted_status.distributable?
+
+    errors.add(:quoted_status_id, :visibility_mismatch)
+  end
+end

app/models/status.rb

@@ -93,6 +93,7 @@ class Status < ApplicationRecord
   has_one :status_stat, inverse_of: :status, dependent: nil
   has_one :poll, inverse_of: :status, dependent: :destroy
   has_one :trend, class_name: 'StatusTrend', inverse_of: :status, dependent: nil
+  has_one :quote, inverse_of: :status, dependent: :destroy
 
   validates :uri, uniqueness: true, presence: true, unless: :local?
   validates :text, presence: true, unless: -> { with_media? || reblog? }
@@ -154,6 +155,7 @@ class Status < ApplicationRecord
                    :status_stat,
                    :tags,
                    :preloadable_poll,
+                   quote: { status: { account: [:account_stat, user: :role] } },
                    preview_cards_status: { preview_card: { author_account: [:account_stat, user: :role] } },
                    account: [:account_stat, user: :role],
                    active_mentions: :account,
@@ -164,6 +166,7 @@ class Status < ApplicationRecord
                      :conversation,
                      :status_stat,
                      :preloadable_poll,
+                     :quote,
                      preview_cards_status: { preview_card: { author_account: [:account_stat, user: :role] } },
                      account: [:account_stat, user: :role],
                      active_mentions: :account,

db/migrate/20250411094808_create_quotes.rb

@@ -0,0 +1,19 @@
+# frozen_string_literal: true
+
+class CreateQuotes < ActiveRecord::Migration[8.0]
+  def change
+    create_table :quotes do |t|
+      t.belongs_to :account, foreign_key: { on_delete: :cascade }, index: false
+      t.belongs_to :status, foreign_key: { on_delete: :cascade }, index: { unique: true }, null: false
+      t.belongs_to :quoted_status, foreign_key: { to_table: :statuses, on_delete: :nullify }, null: true
+      t.belongs_to :quoted_account, foreign_key: { to_table: :accounts, on_delete: :nullify }, null: true
+      t.integer :state, null: false, default: 0
+      t.string :approval_uri, index: { where: 'approval_uri IS NOT NULL' }
+      t.string :activity_uri, index: { unique: true, where: 'activity_uri IS NOT NULL' }
+
+      t.timestamps
+    end
+
+    add_index :quotes, [:account_id, :quoted_account_id]
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[8.0].define(version: 2025_04_10_144908) do
+ActiveRecord::Schema[8.0].define(version: 2025_04_11_094808) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "pg_catalog.plpgsql"
 
@@ -871,6 +871,24 @@ ActiveRecord::Schema[8.0].define(version: 2025_04_10_144908) do
     t.string "url"
   end
 
+  create_table "quotes", force: :cascade do |t|
+    t.bigint "account_id"
+    t.bigint "status_id", null: false
+    t.bigint "quoted_status_id"
+    t.bigint "quoted_account_id"
+    t.integer "state", default: 0, null: false
+    t.string "approval_uri"
+    t.string "activity_uri"
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+    t.index ["account_id", "quoted_account_id"], name: "index_quotes_on_account_id_and_quoted_account_id"
+    t.index ["activity_uri"], name: "index_quotes_on_activity_uri", unique: true, where: "(activity_uri IS NOT NULL)"
+    t.index ["approval_uri"], name: "index_quotes_on_approval_uri", where: "(approval_uri IS NOT NULL)"
+    t.index ["quoted_account_id"], name: "index_quotes_on_quoted_account_id"
+    t.index ["quoted_status_id"], name: "index_quotes_on_quoted_status_id"
+    t.index ["status_id"], name: "index_quotes_on_status_id", unique: true
+  end
+
   create_table "relationship_severance_events", force: :cascade do |t|
     t.integer "type", null: false
     t.string "target_name", null: false
@@ -1350,6 +1368,10 @@ ActiveRecord::Schema[8.0].define(version: 2025_04_10_144908) do
   add_foreign_key "polls", "statuses", on_delete: :cascade
   add_foreign_key "preview_card_trends", "preview_cards", on_delete: :cascade
   add_foreign_key "preview_cards", "accounts", column: "author_account_id", on_delete: :nullify
+  add_foreign_key "quotes", "accounts", column: "quoted_account_id", on_delete: :nullify
+  add_foreign_key "quotes", "accounts", on_delete: :cascade
+  add_foreign_key "quotes", "statuses", column: "quoted_status_id", on_delete: :nullify
+  add_foreign_key "quotes", "statuses", on_delete: :cascade
   add_foreign_key "report_notes", "accounts", on_delete: :cascade
   add_foreign_key "report_notes", "reports", on_delete: :cascade
   add_foreign_key "reports", "accounts", column: "action_taken_by_account_id", name: "fk_bca45b75fd", on_delete: :nullify

spec/fabricators/quote_fabricator.rb

@@ -0,0 +1,7 @@
+# frozen_string_literal: true
+
+Fabricator(:quote) do
+  status { Fabricate.build(:status) }
+  quoted_status { Fabricate.build(:status) }
+  state :pending
+end