Add batch actions and categories to admin UI for custom emojis (#11793)

app/models/form/custom_emoji_batch.rb

@@ -0,0 +1,106 @@
+# frozen_string_literal: true
+
+class Form::CustomEmojiBatch
+  include ActiveModel::Model
+  include Authorization
+  include AccountableConcern
+
+  attr_accessor :custom_emoji_ids, :action, :current_account,
+                :category_id, :category_name, :visible_in_picker
+
+  def save
+    case action
+    when 'update'
+      update!
+    when 'list'
+      list!
+    when 'unlist'
+      unlist!
+    when 'enable'
+      enable!
+    when 'disable'
+      disable!
+    when 'copy'
+      copy!
+    when 'delete'
+      delete!
+    end
+  end
+
+  private
+
+  def custom_emojis
+    CustomEmoji.where(id: custom_emoji_ids)
+  end
+
+  def update!
+    custom_emojis.each { |custom_emoji| authorize(custom_emoji, :update?) }
+
+    category = begin
+      if category_id.present?
+        CustomEmojiCategory.find(category_id)
+      elsif category_name.present?
+        CustomEmojiCategory.create!(name: category_name)
+      end
+    end
+
+    custom_emojis.each do |custom_emoji|
+      custom_emoji.update(category_id: category&.id)
+      log_action :update, custom_emoji
+    end
+  end
+
+  def list!
+    custom_emojis.each { |custom_emoji| authorize(custom_emoji, :update?) }
+
+    custom_emojis.each do |custom_emoji|
+      custom_emoji.update(visible_in_picker: true)
+      log_action :update, custom_emoji
+    end
+  end
+
+  def unlist!
+    custom_emojis.each { |custom_emoji| authorize(custom_emoji, :update?) }
+
+    custom_emojis.each do |custom_emoji|
+      custom_emoji.update(visible_in_picker: false)
+      log_action :update, custom_emoji
+    end
+  end
+
+  def enable!
+    custom_emojis.each { |custom_emoji| authorize(custom_emoji, :enable?) }
+
+    custom_emojis.each do |custom_emoji|
+      custom_emoji.update(disabled: false)
+      log_action :enable, custom_emoji
+    end
+  end
+
+  def disable!
+    custom_emojis.each { |custom_emoji| authorize(custom_emoji, :disable?) }
+
+    custom_emojis.each do |custom_emoji|
+      custom_emoji.update(disabled: true)
+      log_action :disable, custom_emoji
+    end
+  end
+
+  def copy!
+    custom_emojis.each { |custom_emoji| authorize(custom_emoji, :copy?) }
+
+    custom_emojis.each do |custom_emoji|
+      copied_custom_emoji = custom_emoji.copy!
+      log_action :create, copied_custom_emoji
+    end
+  end
+
+  def delete!
+    custom_emojis.each { |custom_emoji| authorize(custom_emoji, :destroy?) }
+
+    custom_emojis.each do |custom_emoji|
+      custom_emoji.destroy
+      log_action :destroy, custom_emoji
+    end
+  end
+end