Add batch suspend for accounts in admin UI (#17009)

app/models/form/account_batch.rb

@@ -3,6 +3,7 @@
 class Form::AccountBatch
   include ActiveModel::Model
   include Authorization
+  include AccountableConcern
   include Payloadable
 
   attr_accessor :account_ids, :action, :current_account
@@ -25,19 +26,21 @@ class Form::AccountBatch
       suppress_follow_recommendation!
     when 'unsuppress_follow_recommendation'
       unsuppress_follow_recommendation!
+    when 'suspend'
+      suspend!
     end
   end
 
   private
 
   def follow!
-    accounts.find_each do |target_account|
+    accounts.each do |target_account|
       FollowService.new.call(current_account, target_account)
     end
   end
 
   def unfollow!
-    accounts.find_each do |target_account|
+    accounts.each do |target_account|
       UnfollowService.new.call(current_account, target_account)
     end
   end
@@ -61,23 +64,31 @@ class Form::AccountBatch
   end
 
   def approve!
-    users = accounts.includes(:user).map(&:user)
-
-    users.each { |user| authorize(user, :approve?) }
-         .each(&:approve!)
+    accounts.includes(:user).find_each do |account|
+      approve_account(account)
+    end
   end
 
   def reject!
-    records = accounts.includes(:user)
+    accounts.includes(:user).find_each do |account|
+      reject_account(account)
+    end
+  end
 
-    records.each { |account| authorize(account.user, :reject?) }
-           .each { |account| DeleteAccountService.new.call(account, reserve_email: false, reserve_username: false) }
+  def suspend!
+    accounts.find_each do |account|
+      if account.user_pending?
+        reject_account(account)
+      else
+        suspend_account(account)
+      end
+    end
   end
 
   def suppress_follow_recommendation!
     authorize(:follow_recommendation, :suppress?)
 
-    accounts.each do |account|
+    accounts.find_each do |account|
       FollowRecommendationSuppression.create(account: account)
     end
   end
@@ -87,4 +98,24 @@ class Form::AccountBatch
 
     FollowRecommendationSuppression.where(account_id: account_ids).destroy_all
   end
+
+  def reject_account(account)
+    authorize(account.user, :reject?)
+    log_action(:reject, account.user, username: account.username)
+    account.suspend!(origin: :local)
+    AccountDeletionWorker.perform_async(account.id, reserve_username: false)
+  end
+
+  def suspend_account(account)
+    authorize(account, :suspend?)
+    log_action(:suspend, account)
+    account.suspend!(origin: :local)
+    Admin::SuspensionWorker.perform_async(account.id)
+  end
+
+  def approve_account(account)
+    authorize(account.user, :approve?)
+    log_action(:approve, account.user)
+    account.user.approve!
+  end
 end