Fix account action type validation (#19476)

* Fix account action type validation

Fix #19143

* Fix #19145

* Fix code style issues

app/models/admin/account_action.rb

@@ -25,6 +25,8 @@ class Admin::AccountAction
   alias send_email_notification? send_email_notification
   alias include_statuses? include_statuses
 
+  validates :type, :target_account, :current_account, presence: true
+
   def initialize(attributes = {})
     @send_email_notification = true
     @include_statuses        = true
@@ -41,13 +43,15 @@ class Admin::AccountAction
   end
 
   def save!
+    raise ActiveRecord::RecordInvalid, self unless valid?
+
     ApplicationRecord.transaction do
       process_action!
       process_strike!
+      process_reports!
     end
 
     process_email!
-    process_reports!
     process_queue!
   end
 
@@ -106,9 +110,8 @@ class Admin::AccountAction
     # Otherwise, we will mark all unresolved reports about
     # the account as resolved.
 
-    reports.each { |report| authorize(report, :update?) }
-
     reports.each do |report|
+      authorize(report, :update?)
       log_action(:resolve, report)
       report.resolve!(current_account)
     end