Add confirmation screen when handling reports (#22375)

* Add confirmation screen on moderation actions

* Add flash notice when a report has been processed

* Refactor tests

* Add tests

app/controllers/admin/account_actions_controller.rb

@@ -21,7 +21,7 @@ module Admin
       account_action.save!
 
       if account_action.with_report?
-        redirect_to admin_reports_path
+        redirect_to admin_reports_path, notice: I18n.t('admin.reports.processed_msg', id: params[:report_id])
       else
         redirect_to admin_account_path(@account.id)
       end

app/controllers/admin/reports/actions_controller.rb

@@ -3,6 +3,11 @@
 class Admin::Reports::ActionsController < Admin::BaseController
   before_action :set_report
 
+  def preview
+    authorize @report, :show?
+    @moderation_action = action_from_button
+  end
+
   def create
     authorize @report, :show?
 
@@ -13,7 +18,8 @@ class Admin::Reports::ActionsController < Admin::BaseController
         status_ids: @report.status_ids,
         current_account: current_account,
         report_id: @report.id,
-        send_email_notification: !@report.spam?
+        send_email_notification: !@report.spam?,
+        text: params[:text]
       )
 
       status_batch_action.save!
@@ -23,13 +29,16 @@ class Admin::Reports::ActionsController < Admin::BaseController
         report_id: @report.id,
         target_account: @report.target_account,
         current_account: current_account,
-        send_email_notification: !@report.spam?
+        send_email_notification: !@report.spam?,
+        text: params[:text]
       )
 
       account_action.save!
+    else
+      return redirect_to admin_report_path(@report), alert: I18n.t('admin.reports.unknown_action_msg', action: action_from_button)
     end
 
-    redirect_to admin_reports_path
+    redirect_to admin_reports_path, notice: I18n.t('admin.reports.processed_msg', id: @report.id)
   end
 
   private
@@ -47,6 +56,8 @@ class Admin::Reports::ActionsController < Admin::BaseController
       'silence'
     elsif params[:suspend]
       'suspend'
+    elsif params[:moderation_action]
+      params[:moderation_action]
     end
   end
 end