Fix crash when marking statuses as sensitive while some statuses are deleted (#22134)

* Do not offer to mark statuses as sensitive if there is no undeleted status with media attachments

* Fix crash when marking statuses as sensitive while some statuses are deleted

Fixes #21910

* Fix multiple strikes being created for a single report when selecting “Mark as sensitive”

* Add tests

spec/controllers/admin/reports/actions_controller_spec.rb

@@ -0,0 +1,42 @@
+require 'rails_helper'
+
+describe Admin::Reports::ActionsController do
+  render_views
+
+  let(:user) { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+  let(:account) { Fabricate(:account) }
+  let!(:status) { Fabricate(:status, account: account) }
+  let(:media_attached_status) { Fabricate(:status, account: account) }
+  let!(:media_attachment) { Fabricate(:media_attachment, account: account, status: media_attached_status) }
+  let(:media_attached_deleted_status) { Fabricate(:status, account: account, deleted_at: 1.day.ago) }
+  let!(:media_attachment2) { Fabricate(:media_attachment, account: account, status: media_attached_deleted_status) }
+  let(:last_media_attached_status) { Fabricate(:status, account: account) }
+  let!(:last_media_attachment) { Fabricate(:media_attachment, account: account, status: last_media_attached_status) }
+  let!(:last_status) { Fabricate(:status, account: account) }
+
+  before do
+    sign_in user, scope: :user
+  end
+
+  describe 'POST #create' do
+    let(:report) { Fabricate(:report, status_ids: status_ids, account: user.account, target_account: account) }
+    let(:status_ids) { [media_attached_status.id, media_attached_deleted_status.id] }
+
+    before do
+      post :create, params: { report_id: report.id, action => '' }
+    end
+
+    context 'when action is mark_as_sensitive' do
+
+      let(:action) { 'mark_as_sensitive' }
+
+      it 'resolves the report' do
+        expect(report.reload.action_taken_at).to_not be_nil
+      end
+
+      it 'marks the non-deleted as sensitive' do
+        expect(media_attached_status.reload.sensitive).to eq true
+      end
+    end
+  end
+end