hide phantom teachers that teach guitars

ruby/lib/jam_ruby/models/teacher.rb

@@ -141,11 +141,13 @@ module JamRuby
         query = query.where("teaches_age_lower  <= ? AND (CASE WHEN teaches_age_upper = 0 THEN true ELSE teaches_age_upper >= ? END)", student_age, student_age)
       end
 
+      # don't show phantom teachers that teach 'bass guitar', 'acoustic guitar', 'electric_guitar'
+      query = query.where("((select count(checkgt.instrument_id) from teachers_instruments checkgt where checkgt.teacher_id = teachers.id AND checkgt.instrument_id IN ('bass guitar', 'acoustic guitar', 'electric guitar') ) = 0 AND phantom = true) OR phantom = false")
+
       # order in this way: https://jamkazam.atlassian.net/browse/VRFS-4058
       # Real teachers who are marked as top.
       # Real teachers who are not marked as top.
       # Phantom teachers.
-
       query = query.order("top_rated DESC, phantom ASC")
 
       current_page = params[:page].nil? ? 1 : params[:page].to_i

ruby/spec/jam_ruby/models/teacher_spec.rb

@@ -43,6 +43,26 @@ describe Teacher do
       query[2].should eq(teacher3.user)
     end
 
+    it "hide phantoms with guitar as instrument" do
+      query = Teacher.index(nil, {})[:query]
+      query.count.should eql 0
+
+      teacher3 = FactoryGirl.create(:teacher, ready_for_session_at: Time.now)
+      teacher3.teachers_instruments.count.should eql 0
+      teacher3.teachers_instruments << TeacherInstrument.new
+      teacher3.teachers_instruments[0].teacher = teacher3
+      teacher3.teachers_instruments[0].instrument = Instrument.find('electric guitar')
+      teacher3.save!
+      teacher3.user.email = 'phantom+dogpound@jamkazam.com'
+      teacher3.user.save!
+      teacher3.user.reload
+      teacher3.user.phantom.should be_true
+
+      query = Teacher.index(nil, {})[:query]
+      query.count.should eql 0
+    end
+
+
     it "instruments" do
       teacher = FactoryGirl.create(:teacher, ready_for_session_at: Time.now)
       #teachers = Teacher.index(nil, {instruments: ['acoustic guitar']})[:query]