Improve Error messages

- Improve error messages in event schedules, schedules and program controller.
- Two respond_to blocks in the update method of program controller.

app/controllers/admin/event_schedules_controller.rb

@@ -6,7 +6,7 @@ module Admin
       if @event_schedule.save
         render json: { 'status' => 'ok', event_schedule_id: @event_schedule.id }
       else
-        render json: { 'status' => "The event couldn't be scheduled" }
+        render json: { 'status' => "The event couldn't be scheduled. #{@event_schedule.errors.full_messages.join('. ')}" }
       end
     end
 
@@ -14,7 +14,7 @@ module Admin
       if @event_schedule.update(event_schedule_params)
         render json: { 'status' => 'ok', event_schedule_id: @event_schedule.id }
       else
-        render json: { 'status' => "The event couldn't be scheduled" }
+        render json: { 'status' => "The event couldn't be scheduled. #{@event_schedule.errors.full_messages.join('. ')}" }
       end
     end
 
@@ -22,7 +22,7 @@ module Admin
       if @event_schedule.destroy
         render json: { 'status' => 'ok' }
       else
-        render json: { 'status' => "The event couldn't be unscheduled" }
+        render json: { 'status' => "The event couldn't be unscheduled. #{@event_schedule.errors.full_messages.join('. ')}" }
       end
     end
 

app/controllers/admin/programs_controller.rb

@@ -13,20 +13,22 @@ module Admin
       @program.assign_attributes(program_params)
       send_mail_on_schedule_public = @program.notify_on_schedule_public?
 
-      respond_to do |format|
+      if @program.update_attributes(program_params)
-        if @program.update_attributes(program_params)
+        ConferenceScheduleUpdateMailJob.perform_later(@conference) if send_mail_on_schedule_public
-          ConferenceScheduleUpdateMailJob.perform_later(@conference) if send_mail_on_schedule_public
+        respond_to do |format|
           format.html do
             redirect_to admin_conference_program_path(@conference.short_title),
                         notice: 'The program was successfully updated.'
           end
           format.js { render json: { 'status' => 'ok' } }
-        else
+        end
+      else
+        respond_to do |format|
           format.html do
             flash[:error] = "Updating program failed. #{@program.errors.to_a.join('. ')}."
             render :new
           end
-          format.js { render json: { 'status' => "The selected schedule couldn't been updated" } }
+          format.js { render json: { 'status' => "The selected schedule couldn't been updated #{@program.errors.to_a.join('. ')}" } }
         end
       end
     end

app/controllers/admin/schedules_controller.rb

@@ -17,7 +17,7 @@ module Admin
                     notice: 'Schedule was successfully created.'
       else
         redirect_to admin_conference_schedules_path(conference_id: @conference.short_title),
-                    error: 'Could not create schedule'
+                    error: "Could not create schedule. #{@schedule.errors.full_messages.join('. ')}."
       end
     end
 

spec/controllers/admin/event_schedules_controller_spec.rb

@@ -62,7 +62,7 @@ describe Admin::EventSchedulesController do
                               room_id: nil,
                               start_time: nil)
 
-          expect(JSON.parse(response.body)['status']).to_not eq('ok')
+          expect(JSON.parse(response.body)['status']).to eq("The event couldn't be scheduled. Event can't be blank. Room can't be blank. Start time can't be blank")
         end
       end
     end
@@ -119,7 +119,7 @@ describe Admin::EventSchedulesController do
                               room_id: nil,
                               start_time: nil)
 
-          expect(JSON.parse(response.body)['status']).to_not eq('ok')
+          expect(JSON.parse(response.body)['status']).to eq("The event couldn't be scheduled. Event can't be blank. Room can't be blank. Start time can't be blank")
         end
       end
     end