* update jmep logic

db/manifest

@@ -334,4 +334,5 @@ test_drive_lessons.sql
 whitelist.sql
 teacher_student_flags.sql
 add_sale_source_col.sql
-jamblaster_v2.sql
+jamblaster_v2.sql
+acapella_rename.sql

db/up/acapella_rename.sql

@@ -0,0 +1,2 @@
+UPDATE genres set description = 'A Cappella' where id = 'acapella';
+

ruby/lib/jam_ruby/jam_track_importer.rb

@@ -176,12 +176,24 @@ module JamRuby
         if result_code == 0
           bpm = output.to_f
 
-          @@log.debug("bpm: #{bpm} start_time: #{start_time}")
+          offset = 0.140
+          if bpm >= 60 && bpm < 80
+            offset = 0.110
+          elsif bpm >= 80 && bpm < 100
+            offset = 0.080
+          elsif bpm >= 100 && bpm < 120
+            offset = 0.050
+          elsif bpm >= 120
+            offset = 0.020
+          end
 
-          metro_fin = "#{Time.at(start_time).utc.strftime("%H:%M:%S")}:#{((start_time - start_time.to_i) * 1000).round}"
+          @@log.debug("bpm: #{bpm} start_time: #{start_time}, offset: #{offset}")
+
+          start_time += offset
+          metro_fin = "#{Time.at(start_time).utc.strftime("%H:%M:%S")}:#{((start_time - start_time.to_i) * 1000).round.to_s.rjust(3, "0")}"
 
           jmep = ""
-          jmep << "# created via code using bpm/silence detection (bpm:#{bpm})\r\n"
+          jmep << "# created via code using bpm/silence detection (bpm:#{bpm} offset:#{offset})\r\n"
           jmep << "prelude@10.0 #number of seconds before music starts\r\n"
           jmep << "metro_fin@#{metro_fin} bpm=#{bpm}, ticks=8, pmode=stream, name=Beep, play=mono"
 

web/lib/tasks/jam_tracks.rake

@@ -79,7 +79,7 @@ namespace :jam_tracks do
     end
 
     if path.start_with?('mapped')
-      JamTrackImporter.storage_format = 'Paris'
+      JamTrackImporter.storage_format = 'Tency'
     end
 
     JamTrackImporter.synchronize_from_meta("#{path}/meta.yml", skip_audio_upload: false)
@@ -181,11 +181,6 @@ namespace :jam_tracks do
     JamTrackImporter.synchronize_all(skip_audio_upload: false)
   end
 
-  task sync_tim_tracks: :environment do |task, args|
-    JamTrackImporter.storage_format = 'TimTracks'
-    JamTrackImporter.synchronize_all(skip_audio_upload:false)
-  end
-
   task tency_dups: :environment do |task, args|
 
   end