#include "config.h"
#include "sequencer.h"
#include <LCDMenuLib2.h>
#include <LiquidCrystal_I2C.h>

extern LCDMenuLib2 LCDML;
extern LiquidCrystal_I2C lcd;
extern config_t configuration;
extern void handleNoteOn(byte , byte , byte );
extern void handleNoteOff(byte , byte , byte );
extern void UI_func_sequencer(uint8_t);
extern const char* seq_find_shortname(uint8_t);

void sequencer(void)
{
  

  if (seq_note_in > 0 && seq_note_in < 62 && seq_recording == false ) {
 //   handleNoteOff(configuration.dexed[0].midi_channel, seq_data[3][seq_step] + seq_transpose , 0);
 //   handleNoteOff(configuration.dexed[0].midi_channel, seq_data[3][seq_step - 1] + seq_transpose , 0);

//if (seq_note_in>65)seq_note_in=seq_note_in-12;

  //  seq_transpose = seq_note_in % 12 ;
    //seq_transpose=seq_transpose-12;
  //  seq_note_in = 0;
  }

  if (seq_millis_timer  > seq_timer_previous + seq_tempo_ms)

  {
    seq_timer_previous = seq_millis_timer;

    if (LCDML.FUNC_getID() == LCDML.OTHER_getIDFromFunction(UI_func_sequencer)) {

      //write to sequencer if in sequencer menu 
      if (seq_note_in > 0 && seq_recording == true) {

      //  if (  seq_content_type[ seq_patternchain[seq_chain_active_step][active_track]  ] == 1) handleNoteOff(configuration.dexed[0].midi_channel, seq_data[active_track][seq_step] + seq_transpose , 0);

        seq_data[seq_active_track][seq_step] = seq_note_in;
        seq_vel[seq_active_track][seq_step] = seq_note_in_velocity;
        seq_note_in = 0;
        seq_note_in_velocity=0;
      }
            lcd.setCursor(seq_step, 1);
      lcd.print("X");
      if (seq_step == 0) {
        lcd.setCursor(15, 1);
        lcd.print(seq_find_shortname(15));
      }
      else
      {
        lcd.setCursor(seq_step - 1, 1);
        lcd.print(seq_find_shortname(seq_step - 1));
      }
    }

   

    for (uint8_t d = 0; d < 4; d++)
    {

      if ( seq_content_type[ seq_patternchain[seq_chain_active_step][d]  ] == 0){// drum track
      if (seq_data[ seq_patternchain[seq_chain_active_step][d] ][seq_step] > 0 && seq_vel[ seq_patternchain[seq_chain_active_step][d] ][seq_step] > 0)
      {
       handleNoteOn(DRUM_MIDI_CHANNEL, seq_data[ seq_patternchain[seq_chain_active_step][d] ][seq_step] , seq_vel[ seq_patternchain[seq_chain_active_step][d] ][seq_step]);
      }
    }
 
   else {
    if (seq_data[ seq_patternchain[seq_chain_active_step][d] ][seq_step] > 0 && seq_vel[ seq_patternchain[seq_chain_active_step][d] ][seq_step] > 0)  // instrument track
    {
      handleNoteOn(configuration.dexed[0].midi_channel, seq_data[ seq_patternchain[seq_chain_active_step][d] ][seq_step] + seq_transpose , seq_vel[ seq_patternchain[seq_chain_active_step][d] ][seq_step]);
    seq_prev_note[d]=seq_data[ seq_patternchain[seq_chain_active_step][d] ][seq_step] + seq_transpose;
    }
 }
   seq_noteoffsent[d] = false;
 }
  
    seq_step++;

    if (seq_step > 15) {
      seq_step = 0;
      if (seq_chain_lenght>0){
         seq_chain_active_step++;
         if (seq_chain_active_step>seq_chain_lenght)
         {
          seq_chain_active_step=0;
           }
         }
      }
  }

  if (seq_millis_timer > seq_timer_previous + 80 )
  {
     for (uint8_t d = 0; d < 4; d++)
    {
     if( seq_noteoffsent[d] == false) {
        if ( seq_prev_note[d] > 0)  //test instrument sequencer Instance=0
        {
          handleNoteOff(configuration.dexed[0].midi_channel, seq_prev_note[d] , 0);
         }
           }
         seq_noteoffsent[d] = true;
          }
    
  }
}