access_control

[gcode_macro PRINT_START]
variable_start_called: 0
variable_start_checked_error_cnt: 0
gcode:
gcode:
  {% set BED_TEMP = params.BED_TEMP|default(0)|float %}
  {% set EXTRUDER_TEMP = params.EXTRUDER_TEMP|default(0)|float %}

  {% if BED_TEMP == 0 or EXTRUDER_TEMP == 0 %}
    # they didnt read the instructions
    CANCEL_PRINT
  {% else %}
    # add normal start gcode here

    # set the macro to be called
    SET_GCODE_VARIABLE MACRO=PRINT_START VARIABLE=start_called VALUE=1
  {% endif %}

[gcode_macro PRINT_END]
gcode:
  # turn off heater
  M104 S0
  M140 S0

  # clear variables
  SET_GCODE_VARIABLE MACRO=PRINT_START VARIABLE=start_called VALUE=0
  SET_GCODE_VARIABLE MACRO=PRINT_START VARIABLE=start_checked_error_cnt VALUE=0

[delayed_gcode _CHECK_STARTMACRO_CALLED]
initial_duration: 5.0
gcode:
  {% set start_macro_called = printer["gcode_macro PRINT_START"].start_called|int %}
  {% set error_count = printer["gcode_macro PRINT_START"].start_checked_error_cnt|int %}
  
  {% if printer.print_stats.state|lower == 'printing' %}
    # if printer is running, check is PRINT_START was calles
    {% if start_macro_called == 0%}
      {% if error_count < 3 %}
        # give a few tries, increase error count
        SET_GCODE_VARIABLE MACRO=PRINT_START VARIABLE=start_checked_error_cnt VALUE={error_count + 1}
      {% else %}
        # stupid studend didnt read the instruction
        CANCEL_PRINT
        SET_GCODE_VARIABLE MACRO=PRINT_START VARIABLE=start_called VALUE=0
        SET_GCODE_VARIABLE MACRO=PRINT_START VARIABLE=start_checked_error_cnt VALUE=0
      {% endif %}
    {% endif %}
  {% else %}
    # printer is idle, clear variables and error count
    SET_GCODE_VARIABLE MACRO=PRINT_START VARIABLE=start_called VALUE=0
    SET_GCODE_VARIABLE MACRO=PRINT_START VARIABLE=start_checked_error_cnt VALUE=0
  {% endif %}
  # retrigger macro for next check in 5 seconds
  UPDATE_DELAYED_GCODE ID=_CHECK_STARTMACRO_CALLED DURATION=5.0