Create SOrder Control Shifts

for s in records:
  order = s.id
  createdOrderControls = env['x_order_control'].sudo().search([('x_studio_period_type','=', 'Monthly - Aut'),('x_control_order','=', order)])
  for created in createdOrderControls:
    created.unlink()


  if s.x_sorder_start and s.x_sorder_end:
    start = s.x_sorder_start.replace(day=1)
    end = s.x_sorder_end.replace(day=28) + datetime.timedelta(days=4)
    end = end - datetime.timedelta(days=end.day)


    if start.month == end.month and start.year == end.year: #solo ocupa un mes
      name = s.name.split()[0] + " - " + str(start.year) + " - " + str(start.month) + " - MA"
      orderControl = env['x_order_control'].create({'x_name': name, 'x_control_order': s.id, 'x_control_start': start, 'x_control_end': end, 'x_studio_period_type': 'Monthly - Aut'})

    else:
      m = (((end.year - start.year) - 1) * 12) + 12 - start.month + 1 + end.month

      for i in range(1,m+1):
        idate = datetime.datetime(start.year + (start.month + i -2 )//12, (start.month + i-2) % 12 + 1 , 1) #calcula el primer día del mes


        if i == 1:
          #first
          istart = start #9-4-1983
          next_month = istart.replace(day=28) + datetime.timedelta(days=4)
          iend = next_month - datetime.timedelta(days=next_month.day)
          name = s.name.split()[0] + " - " + str(istart.year) + " - " + str(istart.month) + " - MA"


        elif i == m:
            #last
            istart = idate
            iend = end
            name = s.name.split()[0] + " - " + str(istart.year) + " - " + str(istart.month) + " - MA"
        else:
            #middle
            istart = idate
            next_month = idate.replace(day=28) + datetime.timedelta(days=4)
            iend = next_month - datetime.timedelta(days=next_month.day) #30-4-1983
            name = s.name.split()[0] + " - " + str(istart.year) + " - " + str(istart.month) + " - MA"

        orderControl = env['x_order_control'].create({'x_name': name, 'x_control_order': s.id, 'x_control_start': istart, 'x_control_end': iend, 'x_studio_period_type': 'Monthly - Aut'})