def set_setpoint(request, pk):
from device.models import Device
setpoint = request.GET.get('setpoint')
f = Fermenter.objects.get(pk=pk)
Device.serial_cmd(f.component.device.device, "setSetpoint,"+str(f.fid)+','+setpoint)
f.setpoint = Device.serial_cmd(f.component.device.device, "getSetpoint,"+str(f.fid))
f.save()
return HttpResponse(f.setpoint)
def discover(cls, device):
from fermenter.models import Fermenter
sn = Device.serial_cmd(device.device, 'getSN')
type = Device.serial_cmd(device.device, 'getType')
try:
c = Component.objects.get(sn=sn)
c.device = device
c.save()
except Component.DoesNotExist:
c = Component.objects.create(device=device, sn=sn, type=type)
if type == 'FERMENTER':
Fermenter.discover(c)
def discover(cls, component):
count = int(Device.serial_cmd(component.device.device,'getFermenters'))
for fid in range(count):
try:
f = cls.objects.get(component=component, fid=fid)
except Fermenter.DoesNotExist:
f = cls.objects.create(component=component, fid=fid)
f.mode = Device.serial_cmd(f.component.device.device,'getMode,'+str(f.fid))
f.setpoint = Device.serial_cmd(f.component.device.device,'getSetpoint,'+str(f.fid))
f.save()
verbose_name="probe_temperature_"+str(f.id)
try:
t = Task.objects.get(verbose_name=verbose_name)
except Task.DoesNotExist:
cls.probe_temperature(f.id, verbose_name=verbose_name, repeat=60)
def get_temperature(request, pk):
from device.models import Device
from beer.models import Temperature
f = Fermenter.objects.get(pk=pk)
f.temperature = Device.serial_cmd(f.component.device.device, "getTemperature,"+str(f.fid))
f.datetime = timezone.now()
f.save()
if hasattr(f, 'beer'):
Temperature.objects.create(beer=f.beer, setpoint=f.setpoint, measured=f.temperature, datetime=timezone.now())
return HttpResponse(f.temperature)
def edit(request, pk):
from device.models import Device
f = Fermenter.objects.get(pk=pk)
if request.method == "POST":
form = FermenterForm(request.POST)
if "save" in request.POST and form.is_valid():
if not f.name == request.POST.get("name"):
f.name = request.POST.get("name")
if not f.setpoint == Decimal(request.POST.get("setpoint")):
Device.serial_cmd(f.component.device.device,"setSetpoint,"+str(f.fid)+","+request.POST.get("setpoint"))
f.setpoint = Device.serial_cmd(f.component.device.device,"getSetpoint,"+str(f.fid))
if not f.mode == request.POST.get("mode"):
Device.serial_cmd(f.component.device.device,"setMode,"+str(f.fid)+","+request.POST.get("mode"))
f.mode = Device.serial_cmd(f.component.device.device,"getMode,"+str(f.fid))
f.save()
return redirect('fermenter:detail', pk=f.id)
else:
form = FermenterForm(instance=f)
return render(request, 'fermenter/form.html', {'form': form, 'fermenter': f})
