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# Create your views here.
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from django.contrib import messages
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from django.shortcuts import redirect, render, get_object_or_404
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from django.core.exceptions import ValidationError
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# from apps.main.models import Experiment, Configuration
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from apps.main.views import sidebar
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from .models import DDSConfiguration
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from .forms import DDSConfigurationForm, UploadFileForm
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# Create your views here.
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from radarsys_api import dds
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def dds_conf(request, id_conf):
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conf = get_object_or_404(DDSConfiguration, pk=id_conf)
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answer = dds.echo(ip=str(conf.device.ip_address), port=conf.device.port_address)
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kwargs = {}
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kwargs['connected'] = (answer[0] == "1")
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if not kwargs['connected']:
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messages.error(request, message=answer)
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kwargs['dev_conf'] = conf
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kwargs['dev_conf_keys'] = ['experiment', 'device',
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'clock', 'multiplier',
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'frequency',
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'frequency_bin',
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'phase',
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# 'phase_binary',
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'amplitude_ch_A', 'amplitude_ch_B',
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'modulation',
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'frequency_mod',
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'frequency_mod_bin',
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'phase_mod']
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# 'phase_binary_mod']
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kwargs['title'] = 'DDS Configuration'
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kwargs['suptitle'] = 'Details'
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kwargs['button'] = 'Edit Configuration'
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###### SIDEBAR ######
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kwargs.update(sidebar(conf))
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return render(request, 'dds_conf.html', kwargs)
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def dds_conf_edit(request, id_conf):
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conf = get_object_or_404(DDSConfiguration, pk=id_conf)
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if request.method=='GET':
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form = DDSConfigurationForm(instance=conf)
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if request.method=='POST':
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form = DDSConfigurationForm(request.POST, instance=conf)
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if form.is_valid():
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conf = form.save(commit=False)
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if conf.verify_frequencies():
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conf.save()
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return redirect('url_dds_conf', id_conf=conf.id)
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##ERRORS
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kwargs = {}
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kwargs['id_dev'] = conf.id
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kwargs['form'] = form
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kwargs['title'] = 'Device Configuration'
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kwargs['suptitle'] = 'Edit'
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kwargs['button'] = 'Save'
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###### SIDEBAR ######
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kwargs.update(sidebar(conf))
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return render(request, 'dds_conf_edit.html', kwargs)
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def dds_conf_write(request, id_conf):
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conf = get_object_or_404(DDSConfiguration, pk=id_conf)
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answer = dds.write_config(ip=str(conf.device.ip_address),
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port=conf.device.port_address,
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clock=conf.clock,
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multiplier=conf.multiplier,
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freq_regA=conf.frequency_bin,
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freq_regB=conf.frequency_mod_bin,
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modulation=conf.modulation,
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phaseA=conf.phase2binary(conf.phase),
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phaseB=conf.phase2binary(conf.phase_mod),
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amplitude0=conf.amplitude_ch_A,
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amplitude1=conf.amplitude_ch_B)
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if answer[0] == "1":
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messages.success(request, answer[2:])
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conf.pk = None
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conf.id = None
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conf.type = 1
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conf.save()
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else:
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messages.error(request, "Could not write the parameters to this device")
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return redirect('url_dds_conf', id_conf=id_conf)
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def dds_conf_read(request, id_conf):
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conf = get_object_or_404(DDSConfiguration, pk=id_conf)
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if request.method=='POST':
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form = DDSConfigurationForm(request.POST, instance=conf)
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if form.is_valid():
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dds_model = form.save(commit=False)
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if dds_model.verify_frequencies():
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dds_model.save()
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return redirect('url_dds_conf', id_conf=conf.id)
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messages.error(request, "Parameters could not be saved")
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data = {}
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if request.method=='GET':
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#mult, freqA, freqB, modulation, phaseA, phaseB, amp0, amp1
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parms = dds.read_config(ip=conf.device.ip_address,
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port=conf.device.port_address)
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if not parms:
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messages.error(request, "Could not read dds parameters from this device")
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return redirect('url_dds_conf', id_conf=conf.id)
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data = {'multiplier' : parms[0],
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'frequency' : conf.binary2freq(parms[1], parms[0]*conf.clock),
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'frequency_bin' : parms[1],
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'phase' : conf.binary2phase(parms[4]),
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'amplitude_ch_A' : parms[6],
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'amplitude_ch_B' : parms[7],
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'modulation' : parms[3],
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'frequency_mod' : conf.binary2freq(parms[2], parms[0]*conf.clock),
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'frequency_mod_bin' : parms[2],
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'phase_mod' : conf.binary2phase(parms[5]),
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}
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form = DDSConfigurationForm(initial=data, instance=conf)
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kwargs = {}
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kwargs['id_dev'] = conf.id
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kwargs['form'] = form
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kwargs['title'] = 'Device Configuration'
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kwargs['suptitle'] = 'Parameters read from device'
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kwargs['button'] = 'Save'
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###### SIDEBAR ######
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kwargs.update(sidebar(conf))
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return render(request, 'dds_conf_edit.html', kwargs)
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def dds_conf_import(request, id_conf):
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conf = get_object_or_404(DDSConfiguration, pk=id_conf)
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if request.method == 'POST':
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file_form = UploadFileForm(request.POST, request.FILES)
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if file_form.is_valid():
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if conf.update_from_file(request.FILES['file']):
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try:
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conf.full_clean()
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except ValidationError as e:
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messages.error(request, e)
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else:
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conf.save()
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messages.success(request, "Parameters imported from file: '%s'." %request.FILES['file'].name)
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messages.warning(request, "Clock Input could not be read from file, using %3.2fMhz by default. Please update it to its real value" %conf.clock)
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return redirect('url_dds_conf', id_conf=conf.id)
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messages.error(request, "Could not import parameters from file")
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else:
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file_form = UploadFileForm()
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kwargs = {}
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kwargs['id_dev'] = conf.id
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kwargs['title'] = 'Device Configuration'
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kwargs['form'] = file_form
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kwargs['suptitle'] = 'Importing file'
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kwargs['button'] = 'Import'
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kwargs.update(sidebar(conf))
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return render(request, 'dds_conf_import.html', kwargs)
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def handle_uploaded_file(f):
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data = {'multiplier' : 5,
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'frequency' : 49.92,
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'frequency_bin' : 45678,
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'phase' : 0,
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'amplitude_ch_A' : 1024,
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'amplitude_ch_B' : 2014,
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'modulation' : 1,
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'frequency_mod' : 0,
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'frequency_mod_bin' : 0,
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'phase_mod' : 180,
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}
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return data
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