from django.db import models
from apps.main.models import Configuration
from django.core.validators import MinValueValidator, MaxValueValidator

from .files import read_json_file
import requests
# Create your models here. validators=[MinValueValidator(62.5e6), MaxValueValidator(450e6)]

class CGSConfiguration(Configuration):

    freq0 = models.PositiveIntegerField(verbose_name='Frequency 0',validators=[MaxValueValidator(450e6)], default = 60)
    freq1 = models.PositiveIntegerField(verbose_name='Frequency 1',validators=[MaxValueValidator(450e6)], default = 60)
    freq2 = models.PositiveIntegerField(verbose_name='Frequency 2',validators=[MaxValueValidator(450e6)], default = 60)
    freq3 = models.PositiveIntegerField(verbose_name='Frequency 3',validators=[MaxValueValidator(450e6)], default = 60)

    def verify_frequencies(self):

        return True


    def update_from_file(self, fp):

        kwargs = read_json_file(fp)

        if not kwargs:
            return False

        self.freq0 = kwargs['freq0']
        self.freq1 = kwargs['freq1']
        self.freq2 = kwargs['freq2']
        self.freq3 = kwargs['freq3']

        return True

    def parms_to_dict(self):

        parameters = {}

        parameters['device_id'] = self.device.id

        if self.freq0 == None or self.freq0 == '':
            parameters['freq0'] = 0
        else:
            parameters['freq0'] = self.freq0

        if self.freq1 == None or self.freq1 == '':
            parameters['freq1'] = 0
        else:
            parameters['freq1'] = self.freq1

        if self.freq2 == None or self.freq2 == '':
            parameters['freq2'] = 0
        else:
            parameters['freq2'] = self.freq2

        if self.freq3 == None or self.freq3 == '':
            parameters['freq3'] = 0
        else:
            parameters['freq3'] = self.freq3

        return parameters


    def dict_to_parms(self, parameters):

        self.freq0 = parameters['freq0']
        self.freq1 = parameters['freq1']
        self.freq2 = parameters['freq2']
        self.freq3 = parameters['freq3']


    def status_device(self):

        import requests

        ip=self.device.ip_address
        port=self.device.port_address

        route = "http://" + str(ip) + ":" + str(port) + "/status/ad9548"
        try:
            r = requests.get(route,timeout=0.5)
        except Exception as e:
            self.device.status = 0
            self.device.save()
            self.message = 'Could not read CGS status: ' + str(e)
            return False

        response = str(r.text)
        response = response.split(";")
        icon = response[0]
        status = response[-1]

        #print(icon, status)
        #"icon" could be: "alert" or "okay"
        if "alert" in icon:
            #if "Starting Up" in status: #No Esta conectado
            #    self.device.status = 1
            #else:
            self.device.status = 1
        elif  "okay" in icon:
            self.device.status = 3
        else:
            self.device.status = 1

        self.message = status
        self.device.save()


        return True


    def start_device(self):

        ip=self.device.ip_address
        port=self.device.port_address

        #---Frequencies from form
        f0 = self.freq0
        f1 = self.freq1
        f2 = self.freq2
        f3 = self.freq3
        post_data = {"f0":f0, "f1":f1, "f2":f2, "f3":f3}
        route = "http://" + str(ip) + ":" + str(port) + "/frequencies/"

        try:
            r = requests.post(route, post_data, timeout=0.7)
        except:
            self.message = "Could not start CGS device"
            return False

        text = r.text
        text = text.split(',')

        if len(text)>1:
            title = text[0]
            status = text[1]
            if title == "okay":
                self.message = status
                self.device.status =  3
                self.device.save()
                return True
            else:
                self.message = title + ", " + status
                self.device.status = 1
                self.device.save()
                return False

        return False


    def stop_device(self):

        ip=self.device.ip_address
        port=self.device.port_address

        f0 = 0
        f1 = 0
        f2 = 0
        f3 = 0
        post_data = {"f0":f0, "f1":f1, "f2":f2, "f3":f3}
        route = "http://" + str(ip) + ":" + str(port) + "/frequencies/"

        try:
            r = requests.post(route, post_data, timeout=0.7)
        except:
            self.message = "Could not stop CGS device"
            return False

        text = r.text
        text = text.split(',')

        if len(text)>1:
            title = text[0]
            status = text[1]
            if title == "okay":
                self.message = status
                self.device.status = 1
                self.device.save()
                self.message = "CGS device has been stopped"
                return True
            else:
                self.message = title + ", " + status
                self.device.status = 0
                self.device.save()
                return False

        return False


    def read_device(self):

        import requests

        ip=self.device.ip_address
        port=self.device.port_address

        route = "http://" + str(ip) + ":" + str(port) + "/frequencies/"
        try:
            frequencies = requests.get(route,timeout=0.7)

        except:
            self.message = "Could not read CGS parameters from this device"
            return None

        frequencies = frequencies.json()
        frequencies = frequencies.get("Frecuencias")
        f0 = frequencies.get("f0")
        f1 = frequencies.get("f1")
        f2 = frequencies.get("f2")
        f3 = frequencies.get("f3")

        parms = {'freq0': f0,
                 'freq1': f1,
                 'freq2': f2,
                 'freq3': f3}

        self.message = ""
        return parms


    def write_device(self):

        ip=self.device.ip_address
        port=self.device.port_address

        #---Frequencies from form
        f0 = self.freq0
        f1 = self.freq1
        f2 = self.freq2
        f3 = self.freq3
        post_data = {"f0":f0, "f1":f1, "f2":f2, "f3":f3}
        route = "http://" + str(ip) + ":" + str(port) + "/frequencies/"

        try:
            r = requests.post(route, post_data, timeout=0.7)
        except:
            self.message = "Could not write CGS parameters"
            return False

        text = r.text
        text = text.split(',')

        if len(text)>1:
            title = text[0]
            status = text[1]
            if title == "okay":
                self.message = status
                self.device.status =  3
                self.device.save()
                return True
            else:
                self.message = title + ", " + status
                self.device.status = 1
                self.device.save()
                return False

        return False


    class Meta:
        db_table = 'cgs_configurations'