using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Management;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.IO.Ports;
using System.Threading;

namespace PlantIoT
{
    public partial class Form1 : Form
    {
        public bool arduinoConnected;

        public Form1()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            arduinoConnected = false;
            abrirSerial();
        }

        private int abrirSerial()
        {
            puerto.Text = "";
            string portNum = "";
            string port = "";
            serialPort1.Close();
            foreach (string ports in SerialPort.GetPortNames())
            {
                portNum = ports.ToString();
                puerto.Text = portNum;
                port = portNum;
            }
            try
            {
                serialPort1.PortName = (port);
                serialPort1.BaudRate = 9600;
                serialPort1.DataBits = 8;
                serialPort1.Parity = Parity.None;
                serialPort1.StopBits = StopBits.One;
                serialPort1.Handshake = Handshake.None;
                serialPort1.Encoding = System.Text.Encoding.Default;
                arduinoConnected = true;
                return 1;
            }
            catch
            {
                errorLabel.Text = "HumeData no está conectado";
            }
            arduinoConnected = false;
            return 0;
        }

        private void enviarDatos_Click(object sender, EventArgs e)
        {
            string ssid = wifiSSID.Text;
            string pass = wifiPASS.Text;
            string conn = connectionString.Text;

            if(ssid == "" || pass == "" || conn == "")
            {
                errorLabel.Text = "Hay campos vacíos";
                return;
            }
            else
            {
                errorLabel.Text = "";
            }

            abrirSerial();

            if (arduinoConnected == true)
            {
                //HostName=PoloUnlamIoT.azure-devices.net;DeviceId=IoTTest;SharedAccessKey=wzGd/5ThNoXwz7jAOHdrNUqxwuVRbm63XNETWaMUjuQ=
                string data = "<SSID>" + ssid + "</SSID>" +
                              "<PASS>" + pass + "</PASS>" +
                              "<CONN>" + conn + "</CONN>";
                serialPort1.Open();
                serialPort1.Write("B" + data + "*");
                Thread.Sleep(2000);
                serialPort1.Close();
                errorLabel.Text = "HumeData ha sido configurado";
            }
            else
            {
                errorLabel.Text = "HumeData no está conectado";
            }
        }
    }
}