using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace CPF_Console
{
    class Parser
    {
        private readonly Form1 form1;

        public Parser(Form1 form1)
        {
            this.form1 = form1;
        }

        private String[] splitLine;

        public void parseLine(String inLine)
        {
            splitLine = inLine.Split('\t');

            form1.ReceivedLine = inLine;

            if (splitLine[4].Contains("SBE41 Message"))
                parseSBE41msg();

            if (splitLine[4].Contains("Vel PID Values"))
                parsePIDmsg();

            if (splitLine[4].Contains("[MSC]"))
                parseMSCmsg(inLine);


            updateForm();
        }

        private void parseSBE41msg()
        {
            Form1.CTDStruct ctdStruct = new Form1.CTDStruct();

            if (splitLine.Length > 11)
            {
                if (splitLine[10].Length > 0)
                    ctdStruct.pressure = splitLine[10];
                else
                    ctdStruct.pressure = splitLine[11];
            }

            if (splitLine.Length > 17)
            {
                ctdStruct.RawPressure = splitLine[11];
                ctdStruct.LPFPressure = splitLine[12];
                ctdStruct.LPFVelocity = splitLine[13];
                ctdStruct.DiffVelocity = splitLine[14];
                ctdStruct.Diff2Velocity = splitLine[15];
                ctdStruct.LPFPressureSlope = splitLine[16];
                ctdStruct.samplePeriod = splitLine[17];
            }

            form1.updateCTD(ctdStruct);
        }


        private void parsePIDmsg()
        {
            Form1.PIDStruct pidStruct = new Form1.PIDStruct();
            
            pidStruct.SetPoint = splitLine[22];
            pidStruct.PlatformVelocity = splitLine[23];
            pidStruct.Y1 = splitLine[24];
            pidStruct.Y2 = splitLine[25];
            pidStruct.I = splitLine[26];
            pidStruct.v = splitLine[27];
            pidStruct.u = splitLine[28];
            pidStruct.uCPS = splitLine[29];

            form1.updatePID(pidStruct);
        }

        private void parseMSCmsg(String mscMsg)
        {
            mscMsg = mscMsg + "\r\n";
            form1.mscMessage = mscMsg;
        }

        private void updateForm()
        {
            if (form1.readingFromFile )
                form1.DateAndTime = splitLine[1] + " " + splitLine[2];
            else 
                form1.DateAndTime = DateTime.Now.ToString("yyy-MMM-dd HH:mm:ss");

            form1.Update();
        }
    }
}