using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using DotNetDBF;
using Newtonsoft.Json.Linq;

namespace BodyshopUploader.Utils.Decoder
{
    class EstimateDecoder
    {
        public static class CIECAEstimateImport
        {
            private static NLog.Logger logger = NLog.LogManager.GetCurrentClassLogger();
                       
            /// <summary>
            /// Decode the set of estimate files based on the creation of an envelope file.
            /// </summary>
            /// <param name="FilePath">Full path to the envelope file that was created/updated.</param>
            /// <returns></returns>
            public static dynamic DecodeEstimate(string FilePath)
            {
                dynamic ret = new JObject();

                ret.ciecaid = Path.GetFileNameWithoutExtension(FilePath);

                string _dir = Path.GetDirectoryName(FilePath) + @"\";

                ParseAd1File(ref ret, _dir);
                ParseVehFile(ref ret, _dir);
                ParseStlFile(ref ret, _dir);
                ParseTtlFile(ref ret, _dir);
                ParseLinFile(ref ret, _dir);

                return ret;
            }

            public static void ParseAd1File(ref dynamic j, string RootFilePath)
            {
                if (string.IsNullOrWhiteSpace(j.ciecaid.Value))
                {
                    return;
                }
                logger.Trace(@"Parsing AD1 at: {0}{1}", RootFilePath, j.ciecaid.Value);

                int retryNumber = 0;
                while (retryNumber < 11)
                {
                    try
                    {
                        using (Stream fis = File.Open(RootFilePath + j.ciecaid.Value + "A.ad1", FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
                        {
                            var reader = new DBFReader(fis);
                            reader.SetSelectFields(new string[] { "INS_CO_ID", "INS_CO_NM", "INS_ADDR1", "INS_ADDR2", "INS_CITY", "INS_ST",
                                "INS_ZIP", "INS_CTRY", "INS_PH1", "CLM_NO", "OWNR_LN", "OWNR_FN", "OWNR_EA", "OWNR_PH1" });
                            var readValues = reader.NextRecord();
                            j.Claim_Source = readValues[0].ToString();
                            j.Claim_Number = readValues[1].ToString();
                            j.Owner_Ln = readValues[2].ToString();
                            j.Owner_Fn = readValues[3].ToString();
                            j.Owner_Email = readValues[4].ToString();
                            j.Owner_Phone = readValues[5].ToString();
                            return;
                        }
                    }
                    catch (IOException ex)
                    {
                        logger.Trace(ex, "Unable to open AD1 file. Retrying. ");
                        retryNumber++;
                        Thread.Sleep(3000);
                    }
                }


            }

            public static void ParseVehFile(ref dynamic j, string RootFilePath)
            {
                if (string.IsNullOrWhiteSpace(j.ciecaid.Value)) { return; }

                logger.Trace(@"Parsing Veh at: {0}{1}", RootFilePath, j.ciecaid.Value);

                int retryNumber = 0;
                while (retryNumber < 11)
                {
                    try
                    {
                        using (Stream fis = File.Open(RootFilePath + j.ciecaid.Value + "v.veh", FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
                        {
                            var reader = new DBFReader(fis);
                            reader.SetSelectFields(new string[] { "V_MODEL_YR", "V_MAKEDESC", "V_MODEL", "V_COLOR", "PLATE_NO", "V_VIN" });
                            var readValues = reader.NextRecord();
                            j.V_Model_Yr = readValues[0].ToString();
                            j.V_Make_Desc = readValues[1].ToString();
                            j.V_Model = readValues[2].ToString();
                            j.V_Color = readValues[3].ToString();
                            j.Lic_Plate = readValues[4].ToString();
                            j.V_Vin = readValues[5].ToString();

                        }
                        return;
                    }
                    catch (IOException ex)
                    {
                        logger.Trace(ex, "Unable to open VEH file. Retrying. ");
                        retryNumber++;
                        Thread.Sleep(3000);
                    }
                }
            }

            public static void ParseTtlFile(ref dynamic j, string RootFilePath)
            {
                if (string.IsNullOrWhiteSpace(j.ciecaid.Value)) { return; }

                logger.Trace(@"Parsing Ttl at: {0}{1}", RootFilePath, j.ciecaid.Value);



                int retryNumber = 0;
                while (retryNumber < 11)
                {
                    try
                    {
                        using (Stream fis = File.Open(RootFilePath + j.ciecaid.Value + ".ttl", FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
                        {
                            var reader = new DBFReader(fis);
                            reader.SetSelectFields(new string[] { "G_TTL_AMT" });
                            var readValues = reader.NextRecord();
                            j.Claim_Total = Convert.ToDecimal(readValues[0].ToString());
                        }
                        return;
                    }
                    catch (IOException ex)
                    {
                        logger.Trace(ex, "Unable to open TTL file. Retrying. ");
                        retryNumber++;
                        Thread.Sleep(3000);
                    }
                }
            }

            public static void ParseStlFile(ref dynamic j, string RootFilePath)
            {
                if (string.IsNullOrWhiteSpace(j.ciecaid.Value)) { return; }

                logger.Trace(@"Parsing Ttl at: {0}{1}", RootFilePath, j.ciecaid.Value);



                int retryNumber = 0;
                while (retryNumber < 11)
                {
                    try
                    {
                        using (Stream fis = File.Open(RootFilePath + j.ciecaid.Value + ".stl", FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
                        {
                            var reader = new DBFReader(fis);
                            reader.SetSelectFields(new string[] { "TTL_TYPECD", "T_HRS" });
                            var _rc = reader.RecordCount;
                            for (var i = 0; i < _rc; i++)
                            {
                                var readValues = reader.NextRecord();
                                switch (readValues[0])
                                {

                                    //Labor Code
                                    case "LAB":
                                        j.BodyHrs = Convert.ToDecimal(readValues[1]);
                                        break;
                                    case "LAR":
                                        j.RefHrs = Convert.ToDecimal(readValues[1]);
                                        break;
                                }
                            }
                        }
                        return;
                    }
                    catch (IOException ex)
                    {
                        logger.Trace(ex, "Unable to open STL file. Retrying. ");
                        retryNumber++;
                        Thread.Sleep(3000);
                    }
                }
            }


            public static void ParseLinFile(ref dynamic j, string RootFilePath)
            {
                if (string.IsNullOrWhiteSpace(j.ciecaid.Value)) { return; }

                logger.Trace(@"Parsing Ttl at: {0}{1}", RootFilePath, j.ciecaid.Value);
                //j.JobSublets = new List<JobSublet>();

                string _maxSupp = "";

                int retryNumber = 0;
                while (retryNumber < 11)
                {
                    try
                    {
                        using (Stream fis = File.Open(RootFilePath + j.ciecaid.Value + ".lin", FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
                        {
                            var reader = new DBFReader(fis);
                            reader.SetSelectFields(new string[] { "PART_TYPE", "LINE_DESC", "UNQ_SEQ", "LINE_IND" });
                            var _rc = reader.RecordCount;
                            for (var i = 0; i < _rc; i++)
                            {
                                var readValues = reader.NextRecord();
                                //Find Max Supplement Number
                                if (string.Compare(_maxSupp, readValues[3].ToString()) < 0)
                                {
                                    _maxSupp = readValues[3].ToString();
                                }

                                switch (readValues[3])
                                {

                                    //Labor Code
                                    case "PAS":
                                    case "PASL":
                                        //j.JobSublets.Add(new JobSublet()
                                        //{
                                        //    SubletDesc = readValues[1].ToString(),
                                        //    Unq_Seq = Convert.ToInt32(readValues[2])
                                        //});
                                        break;
                                }
                            }
                        }
                        j.MaxSupplement = _maxSupp;
                        return;
                    }
                    catch (IOException ex)
                    {
                        logger.Trace(ex, "Unable to open LIN file. Retrying. ");
                        retryNumber++;
                        Thread.Sleep(3000);
                    }
                }
            }
        }
    }
}