using System;
using System.Collections.Generic;
using System.Data.SqlClient;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Text;
using System.Text.Json;
using System.Text.RegularExpressions;

namespace Adaptation.FileHandlers.TIBCO.Transport;

public class Job
{

    public string AutomationMode { get; }
    public string BasicType { get; }
    public string Equipment { get; }
    public string JobName { get; }
    public string LotName { get; }
    public string PackageName { get; }
    public string ProcessSpecName { get; }
    public string ProcessType { get; }
    public string ProductName { get; }
    public string Qty { get; }
    public string RecipeName { get; }
    public string StateModel { get; }
    //
    public bool IsAreaSi { get; }
    public DateTime DateTime { get; }
    public List<Item> Items { get; }

    public Job(string oiContextDataPendingPath, string oiContextDataResultsPath, string oiContextDataSearchPath, string lsl2SQLConnectionString, Dictionary<int, List<(string MID, int Count)>> _RDS, string mid)
    {
        Items = new List<Item>();
        if (mid[0] != '{' || mid[mid.Length - 1] != '}' || !mid.Contains("\"Si\""))
            IsAreaSi = false;
        else
        {
            string psn;
            int rds = 0;
            string reactor;
            Input input = JsonSerializer.Deserialize<Input>(mid);
            IsAreaSi = input.Area == "Si";
            if (input.MID is null)
                input.MID = string.Empty;
            if (!long.TryParse(input.Sequence, out long sequence))
                DateTime = DateTime.Now;
            else
                DateTime = new DateTime(sequence);
            string[] segments = Regex.Split(input.MID, @"[^0-9']");
            List<IGrouping<string, (string MID, int Count)>> orderedMatches = new();
            if (segments.Length < 3 || (segments.Length > 1 && !int.TryParse(segments[1], out rds)))
            {
                psn = string.Empty;
                reactor = string.Empty;
            }
            else if (rds > 0)
            {
                lock (_RDS)
                {
                    if (!_RDS.ContainsKey(rds))
                        _RDS.Add(rds, new());
                    List<(string MID, int Count)> collection = _RDS[rds];
                    if (collection.Count == 0)
                        _RDS[rds].Add(new(input.MID, 1));
                    else
                    {
                        IEnumerable<IGrouping<string, (string MID, int Count)>> grouped = collection.GroupBy(l => l.MID);
                        orderedMatches.AddRange(from l in grouped orderby l.Count() descending select l);
                        int length = (from l in orderedMatches where l.Key == input.MID select true).Count();
                        _RDS[rds].Add(new(input.MID, length + 1));
                    }
                    if (_RDS.Count > 1000)
                        _ = _RDS.Remove(_RDS.ElementAt(0).Key);
                }
                psn = segments[2];
                reactor = segments[0];
            }
            else
            {
                psn = string.Empty;
                reactor = string.Empty;
            }
            AutomationMode = string.Concat(DateTime.Ticks, ".", input.MesEntity);
            Equipment = input.MesEntity;
            JobName = DateTime.Ticks.ToString();
            if (orderedMatches.Any() && (string.IsNullOrEmpty(reactor) || string.IsNullOrEmpty(psn)))
            {
                segments = Regex.Split(orderedMatches[0].Key, @"[^0-9']");
                psn = segments[2];
                reactor = segments[0];
            }
            const string hyphen = "-";
            if (rds < 1)
            {
                BasicType = hyphen;
                LotName = input.MID;
            }
            else
            {
                LotName = rds.ToString();
                BasicType = GetBasicType(lsl2SQLConnectionString, hyphen, rds);
            }
            PackageName = hyphen; //WAFER_ID WaferLot
            ProcessSpecName = hyphen; //WAFER_POS PocketNumber
            ProcessType = reactor;
            ProductName = psn;
            Qty = "1";
            RecipeName = input.Recipe;
            StateModel = input.EquipmentType;
            Items.Add(new Item { Name = "0", Type = "NA", Number = (0 + 1).ToString(), Qty = "1", CarrierName = hyphen });
            MoveOldFiles(oiContextDataSearchPath, oiContextDataPendingPath, oiContextDataResultsPath);
        }
    }

    public static string GetBasicType(string lsl2SQLConnectionString, string hyphen, int rds)
    {
        string result;
        // string json;
        // string loadLock;
        // JsonElement jsonElement;
        // DateTime dateTime = DateTime.Now;
        // string rdsFile = Path.Combine(configData.OIContextDataResultsPath, $"{DateTime.Ticks}.rds");
        // string jsonFile = Path.Combine(configData.OIContextDataResultsPath, $"{DateTime.Ticks}.json");
        // File.WriteAllText(Path.Combine(configData.OIContextDataSearchPath, $"{DateTime.Ticks}.rds"), rds);
        // CultureInfo cultureInfo = new CultureInfo("en-US");
        // Calendar calendar = cultureInfo.Calendar;
        // string weekOfYear = calendar.GetWeekOfYear(dateTime, CalendarWeekRule.FirstDay, DayOfWeek.Sunday).ToString("00");
        // string yearWeek = string.Concat(dateTime.ToString("yyyy"), "___Week_", weekOfYear);
        // string resultsDirectory = Path.Combine(configData.OIContextDataResultsPath, yearWeek);
        // if (!Directory.Exists(resultsDirectory))
        //     Directory.CreateDirectory(resultsDirectory);
        // long breakAfter = dateTime.AddSeconds(60).Ticks;
        // for (int i = 0; i < short.MaxValue; i++)
        // {
        //     if (File.Exists(rdsFile) && File.Exists(jsonFile))
        //     {
        //         loadLock = string.Empty;
        //         json = File.ReadAllText(jsonFile);
        //         jsonElement = JsonSerializer.Deserialize<JsonElement>(json);
        //         if (jsonElement.ValueKind == JsonValueKind.Object)
        //         {
        //             foreach (JsonProperty jsonProperty in jsonElement.EnumerateObject())
        //             {
        //                 if (jsonProperty.Name != "LoadLock")
        //                     continue;
        //                 loadLock = jsonProperty.Value.ToString();
        //             }
        //         }
        //         if (string.IsNullOrEmpty(loadLock))
        //             File.Move(jsonFile, Path.Combine(configData.OIContextDataResultsPath, $"{DateTime.Ticks}.err"));
        //         else
        //         {
        //             File.Move(rdsFile, Path.Combine(configData.OIContextDataResultsPath, yearWeek, $"{DateTime.Ticks}.rds"));
        //             File.Move(jsonFile, Path.Combine(configData.OIContextDataResultsPath, yearWeek, $"{DateTime.Ticks}.json"));
        //             result = loadLock;
        //         }
        //         break;
        //     }
        //     if (DateTime.Now.Ticks > breakAfter)
        //         break;
        // }
        object scalar = null;
        StringBuilder sql = new();
        _ = sql.Append(" SELECT ").
             Append(" CASE ").
             Append(" WHEN LOAD_LOCK_SIDE = 'L' THEN 'Left - ' ").
             Append(" WHEN LOAD_LOCK_SIDE = 'R' THEN 'Right - ' ").
             Append(" ELSE LOAD_LOCK_SIDE ").
             Append(" END + REACTOR_TYPE AS LOAD_LOCK ").
             Append(" FROM [LSL2SQL].[dbo].[REACT_RUN] ").
             Append($" WHERE RDS_NO = '{rds}' ");
        //Append(" AND LOAD_SIG != '' ");
        try
        {
            using SqlConnection sqlConnection = new(lsl2SQLConnectionString);
            sqlConnection.Open();
            using (SqlCommand sqlCommand = new(sql.ToString(), sqlConnection))
                scalar = sqlCommand.ExecuteScalar();
            sqlConnection.Close();
        }
        catch (Exception)
        {
        }
        if (scalar is null)
            result = hyphen;
        else
            result = scalar.ToString();
        return result;
    }

    private static void MoveOldFiles(string oiContextDataPendingPath, string oiContextDataResultsPath, string oiContextDataSearchPath)
    {
        string yearWeek;
        string[] oldFiles;
        FileInfo fileInfo;
        string weekOfYear;
        string moveDirectory;
        DateTime daysOld = DateTime.Now.AddDays(-2);
        CultureInfo cultureInfo = new("en-US");
        Calendar calendar = cultureInfo.Calendar;
        string[] directories = new string[] { oiContextDataSearchPath, oiContextDataPendingPath, oiContextDataResultsPath };
        foreach (string directory in directories)
        {
            try
            {
                oldFiles = Directory.GetFiles(directory, "*", SearchOption.TopDirectoryOnly);
                foreach (string oldFile in oldFiles)
                {
                    fileInfo = new FileInfo(oldFile);
                    if (!fileInfo.Exists || fileInfo.LastWriteTime > daysOld)
                        continue;
                    weekOfYear = calendar.GetWeekOfYear(fileInfo.LastWriteTime, CalendarWeekRule.FirstDay, DayOfWeek.Sunday).ToString("00");
                    yearWeek = string.Concat(fileInfo.LastWriteTime.ToString("yyyy"), "___Week_", weekOfYear);
                    moveDirectory = Path.Combine(fileInfo.DirectoryName, yearWeek);
                    if (!Directory.Exists(moveDirectory))
                        _ = Directory.CreateDirectory(moveDirectory);
                    try
                    { File.Move(oldFile, Path.Combine(moveDirectory, fileInfo.Name)); }
                    catch (Exception) { }
                }
            }
            catch (Exception)
            {
            }
        }
    }

}