using Adaptation.Shared;
using Adaptation.Shared.Methods;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Reflection;
using System.Text.Json;

namespace _Tests.Helpers
{

    public class Metrology
    {

        internal static Tuple<string, string[], string[]> GetLogisticsColumnsAndBody(string fileFullName)
        {
            Tuple<string, string[], string[]> results;
            results = ProcessDataStandardFormat.GetLogisticsColumnsAndBody(fileFullName);
            Assert.IsFalse(string.IsNullOrEmpty(results.Item1));
            Assert.IsTrue(results.Item2.Length > 0, "Column check");
            Assert.IsTrue(results.Item3.Length > 0, "Body check");
            return results;
        }

        internal static Tuple<string, string[], string[]> GetLogisticsColumnsAndBody(string searchDirectory, string searchPattern)
        {
            Tuple<string, string[], string[]> results;
            if (searchPattern.Length > 3 && !searchPattern.Contains('*') && File.Exists(searchPattern))
                results = GetLogisticsColumnsAndBody(searchPattern);
            else
            {
                string[] pdsfFiles;
                pdsfFiles = Directory.GetFiles(searchDirectory, searchPattern, SearchOption.TopDirectoryOnly);
                if (!pdsfFiles.Any())
                    Process.Start("explorer.exe", searchDirectory);
                Assert.IsTrue(pdsfFiles.Any(), "GetFiles check");
                results = GetLogisticsColumnsAndBody(pdsfFiles[0]);
            }
            Assert.IsFalse(string.IsNullOrEmpty(results.Item1));
            Assert.IsTrue(results.Item2.Length > 0, "Column check");
            Assert.IsTrue(results.Item3.Length > 0, "Body check");
            return results;
        }

        internal static Tuple<string, string[], string[]> GetLogisticsColumnsAndBody(IFileRead fileRead, Logistics logistics, Tuple<string, Test[], JsonElement[], List<FileInfo>> extractResult, Tuple<string, string[], string[]> pdsf)
        {
            Tuple<string, string[], string[]> results;
            string text = ProcessDataStandardFormat.GetPDSFText(fileRead, logistics, extractResult.Item3, logisticsText: pdsf.Item1);
            string[] lines = text.Split(new string[] { Environment.NewLine }, StringSplitOptions.RemoveEmptyEntries);
            results = ProcessDataStandardFormat.GetLogisticsColumnsAndBody(logistics.ReportFullPath, lines);
            Assert.IsFalse(string.IsNullOrEmpty(results.Item1));
            Assert.IsTrue(results.Item2.Length > 0, "Column check");
            Assert.IsTrue(results.Item3.Length > 0, "Body check");
            return results;
        }

        internal static string[] GetItem2(Tuple<string, string[], string[]> pdsf, Tuple<string, string[], string[]> pdsfNew)
        {
            JsonSerializerOptions jsonSerializerOptions = new JsonSerializerOptions() { WriteIndented = true };
            string jsonOld = JsonSerializer.Serialize(pdsf.Item2, pdsf.Item2.GetType(), jsonSerializerOptions);
            string jsonNew = JsonSerializer.Serialize(pdsfNew.Item2, pdsfNew.Item2.GetType(), jsonSerializerOptions);
            return new string[] { jsonOld, jsonNew };
        }

        internal static string[] GetItem3(Tuple<string, string[], string[]> pdsf, Tuple<string, string[], string[]> pdsfNew)
        {
            string joinOld = string.Join(Environment.NewLine, from l in pdsf.Item3 select string.Join('\t', from t in l.Split('\t') where !t.Contains(@"\\") select t));
            string joinNew = string.Join(Environment.NewLine, from l in pdsfNew.Item3 select string.Join('\t', from t in l.Split('\t') where !t.Contains(@"\\") select t));
            return new string[] { joinOld, joinNew };
        }

        internal static void UpdatePassDirectory(string searchDirectory)
        {
            DateTime dateTime = DateTime.Now;
            try
            { Directory.SetLastWriteTime(searchDirectory, dateTime); }
            catch (System.Exception) { }
            string ticksDirectory = Path.GetDirectoryName(searchDirectory);
            try
            { Directory.SetLastWriteTime(ticksDirectory, dateTime); }
            catch (System.Exception) { }
            string[] directories = Directory.GetDirectories(searchDirectory, "*", SearchOption.TopDirectoryOnly);
            foreach (string directory in directories)
            {
                try
                { Directory.SetLastWriteTime(directory, dateTime); }
                catch (System.Exception) { }
            }
        }

        internal static string GetFileName(MethodBase methodBase)
        {
            string result;
            string connectionName;
            string seperator = "__";
            string connectionNameAndTicks;
            string[] segments = methodBase.Name.Split(new string[] { seperator }, StringSplitOptions.None);
            string environment = segments[0];
            string rawVersionName = segments[1];
            string equipmentTypeDirectory = segments[2];
            string ticks = DateTime.Now.Ticks.ToString();
            string comment = segments[segments.Length - 1];
            string versionName = segments[1].Replace('_', '.');
            string before = string.Concat(environment, seperator, rawVersionName, seperator, equipmentTypeDirectory, seperator);
            string after = methodBase.Name.Substring(before.Length);
            if (after.Length < ticks.Length)
            {
                connectionName = after;
                connectionNameAndTicks = ticks;
            }
            else
            {
                connectionNameAndTicks = after.Substring(0, after.Length - 2 - comment.Length);
                connectionName = connectionNameAndTicks.Substring(0, connectionNameAndTicks.Length - ticks.Length);
                ticks = connectionNameAndTicks.Substring(connectionName.Length);
            }
            result = Path.Combine(environment, equipmentTypeDirectory, versionName, $"{environment}__{rawVersionName}__{equipmentTypeDirectory}__{connectionName}", ticks, $"{connectionName.Replace('_', '-')}.json");
            if (result.Contains('/'))
                result = string.Concat('/', result);
            else
                result = string.Concat('\\', result);
            return result;
        }

        internal static void CompareSaveTSV(string textFileDirectory, string[] join)
        {
            if (join[0] != join[1])
            {
                Process.Start("explorer.exe", textFileDirectory);
                File.WriteAllText(Path.Combine(textFileDirectory, "0.tsv"), join[0]);
                File.WriteAllText(Path.Combine(textFileDirectory, "1.tsv"), join[1]);
            }
        }

        internal static void CompareSaveJSON(string textFileDirectory, string[] json)
        {
            if (json[0] != json[1])
            {
                Process.Start("explorer.exe", textFileDirectory);
                File.WriteAllText(Path.Combine(textFileDirectory, "0.json"), json[0]);
                File.WriteAllText(Path.Combine(textFileDirectory, "1.json"), json[1]);
            }
        }

        internal static void CompareSave(string textFileDirectory, Tuple<string, string[], string[]> pdsf, Tuple<string, string[], string[]> pdsfNew)
        {
            if (pdsf.Item1 != pdsfNew.Item1)
            {
                Process.Start("explorer.exe", textFileDirectory);
                File.WriteAllText(Path.Combine(textFileDirectory, "0.dat"), pdsf.Item1);
                File.WriteAllText(Path.Combine(textFileDirectory, "1.dat"), pdsfNew.Item1);
            }
        }

    }

}