From 225aa1499e37faf9d38257caabbadc68d78b427e Mon Sep 17 00:00:00 2001
From: Lucas Faria Mendes <lucas.fariamo08@gmail.com>
Date: Mon, 30 Mar 2026 12:29:41 -0300
Subject: decompiler.com

---
 .../Gestor.Application.Migration/Migrator.cs       | 170 +++++++++++++++++++++
 1 file changed, 170 insertions(+)
 create mode 100644 Decompiler/Gestor.Application.Migration/Migrator.cs

(limited to 'Decompiler/Gestor.Application.Migration')

diff --git a/Decompiler/Gestor.Application.Migration/Migrator.cs b/Decompiler/Gestor.Application.Migration/Migrator.cs
new file mode 100644
index 0000000..1d7984f
--- /dev/null
+++ b/Decompiler/Gestor.Application.Migration/Migrator.cs
@@ -0,0 +1,170 @@
+using System;
+using System.Collections.Generic;
+using System.Data.Common;
+using System.Data.SqlClient;
+using System.IO;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+using System.Text.RegularExpressions;
+using System.Threading.Tasks;
+using Gestor.Application.Helpers;
+using Gestor.Infrastructure.UnitOfWork.Generic;
+using Gestor.Infrastructure.UnitOfWork.Logic;
+using Gestor.Model.Helper;
+
+namespace Gestor.Application.Migration;
+
+public class Migrator
+{
+	private readonly Assembly _executingAssembly;
+
+	private static string _connection { get; set; }
+
+	public Migrator()
+	{
+		_executingAssembly = Assembly.GetExecutingAssembly();
+	}
+
+	public async Task<bool> Execute()
+	{
+		_ = 1;
+		try
+		{
+			return await ExecuteFiles(await GetAllFiles());
+		}
+		catch (Exception)
+		{
+		}
+		return false;
+	}
+
+	private async Task<string[]> GetAllFiles()
+	{
+		string folderName = _executingAssembly.GetName().Name + ".Migration.Files";
+		long lastUpdate = await LastUpdate();
+		return _executingAssembly.GetManifestResourceNames().Where(delegate(string r)
+		{
+			long num = 0L;
+			if (r.StartsWith(folderName) && r.EndsWith(".SQL"))
+			{
+				num = ValidationHelper.ToInt(ValidationHelper.Clear(ValidationHelper.Index(r.Split(new char[1] { '_' }), 1)));
+			}
+			return num > lastUpdate;
+		}).ToArray();
+	}
+
+	private async Task<bool> ExecuteFiles(IEnumerable<string> filesToExecute)
+	{
+		foreach (string fileName in filesToExecute.OrderBy((string x) => x))
+		{
+			using Stream resourceStream = _executingAssembly.GetManifestResourceStream(fileName);
+			if (resourceStream == null)
+			{
+				continue;
+			}
+			Encoding encoding = Encoding.GetEncoding("ISO-8859-1");
+			Encoding uTF = Encoding.UTF8;
+			using StreamReader streamReader = new StreamReader(resourceStream);
+			string s = streamReader.ReadToEnd();
+			byte[] bytes = uTF.GetBytes(s);
+			byte[] bytes2 = Encoding.Convert(uTF, encoding, bytes);
+			s = encoding.GetString(bytes2);
+			if (!(await ExecuteScript(s)))
+			{
+				return false;
+			}
+			if (!(await SaveUpdate(ValidationHelper.ToInt(ValidationHelper.Clear(ValidationHelper.Index(fileName.Split(new char[1] { '_' }), 1))))))
+			{
+				return false;
+			}
+		}
+		return true;
+	}
+
+	private static async Task<bool> ExecuteScript(string scriptText)
+	{
+		return await Task.Run(delegate
+		{
+			//IL_002e: Unknown result type (might be due to invalid IL or missing references)
+			//IL_0034: Expected O, but got Unknown
+			IEnumerable<string> enumerable = Regex.Split(scriptText, "^\\s*GO\\s*$", RegexOptions.IgnoreCase | RegexOptions.Multiline);
+			try
+			{
+				if (string.IsNullOrEmpty(_connection))
+				{
+					_connection = Connection.GetConnection();
+				}
+				SqlConnection val = new SqlConnection(_connection);
+				try
+				{
+					((DbConnection)(object)val).Open();
+					SqlCommand val2 = val.CreateCommand();
+					try
+					{
+						foreach (string item in enumerable)
+						{
+							if (!(item.Trim() == ""))
+							{
+								((DbCommand)(object)val2).CommandText = item;
+								((DbCommand)(object)val2).ExecuteNonQuery();
+							}
+						}
+					}
+					finally
+					{
+						((IDisposable)val2)?.Dispose();
+					}
+				}
+				finally
+				{
+					((IDisposable)val)?.Dispose();
+				}
+				return true;
+			}
+			catch (Exception)
+			{
+				return false;
+			}
+		});
+	}
+
+	private static async Task<bool> SaveUpdate(long fileId)
+	{
+		return await Task.Run(delegate
+		{
+			UnitOfWork commited = Instancia.Commited;
+			try
+			{
+				commited.AtualizacaoRepository.Save(fileId);
+				((GenericUnitOfWork)commited).Commit();
+			}
+			catch (Exception)
+			{
+				((GenericUnitOfWork)commited).Rollback();
+				return false;
+			}
+			finally
+			{
+				((IDisposable)commited)?.Dispose();
+			}
+			return true;
+		});
+	}
+
+	private static async Task<long> LastUpdate()
+	{
+		return await Task.Run(delegate
+		{
+			UnitOfWork commited = Instancia.Commited;
+			try
+			{
+				return commited.AtualizacaoRepository.FindLastUpdate();
+			}
+			finally
+			{
+				((IDisposable)commited)?.Dispose();
+			}
+		});
+	}
+}
-- 
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