Beispiel #1
0
        static void Main(string[] args)
        {
            try
            {
                if (Array.Exists(args, arg => arg == "-h" || arg == "--help"))
                {
                    ShowHelp();
                    Console.WriteLine("\nArguments, except `--help`, can be specified in a .env file. See the example.");
                    Console.WriteLine("These methods can be combined. Values set on the command line take precedence.\n");
#if DEBUG
                    Console.WriteLine("Press a key to exit...");
                    Console.ReadKey();
#endif
                    Environment.Exit(0);
                }

                try
                {
                    DotNetEnv.Env.Load();
                }
                catch (FileNotFoundException)
                {
                    Console.WriteLine("No .env file detected. Using specified arguments or defaults.");
                }
                Arguments.Populate();

                OutputDirectory = OutputDirectory
                                  .Or(Environment.GetEnvironmentVariable("KLASSIFY_OUT")
                                      .Or("."));
                UserId = UserId
                         .Or(Environment.GetEnvironmentVariable("KLASSIFY_USER"));
                Password = Password
                           .Or(Environment.GetEnvironmentVariable("KLASSIFY_PASSWORD"));
                Server = Server
                         .Or(Environment.GetEnvironmentVariable("KLASSIFY_SERVER")
                             .Or("localhost"));
                Database = Database
                           .Or(Environment.GetEnvironmentVariable("KLASSIFY_DATABASE"));
                Timeout = Timeout
                          .Or(Environment.GetEnvironmentVariable("KLASSIFY_TIMEOUT")
                              .Or("30"));

                if (String.IsNullOrWhiteSpace(Database) || String.IsNullOrWhiteSpace(UserId) || String.IsNullOrWhiteSpace(Password))
                {
                    throw new ArgumentException("One or more of these required parameters not set: Database, UserId, Password.");
                }

                using (SqlConnection connection = new SqlConnection($"Server={Server};Initial Catalog={Database};Persist Security Info=False;User ID={UserId};Password={Password};MultipleActiveResultSets=False;Encrypt=True;TrustServerCertificate=False;Connection Timeout={Timeout};"))
                {
                    SqlDataAdapter adapter = new SqlDataAdapter(
                        $"SELECT * FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_TYPE='BASE TABLE' AND TABLE_CATALOG='{Database}'",
                        connection);
                    DataTable table = new DataTable();
                    adapter.Fill(table);

                    foreach (DataRow row in table.Rows)
                    {
                        string     tableName = row["TABLE_NAME"].ToString();
                        string     sql       = $"declare @TableName sysname = '{tableName}'{queryText}";
                        SqlCommand command   = new SqlCommand(sql, connection);
                        if (connection.State == ConnectionState.Closed)
                        {
                            connection.Open();
                        }
                        string code = (string)command.ExecuteScalar();

                        if (String.IsNullOrWhiteSpace(code))
                        {
                            continue;
                        }

                        Directory.CreateDirectory(Path.GetFullPath(OutputDirectory));
                        string path = Path.Combine(OutputDirectory, $"{tableName}.cs");
                        if (File.Exists(path))
                        {
                            File.Delete(path);
                        }
                        using (FileStream fs = File.Create(path))
                        {
                            Byte[] info = new UTF8Encoding(true).GetBytes(code);
                            fs.Write(info, 0, info.Length);
                            Console.WriteLine($"Created {path}");
                        }
                    }
                }
            }
            catch (Exception exception)
            {
                Console.WriteLine(exception.Message);
            }
#if DEBUG
            Console.WriteLine("Press a key to exit...");
            Console.ReadKey();
#endif
        }