LevelOS-Core/DAL/DadosDaConexao.cs

using Microsoft.Data.SqlClient;

namespace DAL
{
    public static class DadosDaConexao
    {
        // ===== CONFIG =====
        public static string Host { get; set; } = string.Empty;
        public static int Port { get; set; } = 1433;

        public static string Banco { get; set; } = string.Empty;

        public static string Usuario { get; set; } = string.Empty;
        public static string Senha { get; set; } = string.Empty;

        public static int ConnectTimeout { get; set; } = 3;
        public static bool Encrypt { get; set; } = true;
        public static bool TrustServerCertificate { get; set; } = true;

        public static readonly string ObjetoStringConexao = ObterConexao();

        // ===== CONEXÃO =====
        public static string ObterConexao()
        {
            if (string.IsNullOrWhiteSpace(Host))
                return string.Empty;

            var cs = new SqlConnectionStringBuilder
            {
                DataSource = $"{Host},{Port}",
                InitialCatalog = Banco,
                UserID = Usuario,
                Password = Senha,
                ConnectTimeout = ConnectTimeout,
                Encrypt = Encrypt,
                TrustServerCertificate = TrustServerCertificate
            };

            return cs.ConnectionString;
        }

        // ===== TESTE =====
        public static bool TestarConexao()
        {
            var cs = ObterConexao();

            if (string.IsNullOrWhiteSpace(cs))
                return false;

            try
            {
                using var conn = new SqlConnection(cs);
                conn.Open();
                return true;
            }
            catch
            {
                return false;
            }
        }
    }
}