magman/MagMan.Data.Admin/ServerAdminContext.cs

using MagMan.Data.Admin.DbModels;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.Configuration;
using MySqlConnector;
using NLog;


namespace MagMan.Data.Admin
{
    /// <summary>
    /// Classe gestione Server MySql:
    /// - creazione utenti su DB principale
    /// - aggiunta permessi lettura/scrittura
    /// </summary>
    public partial class ServerAdminContext : DbContext
    {
        #region Private Fields

        #endregion Private Fields

        private static Logger Log = LogManager.GetCurrentClassLogger();
        #region Public Constructors

        public ServerAdminContext()
        {
            Log.Info("Calling ServerAdminContext()");
        }

        public ServerAdminContext(IConfiguration configuration)
        {
            Log.Info("Calling ServerAdminContext(IConfiguration configuration)");
        }

        public ServerAdminContext(DbContextOptions<ServerAdminContext> options) : base(options)
        {
            Log.Info("Calling ServerAdminContext(DbContextOptions<ServerAdminContext> options)");
        }

        #endregion Public Constructors

        #region Public Properties

        /// <summary>
        /// User management
        /// </summary>
        public virtual DbSet<UserPriv> UserList { get; set; } = null!;
        /// <summary>
        /// User management
        /// </summary>
        public virtual DbSet<DbModel> DbList { get; set; } = null!;

        #endregion Public Properties

        #region Protected Methods

        protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
        {
            Log.Info("Calling OnConfiguring");
            string connString = DbConfig.ADMIN_CONNECTION_STRING;
            if (!optionsBuilder.IsConfigured)
            {
                // chiave cablata x gestione Server se fosse vuota...
                if (string.IsNullOrEmpty(connString))
                {
                    connString = "Server=localhost;port=3306;database=mysql;user=egalware;pwd=Egalware_24068!;sslmode=None;Connection Lifetime=60;Connection Timeout=15;DefaultCommandTimeout=30;";
                }
                ServerVersion serverVersion = DbConfig.MysqlServerVersion(connString);
                optionsBuilder.UseMySql(connString, serverVersion);

                Log.Info("NOT Configured | connString forced to default!");
            }
            else
            {
                Log.Info("optionsBuilder.IsConfigured");
            }
        }

        public static ServerVersion CustomAutoDetect(string connectionString)
        {
#if false
            using var connection = new MySqlConnection(
        new MySqlConnectionStringBuilder(connectionString)
        {
            Database = string.Empty,
            // AutoEnlist = false, 
            // Pooling = false, 
        }.ConnectionString); 
#endif

            using var connection = new MySqlConnection(connectionString);
            connection.Open();
            ServerVersion currVers = ServerVersion.Parse(connection.ServerVersion);
            return currVers;
        }

        protected override void OnModelCreating(ModelBuilder modelBuilder)
        {
            modelBuilder.Entity<UserPriv>().HasKey(c => new { c.Host, c.User });
            OnModelCreatingPartial(modelBuilder);
        }

        #endregion Protected Methods

        #region Private Methods

        // <Auto-Generated>
        // This is here so CodeMaid doesn't reorganize this document
        // </Auto-Generated>
        partial void OnModelCreatingPartial(ModelBuilder modelBuilder);

        #endregion Private Methods
    }
}