mapo-core/MP.FileData/MoonPro_ProgContext.cs

using Microsoft.EntityFrameworkCore;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Microsoft.EntityFrameworkCore.Metadata;
using Microsoft.Extensions.Configuration;
using MP.FileData.DbModels;
using NLog;

namespace MP.FileData
{
    public partial class MoonPro_ProgContext : DbContext
    {
        #region Private Fields

        private static NLog.Logger Log = LogManager.GetCurrentClassLogger();

        private IConfiguration _configuration;

        #endregion Private Fields

        #region Public Constructors

        [Obsolete("This constructor should never be used directly, and is only needed to generate entityframework stuff. Connection string can be adapted as pleased.")]
        public MoonPro_ProgContext()
        {
        }

        public MoonPro_ProgContext(IConfiguration configuration)
        {
            _configuration = configuration;
            try
            {
                // se non ci fosse... crea o migra!
                Database.Migrate();
            }
            catch (Exception exc)
            {
                Log.Error(exc, "Exception during context initialization 01");
            }
        }

        public MoonPro_ProgContext(DbContextOptions<MoonPro_ProgContext> options) : base(options)
        {
            try
            {
                // se non ci fosse... crea o migra!
                Database.Migrate();
            }
            catch (Exception exc)
            {
                Log.Error(exc, "Exception during context initialization 02");
            }
        }

        #endregion Public Constructors

        #region Public Properties

        public virtual DbSet<ArchMaccModel> DbSetArchMacc { get; set; }
        public virtual DbSet<FileModel> DbSetProgFile { get; set; }
        public virtual DbSet<TagModel> DbSetTags { get; set; }

        #endregion Public Properties

        #region Private Methods

        partial void OnModelCreatingPartial(ModelBuilder modelBuilder);

        #endregion Private Methods

        #region Protected Methods

        protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
        {
            if (!optionsBuilder.IsConfigured)
            {
                string connString = _configuration.GetConnectionString("MP.Prog");
                if (!string.IsNullOrEmpty(connString))
                {
                    optionsBuilder.UseSqlServer(connString);
                }
                else
                {
                    optionsBuilder.UseSqlServer("Server=SQL2016DEV;Database=MoonPro_PROG;Trusted_Connection=True;");
                }
            }
        }

        protected override void OnModelCreating(ModelBuilder modelBuilder)
        {
            modelBuilder.HasAnnotation("Relational:Collation", "SQL_Latin1_General_CP1_CI_AS");

            // fix valori default
            modelBuilder.Entity<FileModel>(entity =>
            {
                entity.Property(e => e.UserAppr)
                    .HasMaxLength(250)
                    .IsRequired()
                    .HasDefaultValueSql("('')");
            });


            modelBuilder.Seed();

            OnModelCreatingPartial(modelBuilder);
        }

        #endregion Protected Methods
    }
}