Zxd.Core/code/Zxd.EntityFramework/DncmsDbContext.cs

using DG.EntityFramework;
using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.Diagnostics;
using Microsoft.Extensions.Logging;

namespace Zxd.EntityFramework
{
    public class DncmsDbContext : DbContext
    {
        public DncmsDbContext(DbContextOptions<DncmsDbContext> options) : base(options)
        {
        }

        protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
        {
            if (Environment.GetEnvironmentVariable("ASPNETCORE_ENVIRONMENT") == "Development")
            {
                var loggerFactory = new LoggerFactory();
                loggerFactory.AddProvider(new EFLoggerProvider());
                optionsBuilder.UseLoggerFactory(loggerFactory);
            }
            optionsBuilder.ConfigureWarnings(b => b.Ignore(CoreEventId.ContextInitialized));
            base.OnConfiguring(optionsBuilder);
        }

        protected override void OnModelCreating(ModelBuilder modelBuilder)
        {
            modelBuilder.Entity<WeworkExternalUserTotal>().HasNoKey();

            modelBuilder.Entity<WeworkExternalUser>().HasKey(c => new { c.Appid, c.Userid, c.Externaluserid });
            modelBuilder.Entity<ResourceFlowConfigFrom>()
               .HasOne(x => x.ResourceFlowConfig)
               .WithMany(x => x.ResourceFlowConfigFrom)
               .HasForeignKey(x => x.ConfigId);
            modelBuilder.Entity<ResourceFlowConfigTo>()
                 .HasOne(x => x.ResourceFlowConfig)
                 .WithMany(x => x.ResourceFlowConfigTo)
                 .HasForeignKey(x => x.ConfigId);
            modelBuilder.Entity<ResourceFlowLog>()
                  .HasOne(x => x.ResourceFlowConfig)
                  .WithMany(x => x.ResourceFlowLog)
                  .HasForeignKey(x => x.ConfigId);
            base.OnModelCreating(modelBuilder);
        }

        public DbSet<WeworkExternalUserTotal> WeworkExternalUserTotal { get; set; }
        public DbSet<WeworkExternalUser> WeworkExternalUser { get; set; }
        public DbSet<ResourceFlowConfig> ResourceFlowConfig { get; set; }
        public DbSet<ResourceFlowConfigFrom> ResourceFlowConfigFrom { get; set; }

        public DbSet<ResourceFlowConfigTo> ResourceFlowConfigTo { get; set; }

        public DbSet<ResourceFlowDimission> ResourceFlowDimission { get; set; }
    }
}