自动生成DTO（Sugar框架）

step1：启动api项目　　

step2：使用postman工具，填上接口地址http://localhost:7788/api/automapper/AutoMapperSuper

step3：表格数量过大，只是需要映射少部分表时，可以手动生成单表DTO，参数：{"tableName":"sys_option"}

// AutoMapperController.cs

namespace xxxxxxxxx
{
    [Route("api/[controller]/")]
    public class AutoMapperController : BaseController
    {
        IAutoMapperRepo _autoMapperManager;
        public AutoMapperController(IAutoMapperRepo autoMapperManager)
        {
            _autoMapperManager = autoMapperManager;
        }

        [HttpPost("AutoMapperSuper")]
        public ApiResponse AutoMapperSuper(AutoMapperHotelReq req)
        {
            return _autoMapperManager.AutoMapperSuper(req);
        }
    }
}

// AutoMapperSuper.cs

namespace DLHIS.X8.Repository
{
    public class AutoMapperRepo : BaseRepo, IAutoMapperRepo
    {
        List<string> listDescription = new List<string>();

        public ApiResponse AutoMapperSuper(AutoMapperHotelReq req)
        {
            try
            {
                IDbRes superres = HotelPool.GetSuperDbRes();
                if (superres.Code != )
                {
                    return Failed(superres.Message);
                }
                using (superres.conn)
                {
                    if (req.TableName != "")
                    {
                        var listtb = superres.conn.DbMaintenance.GetTableInfoList();
                        string[] s = req.TableName.Split(new char[] { '_' });
                        var count = s.Length;
                        string ModelName = "";
                        string s1 = "";
                        string s2 = "";
                        for (var i = ; i < s.Length; i++)
                        {
                            s1 = (s[i].Substring(, )).ToUpper();
                            s2 = (s[i].Substring());
                            if (s2 == null)
                            {
                                s2 = "";
                            }
                            ModelName = ModelName + s1 + s2;
                        }
                        ModelName = ModelName + "Model";
                        superres.conn.MappingTables.Add(ModelName, req.TableName);
                        var coltb = superres.conn.DbMaintenance.GetColumnInfosByTableName(req.TableName);
                        foreach (DbColumnInfo c in coltb)
                        {
                            string[] s4 = c.DbColumnName.Split(new char[] { '_' });
                            var count4 = s4.Length;
                            string colname = "";
                            string s41 = "";
                            string s42 = "";
                            for (var j = ; j < s4.Length; j++)
                            {
                                if (s4[j].Length <= )
                                {
                                    s41 = s4[j].ToUpper();
                                    s42 = "";
                                }
                                else
                                {
                                    s41 = (s4[j].Substring(, )).ToUpper();
                                    s42 = (s4[j].Substring());
                                }
                                if (s42 == null)
                                {
                                    s42 = "";
                                }
                                colname = colname + s41 + s42;
                            }
                            superres.conn.MappingColumns.Add(colname, c.DbColumnName, ModelName);
                        }
                        superres.conn.DbFirst.IsCreateAttribute().Where(req.TableName).CreateClassFile("D:\\AutoMapper\\DTO", "DLHIS.X8.Entities.DTO");
                    }
                    else
                    {
                        var listtb = superres.conn.DbMaintenance.GetTableInfoList();
                        foreach (DbTableInfo t in listtb)
                        {
                            string[] s = t.Name.Split(new char[] { '_' });
                            var count = s.Length;
                            string ModelName = "";
                            string s1 = "";
                            string s2 = "";
                            for (var i = ; i < s.Length; i++)
                            {
                                s1 = (s[i].Substring(, )).ToUpper();
                                s2 = (s[i].Substring());
                                if (s2 == null)
                                {
                                    s2 = "";
                                }
                                ModelName = ModelName + s1 + s2;
                            }
                            ModelName = ModelName + "Model";
                            superres.conn.MappingTables.Add(ModelName, t.Name);
                            var coltb = superres.conn.DbMaintenance.GetColumnInfosByTableName(t.Name);
                            foreach (DbColumnInfo c in coltb)
                            {
                                string[] s4 = c.DbColumnName.Split(new char[] { '_' });
                                var count4 = s4.Length;
                                string colname = "";
                                string s41 = "";
                                string s42 = "";
                                for (var j = ; j < s4.Length; j++)
                                {
                                    if (s4[j].Length <= )
                                    {
                                        s41 = s4[j].ToUpper();
                                        s42 = "";
                                    }
                                    else
                                    {
                                        s41 = (s4[j].Substring(, )).ToUpper();
                                        s42 = (s4[j].Substring());
                                    }
                                    if (s42 == null)
                                    {
                                        s42 = "";
                                    }
                                    colname = colname + s41 + s42;
                                }
                                superres.conn.MappingColumns.Add(colname, c.DbColumnName, ModelName);
                            }
                            superres.conn.DbFirst.IsCreateAttribute().Where(t.Name).CreateClassFile("D:\\AutoMapper\\DTO", "DLHIS.X8.Entities.DTO");
                        }
                    }
                    return Success();
                }
            }
            catch (Exception e)
            {
                return Failed("自动生成数据库实体类时发生异常，错误描述：" + e.Message);
            }
        }
    }
}

// IAutoMapperRepo.cs

namespace xxxxxxxxxxxxxxx
{
    public interface IAutoMapperRepo
    {
        ApiResponse AutoMapperSuper(AutoMapperHotelReq req);
    }
}

附：链接数据库操作

public static IDbRes GetSuperDbRes()
        {
            string ConStr = "";
            IDbRes res = new IDbRes();
            try
            {
                /*
                MyDbContext dbconn = Global.LoveHotelDbContext;
                if (dbconn == null)
                {
                    Global.LoveHotelDbContext = new MyDbContext();
                    dbconn = new MyDbContext();
                }
                var item = dbconn.HotelDbConns.FirstOrDefault(x => x.HotelId == "SuperDb");
                if (item != null)
                {
                    res.Code = 200;
                    res.Message = "获取数据库连接池成功！";
                    res.conn = item.DbConn;
                    item.RefreshTime = DateTime.Now;
                    return res;
                }
                else
                {
                */
                    string jsonfile = "appsettings.json";
                    using (System.IO.StreamReader file = System.IO.File.OpenText(jsonfile))
                    {
                        using (JsonTextReader reader = new JsonTextReader(file))
                        {
                            JObject o = (JObject)JToken.ReadFrom(reader);
                            ConStr = Convert.ToString(o["ConnectionString"]);
                        }
                    }
                    SqlSugarClient db = new SqlSugarClient(
                    new ConnectionConfig()
                    {
                        ConnectionString = ConStr,
                        DbType = DbType.SqlServer,//设置数据库类型
                        IsAutoCloseConnection = true,//自动释放数据务，如果存在事务，在事务结束后释放
                        InitKeyType = InitKeyType.Attribute //从实体特性中读取主键自增列信息
                    });
                /*
                    HotelDbConn tmp = new HotelDbConn();
                    tmp.HotelId = "SuperDb";
                    tmp.DbConn = db;
                    tmp.RefreshTime = DateTime.Now;
                    dbconn.HotelDbConns.Add(tmp);
                */
                    res.Code = ;
                    res.conn = db;
                    return res;
                //}
            }
            catch (Exception e)
            {
                res.Code = ;
                res.Message = "连接数据库时发生异常" + e.Message + "###:" + ConStr;
                return res;
            }
        }