-

SqlSugar/Abstract/DbFirstProvider/DbFirstProvider.cs

@@ -7,6 +7,22 @@ namespace SqlSugar
     public abstract partial class DbFirstProvider : IDbFirst
     {
         public virtual SqlSugarClient Context { get; set; }
+        private string ClassTemplate { get; set; }
+        private string ClassDescriptionTemplate { get; set; }
+        private string PropertyTemplate { get; set; }
+        private string PropertyDescriptionTemplate { get; set; }
+        private string ConstructorTemplate { get; set; }
+        private string NamespaceTemplate { get; set; }
+        private string 
+
+        public DbFirstProvider() {
+            this.ClassTemplate = DefaultTemplate.ClassTemplate;
+            this.ClassDescriptionTemplate = DefaultTemplate.ClassDescriptionTemplate;
+            this.PropertyTemplate = DefaultTemplate.PropertyTemplate;
+            this.PropertyDescriptionTemplate = DefaultTemplate.PropertyDescriptionTemplate;
+            this.ConstructorTemplate = DefaultTemplate.ConstructorTemplate;
+            this.NamespaceTemplate = DefaultTemplate.NamespaceTemplate;
+        }
 
         public List<SchemaInfo> GetSchemaInfoList
         {

SqlSugar/Abstract/DbFirstProvider/DefaultTemplate.cs

@@ -3,7 +3,7 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 
-namespace SqlSugar.Abstract.DbFirstProvider
+namespace SqlSugar
 {
     public class DefaultTemplate
     {
@@ -33,7 +33,7 @@ public {PropertyType} {PropertyName} {get;set;}\r\n";
         /// Nullable:{IsNullable}
         /// </summary>\r\n";
 
-        public static string ConstructorTemplate = @"           this.$PropertyName =Convert.To$PropertyType(""{0}"")\r\n";
+        public static string ConstructorTemplate = @"           this.$PropertyName =Convert.To{PropertyType}(""{DefaultValue}"");\r\n";
 
         public static string NamespaceTemplate = @"using System;
         using System.Linq;

SqlSugar/ExpressionsToSql/Common/FileHeper.cs

@@ -0,0 +1,69 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+
+namespace SqlSugar
+{
+    public class FileHeper
+    {
+        public static void CreateFile(string filePath, string text, Encoding encoding)
+        {
+            try
+            {
+                if (IsExistFile(filePath))
+                {
+                    DeleteFile(filePath);
+                }
+                if (!IsExistFile(filePath))
+                {
+                    string directoryPath = GetDirectoryFromFilePath(filePath);
+                    CreateDirectory(directoryPath);
+
+                    //Create File
+                    FileInfo file = new FileInfo(filePath);
+                    using (FileStream stream = file.Create())
+                    {
+                        using (StreamWriter writer = new StreamWriter(stream, encoding))
+                        {
+                            writer.Write(text);
+                            writer.Flush();
+                        }
+                    }
+                }
+            }
+            catch
+            {
+            }
+        }
+        public static bool IsExistDirectory(string directoryPath)
+        {
+            return Directory.Exists(directoryPath);
+        }
+        public static void CreateDirectory(string directoryPath)
+        {
+            if (!IsExistDirectory(directoryPath))
+            {
+                Directory.CreateDirectory(directoryPath);
+            }
+        }
+        public static void DeleteFile(string filePath)
+        {
+            if (IsExistFile(filePath))
+            {
+                File.Delete(filePath);
+            }
+        }
+        public static string GetDirectoryFromFilePath(string filePath)
+        {
+            FileInfo file = new FileInfo(filePath);
+            DirectoryInfo directory = file.Directory;
+            return directory.FullName;
+        }
+        public static bool IsExistFile(string filePath)
+        {
+            return File.Exists(filePath);
+        }
+    }
+}

SqlSugar/SqlSugar.csproj

@@ -64,6 +64,7 @@
     <Compile Include="Abstract\UpdateProvider\UpdateableProvider.cs" />
     <Compile Include="Entities\SchemaInfo.cs" />
     <Compile Include="Enum\DbObjectType.cs" />
+    <Compile Include="ExpressionsToSql\Common\FileHeper.cs" />
     <Compile Include="Interface\ICacheManager.cs" />
     <Compile Include="Entities\SugarMessageResult.cs" />
     <Compile Include="Enum\InitKeyType.cs" />