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  • 使用codeSmit动态生成orm实体类

    • codesmith环境安装跳过（流程界面见下图）
    • 生成实体的模板代码 
      <%-- 
Name: SqlSugerEntity 
Author: cyao
Description: 生成SqlSuger实体的codeSmith模板
--%>
<%@ CodeTemplate Language="C#" TargetLanguage="C#" Description="Template description here." %>
<%@ Assembly Name="SchemaExplorer" %>
<%@ Import Namespace="SchemaExplorer" %>
<%@ Property Name="SourceTable" Type="SchemaExplorer.TableSchema" Category="Context" %>
<%@ Property Name="NameSpace" Type="String" Category="参数" Description="命名空间" Default="" Optional="True"%>
<%@ Import Namespace="System.Text.RegularExpressions" %>
using SqlSugar;
using System;
 
namespace <%=NameSpace%>
{
    <%=GetTableDescription(SourceTable)%>
    [SugarTable("<%=GetClassName(SourceTable)%>")]
    public class <%=GetClassNameStr(GetClass(GetClassName(SourceTable)))%>
    {
        <% foreach (ColumnSchema column in SourceTable.Columns) {%>
        <% if (column.IsPrimaryKeyMember) {%>
        /// <summary>
        /// <%=GetDescription(column)%>
        /// </summary>
        [SugarColumn(ColumnName = "<%=GetColumnName(column)%>", IsPrimaryKey = true)]
        public <%=GetCSharpVariableType(column) %> <%=GetPascalName(column)%> { get; set;}
     
        <% } else {%>
        /// <summary>
        /// <%=GetDescription(column)%>
        /// </summary>
        [SugarColumn(ColumnName = "<%=GetColumnName(column)%>")]
        public <%=GetCSharpVariableType(column) %> <%=GetPascalName(column) %> { get; set;}
      
        <% }%>
        <% }%>
    }
}
<script runat="template">
/// <summary>
/// 获取字段说明
/// </summary>
/// <param name="column"></param>
/// <returns></returns>
public string GetDescription(ColumnSchema column){
    return  column.Description;
}        
/// <summary>
/// 获取表格说明
/// </summary>
/// <param name="table"></param>
/// <returns></returns>       
public string GetTableDescription(TableSchema table)
{
    return table.Description;
}
/// <summary>
/// 获取列名
/// </summary>
/// <param name="column"></param>
/// <returns></returns>
public string  GetColumnName(ColumnSchema column)
{
    return column.Name;
}
/// <summary>
/// 首字母大写
/// </summary>
/// <param name="column"></param>
/// <returns></returns>
public string GetCamelName(ColumnSchema column)
{
    return column.Name.Substring(0, 1).ToLower() + column.Name.Substring(1);
}
/// <summary>
/// 首字母大写
/// </summary>
/// <param name="column"></param>
/// <returns></returns>
public string GetCamelName(string value)
{
    return value.Substring(0, 1).ToLower() + value.Substring(1);
}

/// <summary>
/// 获取类名 
/// </summary>
/// <param name="columnName"></param>
/// <returns></returns>
 public string GetClassNameStr(string columnName)
{
     string newColumn = "";
      string[] temp=columnName.Split('_');
            for (int i = 0; i < temp.Length; i++)
            {               
               newColumn+=System.Threading.Thread.CurrentThread.CurrentCulture.TextInfo.ToTitleCase(temp[i]); //设置首字母大写
            }   
    return newColumn;
}
/// <summary>
/// 获取表明
/// </summary>
/// <param name="table"></param>
/// <returns></returns>
public string GetClassName(TableSchema table)
{
    return table.Name;
}   
/// <summary>
/// 获取列名
/// </summary>
/// <param name="column"></param>
/// <returns></returns>
 public string GetPascalName(ColumnSchema column)
{
     string columnName = column.Name;
     string newColumn = "";
      string[] temp=columnName.Split('_');
            for (int i = 0; i < temp.Length; i++)
            {               
               newColumn+=System.Threading.Thread.CurrentThread.CurrentCulture.TextInfo.ToTitleCase(temp[i]); //设置首字母大写
            }   
    return newColumn;
}

/// <summary>
/// 去除tb_前缀首字母大写
/// </summary>
/// <param name="table"></param>
/// <returns></returns>
public string GetClass(string table){
   table= table.Replace("tb_", string.Empty);
   return  table.Substring(0,1).ToUpper()+table.Substring(1);
}
 
/// <summary>
/// db类型转换
/// </summary>
/// <param name="column"></param>
/// <returns></returns>
public string GetCSharpVariableType(ColumnSchema column)
{
    if (column.Name.EndsWith("TypeCode")) return column.Name;
    
    switch (column.DataType)
    {
        case DbType.AnsiString: return "string";
        case DbType.AnsiStringFixedLength: return "string";
        case DbType.Binary: return "byte[]";
        case DbType.Boolean: return "bool";
        case DbType.Byte: return "byte";
        case DbType.Currency: return "decimal";
        case DbType.Date: return "DateTime";
        case DbType.DateTime: return "DateTime";
        case DbType.Decimal: return "decimal";
        case DbType.Double: return "double";
        case DbType.Guid: return "Guid";
        case DbType.Int16: return "short";
        case DbType.Int32: return "int";
        case DbType.Int64: return "long";
        case DbType.Object: return "object";
        case DbType.SByte: return "sbyte";
        case DbType.Single: return "float";
        case DbType.String: return "string";
        case DbType.StringFixedLength: return "string";
        case DbType.Time: return "TimeSpan";
        case DbType.UInt16: return "ushort";
        case DbType.UInt32: return "uint";
        case DbType.UInt64: return "ulong";
        case DbType.VarNumeric: return "decimal";
        default:
        {
            return "__UNKNOWN__" + column.NativeType;
        }
    }
}    
public override string GetFileName()
{
    return GetClassName(SourceTable) + ".cs";
}
</script>
    • 生成Service的模板代码 
      <%-- 
Name: ServiceTemplate
Author: cyao
Description: 生成Service的codeSmith模板
--%>
<%@ CodeTemplate Language="C#" TargetLanguage="C#" Description="Template description here." %>
<%@ Assembly Name="SchemaExplorer" %>
<%@ Import Namespace="SchemaExplorer" %>
<%@ Property Name="SourceTable" Type="SchemaExplorer.TableSchema" Category="Context" %>
<%@ Property Name="NameSpace" Type="String" Category="参数" Description="命名空间" Default="" Optional="True"%>
<%@ Import Namespace="System.Text.RegularExpressions" %>
using BBSS.Basic.Service.DataModel;
using BBSS.Basic.Service.Interface;
using BBSS.DataAccess;
 
namespace <%=NameSpace%>
{
    public class <%=GetClassNameStr(GetClass(GetClassName(SourceTable)))%>Service : BasicDbContext< <%=GetClassNameStr(GetClass(GetClassName(SourceTable)))%>> ,I<%=GetClassNameStr(GetClass(GetClassName(SourceTable)))%>Service
    {
        public <%=GetClassNameStr(GetClass(GetClassName(SourceTable)))%>Service(DbEntranceUtil dbEntranceUtil) : base(dbEntranceUtil)
        {

        }
    }
}
<script runat="template">

/// <summary>
/// 获取类名 
/// </summary>
/// <param name="columnName"></param>
/// <returns></returns>
 public string GetClassNameStr(string columnName)
{
     string newColumn = "";
      string[] temp=columnName.Split('_');
            for (int i = 0; i < temp.Length; i++)
            {               
               newColumn+=System.Threading.Thread.CurrentThread.CurrentCulture.TextInfo.ToTitleCase(temp[i]); //设置首字母大写
            }   
    return newColumn;
}
/// <summary>
/// 获取表明
/// </summary>
/// <param name="table"></param>
/// <returns></returns>
public string GetClassName(TableSchema table)
{
    return table.Name;
}   
/// <summary>
/// 获取列名
/// </summary>
/// <param name="column"></param>
/// <returns></returns>
 public string GetPascalName(ColumnSchema column)
{
     string columnName = column.Name;
     string newColumn = "";
      string[] temp=columnName.Split('_');
            for (int i = 0; i < temp.Length; i++)
            {               
               newColumn+=System.Threading.Thread.CurrentThread.CurrentCulture.TextInfo.ToTitleCase(temp[i]); //设置首字母大写
            }   
    return newColumn;
}

/// <summary>
/// 去除tb_前缀首字母大写
/// </summary>
/// <param name="table"></param>
/// <returns></returns>
public string GetClass(string table){
   table= table.Replace("tb_", string.Empty);
   return  table.Substring(0,1).ToUpper()+table.Substring(1);
}
 
public override string GetFileName()
{
    return GetClassName(SourceTable) + ".cs";
}
</script>
    • 生成IService的模板代码 
      <%-- 
Name: IServiceTemplate
Author: cyao
Description: 生成IService的codeSmith模板
--%>
<%@ CodeTemplate Language="C#" TargetLanguage="C#" Description="Template description here." %>
<%@ Assembly Name="SchemaExplorer" %>
<%@ Import Namespace="SchemaExplorer" %>
<%@ Property Name="SourceTable" Type="SchemaExplorer.TableSchema" Category="Context" %>
<%@ Property Name="NameSpace" Type="String" Category="参数" Description="命名空间" Default="" Optional="True"%>
<%@ Import Namespace="System.Text.RegularExpressions" %>
using BBSS.Basic.Service.DataModel;
using BBSS.DataAccess; 
 
namespace <%=NameSpace%>
{
    public interface I<%=GetClassNameStr(GetClass(GetClassName(SourceTable)))%>Service : IBaseService< <%=GetClassNameStr(GetClass(GetClassName(SourceTable)))%>>
    {
        
    }
}
<script runat="template">

/// <summary>
/// 获取类名 
/// </summary>
/// <param name="columnName"></param>
/// <returns></returns>
 public string GetClassNameStr(string columnName)
{
     string newColumn = "";
      string[] temp=columnName.Split('_');
            for (int i = 0; i < temp.Length; i++)
            {               
               newColumn+=System.Threading.Thread.CurrentThread.CurrentCulture.TextInfo.ToTitleCase(temp[i]); //设置首字母大写
            }   
    return newColumn;
}
/// <summary>
/// 获取表明
/// </summary>
/// <param name="table"></param>
/// <returns></returns>
public string GetClassName(TableSchema table)
{
    return table.Name;
}   
/// <summary>
/// 获取列名
/// </summary>
/// <param name="column"></param>
/// <returns></returns>
 public string GetPascalName(ColumnSchema column)
{
     string columnName = column.Name;
     string newColumn = "";
      string[] temp=columnName.Split('_');
            for (int i = 0; i < temp.Length; i++)
            {               
               newColumn+=System.Threading.Thread.CurrentThread.CurrentCulture.TextInfo.ToTitleCase(temp[i]); //设置首字母大写
            }   
    return newColumn;
}

/// <summary>
/// 去除tb_前缀首字母大写
/// </summary>
/// <param name="table"></param>
/// <returns></returns>
public string GetClass(string table){
   table= table.Replace("tb_", string.Empty);
   return  table.Substring(0,1).ToUpper()+table.Substring(1);
}
 
public override string GetFileName()
{
    return GetClassName(SourceTable) + ".cs";
}
</script>
    • 最终批量生成的模板代码 
      <%-- 
Name: CodeTemplate
Author: cyao
Description: 批量生成SqlSuger实体的codeSmith模板
--%>
<%@ CodeTemplate Inherits="CodeTemplate" Language="C#" TargetLanguage="Text" Description="生成整个表" Debug="True" ResponseEncoding="UTF-8"%>
<%-- 注册实体层Entity模板 --%>
<%@ Register Name="EntityTemplate" Template="SqlSugerEntity.cst" MergeProperties="Flase" ExcludeProperties=""%>
<%@ Register Name="InterfaceServiceTemplate" Template="IServiceTemplate.cst" MergeProperties="Flase" ExcludeProperties=""%> 
<%@ Register Name="ServiceTemplate" Template="ServiceTemplate.cst" MergeProperties="Flase" ExcludeProperties=""%> 
<%@ Register Name="ViewModelTemplate" Template="ViewModelTemplate.cst" MergeProperties="Flase" ExcludeProperties=""%> 

<%-- 获取整个数据库对象 --%>
<%@ Property Name="SourceDatabase" Type="SchemaExplorer.DatabaseSchema" DeepLoad="True" Optional="False" Category="01. 获取数据库对象" Description="获取整个数据库对象"%>


<%
//创建实体层Entity类
this.GenerateEntityClasses();
//Debug模式下的信息[Debug="True"]
Debug.WriteLine("Success");
%>

<script runat="template">
    //生成实体Entity类
private void GenerateEntityClasses()
{
        //获取模板对象
        CodeTemplate Template =new EntityTemplate();
        foreach(TableSchema table in this.SourceDatabase.Tables)
        {
            string FileDirectory = OutputDirectory +"\DataModel\"+ GetPascalName(GetClass(table.Name))  +".cs";
            //设置模板的相关内容（Table名称 ，作者名称）
            Template.SetProperty("SourceTable",table);
            Template.SetProperty("NameSpace","BBSS.Basic.Service.DataModel");
            //文件输出
            Template.RenderToFile(FileDirectory,true);
            Debug.WriteLine(FileDirectory +" 创建成功.");
        }
        //获取viewmodel实体
        ViewModelTemplate ViewModelTemplate =new ViewModelTemplate();
        foreach(TableSchema table in this.SourceDatabase.Tables)
        {
            string FileDirectory = OutputDirectory +"\ViewModel\"+ GetPascalName(GetClass(table.Name))  +"VModel.cs";
            //设置模板的相关内容（Table名称 ，作者名称）
            ViewModelTemplate.SetProperty("SourceTable",table);
            ViewModelTemplate.SetProperty("NameSpace","BBSS.Basic.Service.ViewModel");
            //文件输出
            ViewModelTemplate.RenderToFile(FileDirectory,true);
            Debug.WriteLine(FileDirectory +" 创建成功.");
        }
        //批量生成IService接口
        InterfaceServiceTemplate iservicetemplate=new InterfaceServiceTemplate();
        foreach(TableSchema table in this.SourceDatabase.Tables)
        {
            string FileDirectory = OutputDirectory +"\Interface\I"+ GetPascalName(GetClass(table.Name))  +"Service.cs";
            //设置模板的相关内容（Table名称 ，作者名称）
            iservicetemplate.SetProperty("SourceTable",table);
            iservicetemplate.SetProperty("NameSpace","BBSS.Basic.Service.Interface");
            //文件输出
            iservicetemplate.RenderToFile(FileDirectory,true);
            Debug.WriteLine(FileDirectory +" 创建成功.");
        }
        //批量生成Service
         ServiceTemplate servicetemplate=new ServiceTemplate();
        foreach(TableSchema table in this.SourceDatabase.Tables)
        {
            string FileDirectory = OutputDirectory +"\Impl\"+ GetPascalName(GetClass(table.Name))  +"Service.cs";
            //设置模板的相关内容（Table名称 ，作者名称）
            servicetemplate.SetProperty("SourceTable",table);
            servicetemplate.SetProperty("NameSpace","BBSS.Basic.Service.Impl");
            //文件输出
            servicetemplate.RenderToFile(FileDirectory,true);
            Debug.WriteLine(FileDirectory +" 创建成功.");
        }
       
}


public string GetClass(string table){
   table= table.Replace("tb_", string.Empty);
   return  table.Substring(0,1).ToUpper()+table.Substring(1);
}

 public string GetPascalName(string columnName)
{
     string newColumn = "";
      string[] temp=columnName.Split('_');
            for (int i = 0; i < temp.Length; i++)
            {               
               newColumn+=System.Threading.Thread.CurrentThread.CurrentCulture.TextInfo.ToTitleCase(temp[i]); //设置首字母大写
            }   
    return newColumn;
}
/// <summary>
/// 获取新的TableName(首字母大写，去掉下划线)
/// </summary>
/// <param name="name"></param>
/// <returns></returns>
public string GetNewTableName(string name)
{
      string table=name.Substring(1).ToLower();
      string tempTableName=string.Empty;
      if(table.IndexOf('_')>0)
      {          
            string[] temp=table.Split('_');
            for (int i = 0; i < temp.Length; i++)
            {               
               tempTableName+=System.Threading.Thread.CurrentThread.CurrentCulture.TextInfo.ToTitleCase(temp[i]); //设置首字母大写
            }   
      }
      else
      {
          tempTableName=System.Threading.Thread.CurrentThread.CurrentCulture.TextInfo.ToTitleCase(table); //设置首字母大写          
      }
    return tempTableName;
}

    //解决方案输出路径
    private string Directory = String.Empty;
    
    [Editor(typeof(System.Windows.Forms.Design.FolderNameEditor), typeof(System.Drawing.Design.UITypeEditor))] 
    [Optional, NotChecked]
    [DefaultValue("")]
    public string OutputDirectory 
    { 
        get
        {
            return Directory;
        }
        set
        {
            if (value.EndsWith("\")) value = value.Substring(0, value.Length -1);
            Directory = value;
        } 
    }
</script>

    • 实施过程中可能会遇到两个问题
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  • 原文地址：https://www.cnblogs.com/chongyao/p/12212432.html
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