/// <summary>
/// 根据数据表获取列,并且输出实体类文件
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
private string GetColumnByTable(HttpContext context)
{
try
{
crudHelper = new CRUDHelper <object>(HttpContext.Current.Session["strConnection"]?.ToString(), HttpContext.Current.Session["strType"]?.ToString());
string table = context.Request.Params["table"];
Array arr = table.Split(',');
string currentPath = AppDomain.CurrentDomain.SetupInformation.ApplicationBase + "WebForms\\CreateModel\\ModelFile";
//清除文件夹中所有文件
if (!FolderHelper.IsEmptyDirectory(currentPath))
{
FolderHelper.DeleteFolder(currentPath, false);
}
foreach (string item in arr)
{
string sql = $"select t.column_name names,t.comments,u.DATA_TYPE types from user_col_comments t join user_tab_cols u on t.column_name=u.COLUMN_NAME where t.table_name='{item}' and u.TABLE_NAME='{item}' order by u.INTERNAL_COLUMN_ID";
DataTable data = crudHelper.SelectBySQL(sql);
string className = item.ToUpper();
StringBuilder classStr = new StringBuilder();
bool isIdentity = true;
classStr.Append(" using DotNet.Utils;\n");
classStr.Append(" using System;\n");
classStr.Append(" namespace Models\n{\n");
classStr.Append(" /// <summary>\n/// " + item + "\n/// </summary>\n");
classStr.Append(" public class " + className + "\n{\n");
foreach (DataRow dr in data?.Rows)
{
TempTable tt = new TempTable()
{
names = dr["NAMES"].ToString(),
types = dr["TYPES"].ToString(),
comments = dr["COMMENTS"].ToString()
};
classStr.Append(" /// <summary>\n/// " + tt.comments + "\n/// </summary>\n");
if (isIdentity)
{
classStr.Append("[Column(Identity =true)]\n");
isIdentity = false;
}
classStr.Append(" public " + GetModelType(tt.types) + tt.names + " { get; set; }\n\n");
}
classStr.Append(" }\n");
classStr.Append("public class " + className + "Manage : CRUDHelper<" + className + ">\n{ \n}\n");
classStr.Append(" }\n");
string path = currentPath + "\\" + className + ".cs";
FileHelper.Write(path, classStr.ToString());
}
string err = "";
bool bZip = ZipHelper.ZipFile(currentPath, currentPath + "\\Model.Zip", out err);
if (bZip)
{
return("1");
}
else
{
return(err);
}
}
catch (Exception ex)
{
LogHelper.WriteLog(ex);
return(ex.Message);
}
}
