/// <summary>
/// 实体插入
/// </summary>
/// <param name="model">实体</param>
/// <param name="tableName">表名</param>
/// <param name="LMUpd">转换关系</param>
/// <returns></returns>
public static bool Add(object model, string TableName, OldNameToNewName LMUpd)
{
Dictionary <string, object> Dic = sqlAddString(model, TableName, LMUpd);
String strSql = Dic["Sql"].ToString(); //生成SQL语句
Dictionary <string, object> parameters = Dic["Param"] as Dictionary <string, object>; //SQL参数
int rows = ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 生成更新sql语句
/// </summary>
/// <param name="model">实体</param>
/// <param name="tableName">表名</param>
/// <param name="Param">条件参数</param>
/// <param name="LMUpd">转换关系</param>
/// <param name="gz">是否强制更新 true 强制更新；false 不强制更新</param>
/// <returns></returns>
public static Dictionary <string, object> sqlUpdString(object model, string tableName, List <termList> Param, OldNameToNewName LMUpd, bool gz)
{
Dictionary <string, object> Dic = new Dictionary <string, object>();
string updstr = "";
Type type = model.GetType();
Dictionary <string, object> parameters = new Dictionary <string, object>();
foreach (System.Reflection.PropertyInfo item in type.GetProperties())
{
if (item.Name != null && item.Name != "")
{
if (!gz)
{
//如果不强制更新 则model中出现 null 或 出现空字符的 不进行操作
if (item.GetValue(model, null) == null)//|| item.GetValue(model, null).ToString() == ""
{
continue;
}
}
if (type.GetProperty(item.Name) != null)
{
string filename = item.Name;
if (filename.Trim() == "")
{
continue;
}
if (item.GetValue(model, null) == null)
{
continue;
}
}
if (item.GetValue(model, null) != null && item.GetValue(model, null).ToString().Trim() != "")
{
if (type.GetProperty(item.Name) != null)
{
string filename = item.Name;
if (item.GetValue(model, null) != null)
{
updstr += "`" + filename + "`=@" + filename + ",";
parameters.Add("@" + filename, item.GetValue(model, null));
}
}
}
}
}
string whereStr = " Where ";
foreach (termList item in Param)
{
switch (item.K)
{
case 0:
whereStr += item.FieldName + "=@" + item.ParamName + " and "; break;
case 1:
whereStr += item.FieldName + ">=@" + item.ParamName + " and "; break;
case 2:
whereStr += item.FieldName + "<=@" + item.ParamName + " and "; break;
case 3:
whereStr += item.FieldName + " like @" + item.ParamName + " and "; break;
case 4:
whereStr += item.FieldName + "<>@" + item.ParamName + " and "; break;
case 5:
string[] inparm = item.FieldResult.Split(',');
whereStr += item.FieldName + " in(";
for (int i = 0; i < inparm.Length; i++)
{
whereStr += "@" + item.ParamName + i + ",";
parameters.Add("@" + item.ParamName + i, inparm[i]);
}
whereStr = whereStr.Remove(whereStr.Length - 1);
whereStr += ") and ";
continue;
case 6:
whereStr += item.FieldName + " is not null and "; break;
case 7:
whereStr += item.FieldName + " is null and "; break;
default:
break;
}
parameters.Add("@" + item.ParamName, item.FieldResult);
}
whereStr += " 1=1";
if (updstr != "")
{
updstr = "update " + tableName + " set " + updstr.Remove(updstr.Length - 1) + whereStr;
}
Dic.Add("Sql", updstr);
Dic.Add("Param", parameters);
return(Dic);
}
/// <summary>
/// 获取insert Sql语句
/// </summary>
/// <param name="dr">数据行</param>
/// <param name="tableName">表明</param>
/// <returns></returns>
public static Dictionary <string, object> sqlAddString(object model, string tableName, OldNameToNewName LMUpd)//, OldNameToNewName LMUpd
{
Dictionary <string, object> Dic = new Dictionary <string, object>();
string updstr = "";
Type type = model.GetType();
String columnName = "";
String columnCSName = "";
//String result = "";
Dictionary <string, object> parameters = new Dictionary <string, object>();
int Num = 0;
foreach (System.Reflection.PropertyInfo item in type.GetProperties())
{
if (item.Name != null && item.Name != "")
{
if (item.GetValue(model, null) != null && item.GetValue(model, null).ToString().Trim() != "")
{
if (type.GetProperty(item.Name) != null)
{
string filename = item.Name;
if (LMUpd == null)
{
filename = item.Name;
}
else
{
filename = LMUpd(item.Name);
}
if (item.GetValue(model, null) != null)
{
columnName += "`" + filename + "`,";
columnCSName += "@" + filename + ",";
parameters.Add("@" + filename, item.GetValue(model, null));
Num++;
}
}
}
}
}
if (columnName != "")
{
updstr = "insert into " + tableName + "( " + columnName.Substring(0, columnName.Length - 1) + ") values( " + columnCSName.Substring(0, columnCSName.Length - 1) + ")";
}
Dic.Add("Sql", updstr);
Dic.Add("Param", parameters);
return(Dic);
}
/// <summary>
/// 实体更新
/// </summary>
/// <param name="model">实体</param>
/// <param name="tableName">表名</param>
/// <param name="Param">条件参数</param>
/// <param name="LMUpd">转换关系</param>
/// <param name="gz">是否强制更新 true 强制更新；false 不强制更新 </param>
/// <returns></returns>
public static bool Update(object model, string tableName, List <termList> Param, OldNameToNewName LMUpd, bool gz)
{
bool czresult = false;
Dictionary <string, object> Dic = sqlUpdString(model, tableName, Param, LMUpd, gz);
String strSql = Dic["Sql"].ToString(); //生成SQL语句
Dictionary <string, object> parameters = Dic["Param"] as Dictionary <string, object>; //SQL参数
int rows = ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
czresult = true;
}
else
{
czresult = false;
}
return(czresult);
}