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初始化

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2025-11-25 17:41:24 +08:00
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Face.Services/DBUtility/Custom/DALHelperCustom.cs Normal file
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using Face.Domain.Entities;
using Fasce.Services.DBUtility.Custom;
using MySql.Data.MySqlClient;
using System;
using System.Collections.Generic;
using System.Data;
using System.Data.SqlClient;
using System.Linq;
using System.Reflection;
using System.Text;
using System.Threading.Tasks;
using WebSocketToolsConsole;
namespace Face.Services.DBUtility.Custom
{
public class DALHelperCustom<TEntity> where TEntity : class, new()
{
private string databasetablename; //数据库表名前缀
//private DbConfigsInfo confInfi;
public DALHelperCustom()
{
databasetablename = "TBL_UTS_Manage";
}
public DALHelperCustom(string _databaseprefix)
{
databasetablename = _databaseprefix;
}
/// <summary>
/// 是否存在该记录
/// </summary>
public bool Exists(TEntity entity, string strField, object keyValue)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select count(1) from " + databasetablename);
strSql.Append(" where " + strField + "=@keyValue ");
MySqlParameter[] parameters = {
new MySqlParameter("@keyValue",keyValue)
};
return DbHelperMySqlCustom.Exists(strSql.ToString(), parameters);
}
/// <summary>
/// 得到最大ID
/// </summary>
public int GetMaxId(TEntity entity, string strField)
{
return DbHelperMySqlCustom.GetMaxID(strField, databasetablename);
}
/// <summary>
/// 添加一条数据
/// </summary>
/// <param name="entity"></param>
/// <returns></returns>
public bool Add(TEntity entity)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into " + databasetablename + "(");
PropertyInfo[] propertys = entity.GetType().GetProperties();// 获得此模型的公共属性
List<SqlParameter> parameters = new List<SqlParameter>();
foreach (PropertyInfo pi in propertys)
{
if (!pi.CanWrite) continue;
strSql.Append(pi.Name + ",");
}
strSql.Remove(strSql.Length - 1, 1);//移除最后一个逗号
strSql.Append(" ) values (");
foreach (PropertyInfo pi in propertys)
{
if (!pi.CanWrite) continue;
strSql.Append("@" + pi.Name + ",");
parameters.Add(new SqlParameter("@" + pi.Name, pi.GetValue(entity)));
}
strSql.Remove(strSql.Length - 1, 1);//移除最后一个逗号
strSql.Append(");select @@IDENTITY");
int rows = DbHelperMySqlCustom.ExecuteSql(strSql.ToString(), parameters.ToArray());
if (rows > 0)
{
return true;
}
else
{
return false;
}
}
/// <summary>
/// 修改一个实体数据
/// </summary>
/// <param name="entity"></param>
/// <param name="strField"></param>
/// <param name="keyValue"></param>
/// <returns></returns>
public bool Update(TEntity entity, string strField, object keyValue)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update " + databasetablename + " set ");
PropertyInfo[] propertys = entity.GetType().GetProperties();// 获得此模型的公共属性
List<SqlParameter> parameters = new List<SqlParameter>();
foreach (PropertyInfo pi in propertys)
{
if (!pi.CanWrite) continue;
strSql.Append(pi.Name + "=@" + pi.Name + ",");
parameters.Add(new SqlParameter("@" + pi.Name, pi.GetValue(entity)));
}
strSql.Remove(strSql.Length - 1, 1);//移除最后一个逗号
strSql.Append(" where " + strField + "=@strValue");
strSql.Replace("Operatorid=@Operatorid,", "");
System.Type keyType = keyValue.GetType();
switch (keyType.Name)
{
case "Int32":
SqlParameter strValue = new SqlParameter("@strValue", SqlDbType.Int)
{
Value = keyValue
};
parameters.Add(strValue);
break;
default:
parameters.Add(new SqlParameter("@strValue", keyValue));
break;
}
int rows = DbHelperMySqlCustom.ExecuteSql(strSql.ToString(), parameters.ToArray());
if (rows > 0)
{
return true;
}
else
{
return false;
}
}
/// <summary>
/// 修改一列数据
/// </summary>
public int UpdateField(TEntity entity, string strField, object strValue, string strWhere)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update " + databasetablename);
strSql.Append(" set " + strField + "=@strValue");
if (!string.IsNullOrEmpty(strWhere))
{
strSql.Append(" where " + strWhere);
}
SqlParameter[] parameters = {
new SqlParameter("@strValue",strValue)
};
return DbHelperMySqlCustom.ExecuteSql(strSql.ToString());
}
/// <summary>
/// 删除一条数据
/// </summary>
public bool Delete(TEntity entity, string strField, object keyValue)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("delete from " + databasetablename);
strSql.Append(" where " + strField + "=@keyValue ");
SqlParameter[] parameters = {
new SqlParameter("@keyValue",keyValue)
};
int rows = DbHelperMySqlCustom.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return true;
}
else
{
return false;
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
/// <param name="uid"></param>
/// <returns></returns>
public TEntity GetModel(TEntity entity, string strField, object keyValue)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select * from " + databasetablename);
strSql.Append(" where " + strField + "=@keyValue ");
strSql.Append(" LIMIT 0,1;");
SqlParameter[] parameters = {
new SqlParameter("@keyValue",keyValue)
};
DataSet ds = DbHelperMySqlCustom.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return DataRowToModel(entity, ds.Tables[0]);
}
else
{
return null;
}
}
/// <summary>
/// 得到数据列表
/// </summary>
/// <param name="strWhere"></param>
/// <returns></returns>
public List<TEntity> GetList(string strWhere = null)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select * from " + databasetablename);
if (!string.IsNullOrEmpty(strWhere))
{
strSql.Append(" where " + strWhere);
}
//strSql.Append(" LIMIT 0,1;");
strSql.Append(";");
TEntity entity = new TEntity();
DataSet ds = DbHelperMySqlCustom.Query(strSql.ToString());
if (ds.Tables[0].Rows.Count > 0)
{
return DataRowToModels(entity, ds.Tables[0]);
}
else
{
return null;
}
}
/// <summary>
/// 重载，得到数据列表
/// </summary>
/// <param name="columnName"></param>
/// <param name="strWhere"></param>
/// <returns></returns>
public List<TEntity> GetList(string columnName, string strWhere)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select " + columnName + " from " + databasetablename);
if (!string.IsNullOrEmpty(strWhere))
{
strSql.Append(" where " + strWhere);
}
//strSql.Append(" LIMIT 0,1;");
strSql.Append(";");
TEntity entity = new TEntity();
DataSet ds = DbHelperMySqlCustom.Query(strSql.ToString());
if (ds.Tables[0].Rows.Count > 0)
{
return DataRowToModels(entity, ds.Tables[0]);
}
else
{
return null;
}
}
public List<pmsLog> StoredprocedureList(List<int> ints)
{
return DbHelperMySqlCustom.Storedprocedure(ints);
}
/// <summary>
/// 得到数据列表
/// </summary>
/// <param name="strSql"></param>
/// <returns></returns>
public List<TEntity> SqlQueryGetList(string strSql)
{
//StringBuilder strSql = new StringBuilder();
//strSql.Append("select " + columnName + " from " + databasetablename);
//if (!string.IsNullOrEmpty(strWhere))
//{
// strSql.Append(" where " + strWhere);
//}
//strSql.Append(" LIMIT 0,1;");
//strSql.Append(";");
TEntity entity = new TEntity();
DataSet ds = DbHelperMySqlCustom.Query(strSql);
if (ds.Tables[0].Rows.Count > 0)
{
return DataRowToModels(entity, ds.Tables[0]);
}
else
{
return null;
}
}
/// <summary>
/// 将DataTable转换得到一个对象实体
/// </summary>
/// <param name="model"></param>
/// <param name="dt"></param>
/// <returns></returns>
public TEntity DataRowToModel(TEntity model, DataTable dt)
{
if (dt.Rows.Count > 0)
{
TEntity t = new TEntity();
PropertyInfo[] propertys = t.GetType().GetProperties();// 获得此模型的公共属性
foreach (PropertyInfo pi in propertys)
{
if (dt.Columns.Contains(pi.Name))
{
if (!pi.CanWrite) continue;
var value = dt.Rows[0][pi.Name];
if (value != DBNull.Value)
{
switch (pi.PropertyType.FullName)
{
case "System.Decimal":
pi.SetValue(t, decimal.Parse(value.ToString()), null);
break;
case "System.String":
pi.SetValue(t, value.ToString(), null);
break;
case "System.Single":
pi.SetValue(t, float.Parse(value.ToString()), null);
break;
case "System.Double":
pi.SetValue(t, double.Parse(value.ToString()), null);
break;
case "System.Int32":
pi.SetValue(t, int.Parse(value.ToString()), null);
break;
case "System.DateTime":
pi.SetValue(t, DateTime.Parse(value.ToString()), null);
break;
case "System.Boolean":
pi.SetValue(t, bool.Parse(value.ToString()), null);
break;
default:
pi.SetValue(t, value, null);
break;
}
}
}
}
return t;
}
else
{
return null;
}
}
/// <summary>
/// 将DataTable转换得到一个对象实体集合
/// </summary>
/// <param name="model"></param>
/// <param name="dt"></param>
/// <returns></returns>
public List<TEntity> DataRowToModels(TEntity model, DataTable dt)
{
List<TEntity> ts = new List<TEntity>();// 定义集合
foreach (DataRow dr in dt.Rows)
{
TEntity t = new TEntity();
PropertyInfo[] propertys = t.GetType().GetProperties();// 获得此模型的公共属性
foreach (PropertyInfo pi in propertys)
{
if (dt.Columns.Contains(pi.Name))
{
if (!pi.CanWrite) continue;
var value = dr[pi.Name];
if (value != DBNull.Value)
{
switch (pi.PropertyType.FullName)
{
case "System.Decimal":
pi.SetValue(t, decimal.Parse(value.ToString()), null);
break;
case "System.String":
pi.SetValue(t, value.ToString(), null);
break;
case "System.Single":
pi.SetValue(t, float.Parse(value.ToString()), null);
break;
case "System.Double":
pi.SetValue(t, double.Parse(value.ToString()), null);
break;
case "System.Int32":
if (value.ToString().Trim().Length <= 0)
{
value = "0";
}
pi.SetValue(t, int.Parse(value.ToString()), null);
break;
case "System.DateTime":
pi.SetValue(t, DateTime.Parse(value.ToString()), null);
break;
case "System.Boolean":
bool fatr=false;
if (value.ToString()== "1")
{
fatr = true;
}
pi.SetValue(t, fatr, null);
break;
default:
pi.SetValue(t, value, null);
break;
}
}
}
}
ts.Add(t);
}
return ts;
}
/// <summary>
/// 将DataTable转换得到一个对象实体集合
/// </summary>
/// <param name="model"></param>
/// <param name="dt"></param>
/// <returns></returns>
public List<TEntity> DataRowToModels(DataTable dt)
{
List<TEntity> ts = new List<TEntity>();// 定义集合
foreach (DataRow dr in dt.Rows)
{
TEntity t = new TEntity();
PropertyInfo[] propertys = t.GetType().GetProperties();// 获得此模型的公共属性
foreach (PropertyInfo pi in propertys)
{
if (dt.Columns.Contains(pi.Name))
{
if (!pi.CanWrite) continue;
var value = dr[pi.Name];
if (value != DBNull.Value)
{
switch (pi.PropertyType.FullName)
{
case "System.Decimal":
pi.SetValue(t, decimal.Parse(value.ToString()), null);
break;
case "System.String":
pi.SetValue(t, value.ToString(), null);
break;
case "System.Single":
pi.SetValue(t, float.Parse(value.ToString()), null);
break;
case "System.Double":
pi.SetValue(t, double.Parse(value.ToString()), null);
break;
case "System.Int32":
pi.SetValue(t, int.Parse(value.ToString()), null);
break;
case "System.DateTime":
pi.SetValue(t, DateTime.Parse(value.ToString()), null);
break;
case "System.Boolean":
pi.SetValue(t, bool.Parse(value.ToString()), null);
break;
default:
pi.SetValue(t, value, null);
break;
}
}
}
}
ts.Add(t);
}
return ts;
}
}
}

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Face.Services/DBUtility/Custom/DbHelperMySqlCustom.cs Normal file
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