/// <summary>
/// 增加一条记录，返回新的ID号。需要有一个单一主键，并且开启有标识符属性（异步方式）
/// </summary>
/// <param name="entity">实体模型</param>
/// <returns></returns>
public virtual async Task <int> InsertAsync(PresentProjectEntity entity)
{
Dictionary <string, object> dict = new Dictionary <string, object>();
GetParameters(entity, dict);
string strSQL = "insert into PresentProject (" +
"ProjectName," +
"BeginDate," +
"EndDate," +
"MinMoney," +
"MaxMoney," +
"PresentContent," +
"Price," +
"PresentID," +
"Cash," +
"PresentExp," +
"PresentPoint," +
"IsDisabled) " +
"values(" +
"@ProjectName," +
"@BeginDate," +
"@EndDate," +
"@MinMoney," +
"@MaxMoney," +
"@PresentContent," +
"@Price," +
"@PresentID," +
"@Cash," +
"@PresentExp," +
"@PresentPoint," +
"@IsDisabled)";
return(await Task.Run(() => _DB.ReturnID(strSQL, dict)));
}
/// <summary>
/// 增加一条记录
/// </summary>
/// <param name="entity">实体模型</param>
/// <returns></returns>
public virtual bool Add(PresentProjectEntity entity)
{
Dictionary <string, object> dict = new Dictionary <string, object>();
GetParameters(entity, dict);
string strSQL = "insert into PresentProject (" +
"ProjectName," +
"BeginDate," +
"EndDate," +
"MinMoney," +
"MaxMoney," +
"PresentContent," +
"Price," +
"PresentID," +
"Cash," +
"PresentExp," +
"PresentPoint," +
"IsDisabled) " +
"values(" +
"@ProjectName," +
"@BeginDate," +
"@EndDate," +
"@MinMoney," +
"@MaxMoney," +
"@PresentContent," +
"@Price," +
"@PresentID," +
"@Cash," +
"@PresentExp," +
"@PresentPoint," +
"@IsDisabled)";
return(_DB.ExeSQLResult(strSQL, dict));
}
/// <summary>
/// 获取实体（异步方式）
/// </summary>
/// <param name="strWhere">参数化查询条件(例如: and Name = @Name )</param>
/// <param name="dict">参数的名/值集合</param>
/// <returns></returns>
public virtual async Task <PresentProjectEntity> GetEntityAsync(string strWhere, Dictionary <string, object> dict = null)
{
PresentProjectEntity obj = null;
string strSQL = "select top 1 * from PresentProject where 1=1 " + strWhere;
using (NullableDataReader reader = await Task.Run(() => _DB.GetDataReader(strSQL, dict)))
{
if (reader.Read())
{
obj = GetEntityFromrdr(reader);
}
}
return(obj);
}
/// <summary>
/// 把实体类转换成键/值对集合
/// </summary>
/// <param name="entity"></param>
/// <param name="dict"></param>
private static void GetParameters(PresentProjectEntity entity, Dictionary <string, object> dict)
{
dict.Add("ProjectID", entity.ProjectID);
dict.Add("ProjectName", entity.ProjectName);
dict.Add("BeginDate", entity.BeginDate);
dict.Add("EndDate", entity.EndDate);
dict.Add("MinMoney", entity.MinMoney);
dict.Add("MaxMoney", entity.MaxMoney);
dict.Add("PresentContent", entity.PresentContent);
dict.Add("Price", entity.Price);
dict.Add("PresentID", entity.PresentID);
dict.Add("Cash", entity.Cash);
dict.Add("PresentExp", entity.PresentExp);
dict.Add("PresentPoint", entity.PresentPoint);
dict.Add("IsDisabled", entity.IsDisabled);
}
/// <summary>
/// 通过数据读取器生成实体类
/// </summary>
/// <param name="rdr"></param>
/// <returns></returns>
private static PresentProjectEntity GetEntityFromrdr(NullableDataReader rdr)
{
PresentProjectEntity info = new PresentProjectEntity();
info.ProjectID = rdr.GetInt32("ProjectID");
info.ProjectName = rdr.GetString("ProjectName");
info.BeginDate = rdr.GetNullableDateTime("BeginDate");
info.EndDate = rdr.GetNullableDateTime("EndDate");
info.MinMoney = rdr.GetDecimal("MinMoney");
info.MaxMoney = rdr.GetDecimal("MaxMoney");
info.PresentContent = rdr.GetString("PresentContent");
info.Price = rdr.GetDecimal("Price");
info.PresentID = rdr.GetString("PresentID");
info.Cash = rdr.GetDecimal("Cash");
info.PresentExp = rdr.GetInt32("PresentExp");
info.PresentPoint = rdr.GetInt32("PresentPoint");
info.IsDisabled = rdr.GetBoolean("IsDisabled");
return(info);
}
/// <summary>
/// 更新一条记录（异步方式）
/// </summary>
/// <param name="entity">实体模型</param>
/// <returns></returns>
public virtual async Task <bool> UpdateAsync(PresentProjectEntity entity)
{
Dictionary <string, object> dict = new Dictionary <string, object>();
GetParameters(entity, dict);
string strSQL = "Update PresentProject SET " +
"ProjectName = @ProjectName," +
"BeginDate = @BeginDate," +
"EndDate = @EndDate," +
"MinMoney = @MinMoney," +
"MaxMoney = @MaxMoney," +
"PresentContent = @PresentContent," +
"Price = @Price," +
"PresentID = @PresentID," +
"Cash = @Cash," +
"PresentExp = @PresentExp," +
"PresentPoint = @PresentPoint," +
"IsDisabled = @IsDisabled" +
" WHERE " +
"ProjectID = @ProjectID";
return(await Task.Run(() => _DB.ExeSQLResult(strSQL, dict)));
}
/// <summary>
/// 增加或更新一条记录（异步方式）
/// </summary>
/// <param name="entity">实体模型</param>
/// <param name="IsSave">是否增加</param>
/// <returns></returns>
public virtual async Task <bool> AddOrUpdateAsync(PresentProjectEntity entity, bool IsSave)
{
return(IsSave ? await AddAsync(entity) : await UpdateAsync(entity));
}
/// <summary>
/// 增加或更新一条记录
/// </summary>
/// <param name="entity">实体模型</param>
/// <param name="IsSave">是否增加</param>
/// <returns></returns>
public virtual bool AddOrUpdate(PresentProjectEntity entity, bool IsSave)
{
return(IsSave ? Add(entity) : Update(entity));
}
