/// <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(ModelTemplatesEntity entity)
{
if (entity.TemplateID <= 0)
{
entity.TemplateID = GetNewID();
}
Dictionary <string, object> dict = new Dictionary <string, object>();
GetParameters(entity, dict);
string strSQL = "insert into ModelTemplates (" +
"TemplateID," +
"TemplateName," +
"TemplateDescription," +
"Field," +
"IsEshop) " +
"values(" +
"@TemplateID," +
"@TemplateName," +
"@TemplateDescription," +
"@Field," +
"@IsEshop)";
if (await Task.Run(() => _DB.ExeSQLResult(strSQL, dict)))
{
return(DataConverter.CLng(entity.TemplateID));
}
return(-1);
}
/// <summary>
/// 增加一条记录
/// </summary>
/// <param name="entity">实体模型</param>
/// <returns></returns>
public virtual bool Add(ModelTemplatesEntity entity)
{
if (entity.TemplateID <= 0)
{
entity.TemplateID = GetNewID();
}
Dictionary <string, object> dict = new Dictionary <string, object>();
GetParameters(entity, dict);
string strSQL = "insert into ModelTemplates (" +
"TemplateID," +
"TemplateName," +
"TemplateDescription," +
"Field," +
"IsEshop) " +
"values(" +
"@TemplateID," +
"@TemplateName," +
"@TemplateDescription," +
"@Field," +
"@IsEshop)";
return(_DB.ExeSQLResult(strSQL, dict));
}
/// <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(ModelTemplatesEntity entity, Dictionary <string, object> dict)
{
dict.Add("TemplateID", entity.TemplateID);
dict.Add("TemplateName", entity.TemplateName);
dict.Add("TemplateDescription", entity.TemplateDescription);
dict.Add("Field", entity.Field);
dict.Add("IsEshop", entity.IsEshop);
}
/// <summary>
/// 通过数据读取器生成实体类
/// </summary>
/// <param name="rdr"></param>
/// <returns></returns>
private static ModelTemplatesEntity GetEntityFromrdr(NullableDataReader rdr)
{
ModelTemplatesEntity info = new ModelTemplatesEntity();
info.TemplateID = rdr.GetInt32("TemplateID");
info.TemplateName = rdr.GetString("TemplateName");
info.TemplateDescription = rdr.GetString("TemplateDescription");
info.Field = rdr.GetString("Field");
info.IsEshop = rdr.GetBoolean("IsEshop");
return(info);
}
/// <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 <ModelTemplatesEntity> GetEntityAsync(string strWhere, Dictionary <string, object> dict = null)
{
ModelTemplatesEntity obj = null;
string strSQL = "select top 1 * from ModelTemplates where 1=1 " + strWhere;
using (NullableDataReader reader = await Task.Run(() => _DB.GetDataReader(strSQL, dict)))
{
if (reader.Read())
{
obj = GetEntityFromrdr(reader);
}
}
return(obj);
}
/// <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(ModelTemplatesEntity entity)
{
Dictionary <string, object> dict = new Dictionary <string, object>();
GetParameters(entity, dict);
string strSQL = "Update ModelTemplates SET " +
"TemplateName = @TemplateName," +
"TemplateDescription = @TemplateDescription," +
"Field = @Field," +
"IsEshop = @IsEshop" +
" WHERE " +
"TemplateID = @TemplateID";
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(ModelTemplatesEntity 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(ModelTemplatesEntity entity, bool IsSave)
{
return(IsSave ? Add(entity) : Update(entity));
}
