/// <summary>
/// 查询，返回条件页的实体列表
/// 查询的SQL语句有两个，第一个返回总的数量，第二个返回数据结果集
/// 查询条件可以使用参数，也可以自己定义拼装，注意拼装时，对参数值都使用SetSafeParameter(string parameterValue)处理一下。
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="filter"></param>
/// <returns></returns>
public QueryResult <T> Query <T>(QueryFilter filter, string defaultSortBy, Action <DataRow, T> manualMapper = null) where T : class, new()
{
DataSet ds = _queryExecute(filter, defaultSortBy);
int count = int.Parse(ds.Tables[0].Rows[0][0].ToString());
QueryResult <T> result = new QueryResult <T>();
result.PageIndex = filter.PageIndex;
result.PageSize = filter.PageSize;
result.SortFields = filter.SortFields;
result.draw = filter.draw;
result.recordsTotal = count;
if (ds.Tables[1] != null && ds.Tables[1].Rows != null && ds.Tables[1].Rows.Count > 0)
{
result.data = DataMapperHelper.GetEntityList <T, List <T> >(ds.Tables[1].Rows, true, true, manualMapper);
}
else
{
result.data = new List <T>();
}
if (ds.Tables.Count >= 3)
{
result.Summary = ds.Tables[2].Rows[0][0] != null ? ds.Tables[2].Rows[0][0].ToString().Trim() : "";
}
return(result);
}
private void ConvertColumnFromRow(DataRow row, EnumColumnList enumColumns)
{
if (enumColumns != null && enumColumns.Count > 0)
{
foreach (var entry in enumColumns)
{
Type enumType = entry.EnumType;
if (!enumType.IsEnum)
{
throw new ArgumentException("The type '" + enumType.AssemblyQualifiedName + "' is not enum.", "enumColumns");
}
int columnIndex = entry.ColumnIndex.HasValue ? entry.ColumnIndex.Value : row.Table.Columns.IndexOf(entry.ColumnName + "_ECCentral_Auto_Removed_820319");
if (columnIndex < 0)
{
continue;
}
if (row[columnIndex] == null || row[columnIndex] == DBNull.Value)
{
row[entry.NewColumnIndex] = DBNull.Value;
continue;
}
object orignalData = row[columnIndex];
if (orignalData == null || orignalData == DBNull.Value || orignalData.ToString().Trim().Length <= 0)
{
row[entry.NewColumnIndex] = DBNull.Value;
}
row[entry.NewColumnIndex] = DataMapperHelper.ConvertIfEnum(orignalData, enumType);
}
}
}
public List <SODiscountMaster> GetSODiscountBySOSysNo(int sosysno)
{
IDataCommand cmd = IocManager.Instance.Resolve <IDataCommand>();
cmd.CreateCommand("GetSODiscountBySOSysNo");
//DataCommand cmd = new DataCommand("GetSODiscountBySOSysNo");
cmd.SetParameter("@SOSysNo", DbType.Int32, sosysno);
DataSet ds = cmd.ExecuteDataSet();
List <SODiscountMaster> dmList = null;
if (ds != null && ds.Tables.Count > 1)
{
dmList = DataMapperHelper.GetEntityList <SODiscountMaster, List <SODiscountMaster> >(ds.Tables[0].Rows);
if (dmList != null && dmList.Count > 0)
{
List <SODiscountDetail> ddList = DataMapperHelper.GetEntityList <SODiscountDetail, List <SODiscountDetail> >(ds.Tables[1].Rows);
foreach (var dm in dmList)
{
dm.Details = ddList.FindAll(dd => dd.MasterSysNo == dm.SysNo);
}
}
}
return(dmList);
}
public string GetCode(string Title)
{
var data = KindCodeOperation.CodeData.Where(x => x.Title == Title).First();
var result = DataMapperHelper.Map <CodeViewModel>(data);
result.Kind = KindCodeOperation.Path_Kind(Title);
return(JsonConvert.SerializeObject(result));
}
//获取所有数据
public IEnumerable <TModel> GetAll(string BmobTable)
{
var query = new BmobQuery();
query.Limit(500);
var future = Bmob.FindTaskAsync <TBmobModel>(BmobTable, query);
var model = DataMapperHelper.MapList <TModel>(future.Result.results);
return(model);
}
/// <summary>
/// 执行返回对象列表
/// </summary>
/// <typeparam name="T">实体类型，必须是可无参实例化的class</typeparam>
/// <param name="manualMapper">可以手动mapping</param>
/// <returns></returns>
public List <T> ExecuteEntityList <T>(Action <DataRow, T> manualMapper = null) where T : class, new()
{
DataTable dt = ExecuteDataTable();
List <T> list = new List <T>();
if (dt != null && dt.Rows.Count > 0)
{
list = DataMapperHelper.GetEntityList <T, List <T> >(dt.Rows, true, true, manualMapper);
}
return(list);
}
/// <summary>
/// 创建数据
/// </summary>
/// <param name="model"></param>
/// <returns></returns>
public string Create(TModel model)
{
try
{
TBmobModel Bmodel = DataMapperHelper.Map <TBmobModel>(model);
var future = Bmob.CreateTaskAsync(Bmodel);
return(future.Result.objectId);
}catch (Exception e)
{
return(null);
}
}
/// <summary>
/// 执行返回一个实体对象，将第一行DataRow转换为实体
/// </summary>
/// <typeparam name="T">实体类型，必须是可无参实例化的class</typeparam>
/// <param name="manualMapper">可以手动mapping</param>
/// <returns></returns>
public T ExecuteEntity <T>(Action <DataRow, T> manualMapper = null) where T : class, new()
{
DataRow dr = ExecuteDataRow();
if (dr != null)
{
T t = DataMapperHelper.GetEntity <T>(dr, true, true, manualMapper);
return(t);
}
else
{
return(null);
}
}
//修改字段
public bool ModifyData(TModel model)
{
try
{
TBmobModel Bmodel = DataMapperHelper.Map <TBmobModel>(model);
var future = Bmob.UpdateTaskAsync <TBmobModel>(Bmodel);
return(true);
}
catch (Exception e)
{
string message = e.Message;
return(false);
}
}
//根据字段获取数据
public IEnumerable <TModel> GetByNoId(string BmobTable, string Field, object Value)
{
var query = new BmobQuery();
query.WhereEqualTo(Field, Value);
var future = Bmob.FindTaskAsync <TBmobModel>(BmobTable, query);
List <TModel> model = new List <TModel>();
foreach (var data in future.Result.results)
{
model.Add(DataMapperHelper.Map <TModel>(data));
}
return(model);
}
/// <summary>
/// 获取代码给app
/// </summary>
/// <param name="title"></param>
/// <returns></returns>
public string GetCode(string title)
{
try
{
var data = KindCodeOperation.CodeData.Where(x => x.Title == title).First();
data.Code = HttpUtility.UrlDecode(data.Code);
data.Code = data.Code.Replace(" ", "\\b");
var result = DataMapperHelper.Map <CodeViewModel>(data);
result.Kind = KindCodeOperation.Path_Kind(title);
return(JsonConvert.SerializeObject(result));
}
catch (Exception e)
{
return("您提交的数据标题为：" + title + "\n" + e.Message);
}
}
/// <summary>
/// 执行返回第一行第一列的值，并自动转换为对应的类型，如果是泛型值且为空则会返回null
/// </summary>
/// <typeparam name="T"></typeparam>
/// <returns></returns>
public T ExecuteScalar <T>()
{
object v = DataMapperHelper.ConvertIfEnum(ExecuteScalar(), typeof(T));
return(DataConvertor.GetValue <T>(v, null, null));
}
//根据id获取单个数据
public TModel GetById(string BmobTable, string ObjectId)
{
var future = Bmob.GetTaskAsync <TBmobModel>(BmobTable, ObjectId);
return(DataMapperHelper.Map <TModel>(future.Result));
}
