/// <summary>
/// Initializes a new instance of the <see cref="MailKit.Search.OrderBy"/> class.
/// </summary>
/// <param name="type">The field to sort by.</param>
/// <param name="order">The sort order.</param>
/// <exception cref="System.ArgumentOutOfRangeException">
/// <paramref name="order"/> cannot be <see cref="SortOrder.None"/>.
/// </exception>
public OrderBy (OrderByType type, SortOrder order)
{
if (order == SortOrder.None)
throw new ArgumentOutOfRangeException ("order");
Order = order;
Type = type;
}
private static string OrderByType2String(OrderByType type) {
switch (type) {
case OrderByType.Ascending:
return "ASC";
case OrderByType.Descending:
return "DESC";
default:
throw new ApplicationException("Uncovered order by type: " + type);
}
}
public static string GetVideosByTagNOTIMPLEMENTED(OrderByType orderByType, string Tag)
{
string ListerHTML = string.Empty;
Video.GetVideosByTag(orderByType, Tag);
//string CacheKey = "VideoByTag";
//ListerHTML = (string)System.Web.HttpContext.Current.Cache[CacheKey];
//if (System.Web.HttpContext.Current.Cache.Get(CacheKey) == null)
//{
// List<Category> Categories = Category.GetAllCategory();
// for (int i = 1; i < Categories.Count; i++)
// {
// ListerHTML += "<li><a href='video.aspx?cat=" + Categories[i].CategoryID + "'>" + Categories[i].Name + "</a></li>";
// }
// System.Web.HttpContext.Current.Cache.Insert(CacheKey, ListerHTML, null, DateTime.Now.AddMinutes(60), System.Web.Caching.Cache.NoSlidingExpiration);
//}
return ListerHTML;
}
/// <summary>
/// 获取操作日志分页list
/// </summary>
/// <param name="whereExpression">筛选条件</param>
/// <param name="page">第几页</param>
/// <param name="limit">每页条数</param>
/// <param name="total">筛选后总数据条数</param>
/// <param name="orderByExpression">排序字段</param>
/// <param name="orderByType">排序方式;Default:OrderByType.Asc</param>
/// <returns></returns>
public IList <LogEvent> GetEventPageList(Expression <Func <LogEvent, bool> > whereExpression, int page, int limit, ref int total, Expression <Func <LogEvent, object> > orderByExpression = null, OrderByType orderByType = OrderByType.Asc)
{
if (whereExpression == null)
{
return(Db.Queryable <LogEvent>().OrderBy(orderByExpression, orderByType).ToPageList(page, limit, ref total));
}
return(Db.Queryable <LogEvent>().Where(whereExpression).OrderBy(orderByExpression, orderByType).ToPageList(page, limit, ref total));
}
/// <summary>
/// 根据指定列 In 查询
/// </summary>
/// <typeparam name="S">指定列的类型</typeparam>
/// <param name="column">指定列</param>
/// <param name="list">指定列 In 操作 的结果集</param>
/// <returns></returns>
public async Task <List <T> > GetByIn <S>(Expression <Func <T, object> > column, List <S> list, bool isOrderBy = false, Expression <Func <T, object> > orderBy = null, OrderByType orderByType = OrderByType.Asc)
{
return(await _dbBase.Queryable <T>().Where(ConModels).In <S>(column, list).OrderByIF(isOrderBy, orderBy, orderByType).ToListAsync());
}
/// <summary>
/// Orders the rows in the query.
/// </summary>
/// <param name="value">The condition to order by.</param>
/// <param name="order">The direction to order the results.</param>
/// <returns>The <see cref="IQueryResultFilter"/>.</returns>
/// <exception cref="ArgumentNullException"><paramref name="value"/> is null or empty.</exception>
/// <exception cref="ArgumentException"><paramref name="order"/> is not a defined <see cref="OrderByType"/> enum value.</exception>
public virtual IQueryResultFilter OrderBy(string value, OrderByType order = OrderByType.Ascending)
{
return CreateResultFilter(this).OrderBy(value, order);
}
public async override Task <List <Atendimento> > GetAllAsync(Expression <Func <Atendimento, object> > expression = null, OrderByType orderByType = OrderByType.NaoClassificado)
{
expression = (expression == null) ? (a => a.DataHoraChegada) : expression;
orderByType = orderByType == OrderByType.NaoClassificado ? OrderByType.Descendente : orderByType;
using (var context = DatabaseContext.GetContext(dbPath))
{
var query = PrepareDataToGetlAll(context, expression, orderByType);
query = query.Include(nameof(Atendimento.Cliente));
return(await query.ToListAsync());
}
}
/// <summary>
/// 复制到数组并制定起始索引
/// </summary>
/// <param name = "array">数组</param>
/// <param name = "index">起始索引</param>
public void CopyTo(OrderByType[] array, int index)
{
innerValues.CopyTo(array, index);
}
public OrderByExpression(Expression source, Expression fieldName, OrderByType orderType)
{
Source = source;
FieldName = fieldName;
OrderType = orderType;
}
/// <summary>
/// 根据条件查询分页数据
/// </summary>
/// <param name="predicate">判断集合</param>
/// <param name="orderByType">排序方式</param>
/// <param name="pageIndex">当前页面索引</param>
/// <param name="pageSize">分布大小</param>
/// <param name="orderByExpression"></param>
/// <returns></returns>
public async Task <IPageList <T> > QueryPageAsync(Expression <Func <T, bool> > predicate,
Expression <Func <T, object> > orderByExpression, OrderByType orderByType, int pageIndex = 1,
int pageSize = 20)
{
return(await BaseDal.QueryPageAsync(predicate, orderByExpression, orderByType, pageIndex, pageSize));
}
/// <summary>
/// Orders the rows in the query based on a single column.
/// </summary>
/// <param name="columnName">The name of the column to order by.</param>
/// <param name="order">The direction to order the results.</param>
/// <returns>The <see cref="IQueryResultFilter"/>.</returns>
/// <exception cref="InvalidQueryException"><paramref name="columnName"/> is not a valid column name.</exception>
/// <exception cref="ArgumentException"><paramref name="order"/> is not a defined <see cref="OrderByType"/> enum value.</exception>
public IQueryResultFilter OrderByColumn(string columnName, OrderByType order)
{
return CreateQueryResultFilter(this).OrderByColumn(columnName, order);
}
/// <summary>
/// 根据条件查询数据
/// </summary>
/// <param name="predicate">条件表达式树</param>
/// <param name="orderByPredicate">排序字段</param>
/// <param name="orderByType">排序顺序</param>
/// <returns></returns>
public async Task <T> QueryByClauseAsync(Expression <Func <T, bool> > predicate,
Expression <Func <T, object> > orderByPredicate, OrderByType orderByType)
{
return(await BaseDal.QueryByClauseAsync(predicate, orderByPredicate, orderByType));
}
/// <summary>
/// 根据条件查询分页数据
/// </summary>
/// <param name="predicate">判断集合</param>
/// <param name="orderByType">排序方式</param>
/// <param name="pageIndex">当前页面索引</param>
/// <param name="pageSize">分布大小</param>
/// <param name="orderByExpression"></param>
/// <returns></returns>
public IPageList <T> QueryPage(Expression <Func <T, bool> > predicate,
Expression <Func <T, object> > orderByExpression, OrderByType orderByType, int pageIndex = 1,
int pageSize = 20)
{
return(BaseDal.QueryPage(predicate, orderByExpression, orderByType, pageIndex, pageSize));
}
/// <summary>
/// 根据条件查询一定数量数据
/// </summary>
/// <param name="predicate">条件表达式树</param>
/// <param name="take">获取数量</param>
/// <param name="orderByPredicate">排序字段</param>
/// <param name="orderByType">排序顺序</param>
/// <returns></returns>
public List <T> QueryListByClause(Expression <Func <T, bool> > predicate, int take,
Expression <Func <T, object> > orderByPredicate, OrderByType orderByType)
{
return(BaseDal.QueryListByClause(predicate, take, orderByPredicate, orderByType));
}
/// <summary>
/// 根据表达式查询分页并排序
/// </summary>
/// <param name="whereExpression">it</param>
/// <param name="pageModel"></param>
/// <param name="orderByExpression">it=>it.id或者it=>new{it.id,it.name}</param>
/// <param name="orderByType">OrderByType.Desc</param>
/// <returns></returns>
public virtual List <T> GetPageList(Expression <Func <T, bool> > whereExpression, PageModel pageModel, Expression <Func <T, object> > orderByExpression = null, OrderByType orderByType = OrderByType.Asc)
{
return(CurrentDb.GetPageList(whereExpression, pageModel, orderByExpression, orderByType));
}
public List <T> GetPageList(PageModel page, Expression <Func <T, bool> > whereExpression = null,
Expression <Func <T, object> > orderByExpression = null, OrderByType orderByType = OrderByType.Asc)
{
return(DbContext.GetPageList <T>(page, whereExpression, orderByExpression, orderByType));
}
/// <summary>
/// 单个条件 根据 isWhere 判断 是否使用此条件进行查询
/// </summary>
/// <param name="isWhere">判断是否使用此查询条件的条件</param>
/// <param name="where">查询条件</param>
/// <returns></returns>
public async Task <List <T> > GetByWhereIF(bool isWhere, Expression <Func <T, bool> > where, bool isOrderBy = false, Expression <Func <T, object> > orderBy = null, OrderByType orderByType = OrderByType.Asc)
{
return(await _dbBase.Queryable <T>().Where(ConModels).WhereIF(isWhere, where).OrderByIF(isOrderBy, orderBy, orderByType).ToListAsync());
}
/// <summary>
/// Orders the rows in the query.
/// </summary>
/// <param name="value">The condition to order by.</param>
/// <param name="order">The direction to order the results.</param>
/// <returns>The <see cref="IQueryResultFilter"/>.</returns>
/// <exception cref="ArgumentNullException"><paramref name="value"/> is null or empty.</exception>
/// <exception cref="ArgumentException"><paramref name="order"/> is not a defined <see cref="OrderByType"/> enum value.</exception>
public IQueryResultFilter OrderBy(string value, OrderByType order = OrderByType.Ascending)
{
return(CreateQueryResultFilter(this).OrderBy(value, order));
}
/// <summary>
/// 查询 指定列的值 在 start至end 之间的数据
/// </summary>
/// <param name="value">指定类</param>
/// <param name="start">开始</param>
/// <param name="end">结束</param>
/// <returns></returns>
public async Task <List <T> > GetByBetween(object value, object start, object end, bool isOrderBy = false, Expression <Func <T, object> > orderBy = null, OrderByType orderByType = OrderByType.Asc)
{
return(await _dbBase.Queryable <T>().Where(ConModels).Where(it => SqlFunc.Between(value, start, end)).OrderByIF(isOrderBy, orderBy, orderByType).ToListAsync());
}
/// <summary>
/// Orders the rows in the query based on a single column.
/// </summary>
/// <param name="columnName">The name of the column to order by.</param>
/// <param name="order">The direction to order the results.</param>
/// <returns>The <see cref="IQueryResultFilter"/>.</returns>
/// <exception cref="InvalidQueryException"><paramref name="columnName"/> is not a valid column name.</exception>
/// <exception cref="ArgumentException"><paramref name="order"/> is not a defined <see cref="OrderByType"/> enum value.</exception>
public IQueryResultFilter OrderByColumn(string columnName, OrderByType order = OrderByType.Ascending)
{
return(CreateQueryResultFilter(this).OrderByColumn(columnName, order));
}
public UnionExpression OrderBy(SqlColumn column, OrderByType type) {
var clone = Clone();
clone.myOrderBy.Add(new OrderByStatement {Column = column, Type = type});
return clone;
}
public ISugarQueryable <APIList> LoadEntities(Expression <Func <APIList, bool> > whereLambda, Expression <Func <APIList, object> > orderExpression, OrderByType type = OrderByType.Asc)
{
if (null == orderExpression)
{
throw new Exception("排序表达式不能为空");
}
return(db.Queryable <APIList>().WhereIF(whereLambda != null, whereLambda).OrderBy(orderExpression, type));
}
/// <summary>
/// 增加排序字段
/// </summary>
/// <param name = "fieldName">字段名</param>
/// <param name = "orderByType">排序类型</param>
public virtual void Add(string fieldName, OrderByType orderByType)
{
if (InnerHashtable.Contains(fieldName))
{
var index = innerValues.IndexOf((OrderByType) InnerHashtable[fieldName]);
innerValues[index] = orderByType;
InnerHashtable[fieldName] = orderByType;
}
else
{
innerKeys.Add(fieldName);
InnerHashtable[fieldName] = orderByType;
innerValues.Add(orderByType);
}
}
public List <APIList> LoadPageList(Expression <Func <APIList, bool> > whereLambda, Expression <Func <APIList, object> > Orderexpression, OrderByType type, int pageIndex, int pageSize, ref int totalNumber)
{
if (null == Orderexpression)
{
throw new Exception("排序表达式不能为空");
}
return(db.Queryable <APIList>().WhereIF(whereLambda != null, whereLambda).OrderBy(Orderexpression, type).ToPageList(pageIndex, pageSize, ref totalNumber));
}
OrderBy(OrderByType type, SortOrder order)
{
Order = order;
Type = type;
}
/// <summary>
/// 排序
/// </summary>
/// <typeparam name="T">表实体类型</typeparam>
/// <typeparam name="T2">表实体类型</typeparam>
/// <param name="queryable">查询对象</param>
/// <param name="expression">例如 (s1,s2)=>s1.id,相当于 order by s1.id</param>
/// <param name="type">排序类型</param>
/// <returns>Queryable</returns>
public static Queryable <T> OrderBy <T, T2>(this Queryable <T> queryable, Expression <Func <T, T2, object> > expression, OrderByType type = OrderByType.asc)
{
ResolveExpress re = new ResolveExpress();
var field = re.GetExpressionRightFieldByNT(expression, queryable.DB);
var pre = queryable.OrderByValue.IsValuable() ? "," : "";
queryable.OrderByValue += pre + field + " " + type.ToString().ToUpper();
return(queryable);
}
public string GetTopVideos(OrderByType TabType)
{
string CacheKey = "TopVideo" + TabType;
Videos = (List<Video>)System.Web.HttpContext.Current.Cache[CacheKey];
if (System.Web.HttpContext.Current.Cache.Get(CacheKey) == null)
{
Videos = Video.GetTop100Videos((OrderByType)TabType);
System.Web.HttpContext.Current.Cache.Insert(CacheKey, Videos, null, DateTime.Now.AddSeconds(30.00), System.Web.Caching.Cache.NoSlidingExpiration);
}
StringBuilder sbHTMLList = new StringBuilder();
for (int i = 0; i < 7; i++)
{
if (Videos.Count <= i)
{
break;
}
StringBuilder sbHTMLItem = new StringBuilder();
object[] parameters = new object[15];
parameters[0] = ParallelServer.Get() + Videos[i].ThumbnailResourceFile.FullyQualifiedURL;
parameters[1] = Videos[i].TimeAgo;
parameters[2] = Videos[i].Title;
parameters[3] = Videos[i].Description;
parameters[4] = Videos[i].NumberOfViews;
parameters[5] = Videos[i].NumberOfComments;
parameters[6] = Videos[i].Member.NickName;
parameters[7] = Videos[i].Category;
parameters[8] = Videos[i].WebVideoID;
parameters[9] = Videos[i].TotalVoteScore;
parameters[10] = Videos[i].Member.WebMemberID;
parameters[11] = Videos[i].FormattedTags();
parameters[12] = NCache.GetCategoryName(Videos[i].Category);
parameters[13] = Videos[i].Category;
parameters[14] = RegexPatterns.FormatStringForURL(Videos[i].Title);
string HTMLItem = @"<li><div class='vid_thumb'>
<a href='/video/{14}/{8}/'><img src='{0}' alt='{2}' width='124' height='91' />
{1}
</div>
<div class='vid_info'>
<h3>
<a href='/video/{14}/{8}'>
{2}</a></h3>
<div class='vote vote_condensed'><span class='vote_count'>{9}</span></div>
{3}</p>
<p class='metadata'>
Views: {4} Comments: {5}<br />
Category: <a href='video.aspx?cat={13}'>{12}</a><br />
Tags: {11}<br />
From: <a href='/users/{6}'>{6}</a></p>
</div>
</li>";
sbHTMLItem.AppendFormat(HTMLItem, parameters);
sbHTMLList.Append(sbHTMLItem.ToString());
}
return sbHTMLList.ToString();
}
/// <summary>
///
/// </summary>
/// <exception cref="Org.OpenAPITools.Client.ApiException">Thrown when fails to make API call</exception>
/// <param name="workId"> (optional)</param>
/// <param name="order"> (optional)</param>
/// <param name="page"> (optional)</param>
/// <returns>List<QComment></returns>
public List <QComment> GetByWork(string workId = default(string), OrderByType order = default(OrderByType), int?page = default(int?))
{
Org.OpenAPITools.Client.ApiResponse <List <QComment> > localVarResponse = GetByWorkWithHttpInfo(workId, order, page);
return(localVarResponse.Data);
}
public ISugarQueryable <T> OrderBy <T2>(System.Linq.Expressions.Expression <Func <T, T2, object> > expression, OrderByType type = OrderByType.Asc)
{
this.QueryableCore = ((Queryable <T>) this.QueryableCore).OrderBy <T2>(expression, (OracleSugar.OrderByType)(int) type);
return(this);
}
/// <summary>
///
/// </summary>
/// <exception cref="Org.OpenAPITools.Client.ApiException">Thrown when fails to make API call</exception>
/// <param name="workId"> (optional)</param>
/// <param name="order"> (optional)</param>
/// <param name="page"> (optional)</param>
/// <returns>ApiResponse of List<QComment></returns>
public Org.OpenAPITools.Client.ApiResponse <List <QComment> > GetByWorkWithHttpInfo(string workId = default(string), OrderByType order = default(OrderByType), int?page = default(int?))
{
Org.OpenAPITools.Client.RequestOptions localVarRequestOptions = new Org.OpenAPITools.Client.RequestOptions();
String[] _contentTypes = new String[] {
};
// to determine the Accept header
String[] _accepts = new String[] {
"text/plain",
"application/json",
"text/json"
};
var localVarContentType = Org.OpenAPITools.Client.ClientUtils.SelectHeaderContentType(_contentTypes);
if (localVarContentType != null)
{
localVarRequestOptions.HeaderParameters.Add("Content-Type", localVarContentType);
}
var localVarAccept = Org.OpenAPITools.Client.ClientUtils.SelectHeaderAccept(_accepts);
if (localVarAccept != null)
{
localVarRequestOptions.HeaderParameters.Add("Accept", localVarAccept);
}
if (workId != null)
{
localVarRequestOptions.QueryParameters.Add(Org.OpenAPITools.Client.ClientUtils.ParameterToMultiMap("", "workId", workId));
}
if (order != null)
{
localVarRequestOptions.QueryParameters.Add(Org.OpenAPITools.Client.ClientUtils.ParameterToMultiMap("", "order", order));
}
if (page != null)
{
localVarRequestOptions.QueryParameters.Add(Org.OpenAPITools.Client.ClientUtils.ParameterToMultiMap("", "page", page));
}
// make the HTTP request
var localVarResponse = this.Client.Get <List <QComment> >("/api/comments/by-work", localVarRequestOptions, this.Configuration);
if (this.ExceptionFactory != null)
{
Exception _exception = this.ExceptionFactory("GetByWork", localVarResponse);
if (_exception != null)
{
throw _exception;
}
}
return(localVarResponse);
}
/// <summary>
/// 排序
/// </summary>
/// <typeparam name="T2">表实体类型</typeparam>
/// <param name="expression">例如 (s1,s2)=>s1.id,相当于 order by s1.id</param>
/// <param name="type">排序类型</param>
/// <returns></returns>
public Queryable <T> OrderBy <T2>(Expression <Func <T, T2, object> > expression, OrderByType type = OrderByType.Asc)
{
return(this.OrderBy <T, T2>(expression, type));
}
/// <summary>
///
/// </summary>
/// <exception cref="Org.OpenAPITools.Client.ApiException">Thrown when fails to make API call</exception>
/// <param name="workId"> (optional)</param>
/// <param name="order"> (optional)</param>
/// <param name="page"> (optional)</param>
/// <returns>Task of List<QComment></returns>
public async System.Threading.Tasks.Task <List <QComment> > GetByWorkAsync(string workId = default(string), OrderByType order = default(OrderByType), int?page = default(int?))
{
Org.OpenAPITools.Client.ApiResponse <List <QComment> > localVarResponse = await GetByWorkAsyncWithHttpInfo(workId, order, page);
return(localVarResponse.Data);
}
/// <summary>
/// 根据指定列 Not In (!Contain)查询
/// </summary>
/// <typeparam name="S">指定列类型</typeparam>
/// <param name="list">Not In的结果集</param>
/// <param name="field">指定列</param>
/// <returns></returns>
public async Task <List <T> > GetByNotIn <S>(List <S> list, object field, bool isOrderBy = false, Expression <Func <T, object> > orderBy = null, OrderByType orderByType = OrderByType.Asc)
{
return(await _dbBase.Queryable <T>().Where(ConModels).Where(t => !SqlFunc.ContainsArray(list, field)).OrderByIF(isOrderBy, orderBy, orderByType).ToListAsync());
}
/// <summary>
///
/// </summary>
/// <exception cref="Org.OpenAPITools.Client.ApiException">Thrown when fails to make API call</exception>
/// <param name="workId"> (optional)</param>
/// <param name="order"> (optional)</param>
/// <param name="page"> (optional)</param>
/// <returns>Task of ApiResponse (List<QComment>)</returns>
public async System.Threading.Tasks.Task <Org.OpenAPITools.Client.ApiResponse <List <QComment> > > GetByWorkAsyncWithHttpInfo(string workId = default(string), OrderByType order = default(OrderByType), int?page = default(int?))
{
Org.OpenAPITools.Client.RequestOptions localVarRequestOptions = new Org.OpenAPITools.Client.RequestOptions();
String[] _contentTypes = new String[] {
};
// to determine the Accept header
String[] _accepts = new String[] {
"text/plain",
"application/json",
"text/json"
};
foreach (var _contentType in _contentTypes)
{
localVarRequestOptions.HeaderParameters.Add("Content-Type", _contentType);
}
foreach (var _accept in _accepts)
{
localVarRequestOptions.HeaderParameters.Add("Accept", _accept);
}
if (workId != null)
{
localVarRequestOptions.QueryParameters.Add(Org.OpenAPITools.Client.ClientUtils.ParameterToMultiMap("", "workId", workId));
}
if (order != null)
{
localVarRequestOptions.QueryParameters.Add(Org.OpenAPITools.Client.ClientUtils.ParameterToMultiMap("", "order", order));
}
if (page != null)
{
localVarRequestOptions.QueryParameters.Add(Org.OpenAPITools.Client.ClientUtils.ParameterToMultiMap("", "page", page));
}
// make the HTTP request
var localVarResponse = await this.AsynchronousClient.GetAsync <List <QComment> >("/api/comments/by-work", localVarRequestOptions, this.Configuration);
if (this.ExceptionFactory != null)
{
Exception _exception = this.ExceptionFactory("GetByWork", localVarResponse);
if (_exception != null)
{
throw _exception;
}
}
return(localVarResponse);
}
/// <summary>
/// 多个条件 根据 wheres.value 判断是否使用 此 wheres.key 的条件
/// </summary>
/// <param name="wheres">查询条件</param>
/// <returns></returns>
public async Task <List <T> > GetByWhereIF(Dictionary <Expression <Func <T, bool> >, bool> wheres, bool isOrderBy = false, Expression <Func <T, object> > orderBy = null, OrderByType orderByType = OrderByType.Asc)
{
var able = _dbBase.Queryable <T>().Where(ConModels);
foreach (var item in wheres)
{
able.WhereIF(item.Value, item.Key);
}
return(await able.OrderByIF(isOrderBy, orderBy, orderByType).ToListAsync());
}
public SelectStatement OrderBy(SqlColumn column, OrderByType type) {
SelectStatement clone = Clone();
clone.myOrderBy.Add(new OrderByStatement {Column = column, Type = type});
return clone;
}
/// <summary>
/// Orders the rows in the query.
/// </summary>
/// <param name="value">The condition to order by.</param>
/// <param name="order">The direction to order the results.</param>
/// <returns>The <see cref="IQueryResultFilter"/>.</returns>
/// <exception cref="ArgumentNullException"><paramref name="value"/> is null or empty.</exception>
/// <exception cref="ArgumentException"><paramref name="order"/> is not a defined <see cref="OrderByType"/> enum value.</exception>
public IQueryResultFilter OrderBy(string value, OrderByType order)
{
return CreateQueryResultFilter(this).OrderBy(value, order);
}
/// <summary>
/// Orders the rows in the query.
/// </summary>
/// <param name="value">The condition to order by.</param>
/// <param name="order">The direction to order the results.</param>
/// <returns>The <see cref="IQueryResultFilter"/>.</returns>
/// <exception cref="ArgumentNullException"><paramref name="value"/> is null or empty.</exception>
/// <exception cref="ArgumentException"><paramref name="order"/> is not a defined <see cref="OrderByType"/> enum value.</exception>
public IQueryResultFilter OrderBy(string value, OrderByType order)
{
if (string.IsNullOrEmpty(value))
throw new ArgumentNullException("value");
if (!EnumHelper<OrderByType>.IsDefined(order))
throw new ArgumentException(string.Format("{0} is not a valid OrderByType value.", order), "order");
_orderBys.Add(new KeyValuePair<string, OrderByType>(value, order));
return this;
}
/// <summary>
/// 排序
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="list"></param>
/// <param name="sortField"></param>
/// <param name="orderByType"></param>
/// <returns></returns>
public static IOrderedEnumerable <T> ThenBy <T>(this IOrderedEnumerable <T> list, string sortField, OrderByType orderByType)
{
var type = typeof(T);
PropertyInfo prop = type.GetProperty(sortField);
Check.Exception(prop == null, "No property '" + sortField + "' in + " + typeof(T).Name + "'");
if (orderByType == OrderByType.desc)
{
return(list.ThenByDescending(it => ConvertField(prop.GetValue(it, null))));
}
else
{
return(list.ThenBy(it => ConvertField(prop.GetValue(it, null))));
}
}
/// <summary>
/// Orders the rows in the query based on a single column.
/// </summary>
/// <param name="columnName">The name of the column to order by.</param>
/// <param name="order">The direction to order the results.</param>
/// <returns>The <see cref="IQueryResultFilter"/>.</returns>
/// <exception cref="InvalidQueryException"><paramref name="columnName"/> is not a valid column name.</exception>
/// <exception cref="ArgumentException"><paramref name="order"/> is not a defined <see cref="OrderByType"/> enum value.</exception>
public IQueryResultFilter OrderByColumn(string columnName, OrderByType order)
{
if (!EnumHelper<OrderByType>.IsDefined(order))
throw new ArgumentException(string.Format("{0} is not a valid OrderByType value.", order), "order");
Settings.IsValidColumnName(columnName, true);
_orderBys.Add(new KeyValuePair<string, OrderByType>(Settings.EscapeColumn(columnName), order));
return this;
}
/// <summary>
/// 排序
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="list"></param>
/// <param name="sortField"></param>
/// <param name="orderByType"></param>
/// <returns></returns>
public static IOrderedEnumerable <T> ThenByDataRow <T>(this IOrderedEnumerable <T> list, string sortField, OrderByType orderByType) where T : DataRow
{
var type = typeof(T);
PropertyInfo prop = type.GetProperty(sortField);
if (orderByType == OrderByType.desc)
{
return(list.ThenByDescending(it => ConvertField(it[sortField])));
}
else
{
return(list.ThenBy(it => ConvertField(it[sortField])));
}
}
/// <summary>
/// 根据条件获得记录列表
/// </summary>
/// <param name="skip"></param>
/// <param name="top"></param>
/// <param name="user"></param>
/// <param name="problem"></param>
/// <param name="contest"></param>
/// <param name="language"></param>
/// <param name="status"></param>
/// <param name="order"></param>
/// <returns></returns>
public static List<Record> Select(int skip, int top, string user, string problem, string contest, LanguageType? language, StatusType? status, OrderByType order)
{
bool privillege;
Guid uid;
if (null == Domain.User.CurrentUser)
{
uid = Guid.Empty;
privillege = false;
}
else
{
uid = Domain.User.CurrentUser.ID;
privillege = Domain.User.CurrentUser.IsAdmin;
}
using (var db = new CHDB())
{
return (from r in db.RecordList(top, skip, user, problem, contest, (int?)status, (int?)language, (int?)order, privillege, uid)
select new Record
{
CodeLength = (int)r.CodeLength,
Contest = r.Contest,
ExecutedTime = null != r.ExecutedTime ? (TimeSpan?)TimeSpan.FromMilliseconds((int)r.ExecutedTime) : null,
ID = (Guid)r.ID,
Language = (LanguageType)r.Language,
Memory = r.MemoryUsed,
Problem = r.Problem,
Score = r.Score,
Status = (StatusType?)r.Status,
SubmitTime = (DateTime)r.SubmitTime,
User = r.User
}).ToList();
}
}
/// <summary>
/// 复制到数组
/// </summary>
/// <param name = "array">数组</param>
public virtual void CopyTo(OrderByType[] array)
{
innerValues.CopyTo(array);
}
/// <summary>
/// 获取分页数据(注意：该函数不可以在事务内使用)
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="unqueField">数据库中数据唯一的列（建议：主键GUID）</param>
/// <param name="sql"></param>
/// <param name="pageIndex"></param>
/// <param name="pageSize"></param>
/// <param name="pageCount"></param>
/// <param name="orderByField"></param>
/// <param name="orderByType"></param>
/// <param name="whereObj">参数 例如: new { id="1",name="张三"}</param>
/// <returns></returns>
public List <T> TaskableWithPage <T>(string unqueField, string sql, int pageIndex, int pageSize, ref int pageCount, string orderByField, OrderByType orderByType, object whereObj = null) where T : class
{
return(TaskableWithPage <T>(unqueField, sql, pageIndex, pageSize, ref pageCount, new List <OrderByDictionary>()
{
new OrderByDictionary()
{
OrderByField = orderByField, OrderByType = orderByType
}
}, whereObj));
}
/// <summary>
/// 增加排序字段
/// </summary>
/// <param name = "key">排序字段</param>
/// <param name = "orderByType">排序类型</param>
public override sealed void Add(string key, OrderByType orderByType)
{
lock (syncRoot)
{
innerNoC.Add(key, orderByType);
}
}
public OrderByClip(string fieldName, OrderByType orderBy)
{
orderByClip.Add(fieldName, orderBy);
}
/// <summary>
/// 获取排序逻辑
/// </summary>
/// <param name = "obt">逻辑类型</param>
/// <returns>符号</returns>
public static string GetOrderByType(OrderByType obt)
{
return obt == OrderByType.Asc ? "ASC" : "DESC";
}
/// <summary>
/// TODO
/// </summary>
/// <param name="field"></param>
/// <param name="orderBy"></param>
public OrderByClip(Field field, OrderByType orderBy)
: this(field.TableFieldName, orderBy)
{
}
public OrderBy(OrderByType type, Expression expression)
{
this.Type = type;
this.Expression = expression;
}
public List <T> GetPageList <T>(List <IConditionalModel> conditionalList, PageModel page, Expression <Func <T, object> > orderByExpression = null, OrderByType orderByType = OrderByType.Asc) where T : class, new()
{
int count = 0;
var result = Context.Queryable <T>().OrderByIF(orderByExpression != null, orderByExpression, orderByType).Where(conditionalList).ToPageList(page.PageIndex, page.PageSize, ref count);
page.PageCount = count;
return(result);
}
public IJobSearch OrderBy(OrderByType value) {
_OrderBy = value;
return this;
}
public static List<Video> GetVideosByCategoryID(OrderByType topVideoType, int CategoryID)
{
string OrderByClause = string.Empty;
switch (topVideoType)
{
case OrderByType.Featured:
OrderByClause = "Latest";
break;
case OrderByType.Viewed:
OrderByClause = "NumberOfViews";
break;
case OrderByType.Discussed:
OrderByClause = "NumberOfComments";
break;
case OrderByType.Rated:
OrderByClause = "TotalVoteScore";
break;
}
Database db = DatabaseFactory.CreateDatabase();
DbCommand dbcommand = db.GetStoredProcCommand("HG_GetVideosByCategory");
db.AddInParameter(dbcommand, "CategoryID", DbType.String, CategoryID);
db.AddInParameter(dbcommand, "OrderByClause", DbType.String, OrderByClause);
List<Video> VideosByCategory;
using (IDataReader dr = db.ExecuteReader(dbcommand))
{
VideosByCategory = PopulateObjectWithJoin(dr);
dr.Close();
}
return VideosByCategory;
}
/// <summary>
/// Orders the rows in the query based on a single column.
/// </summary>
/// <param name="columnName">The name of the column to order by.</param>
/// <param name="order">The direction to order the results.</param>
/// <returns>The <see cref="IQueryResultFilter"/>.</returns>
/// <exception cref="InvalidQueryException"><paramref name="columnName"/> is not a valid column name.</exception>
/// <exception cref="ArgumentException"><paramref name="order"/> is not a defined <see cref="OrderByType"/> enum value.</exception>
public virtual IQueryResultFilter OrderByColumn(string columnName, OrderByType order = OrderByType.Ascending)
{
return CreateResultFilter(this).OrderByColumn(columnName, order);
}
/// <summary>
/// order ASC or DESC
/// </summary>
/// <param name="orderBy"></param>
/// <param name="order"></param>
public void OrderBy(string orderBy, OrderByType orderbyType)
{
if (orderbyType.HasFlag(OrderByType.ASC))
{
this.Order += String.Format(" ORDER BY {0} ASC", orderBy);
}
else
{
this.Order += String.Format(" ORDER BY {0} DESC", orderBy);
}
}