/// <summary>
/// 获取一页与好友的聊天记录。
/// </summary>
/// <param name="myID">自己的UserID</param>
/// <param name="friendID">好友的ID</param>
/// <param name="pageSize">页大小</param>
/// <param name="pageIndex">页索引</param>
/// <returns>聊天记录页</returns>
public ChatRecordPage GetChatRecordPage(ChatRecordTimeScope chatRecordTimeScope, string myID, string friendID, int pageSize, int pageIndex)
{
if (this.transactionScopeFactory == null)
{
return(new ChatRecordPage(0, 0, new List <ChatMessageRecord>()));
}
DateTimeScope timeScope = null;
DateTime now = DateTime.Now;
if (chatRecordTimeScope == ChatRecordTimeScope.RecentWeek) //一周
{
timeScope = new DateTimeScope(now.AddDays(-7), now);
}
else if (chatRecordTimeScope == ChatRecordTimeScope.RecentMonth)//一月
{
timeScope = new DateTimeScope(now.AddDays(-31), now);
}
else if (chatRecordTimeScope == ChatRecordTimeScope.Recent3Month)//三月
{
timeScope = new DateTimeScope(now.AddDays(-91), now);
}
else //全部
{
}
IFilterTree tree1 = new SimpleFilterTree(new Filter(ChatMessageRecord._SpeakerID, myID), new Filter(ChatMessageRecord._AudienceID, friendID));
IFilterTree tree2 = new SimpleFilterTree(new Filter(ChatMessageRecord._SpeakerID, friendID), new Filter(ChatMessageRecord._AudienceID, myID));
IFilterTree tree = new ComplexFilterTree(LogicType.Or, tree1, tree2);
if (timeScope != null)
{
tree = new ComplexFilterTree(LogicType.And, tree, new Filter(ChatMessageRecord._OccureTime, new DateTime[] { timeScope.StartDate, timeScope.EndDate }, ComparisonOperators.BetweenAnd));
}
//最后一页
if (pageIndex == int.MaxValue)
{
int total = 0;
using (TransactionScope scope = this.transactionScopeFactory.NewTransactionScope())
{
IOrmAccesser <ChatMessageRecord> accesser = scope.NewOrmAccesser <ChatMessageRecord>();
total = (int)accesser.GetCount(tree);
scope.Commit();
}
int pageCount = total / pageSize;
if (total % pageSize > 0)
{
pageCount += 1;
}
pageIndex = pageCount - 1;
}
int totalCount = 0;
ChatMessageRecord[] page = null;
using (TransactionScope scope = this.transactionScopeFactory.NewTransactionScope())
{
IOrmAccesser <ChatMessageRecord> accesser = scope.NewOrmAccesser <ChatMessageRecord>();
page = accesser.GetPage(tree, pageSize, pageIndex, ChatMessageRecord._AutoID, true, out totalCount);
scope.Commit();
}
return(new ChatRecordPage(totalCount, pageIndex, new List <ChatMessageRecord>(page)));
}
protected override async Task PrepareAsync()
{
await base.PrepareAsync();
AbstractItemsScreenData.PlayableItemCreatorDelegate picd = mi => new RecordingItem(mi)
{
Command = new MethodDelegateCommand(() => PlayItemsModel.CheckQueryPlayAction(mi))
};
_defaultScreen = new RecordingsShowItemsScreenData(picd);
_availableScreens = new List <AbstractScreenData>
{
_defaultScreen,
new RecordingsFilterByChannelScreenData(),
//new VideosFilterByActorScreenData(),
//new VideosFilterByDirectorScreenData(),
//new VideosFilterByWriterScreenData(),
//new VideosFilterByGenreScreenData(),
//new VideosFilterByYearScreenData(),
//new VideosFilterBySystemScreenData(),
new RecordingsSimpleSearchScreenData(picd),
};
_defaultSorting = new SortByRecordingDateDesc();
_availableSortings = new List <Sorting>
{
_defaultSorting,
new SortByTitle(),
//new VideoSortByFirstGenre(),
//new VideoSortByDuration(),
//new VideoSortByFirstActor(),
//new VideoSortByFirstDirector(),
//new VideoSortByFirstWriter(),
//new VideoSortBySize(),
//new VideoSortByAspectRatio(),
//new SortBySystem(),
};
var optionalMias = new[]
{
MovieAspect.ASPECT_ID,
EpisodeAspect.ASPECT_ID,
AudioAspect.ASPECT_ID,
VideoAspect.ASPECT_ID,
VideoStreamAspect.ASPECT_ID,
VideoAudioStreamAspect.ASPECT_ID,
ImageAspect.ASPECT_ID,
GenreAspect.ASPECT_ID
}.Union(MediaNavigationModel.GetMediaSkinOptionalMIATypes(MediaNavigationMode));
IFilterTree filterTree = new SimpleFilterTree();
if (_filter != null)
{
filterTree.AddFilter(_filter);
}
if (_applyUserFilter)
{
var userFilter = UserHelper.GetUserRestrictionFilter(_necessaryMias.ToList());
if (userFilter != null)
{
filterTree.AddFilter(userFilter);
}
}
_customRootViewSpecification = new StackingViewSpecification(_viewName, filterTree, _necessaryMias, optionalMias, true)
{
MaxNumItems = Consts.MAX_NUM_ITEMS_VISIBLE
};
}
/// <summary>
/// 获取一页群聊天记录。
/// </summary>
/// <param name="groupID">群ID</param>
/// <param name="pageSize">页大小</param>
/// <param name="pageIndex">页索引</param>
/// <returns>聊天记录页</returns>
public ChatRecordPage GetGroupChatRecordPage(ChatRecordTimeScope chatRecordTimeScope, string groupID, int pageSize, int pageIndex)
{
if (this.transactionScopeFactory == null)
{
return(new ChatRecordPage(0, 0, new List <ChatMessageRecord>()));
}
DateTimeScope timeScope = null;
var now = DateTime.Now;
if (chatRecordTimeScope == ChatRecordTimeScope.RecentWeek) //一周
{
timeScope = new DateTimeScope(now.AddDays(-7), now);
}
else if (chatRecordTimeScope == ChatRecordTimeScope.RecentMonth)//一月
{
timeScope = new DateTimeScope(now.AddDays(-31), now);
}
else if (chatRecordTimeScope == ChatRecordTimeScope.Recent3Month)//三月
{
timeScope = new DateTimeScope(now.AddDays(-91), now);
}
else //全部
{
}
var filterList = new List <Filter>();
filterList.Add(new Filter(ChatMessageRecord._AudienceID, groupID));
filterList.Add(new Filter(ChatMessageRecord._IsGroupChat, true));
if (timeScope != null)
{
filterList.Add(new Filter(ChatMessageRecord._OccureTime, new DateTime[] { timeScope.StartDate, timeScope.EndDate }, ComparisonOperators.BetweenAnd));
}
var tree = new SimpleFilterTree(filterList);
//最后一页
if (pageIndex == int.MaxValue)
{
var total = 0;
using (var scope = this.transactionScopeFactory.NewTransactionScope())
{
var accesser = scope.NewOrmAccesser <ChatMessageRecord>();
total = (int)accesser.GetCount(tree);
scope.Commit();
}
var pageCount = total / pageSize;
if (total % pageSize > 0)
{
pageCount += 1;
}
pageIndex = pageCount - 1;
}
var totalCount = 0;
ChatMessageRecord[] page = null;
using (var scope = this.transactionScopeFactory.NewTransactionScope())
{
var accesser = scope.NewOrmAccesser <ChatMessageRecord>();
page = accesser.GetPage(tree, pageSize, pageIndex, ChatMessageRecord._AutoID, true, out totalCount);
scope.Commit();
}
return(new ChatRecordPage(totalCount, pageIndex, new List <ChatMessageRecord>(page)));
}
/// <summary>
/// 获取一页群聊天记录。
/// </summary>
/// <param name="groupID">群ID</param>
/// <param name="pageSize">页大小</param>
/// <param name="pageIndex">页索引</param>
/// <returns>聊天记录页</returns>
public ChatRecordPage GetGroupChatRecordPage(ChatRecordTimeScope chatRecordTimeScope, string groupID, int pageSize, int pageIndex)
{
if (this.transactionScopeFactory == null)
{
return new ChatRecordPage(0, 0, new List<ChatMessageRecord>());
}
DateTimeScope timeScope = null;
DateTime now = DateTime.Now;
if (chatRecordTimeScope == ChatRecordTimeScope.RecentWeek) //一周
{
timeScope = new DateTimeScope(now.AddDays(-7), now);
}
else if (chatRecordTimeScope == ChatRecordTimeScope.RecentMonth)//一月
{
timeScope = new DateTimeScope(now.AddDays(-31), now);
}
else if (chatRecordTimeScope == ChatRecordTimeScope.Recent3Month)//三月
{
timeScope = new DateTimeScope(now.AddDays(-91), now);
}
else //全部
{
}
List<Filter> filterList = new List<Filter>();
filterList.Add(new Filter(ChatMessageRecord._AudienceID, groupID));
filterList.Add(new Filter(ChatMessageRecord._IsGroupChat, true));
if (timeScope != null)
{
filterList.Add(new Filter(ChatMessageRecord._OccureTime, new DateTime[] { timeScope.StartDate, timeScope.EndDate }, ComparisonOperators.BetweenAnd));
}
SimpleFilterTree tree = new SimpleFilterTree(filterList);
//最后一页
if (pageIndex == int.MaxValue)
{
int total = 0;
using (TransactionScope scope = this.transactionScopeFactory.NewTransactionScope())
{
IOrmAccesser<ChatMessageRecord> accesser = scope.NewOrmAccesser<ChatMessageRecord>();
total = (int)accesser.GetCount(tree);
scope.Commit();
}
int pageCount = total / pageSize;
if (total % pageSize > 0)
{
pageCount += 1;
}
pageIndex = pageCount - 1;
}
int totalCount = 0;
ChatMessageRecord[] page = null;
using (TransactionScope scope = this.transactionScopeFactory.NewTransactionScope())
{
IOrmAccesser<ChatMessageRecord> accesser = scope.NewOrmAccesser<ChatMessageRecord>();
page = accesser.GetPage(tree, pageSize, pageIndex, ChatMessageRecord._AutoID, true, out totalCount);
scope.Commit();
}
return new ChatRecordPage(totalCount, pageIndex, new List<ChatMessageRecord>(page));
}
