public async Task <AsyncResult <IProgram[]> > GetNowNextProgramAsync(IChannel channel)
{
ProgramNowNextValue programs;
IProgram[] programNowNext = new IProgram[2];
_programCache.ClearCache(channel);
if (_programCache.TryGetPrograms(channel, out programs))
{
programNowNext[0] = programs.ProgramNow;
programNowNext[1] = programs.ProgramNext;
return(new AsyncResult <IProgram[]>(true, programNowNext));
}
try
{
CpAction action = GetAction(Consts.ACTION_GET_NOW_NEXT_PROGRAM);
IList <object> inParameters = new List <object>
{
channel.ChannelId
};
IList <object> outParameters = await action.InvokeAsync(inParameters);
bool success = (bool)outParameters[0];
if (success)
{
programNowNext[0] = (Program)outParameters[1];
programNowNext[1] = (Program)outParameters[2];
_programCache.TryAdd(channel, programNowNext[0], programNowNext[1]);
return(new AsyncResult <IProgram[]>(true, programNowNext));
}
}
catch (Exception ex)
{
NotifyException(ex);
}
return(new AsyncResult <IProgram[]>(false, null));
}
public bool GetNowNextProgram(IChannel channel, out IProgram programNow, out IProgram programNext)
{
ProgramNowNextValue programs;
_programCache.ClearCache(channel);
if (_programCache.TryGetPrograms(channel, out programs))
{
programNow = programs.ProgramNow;
programNext = programs.ProgramNext;
return(true);
}
try
{
CpAction action = GetAction(Consts.ACTION_GET_NOW_NEXT_PROGRAM);
IList <object> inParameters = new List <object>
{
channel.ChannelId
};
IList <object> outParameters = action.InvokeAction(inParameters);
bool success = (bool)outParameters[0];
if (success)
{
programNow = (Program)outParameters[1];
programNext = (Program)outParameters[2];
_programCache.TryAdd(channel, programNow, programNext);
return(true);
}
}
catch (Exception ex)
{
NotifyException(ex);
}
programNow = null;
programNext = null;
return(false);
}