public async Task <bool> UnSubsribeAsync(Subscribe sub)
{
var topic = await _topicServce.GetTopicAsync(sub.TopicId);
if (topic.IsNull())
{
return(false);
}
var searchOptions = new SubscribeSearchOptions {
ServiceId = sub.ServiceId, SubscriberId = sub.SubscriberId, TopicId = sub.TopicId, TargetId = sub.TargetId
};
var existSubscribes = await Search(searchOptions, null);
if (existSubscribes.IsNull() || existSubscribes.Count() <= 0)
{
return(false);
}
try
{
return(SubscribeDb.DeleteById(existSubscribes.First().Id.ToGuid()));
}
catch
{
return(false);
}
}
public async Task <bool> SubscribeAsync(Subscribe sub)
{
if (!sub.IsValidate)
{
return(false);
}
var topic = await _topicServce.GetTopicAsync(sub.TopicId);
if (topic.IsNull())
{
return(false);
}
//再判断下是否已经订阅过
var searchOptions = new SubscribeSearchOptions {
ServiceId = sub.ServiceId, SubscriberId = sub.SubscriberId, TopicId = sub.TopicId, TargetId = sub.TargetId
};
var existSubscribes = await Search(searchOptions, null);
if (!existSubscribes.IsNull() && existSubscribes.Count > 0)
{
return(false);
}
sub.Id = Guid.NewGuid().ToString();
return(SubscribeDb.Insert(sub));
}
