public string addPost(string userId, string postContent, string imagePath)
{
string postId = DateTimeUtils.getKeyTimeStamp();
Post post = new Post()
{
id = postId, uid = userId, image = imagePath, time = DateTime.Now, content = postContent
};
bool result = postDao.insert(post);
if (result)
{
return(postId);
}
else
{
return(null);
}
}