private void UpdateExistingPost(responsePost post, Post savedPost)
{
this.log.DebugFormat("Post with VkId={0} is already in database", post.id);
int newLikesCount = int.Parse(post.likes[0].count);
int newCommentsCount = int.Parse(post.comments[0].count);
if (savedPost.LikesCount != newLikesCount || savedPost.CommentsCount != newCommentsCount)
{
savedPost.LikesCount = newLikesCount;
savedPost.CommentsCount = newCommentsCount;
this.postRepository.UpdatePost(savedPost);
this.log.DebugFormat("Post with VkId={0} comments or likes changed. Updating the post", post.id);
}
}
private void SaveNewPost(responsePost post, VkGroup group)
{
Post savedPost = new Post
{
VkGroupId = group.Id,
PostedDate = post.date.FromUnixTimestamp(),
CreatorId = long.Parse(post.from_id),
LikesCount = int.Parse(post.likes[0].count),
CommentsCount = int.Parse(post.comments[0].count),
Text = post.text,
VkId = post.id
};
this.postRepository.Save(savedPost);
this.log.DebugFormat("Post with VkId={0} is not found in database. Saved with Id={1}", savedPost.VkId, savedPost.Id);
}
private void ProcessPost(responsePost post, VkGroup group)
{
var savedPost = this.postRepository.GetPost(group.Id, post.id);
if (savedPost == null &&
this.processingStrategy.IsLimitedProcessingEnabled(group.Id, DataFeedType.WallPosts) &&
post.date.FromUnixTimestamp().AddMonths(this.processingStrategy.GetMonthLimit()) < DateTime.UtcNow)
{
this.log.DebugFormat("Fetched post with VkId={0} is created more than {1} months ago. Skipping.", post.id, this.processingStrategy.GetMonthLimit());
return;
}
if (savedPost != null)
{
this.UpdateExistingPost(post, savedPost);
}
else
{
this.SaveNewPost(post, group);
}
}