public async Task <IActionResult> PublishChangesAsync(Post newPost, [FromServices] IMongoCollection <Post> mongoCollection, [FromServices] IMongoCollection <OldVersionOfPost> oldCollection, [FromServices] IMongoCollection <Notification> notificationsCollection)
{
Post currentValue = await(await mongoCollection.FindAsync(x => x.ID == newPost.ID)).FirstOrDefaultAsync();
if (currentValue == null)
{
return(this.Error(HttpStatusCode.NotFound, "There's no such Post!"));
}
OldVersionOfPost oldVersion = new OldVersionOfPost(currentValue)
{
ID = Guid.NewGuid()
};
if (!currentValue.IsPublished)
{
await oldCollection.InsertOneAsync(oldVersion);
}
if (newPost.ID == Guid.Empty)
{
newPost.ID = Guid.NewGuid();
}
newPost.PublishTime = DateTime.Now;
newPost.IsPublished = true;
UpdateResult result = await mongoCollection.UpdateOneAsync(x => x.ID == newPost.ID, Extensions.GenerateUpdateDefinition(currentValue, newPost));
if (result.IsAcknowledged)
{
return(this.Success(newPost.ID));
}
else
{
return(this.Error(HttpStatusCode.InternalServerError, "Publishing changes failed!"));
}
}
public async Task <IActionResult> DeletePostAsync(Post post, [FromServices] IMongoCollection <Post> mongoCollection, [FromServices] IMongoCollection <OldVersionOfPost> oldCollection)
{
Post currentValue = await(await mongoCollection.FindAsync(x => x.ID == post.ID)).FirstOrDefaultAsync();
if (currentValue == null)
{
return(this.Error(HttpStatusCode.NotFound, $"There's no post with Id={post.ID}"));
}
if (currentValue.IsPublished)
{
OldVersionOfPost temp = new OldVersionOfPost(currentValue)
{
ID = Guid.NewGuid()
};
await oldCollection.InsertOneAsync(temp);
}
DeleteResult result = await mongoCollection.DeleteOneAsync(x => x.ID == post.ID);
if (result.IsAcknowledged)
{
return(this.Ok());
}
return(this.Error(HttpStatusCode.InternalServerError, "Deleting of a post failed!"));
}
