/// <summary>
/// Make a badge activity object from the more generic database activity object
/// </summary>
/// <param name="activity"></param>
/// <param name="badgeService"></param>
/// <returns></returns>
private BadgeActivity GenerateBadgeActivity(Activity activity, BadgeService badgeService, MemberService memberService)
{
// Get the corresponding badge
var dataPairs = ActivityBase.UnpackData(activity);
if (!dataPairs.ContainsKey(AppConstants.KeyBadgeId))
{
// Log the problem then skip
AppHelpers.LogError($"A badge activity record with id '{activity.Id}' has no badge id in its data.");
return(null);
}
var badgeId = dataPairs[AppConstants.KeyBadgeId];
var badge = badgeService.Get(new Guid(badgeId));
if (badge == null)
{
// Log the problem then skip
AppHelpers.LogError($"A badge activity record with id '{activity.Id}' has a badge id '{badgeId}' that is not found in the badge table.");
return(null);
}
var userId = dataPairs[AppConstants.KeyUserId];
var user = memberService.Get(Convert.ToInt32(userId));
if (user == null)
{
// Log the problem then skip
AppHelpers.LogError($"A badge activity record with id '{activity.Id}' has a user id '{userId}' that is not found in the user table.");
return(null);
}
return(new BadgeActivity(activity, badge, user));
}
/// <summary>
/// Make a member joined activity object from the more generic database activity object
/// </summary>
/// <param name="activity"></param>
/// <param name="memberService"></param>
/// <returns></returns>
private MemberJoinedActivity GenerateMemberJoinedActivity(Activity activity, MemberService memberService)
{
var dataPairs = ActivityBase.UnpackData(activity);
if (!dataPairs.ContainsKey(AppConstants.KeyUserId))
{
// Log the problem then skip
AppHelpers.LogError($"A member joined activity record with id '{activity.Id}' has no user id in its data.");
return(null);
}
var userId = dataPairs[AppConstants.KeyUserId];
var user = memberService.Get(Convert.ToInt32(userId));
if (user == null)
{
// Log the problem then skip
AppHelpers.LogError($"A member joined activity record with id '{activity.Id}' has a user id '{userId}' that is not found in the user table.");
return(null);
}
return(new MemberJoinedActivity(activity, user));
}
/// <summary>
/// Delete a post
/// </summary>
/// <param name="unitOfWork"></param>
/// <param name="post"></param>
/// <param name="memberService"></param>
/// <param name="memberPointsService"></param>
/// <param name="topicNotificationService"></param>
/// <returns> True if parent was deleted too</returns>
public bool Delete(UnitOfWork unitOfWork, Post post, MemberService memberService, MemberPointsService memberPointsService, TopicNotificationService topicNotificationService)
{
// Get the topic
var topic = post.Topic;
// The member who created this post
var postMember = memberService.Get(post.MemberId);
var topicDeleted = false;
// See if we need to delete the topic or not
if (post.IsTopicStarter)
{
topic.LastPost = null;
// Delete all posts
if (topic.Posts != null)
{
var postsToDelete = new List <Post>();
postsToDelete.AddRange(topic.Posts);
var memberIds = postsToDelete.Select(x => x.MemberId).Distinct().ToList();
foreach (var postFromTopic in postsToDelete)
{
post.Files.Clear();
DeleteIndividualPost(topic, postFromTopic, memberPointsService, false);
unitOfWork.SaveChanges();
}
// Sync the members post count. For all members who had a post deleted.
var members = memberService.GetAllById(memberIds);
memberService.SyncMembersPostCount(members);
}
if (topic.TopicNotifications != null)
{
var notificationsToDelete = new List <TopicNotification>();
notificationsToDelete.AddRange(topic.TopicNotifications);
foreach (var topicNotification in notificationsToDelete)
{
topicNotificationService.Delete(topicNotification);
}
}
topic.Posts?.Clear();
topic.TopicNotifications?.Clear();
topic.Category = null;
topic.LastPost = null;
ContextPerRequest.Db.Topic.Remove(topic);
// Set to true
topicDeleted = true;
}
else
{
DeleteIndividualPost(topic, post, memberPointsService);
memberService.SyncMembersPostCount(new List <Member> {
postMember
});
}
return(topicDeleted);
}