public IEnumerable<string> UpdateBadgeForEmployee(int employeeId)
{
var badge =
_mongoDb.GetCollection<Badge>(CollectionName)
.FirstOrDefault(x => x.Ansattnummer == employeeId);
if (badge == null)
{
badge = new Badge
{
Ansattnummer = employeeId,
BadgesForUser = new List<string>()
};
_mongoDb.Insert(badge, CollectionName);
}
var badgesForUser = badge.BadgesForUser.Select(x => x).ToList();
var badgesGranted = new List<string>();
var purchases =
_mongoDb.GetCollection<Purchase>("Purchases")
.Where(x => x.Buyer == employeeId)
.ToList();
foreach (var badgeToGrant in
AvailableBadges.Where(x => badgesForUser.Contains(x.Key) == false)
.Where(badgeToGrant => badgeToGrant.Value.HasBadge(purchases)))
{
badge.BadgesForUser.Add(badgeToGrant.Key);
badgesGranted.Add(badgeToGrant.Key);
}
if (badgesGranted.Any())
{
_mongoDb.Save(badge, CollectionName);
}
return badgesGranted;
}
private static void AddFirstBadge(IMongoDb mongoDb, int buyer, string badgeName, string collectionName)
{
var badge = new Badge { Ansattnummer = buyer, BadgesForUser = new List<string>() };
badge.BadgesForUser.Add(badgeName);
mongoDb.Insert(badge, collectionName); // First badge awarded
}