the files
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niko
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using LiteDB;
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using Campus_live_rewrite.api.server;
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namespace Campus_live_rewrite.api.dbs
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{
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/// <summary>
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/// Creator earnings. When a player buys something another player MADE - an invention, a UGC
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/// clothing item, a room key, room currency, a room consumable - the maker gets
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/// ConfigCampus.CreatorEarningsPercent (30%) of what the buyer spent, in the same currency.
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///
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/// It is not paid on the spot: an earning PENDS for ConfigCampus.CreatorEarningsPendDays (14)
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/// and is then paid on the first SUNDAY (00:00 UTC) on or after that. The Coach / system
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/// accounts and the room importer never earn. Every payout is logged and pushes the balance,
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/// so the number in the corner moves when it lands.
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/// </summary>
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public static class EarningsDB
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{
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private static readonly Lazy<LiteDatabase> _db = new(() => new LiteDatabase(Path.Combine("Data", "DBs", "Earnings.db")));
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public class Entry
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{
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[BsonId] public int Id { get; set; }
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public ulong SellerId { get; set; }
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public ulong BuyerId { get; set; }
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public string Kind { get; set; } = ""; // invention / ugc / roomkey / roomcurrency / roomconsumable
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public string ItemId { get; set; } = "";
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public string ItemName { get; set; } = "";
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public int CurrencyType { get; set; } = 2;
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public long Spent { get; set; }
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public long Share { get; set; }
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public DateTime BoughtAt { get; set; } = DateTime.UtcNow;
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public DateTime AvailableAt { get; set; }
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public DateTime PayoutAt { get; set; }
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public DateTime? PaidAt { get; set; }
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}
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private static ILiteCollection<Entry> Col()
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{
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var c = _db.Value.GetCollection<Entry>("earnings");
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c.EnsureIndex(x => x.SellerId);
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c.EnsureIndex(x => x.PaidAt);
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return c;
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}
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/// <summary>The first Sunday 00:00 UTC on or after <paramref name="t"/>.</summary>
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public static DateTime NextSunday(DateTime t)
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{
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var day = new DateTime(t.Year, t.Month, t.Day, 0, 0, 0, DateTimeKind.Utc);
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int add = ((int)DayOfWeek.Sunday - (int)day.DayOfWeek + 7) % 7;
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if (add == 0 && day < t) add = 7;
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return day.AddDays(add);
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}
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private static bool CanEarn(ulong seller)
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{
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if (seller == 0) return false;
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var acc = PlayerDB.GetAccountById(seller);
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if (acc == null) return false;
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foreach (var n in ConfigCampus.NoEarningsUsernames)
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if (string.Equals(acc.Username, n, StringComparison.OrdinalIgnoreCase)) return false;
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return true;
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}
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/// <summary>Record a sale. Returns the entry, or null when the seller does not earn (buying your own, Coach, unknown).</summary>
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public static Entry? Record(ulong seller, ulong buyer, string kind, string itemId, string itemName, int currencyType, long spent)
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{
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if (spent <= 0 || seller == buyer || !CanEarn(seller)) return null;
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long share = (long)Math.Floor(spent * ConfigCampus.CreatorEarningsPercent / 100.0);
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if (share <= 0) return null;
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var now = DateTime.UtcNow;
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var available = now.AddDays(ConfigCampus.CreatorEarningsPendDays);
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var e = new Entry
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{
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SellerId = seller, BuyerId = buyer, Kind = kind, ItemId = itemId, ItemName = itemName,
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CurrencyType = currencyType, Spent = spent, Share = share,
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BoughtAt = now, AvailableAt = available, PayoutAt = NextSunday(available)
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};
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try { Col().Insert(e); }
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catch (Exception ex) { Console.WriteLine($"[earnings] record failed: {ex.Message}"); return null; }
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Console.WriteLine($"[earnings] {seller} earns {share} of {spent} (currency {currencyType}) from {buyer} buying {kind} '{itemName}' - pays out {e.PayoutAt:yyyy-MM-dd}");
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return e;
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}
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/// <summary>Pay every earning whose Sunday has come. Called by the timer and on demand.</summary>
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public static int PayDue()
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{
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int paid = 0;
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try
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{
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var col = Col();
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var now = DateTime.UtcNow;
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var due = col.Find(x => x.PaidAt == null).Where(x => x.PayoutAt <= now).ToList();
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foreach (var group in due.GroupBy(x => (x.SellerId, x.CurrencyType)))
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{
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long total = group.Sum(x => x.Share);
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if (total <= 0) continue;
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long balance = PlayerDB.AddBalance(group.Key.SellerId, group.Key.CurrencyType, total);
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foreach (var e in group) { e.PaidAt = now; col.Update(e); paid++; }
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GiftBoxes.PushBalance(group.Key.SellerId, group.Key.CurrencyType, balance, "creator earnings");
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Console.WriteLine($"[earnings] paid {total} (currency {group.Key.CurrencyType}) to {group.Key.SellerId} for {group.Count()} sale(s) -> balance {balance}");
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}
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}
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catch (Exception ex) { Console.WriteLine($"[earnings] payout failed: {ex.Message}"); }
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return paid;
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}
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public static List<Entry> ForPlayer(ulong seller, int take = 200) =>
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Col().Find(x => x.SellerId == seller).OrderByDescending(x => x.BoughtAt).Take(take).ToList();
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public static List<Entry> Recent(int take = 200) =>
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Col().FindAll().OrderByDescending(x => x.BoughtAt).Take(take).ToList();
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public static (long pending, long paid, DateTime? nextPayout) Summary(ulong seller)
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{
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var all = Col().Find(x => x.SellerId == seller).ToList();
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long pending = all.Where(x => x.PaidAt == null).Sum(x => x.Share);
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long paidTotal = all.Where(x => x.PaidAt != null).Sum(x => x.Share);
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DateTime? next = all.Where(x => x.PaidAt == null).Select(x => (DateTime?)x.PayoutAt).Min();
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return (pending, paidTotal, next);
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}
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private static System.Threading.Timer? _timer;
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/// <summary>Check for due payouts every 15 minutes (and once at boot).</summary>
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public static void Start()
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{
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_timer ??= new System.Threading.Timer(_ => PayDue(), null, TimeSpan.FromSeconds(30), TimeSpan.FromMinutes(15));
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}
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}
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}
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