200 lines
11 KiB
C#
200 lines
11 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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namespace Decentralized.Domain
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{
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/// <summary>货的种类：违禁品、高科技物品、显卡。</summary>
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public enum GoodKind { Contraband, Tech, Gpu, Goods }
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/// <summary>黑市货架上的一种货。显卡的 Item 是 "gpu:型号"，Model 是标称型号，FakeOf 非空表示背后是别的芯片（买家看不到）。</summary>
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public class BmGood
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{
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public string Item;
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public GoodKind Kind;
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public int Level;
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public int Price;
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public string Model, FakeOf;
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public double Health;
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}
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/// <summary>现货柜台上的一件货：剩余件数、含溢价的单价（信用点）。</summary>
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public sealed class BmOffer : BmGood
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{
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public int Qty;
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}
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/// <summary>
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/// Web3 黑市：黑市派系在链上的实体。货架上主要是违禁品（档次随黑市声望放开），偶尔有高科技物品和显卡（加价），
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/// 现货只收币，脏币也收，付出去的币连同按比例的污点一起留在卖家那边；Ponero 兑换处把任意币兑成无法追踪的 Ponero（这部分价值的污点被清除），有每日额度和手续费。
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/// 镇压期间整个平台下线。
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/// </summary>
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public sealed partial class BlackMarket
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{
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public List<BmOffer> Offers = new List<BmOffer>();
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public int RefreshedDay = -999;
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/// <summary>Ponero 兑换处当天已兑换的价值（信用点）及其日期。</summary>
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public double DeskToday;
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public int DeskDay = -1;
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/// <summary>违禁品池：游戏物品 id 与违禁等级（1 低、2 中、3 高）。都是能转手的货（枪械、钥匙卡、密码解序器芯片、爆炸物）；弹药、毒品、药品玩家用不上，不上架。</summary>
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public static readonly KeyValuePair<string, int>[] Pool =
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{
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P("handmade_pistol", 1), P("printed_gun", 1), P("stun_baton", 1),
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P("eng_keycard", 1), P("med_keycard", 1), P("ser_keycard", 1), P("sup_keycard", 1), P("crypto_module_ser", 1), P("crypto_module_sup", 1),
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P("revolver", 2), P("heavy_handmade_pistol", 2), P("flashbang_grenade", 2), P("smoke_grenade", 2),
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P("sci_keycard", 2), P("sec_keycard", 2), P("crypto_module_eng", 2), P("crypto_module_med", 2),
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P("shotgun", 3), P("smg", 3), P("c4", 3), P("cmd_keycard", 3), P("crypto_module_sec", 3),
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};
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/// <summary>高科技物品池（不是违禁品，黑市上要加价）：矿机能用上的系统模组、能量电池、能量阵列，和矿架本身。</summary>
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public static readonly string[] TechPool =
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{
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"system_module_overclock", "system_module_performance", "system_module_quality", "system_module_eco", "system_module_efficiancy",
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"system_module_fineness", "system_module_streamlining", "energy_credit_ext", "energy_credit_hyp", "energy_credit_breeder",
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"powerblock", "module_extractor_advanced", "pd_rig",
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};
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private static KeyValuePair<string, int> P(string id, int level) => new KeyValuePair<string, int>(id, level);
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public static bool Open(int rep) => rep >= Tuning.BmOpenRep;
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public static int MaxLevel(int rep) => rep >= Tuning.BmHighRep ? 3 : rep >= Tuning.BmMidRep ? 2 : rep >= Tuning.BmOpenRep ? 1 : 0;
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public static bool DeskOpen(int rep) => rep >= Tuning.PoneroOpenRep;
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public static int StockCount(int rep) => Tuning.BmStockBase + (int)Math.Max(0, rep / Tuning.BmStockPerRep);
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/// <summary>货的加价：违禁品 0，高科技、显卡各有额外加价（在现货溢价 / 订单折扣之外）。</summary>
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public static double Extra(GoodKind k) => k == GoodKind.Tech ? Tuning.BmTechMarkup : k == GoodKind.Gpu ? Tuning.BmGpuMarkup : 0;
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/// <summary>现货单价（信用点）：基础价 ×（1 + 溢价 + 货的加价）。</summary>
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public static int PriceOf(long baseValue, GoodKind k = GoodKind.Contraband) => (int)Math.Max(1, Math.Round(baseValue * (1 + Tuning.BmPremium + Extra(k))));
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/// <summary>抽 count 种货：高科技（中档声望起）和显卡按概率换掉违禁品。value 给出游戏物品的基础价；显卡的基础价按标称型号与成色算。</summary>
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private List<BmGood> Roll(int count, int day, int rep, Rng rng, Func<string, long> value, Func<long, GoodKind, int> price)
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{
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var goods = new List<BmGood>();
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var pool = Pool.Where(x => x.Value <= MaxLevel(rep)).ToList();
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var tech = TechPool.ToList();
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var gpus = UsedDealers.Pool(day);
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for (int i = 0; i < count; i++)
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{
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double r = rng.NextDouble();
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if (r < Tuning.BmGpuChance)
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{
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bool fresh = rng.Chance(Tuning.BmGpuNew);
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var c = UsedDealers.Card(gpus, fresh ? 0 : Tuning.BmGpuFake, 0, rng);
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if (fresh) c.Health = 100;
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goods.Add(new BmGood { Item = "gpu:" + c.Model, Kind = GoodKind.Gpu, Level = 2, Model = c.Model, FakeOf = c.FakeOf, Health = c.Health, Price = price(CardValue.Of(c.Model, c.Health), GoodKind.Gpu) });
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}
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else if (r < Tuning.BmGpuChance + Tuning.BmTechChance && tech.Count > 0)
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{
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int k = rng.Range(0, tech.Count - 1);
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string id = tech[k];
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tech.RemoveAt(k);
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long v = value(id);
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if (v > 0) goods.Add(new BmGood { Item = id, Kind = GoodKind.Tech, Level = 3, Price = price(v, GoodKind.Tech) });
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}
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else if (pool.Count > 0)
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{
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int k = rng.Range(0, pool.Count - 1);
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var pick = pool[k];
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pool.RemoveAt(k);
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long v = value(pick.Key);
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if (v > 0) goods.Add(new BmGood { Item = pick.Key, Kind = GoodKind.Contraband, Level = pick.Value, Price = price(v, GoodKind.Contraband) });
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}
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}
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return goods;
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}
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/// <summary>最近一个该上新的夜晚（不晚于 day）：夜间结算时 day 还是当天，第二天早上才看到货，所以周一的货在周日夜里上。</summary>
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public static int LastRefreshNight(int day)
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{
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for (int d = day; d > day - 7; d--)
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if (Tuning.BmRefreshWeekdays.Contains((d + 1) % 7)) return d;
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return day;
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}
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/// <summary>到了上新日（或首次开放时，错过的上新日在下一晚补上）：按声望开放的档次抽 StockCount 种货，每种 1–3 件（高档与显卡、高科技 1 件）。</summary>
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public bool Refresh(int day, int rep, Rng rng, Func<string, long> value)
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{
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if (!Open(rep) || RefreshedDay >= LastRefreshNight(day)) return false;
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RefreshedDay = day;
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Offers.Clear();
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foreach (var g in Roll(StockCount(rep), day, rep, rng, value, PriceOf))
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Offers.Add(new BmOffer { Item = g.Item, Kind = g.Kind, Level = g.Level, Price = g.Price, Model = g.Model, FakeOf = g.FakeOf, Health = g.Health, Qty = g.Kind != GoodKind.Contraband || g.Level == 3 ? 1 : rng.Range(1, Tuning.BmSpotQtyMax) });
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return true;
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}
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/// <summary>买一件：付 asset 币。付出的币按它的脏比例带走脏枚数，成本按价值比例留在卖家那边。成功返回 true，库存减一。</summary>
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public bool Buy(BmOffer o, Wallet w, string asset, Func<string, double> price)
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{
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if (o == null || o.Qty <= 0 || asset == Assets.CRC) return false;
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double p = price(asset);
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if (p <= 0) return false;
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double qty = o.Price / p;
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if (w.Avail(asset) + 1e-9 < qty) return false;
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double total = w.Value(price);
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double share = total > 0 ? Math.Min(1, o.Price / total) : 0;
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w.Basis -= w.Basis * share;
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w.Add(asset, -qty);
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o.Qty--;
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if (o.Qty <= 0) Offers.Remove(o);
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return true;
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}
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/// <summary>夜间 NPC 买家：现货和商家货架上每件货各按 <see cref="Tuning.BmNpcBuyChance"/> 被买走，卖完下架。返回卖出的件数。</summary>
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public int NpcBuys(Rng rng)
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{
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int total = 0;
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foreach (var o in Offers) { int n = NpcSold(o.Qty, rng); o.Qty -= n; total += n; }
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foreach (var l in Catalog) { int n = NpcSold(l.Qty, rng); l.Qty -= n; total += n; }
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Offers.RemoveAll(o => o.Qty <= 0);
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Catalog.RemoveAll(l => l.Qty <= 0);
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return total;
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}
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private static int NpcSold(int qty, Rng rng)
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{
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int n = 0;
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for (int i = 0; i < qty; i++) if (rng.Chance(Tuning.BmNpcBuyChance)) n++;
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return n;
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}
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/// <summary>Ponero 对信用点的价格：跟随 PSC。</summary>
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public static double PoneroPrice(double pscPrice) => pscPrice * Tuning.PoneroPscRatio;
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public double DeskLeft(int day) => Math.Max(0, Tuning.PoneroDailyCap - (DeskDay == day ? DeskToday : 0));
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/// <summary>兑入 Ponero：from 币 amount 个，扣手续费后按 Ponero 价到账；兑掉的币连同其中的脏枚数一起消失，换来的 Ponero 是干净的。返回到账数量，额度或余额不足返回 -1。</summary>
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public double ToPonero(Wallet w, string from, double amount, int day, Func<string, double> price)
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{
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double value = amount * price(from);
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if (from == Assets.Ponero || amount <= 0 || value <= 0 || w.Avail(from) + 1e-9 < amount || value > DeskLeft(day) + 1e-9) return -1;
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w.Add(from, -amount);
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double got = value * (1 - Tuning.PoneroFee) / price(Assets.Ponero);
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w.Add(Assets.Ponero, got);
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w.RecordBuy(Assets.Ponero, got, value);
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Spend(day, value);
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return got;
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}
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/// <summary>Ponero 兑出成 to 币：手续费同上，计入当天额度。返回到账数量，不足返回 -1。</summary>
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public double FromPonero(Wallet w, string to, double amount, int day, Func<string, double> price)
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{
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double value = amount * price(Assets.Ponero);
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if (to == Assets.Ponero || amount <= 0 || value <= 0 || w.Avail(Assets.Ponero) + 1e-9 < amount || value > DeskLeft(day) + 1e-9 || price(to) <= 0) return -1;
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w.Add(Assets.Ponero, -amount);
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double got = value * (1 - Tuning.PoneroFee) / price(to);
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w.Add(to, got);
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w.RecordBuy(to, got, value);
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Spend(day, value);
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return got;
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}
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private void Spend(int day, double value)
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{
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if (DeskDay != day) { DeskDay = day; DeskToday = 0; }
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DeskToday += value;
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}
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}
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}
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