88 lines
4.1 KiB
C#
88 lines
4.1 KiB
C#
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using System;
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using System.Collections.Generic;
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namespace Decentralized.Domain
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{
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/// <summary>
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/// 游戏剧情选择对本 mod 世界的影响：一组倍率和期限，随存档保存。各处的概率读 <see cref="Current"/>（接入层读档时指向存档里的这一份）。
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/// 每个选择只生效一次（Applied 记下键）。
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/// </summary>
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public sealed class StoryMods
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{
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/// <summary>当前生效的那一份。接入层读档时设成存档里的；测试里可以换。</summary>
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public static StoryMods Current = new StoryMods();
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public List<string> Applied = new List<string>();
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/// <summary>CRC 脱锚、CRC 托管银行减记、CRT 脱锚、镇压时 CRT 被出卖的概率倍率（永久）。</summary>
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public double CrcDepeg = 1, CrcHaircut = 1, CrtDepeg = 1, CrtFreeze = 1;
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/// <summary>到这一天之前 CRA 螺旋概率减半。</summary>
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public int CraSafeUntil = -1;
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/// <summary>治安部整顿到这一天：出金审查命中率、混币器制裁概率、操纵与内幕查处概率上调。</summary>
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public int SecUntil = -1;
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/// <summary>伦警官被捕后的立威期到这一天：出金审查、操纵、内幕查处概率上调。</summary>
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public int LunUntil = -1;
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/// <summary>SPARK 每晚额外乘的倍数，还剩几晚。</summary>
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public double SparkPush = 1;
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public int SparkPushNights;
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public bool Has(string key) => Applied.Contains(key);
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public double CraSpiral(int day) => day < CraSafeUntil ? Tuning.StoryCraSpiralMult : 1;
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public double Aml(int day) => (day < SecUntil ? Tuning.StorySecAmlMult : 1) * (day < LunUntil ? Tuning.StoryLunMult : 1);
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public double Sanction(int day) => day < SecUntil ? Tuning.StorySecSanctionMult : 1;
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/// <summary>操纵检出、内幕查处的概率倍率。</summary>
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public double Enforce(int day) => (day < SecUntil ? Tuning.StorySecEnforceMult : 1) * (day < LunUntil ? Tuning.StoryLunMult : 1);
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/// <summary>每晚取 SPARK 的额外倍数（推完就是 1）。</summary>
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public double TakeSparkPush()
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{
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if (SparkPushNights <= 0) return 1;
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SparkPushNights--;
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return SparkPush;
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}
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/// <summary>
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/// 记下一个剧情选择并设置倍率。返回 false 表示已经生效过。CRA 补贴池的注资由接入层做（这里只管倍率）。
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/// key：serpico_rev / serpico_bm / serpico_sec / eleanor_leak / eleanor_return / lun_arrested。
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/// </summary>
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public bool Apply(string key, int day)
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{
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if (Has(key)) return false;
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Applied.Add(key);
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switch (key)
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{
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case "serpico_rev":
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CraSafeUntil = day + Tuning.StorySecDays;
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PushSpark(Tuning.StorySerpicoSpark);
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break;
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case "serpico_bm":
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CrtDepeg *= Tuning.StoryBmCrtMult; CrtFreeze *= Tuning.StoryBmCrtMult;
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break;
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case "serpico_sec":
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SecUntil = day + Tuning.StorySecDays;
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break;
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case "eleanor_leak":
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CrcHaircut *= Tuning.StoryLeakHaircutMult;
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PushSpark(Tuning.StoryLeakSpark);
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break;
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case "eleanor_return":
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CrcDepeg *= Tuning.StoryReturnCrcMult;
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break;
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case "lun_arrested":
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LunUntil = day + Tuning.StoryLunDays;
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break;
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}
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return true;
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}
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/// <summary>SPARK 在接下来几晚里一共涨到 total 倍（每晚乘相同的倍数）。</summary>
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private void PushSpark(double total)
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{
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int n = Tuning.StorySparkNights;
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// 已经在推：把剩下的叠上去
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double left = SparkPushNights > 0 ? Math.Pow(SparkPush, SparkPushNights) : 1;
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SparkPush = Math.Pow(left * total, 1.0 / n);
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SparkPushNights = n;
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}
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}
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}
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