1 // Copyright (C) 2014, 2015 Kazuhiro Fujieda <fujieda@users.osdn.me>
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3 // Licensed under the Apache License, Version 2.0 (the "License");
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4 // you may not use this file except in compliance with the License.
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5 // You may obtain a copy of the License at
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7 // http://www.apache.org/licenses/LICENSE-2.0
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9 // Unless required by applicable law or agreed to in writing, software
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10 // distributed under the License is distributed on an "AS IS" BASIS,
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11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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12 // See the License for the specific language governing permissions and
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13 // limitations under the License.
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15 using System.Collections.Generic;
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17 using static System.Math;
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19 namespace KancolleSniffer
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21 public enum BattleResultRank
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32 public enum BattleState
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40 public class BattleInfo
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42 private readonly ShipInfo _shipInfo;
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43 private readonly ItemInfo _itemInfo;
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45 private Record[] _friend;
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46 private Record[] _guard;
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47 private int[] _enemyHp;
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48 private int[] _enemyGuardHp;
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49 private int[] _enemyStartHp;
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50 private int[] _enemyGuardStartHp;
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51 private readonly List<int> _escapingShips = new List<int>();
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52 private int _flagshipRecoveryType;
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53 private bool _lastCell;
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55 public BattleState BattleState { get; set; }
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56 public string Formation { get; private set; }
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57 public string EnemyFighterPower { get; private set; }
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58 public int AirControlLevel { get; private set; }
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59 public BattleResultRank ResultRank { get; private set; }
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60 public ShipStatus[] EnemyResultStatus { get; private set; }
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61 public List<AirBattleResult> AirBattleResults { get; } = new List<AirBattleResult>();
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63 public BattleInfo(ShipInfo shipInfo, ItemInfo itemInfo)
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65 _shipInfo = shipInfo;
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66 _itemInfo = itemInfo;
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69 public void InspectBattle(dynamic json, string url)
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71 Formation = FormationName(json);
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72 EnemyFighterPower = CalcEnemyFighterPower(json);
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73 AirControlLevel = CheckAirControlLevel(json);
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74 ShowResult(false); // 昼戦の結果を夜戦のときに表示する
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76 if (IsNightBattle(json))
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78 BattleState = BattleState.Night;
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79 CalcHougekiDamage(json.api_hougeki,
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80 _guard.Length > 0 ? _guard : _friend,
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81 json.api_active_deck() && json.api_active_deck[1] != 1 ? _enemyGuardHp : _enemyHp);
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85 BattleState = BattleState.Day;
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86 CalcDamage(json, url.EndsWith("battle_water"));
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88 ClearEnemyOverKill();
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89 ResultRank = url.EndsWith("ld_airbattle") ? CalcLdAirBattleRank() : CalcResultRank();
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92 private void ClearEnemyOverKill()
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94 _enemyHp = _enemyHp.Select(hp => hp < 0 ? 0 : hp).ToArray();
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95 _enemyGuardHp = _enemyGuardHp.Select(hp => hp < 0 ? 0 : hp).ToArray();
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98 public void InspectMapNext(string request)
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100 var type = HttpUtility.ParseQueryString(request)["api_recovery_type"];
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103 _flagshipRecoveryType = int.Parse(type);
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106 private bool IsNightBattle(dynamic json) => json.api_hougeki();
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108 public static int DeckId(dynamic json)
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110 if (json.api_dock_id()) // 昼戦はtypoしている
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111 return (int)json.api_dock_id - 1;
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112 if (json.api_deck_id is string) // 通常の夜戦と連合艦隊(味方のみ)では文字列
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113 return int.Parse(json.api_deck_id) - 1;
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114 return (int)json.api_deck_id - 1;
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117 private string FormationName(dynamic json)
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119 if (!json.api_formation()) // 演習の夜戦
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121 switch ((int)json.api_formation[2])
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135 private void SetupResult(dynamic json)
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137 if (_friend != null)
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139 var nowhps = (int[])json.api_nowhps;
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140 _fleet = DeckId(json);
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141 var fstats = _shipInfo.GetShipStatuses(_fleet);
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142 FlagshipRecovery(fstats[0]);
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143 _friend = Record.Setup(fstats);
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144 _enemyHp = nowhps.Skip(7).TakeWhile(hp => hp != -1).ToArray();
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145 _enemyStartHp = (int[])_enemyHp.Clone();
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146 EnemyResultStatus =
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148 json.api_ship_ke_combined()
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149 ? ((int[])json.api_ship_ke).Skip(1).Concat(((int[])json.api_ship_ke_combined).Skip(1))
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150 : ((int[])json.api_ship_ke).Skip(1)
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151 select new ShipStatus {Id = id, Spec = _shipInfo.GetSpec(id)}).ToArray();
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152 _guard = new Record[0];
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153 _enemyGuardHp = new int[0];
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154 _enemyGuardStartHp = new int[0];
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155 if (!json.api_nowhps_combined())
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157 var combined = (int[])json.api_nowhps_combined;
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158 if (combined[1] != -1) // 味方が連合艦隊
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159 _guard = Record.Setup(_shipInfo.GetShipStatuses(1));
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160 if (combined.Length > 7) // 敵が連合艦隊
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163 ((int[])json.api_nowhps_combined).
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164 Skip(7).TakeWhile(hp => hp != -1).ToArray();
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165 _enemyGuardStartHp = (int[])_enemyGuardHp.Clone();
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169 private void FlagshipRecovery(ShipStatus flagship)
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171 switch (_flagshipRecoveryType)
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176 flagship.NowHp = flagship.MaxHp / 2;
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177 ConsumeSlotItem(flagship, 42); // ダメコン
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180 flagship.NowHp = flagship.MaxHp;
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181 ConsumeSlotItem(flagship, 43); // 女神
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184 if (_flagshipRecoveryType != 0)
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185 _shipInfo.SetBadlyDamagedShips();
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186 _flagshipRecoveryType = 0;
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189 private static void ConsumeSlotItem(ShipStatus ship, int id)
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191 if (ship.SlotEx.Spec.Id == id)
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193 ship.SlotEx = new ItemStatus();
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196 for (var i = 0; i < ship.Slot.Length; i++)
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198 if (ship.Slot[i].Spec.Id == id)
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200 ship.Slot[i] = new ItemStatus();
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206 public void CleanupResult()
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212 private int CheckAirControlLevel(dynamic json)
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214 if (!json.api_kouku())
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216 var stage1 = json.api_kouku.api_stage1;
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217 if (stage1 == null)
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219 if (stage1.api_f_count == 0 && stage1.api_e_count == 0)
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221 return (int)stage1.api_disp_seiku;
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224 private string CalcEnemyFighterPower(dynamic json)
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227 var maxEq = ((int[])json.api_ship_ke).Skip(1).SelectMany(id =>
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229 var r = _shipInfo.GetSpec(id).MaxEq;
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235 var equips = ((int[][])json.api_eSlot).SelectMany(x => x);
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236 return (from slot in equips.Zip(maxEq, (id, max) => new {id, max})
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237 let spec = _itemInfo.GetSpecByItemId(slot.id)
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238 where spec.CanAirCombat
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239 select (int)Floor(spec.AntiAir * Sqrt(slot.max))).DefaultIfEmpty().Sum() + missing;
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242 private void CalcDamage(dynamic json, bool surfaceFleet = false)
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244 AirBattleResults.Clear();
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245 var fc = _guard.Length > 0;
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246 var ec = _enemyGuardHp.Length > 0;
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247 var both = fc && ec;
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248 if (json.api_air_base_injection())
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250 AddAirBattleResult(json.api_air_base_injection, "AB噴式");
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251 CalcKoukuDamage(json.api_air_base_injection);
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253 if (json.api_injection_kouku())
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255 AddAirBattleResult(json.api_injection_kouku, "噴式");
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256 CalcKoukuDamage(json.api_injection_kouku);
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258 if (json.api_air_base_attack())
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259 CalcAirBaseAttackDamage(json.api_air_base_attack);
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260 if (json.api_kouku())
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262 AddAirBattleResult(json.api_kouku, "航空戦");
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263 CalcKoukuDamage(json.api_kouku);
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265 if (json.api_kouku2()) // 航空戦2回目
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267 AddAirBattleResult(json.api_kouku2, "航空戦2");
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268 CalcKoukuDamage(json.api_kouku2);
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270 if (!json.api_opening_atack()) // 航空戦のみ
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272 if (json.api_support_info() && json.api_support_info != null)
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273 CalcSupportDamage(json.api_support_info);
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274 if (json.api_opening_taisen() && json.api_opening_taisen != null)
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276 if (json.api_opening_taisen.api_at_eflag())
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278 CalcCombinedHougekiDamage(json.api_opening_taisen, _friend, _guard, _enemyHp, _enemyGuardHp);
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282 CalcHougekiDamage(json.api_opening_taisen,
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283 fc ? _guard : _friend, // 先制対潜攻撃の対象は護衛
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287 if (json.api_opening_atack != null)
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291 CalcSimpleDamage(json.api_opening_atack, _friend, _guard, _enemyHp, _enemyGuardHp);
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295 CalcSimpleDamage(json.api_opening_atack,
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296 fc ? _guard : _friend, // 雷撃の対象は護衛
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297 _enemyHp, _enemyGuardHp);
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300 if (json.api_hougeki1() && json.api_hougeki1 != null)
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302 if (json.api_hougeki1.api_at_eflag())
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304 CalcCombinedHougekiDamage(json.api_hougeki1, _friend, _guard, _enemyHp, _enemyGuardHp);
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308 CalcHougekiDamage(json.api_hougeki1,
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309 fc && !surfaceFleet ? _guard : _friend, // 空母機動部隊は一巡目が護衛
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310 ec ? _enemyGuardHp : _enemyHp); // 敵連合艦隊は一巡目が護衛
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313 if (json.api_hougeki2() && json.api_hougeki2 != null)
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315 if (json.api_hougeki2.api_at_eflag())
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317 CalcCombinedHougekiDamage(json.api_hougeki2, _friend, _guard, _enemyHp, _enemyGuardHp);
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321 CalcHougekiDamage(json.api_hougeki2, _friend, _enemyHp);
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324 if (json.api_hougeki3() && json.api_hougeki3 != null)
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326 if (json.api_hougeki3.api_at_eflag())
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328 CalcCombinedHougekiDamage(json.api_hougeki3, _friend, _guard, _enemyHp, _enemyGuardHp);
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332 CalcHougekiDamage(json.api_hougeki3,
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333 fc && surfaceFleet ? _guard : _friend, // 水上打撃部隊は三順目が護衛
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337 if (json.api_raigeki() && json.api_raigeki != null)
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341 CalcSimpleDamage(json.api_raigeki, _friend, _guard, _enemyHp, _enemyGuardHp);
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345 CalcSimpleDamage(json.api_raigeki,
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346 fc ? _guard : _friend, // 雷撃の対象は護衛
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347 _enemyHp, _enemyGuardHp);
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352 private void CalcSupportDamage(dynamic json)
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354 if (json.api_support_hourai != null)
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356 CalcSimpleDamage(json.api_support_hourai.api_damage, _enemyHp, _enemyGuardHp);
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358 else if (json.api_support_airatack != null)
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360 CalcSimpleDamage(json.api_support_airatack.api_stage3.api_edam, _enemyHp, _enemyGuardHp);
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364 private void CalcAirBaseAttackDamage(dynamic json)
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367 foreach (var entry in json)
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369 AddAirBattleResult(entry, "基地" + i++);
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370 CalcKoukuDamage(entry);
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374 private void AddAirBattleResult(dynamic json, string phaseName)
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376 var stage1 = json.api_stage1;
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377 if (stage1 == null || (stage1.api_f_count == 0 && stage1.api_e_count == 0))
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379 AirBattleResults.Add(new AirBattleResult
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381 PhaseName = phaseName,
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382 AirControlLevel = json.api_stage1.api_disp_seiku() ? (int)json.api_stage1.api_disp_seiku : 0,
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383 Stage1 = new AirBattleResult.StageResult
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385 FriendCount = (int)json.api_stage1.api_f_count,
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386 FriendLost = (int)json.api_stage1.api_f_lostcount,
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387 EnemyCount = (int)json.api_stage1.api_e_count,
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388 EnemyLost = (int)json.api_stage1.api_e_lostcount
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390 Stage2 = json.api_stage2 == null
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391 ? new AirBattleResult.StageResult
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398 : new AirBattleResult.StageResult
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400 FriendCount = (int)json.api_stage2.api_f_count,
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401 FriendLost = (int)json.api_stage2.api_f_lostcount,
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402 EnemyCount = (int)json.api_stage2.api_e_count,
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403 EnemyLost = (int)json.api_stage2.api_e_lostcount
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408 private void CalcKoukuDamage(dynamic json)
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410 if (!json.api_stage3() || json.api_stage3 == null)
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412 CalcSimpleDamage(json.api_stage3, _friend, _enemyHp);
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413 if (json.api_stage3_combined())
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414 CalcSimpleDamage(json.api_stage3_combined, _guard, _enemyGuardHp);
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417 private void CalcSimpleDamage(dynamic json, Record[] friend, int[] enemy)
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419 if (json.api_fdam())
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420 CalcSimpleDamage(json.api_fdam, friend);
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421 if (json.api_edam())
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422 CalcSimpleDamage(json.api_edam, enemy);
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425 private void CalcSimpleDamage(dynamic json, Record[] friend, int[] enemy, int[] enemyGuard)
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427 CalcSimpleDamage(json.api_fdam, friend);
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428 CalcSimpleDamage(json.api_edam, enemy, enemyGuard);
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431 private void CalcSimpleDamage(dynamic json, Record[] friend, Record[] guard, int[] enemy, int[] enemyGuard)
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433 CalcSimpleDamage(json.api_fdam, friend, guard);
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434 CalcSimpleDamage(json.api_edam, enemy, enemyGuard);
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437 private void CalcSimpleDamage(dynamic rawDamage, Record[] friend, Record[] guard)
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439 var damage = (int[])rawDamage;
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440 for (var i = 0; i < friend.Length; i++)
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441 friend[i].ApplyDamage(damage[i + 1]);
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442 for (var i = 0; i < guard.Length; i++)
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443 guard[i].ApplyDamage(damage[i + 6 + 1]);
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446 private void CalcSimpleDamage(dynamic rawDamage, Record[] friend)
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448 var damage = (int[])rawDamage;
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449 for (var i = 0; i < friend.Length; i++)
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450 friend[i].ApplyDamage(damage[i + 1]);
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453 private void CalcSimpleDamage(dynamic rawDamage, int[] enemy, int[] enemyGuard)
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455 var damage = (int[])rawDamage;
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456 for (var i = 0; i < enemy.Length; i++)
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457 enemy[i] -= damage[i + 1];
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458 for (var i = 0; i < enemyGuard.Length; i++)
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459 enemyGuard[i] -= damage[i + 6 + 1];
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462 private void CalcSimpleDamage(dynamic rawDamage, int[] result)
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464 var damage = (int[])rawDamage;
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465 for (var i = 0; i < result.Length; i++)
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466 result[i] -= damage[i + 1];
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469 private void CalcHougekiDamage(dynamic hougeki, Record[] friend, int[] enemy)
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471 var targets = ((dynamic[])hougeki.api_df_list).Skip(1).SelectMany(x => (int[])x);
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472 var damages = ((dynamic[])hougeki.api_damage).Skip(1).SelectMany(x => (int[])x);
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473 foreach (var hit in targets.Zip(damages, (t, d) => new {t, d}))
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478 friend[hit.t - 1].ApplyDamage(hit.d);
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480 enemy[(hit.t - 1) % 6] -= hit.d;
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484 private void CalcCombinedHougekiDamage(dynamic hougeki, Record[] friend, Record[] guard,
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485 int[] enemy, int[] enemyGuard)
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487 var targets = ((dynamic[])hougeki.api_df_list).Skip(1).Select(x => (int[])x);
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488 var damages = ((dynamic[])hougeki.api_damage).Skip(1).Select(x => (int[])x);
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489 var eflags = ((int[])hougeki.api_at_eflag).Skip(1);
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490 foreach (var turn in
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491 targets.Zip(damages, (t, d) => new {t, d}).
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492 Zip(eflags, (td, e) => new {e, td.t, td.d}))
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494 foreach (var hit in turn.t.Zip(turn.d, (t, d) => new {t, d}))
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499 friend[hit.t - 1].ApplyDamage(hit.d);
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501 guard[(hit.t - 1) % 6].ApplyDamage(hit.d);
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506 enemy[hit.t - 1] -= hit.d;
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508 enemyGuard[(hit.t - 1) % 6] -= hit.d;
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514 public void InspectMapStart(dynamic json)
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516 InspectMapNext(json);
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519 public void InspectMapNext(dynamic json)
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521 _lastCell = (int)json.api_next == 0;
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524 public void InspectBattleResult(dynamic json)
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526 BattleState = BattleState.Result;
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527 ShowResult(!_lastCell);
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529 SetEscapeShips(json);
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532 public void InspectPracticeResult(dynamic json)
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534 BattleState = BattleState.Result;
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539 private void ShowResult(bool warnDamagedShip = true)
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541 if (_friend == null)
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543 var ships = _guard.Length > 0
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544 ? _shipInfo.GetShipStatuses(0).Concat(_shipInfo.GetShipStatuses(1)).ToArray()
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545 : _shipInfo.GetShipStatuses(_fleet);
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546 foreach (var entry in ships.Zip(_friend.Concat(_guard), (ship, now) => new {ship, now}))
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547 entry.now.UpdateShipStatus(entry.ship);
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548 if (warnDamagedShip)
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549 _shipInfo.SetBadlyDamagedShips();
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551 _shipInfo.ClearBadlyDamagedShips();
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552 SetEnemyResultStatus();
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555 private void SetEnemyResultStatus()
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557 for (var i = 0; i < _enemyHp.Length; i++)
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559 EnemyResultStatus[i].MaxHp = _enemyStartHp[i];
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560 EnemyResultStatus[i].NowHp = _enemyHp[i];
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562 for (var i = 0; i < _enemyGuardHp.Length; i++)
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564 EnemyResultStatus[i + 6].MaxHp = _enemyGuardStartHp[i];
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565 EnemyResultStatus[i + 6].NowHp = _enemyGuardHp[i];
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569 public void SetEscapeShips(dynamic json)
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571 _escapingShips.Clear();
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572 if (!json.api_escape_flag() || (int)json.api_escape_flag == 0)
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574 var damaged = (int)json.api_escape.api_escape_idx[0] - 1;
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575 _escapingShips.Add(_shipInfo.GetDeck(damaged / 6)[damaged % 6]);
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576 var escort = (int)json.api_escape.api_tow_idx[0] - 1;
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577 _escapingShips.Add(_shipInfo.GetDeck(escort / 6)[escort % 6]);
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580 public void CauseCombinedBattleEscape()
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582 _shipInfo.SetEscapedShips(_escapingShips);
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583 _shipInfo.SetBadlyDamagedShips();
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586 private class Record
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588 private ShipStatus _status;
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589 public int NowHp => _status.NowHp;
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590 public bool Escaped => _status.Escaped;
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591 public ShipStatus.Damage DamageLevel => _status.DamageLevel;
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592 public int StartHp;
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594 public static Record[] Setup(ShipStatus[] ships) =>
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595 (from s in ships select new Record {_status = (ShipStatus)s.Clone(), StartHp = s.NowHp}).ToArray();
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597 public void ApplyDamage(int damage)
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599 if (_status.NowHp > damage)
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601 _status.NowHp -= damage;
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605 foreach (var item in new[] {_status.SlotEx}.Concat(_status.Slot))
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607 if (item.Spec.Id == 42)
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609 _status.NowHp = (int)(_status.MaxHp * 0.2);
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610 ConsumeSlotItem(_status, 42);
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613 if (item.Spec.Id == 43)
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615 _status.NowHp = _status.MaxHp;
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616 ConsumeSlotItem(_status, 43);
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622 public void UpdateShipStatus(ShipStatus ship)
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624 ship.NowHp = NowHp;
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625 ship.Slot = _status.Slot;
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626 ship.SlotEx = _status.SlotEx;
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630 private BattleResultRank CalcLdAirBattleRank()
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632 var combined = _friend.Concat(_guard).ToArray();
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633 var friendNowShips = combined.Count(r => r.NowHp > 0);
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634 var friendGauge = combined.Sum(r => r.StartHp - r.NowHp);
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635 var friendSunk = combined.Count(r => r.NowHp == 0);
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636 var friendGaugeRate = Floor((double)friendGauge / combined.Sum(r => r.StartHp) * 100);
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638 if (friendSunk == 0)
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640 if (friendGauge == 0)
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641 return BattleResultRank.P;
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642 if (friendGaugeRate < 10)
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643 return BattleResultRank.A;
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644 if (friendGaugeRate < 20)
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645 return BattleResultRank.B;
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646 if (friendGaugeRate < 50)
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647 return BattleResultRank.C;
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648 return BattleResultRank.D;
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650 if (friendSunk < friendNowShips)
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651 return BattleResultRank.D;
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652 return BattleResultRank.E;
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655 private BattleResultRank CalcResultRank()
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657 var friend = _friend.Concat(_guard).ToArray();
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658 var enemyHp = _enemyHp.Concat(_enemyGuardHp).ToArray();
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659 var enemyStartHp = _enemyStartHp.Concat(_enemyGuardStartHp).ToArray();
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661 var friendCount = friend.Length;
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662 var friendStartHpTotal = 0;
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663 var friendNowHpTotal = 0;
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664 var friendSunk = 0;
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665 foreach (var ship in friend)
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669 friendStartHpTotal += ship.StartHp;
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670 friendNowHpTotal += ship.NowHp;
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671 if (ship.NowHp == 0)
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674 var friendGaugeRate = (int)((double)(friendStartHpTotal - friendNowHpTotal) / friendStartHpTotal * 100);
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676 var enemyCount = enemyHp.Length;
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677 var enemyStartHpTotal = enemyStartHp.Sum();
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678 var enemyNowHpTotal = enemyHp.Sum();
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679 var enemySunk = enemyHp.Count(hp => hp == 0);
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680 var enemyGaugeRate = (int)((double)(enemyStartHpTotal - enemyNowHpTotal) / enemyStartHpTotal * 100);
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682 if (friendSunk == 0 && enemySunk == enemyCount)
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684 if (friendNowHpTotal >= friendStartHpTotal)
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685 return BattleResultRank.P;
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686 return BattleResultRank.S;
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688 if (friendSunk == 0 && enemySunk >= (int)(enemyCount * 0.7) && enemyCount > 1)
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689 return BattleResultRank.A;
\r
690 if (friendSunk < enemySunk && enemyHp[0] == 0)
\r
691 return BattleResultRank.B;
\r
692 if (friendCount == 1 && friend[0].DamageLevel == ShipStatus.Damage.Badly)
\r
693 return BattleResultRank.D;
\r
694 if (enemyGaugeRate > friendGaugeRate * 2.5)
\r
695 return BattleResultRank.B;
\r
696 if (enemyGaugeRate > friendGaugeRate * 0.9)
\r
697 return BattleResultRank.C;
\r
698 if (friendCount > 1 && friendCount - 1 == friendSunk)
\r
699 return BattleResultRank.E;
\r
700 return BattleResultRank.D;
\r