KancolleSniffer/BattleInfo.cs

   1 // Copyright (C) 2014, 2015 Kazuhiro Fujieda <fujieda@users.osdn.me>\r
   2 // \r
   3 // Licensed under the Apache License, Version 2.0 (the "License");\r
   4 // you may not use this file except in compliance with the License.\r
   5 // You may obtain a copy of the License at\r
   6 //\r
   7 //    http://www.apache.org/licenses/LICENSE-2.0\r
   8 //\r
   9 // Unless required by applicable law or agreed to in writing, software\r
  10 // distributed under the License is distributed on an "AS IS" BASIS,\r
  11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
  12 // See the License for the specific language governing permissions and\r
  13 // limitations under the License.\r
  14 \r
  15 using System.Collections.Generic;\r
  16 using System.Linq;\r
  17 using static System.Math;\r
  18 \r
  19 namespace KancolleSniffer\r
  20 {\r
  21     public enum BattleResultRank\r
  22     {\r
  23         P,\r
  24         S,\r
  25         A,\r
  26         B,\r
  27         C,\r
  28         D,\r
  29         E,\r
  30         // ReSharper disable once InconsistentNaming\r
  31         NA\r
  32     }\r
  33 \r
  34     public class BattleInfo\r
  35     {\r
  36         private readonly ShipInfo _shipInfo;\r
  37         private readonly ItemInfo _itemInfo;\r
  38         private int _fleet;\r
  39         private Record[] _friend;\r
  40         private Record[] _guard;\r
  41         private int[] _enemyHp;\r
  42         private int[] _enemyStartHp;\r
  43         private readonly List<int> _escapingShips = new List<int>();\r
  44 \r
  45         public bool InBattle { get; set; }\r
  46         public string Formation { get; private set; }\r
  47         public string EnemyFighterPower { get; private set; }\r
  48         public int AirControlLevel { get; private set; }\r
  49         public BattleResultRank ResultRank { get; private set; }\r
  50         public ShipStatus[] EnemyResultStatus { get; private set; }\r
  51 \r
  52         public BattleInfo(ShipInfo shipInfo, ItemInfo itemInfo)\r
  53         {\r
  54             _shipInfo = shipInfo;\r
  55             _itemInfo = itemInfo;\r
  56         }\r
  57 \r
  58         public void InspectBattle(dynamic json, bool isLdAirBattle = false)\r
  59         {\r
  60             InBattle = true;\r
  61             Formation = FormationName(json);\r
  62             EnemyFighterPower = CalcEnemyFighterPower(json);\r
  63             AirControlLevel = CheckAirControlLevel(json);\r
  64             ShowResult(false); // 昼戦の結果を夜戦のときに表示する\r
  65             SetupResult(json);\r
  66             if (IsNightBattle(json))\r
  67                 CalcHougekiDamage(json.api_hougeki, _friend, _enemyHp);\r
  68             else\r
  69                 CalcDamage(json);\r
  70             ClearOverKill(_enemyHp);\r
  71             ResultRank = isLdAirBattle ? BattleResultRank.NA : CalcResultRank();\r
  72         }\r
  73 \r
  74         private int DeckId(dynamic json)\r
  75         {\r
  76             if (json.api_dock_id()) // 昼戦はtypoしている\r
  77                 return (int)json.api_dock_id - 1;\r
  78             if (json.api_deck_id is string) // 通常の夜戦では文字列\r
  79                 return int.Parse(json.api_deck_id) - 1;\r
  80             return (int)json.api_deck_id - 1;\r
  81         }\r
  82 \r
  83         private string FormationName(dynamic json)\r
  84         {\r
  85             if (!json.api_formation()) // 演習の夜戦\r
  86                 return "";\r
  87             switch ((int)json.api_formation[2])\r
  88             {\r
  89                 case 1:\r
  90                     return "同航戦";\r
  91                 case 2:\r
  92                     return "反航戦";\r
  93                 case 3:\r
  94                     return "T字有利";\r
  95                 case 4:\r
  96                     return "T字不利";\r
  97             }\r
  98             return "";\r
  99         }\r
 100 \r
 101         private void SetupResult(dynamic json)\r
 102         {\r
 103             if (_friend != null)\r
 104                 return;\r
 105             var combined = json.api_nowhps_combined();\r
 106             var nowhps = (int[])json.api_nowhps;\r
 107             _fleet = combined ? 0 : DeckId(json);\r
 108             var fstats = _shipInfo.GetShipStatuses(_fleet);\r
 109             _friend = Record.Setup(\r
 110                 nowhps, (int[])json.api_maxhps,\r
 111                 fstats.Select(s => s.Slot).ToArray(),\r
 112                 fstats.Select(s => s.SlotEx).ToArray());\r
 113             _enemyHp = nowhps.Skip(7).TakeWhile(hp => hp != -1).ToArray();\r
 114             _enemyStartHp = (int[])_enemyHp.Clone();\r
 115             EnemyResultStatus =\r
 116                 (from id in ((int[])json.api_ship_ke).Skip(1)\r
 117                     where id != -1\r
 118                     select new ShipStatus {Id = id, Spec = _shipInfo.GetSpec(id)}).ToArray();\r
 119             if (combined)\r
 120             {\r
 121                 var gstats = _shipInfo.GetShipStatuses(1);\r
 122                 _guard = Record.Setup(\r
 123                     (int[])json.api_nowhps_combined,\r
 124                     (int[])json.api_maxhps_combined,\r
 125                     gstats.Select(s => s.Slot).ToArray(),\r
 126                     gstats.Select(s => s.SlotEx).ToArray());\r
 127             }\r
 128             else\r
 129             {\r
 130                 _guard = new Record[0];\r
 131             }\r
 132         }\r
 133 \r
 134         public void CleanupResult()\r
 135         {\r
 136             _friend = null;\r
 137         }\r
 138 \r
 139         private int CheckAirControlLevel(dynamic json)\r
 140         {\r
 141             if (!json.api_kouku())\r
 142                 return -1;\r
 143             var stage1 = json.api_kouku.api_stage1;\r
 144             if (stage1 == null)\r
 145                 return -1;\r
 146             if (stage1.api_f_count == 0 && stage1.api_e_count == 0)\r
 147                 return -1;\r
 148             return (int)stage1.api_disp_seiku;\r
 149         }\r
 150 \r
 151         private string CalcEnemyFighterPower(dynamic json)\r
 152         {\r
 153             var missing = "";\r
 154             var maxEq = ((int[])json.api_ship_ke).Skip(1).SelectMany(id =>\r
 155             {\r
 156                 var r = _shipInfo.GetSpec(id).MaxEq;\r
 157                 if (r != null)\r
 158                     return r;\r
 159                 missing = "+";\r
 160                 return new int[5];\r
 161             }).ToArray();\r
 162             var equips = ((int[][])json.api_eSlot).SelectMany(x => x);\r
 163             return (from slot in equips.Zip(maxEq, (id, max) => new {id, max})\r
 164                 let spec = _itemInfo.GetSpecByItemId(slot.id)\r
 165                 where spec.CanAirCombat\r
 166                 select (int)Floor(spec.AntiAir * Sqrt(slot.max))).DefaultIfEmpty().Sum() + missing;\r
 167         }\r
 168 \r
 169         private void CalcDamage(dynamic json, bool surfaceFleet = false)\r
 170         {\r
 171             var combined = json.api_nowhps_combined();\r
 172             if (json.api_kouku.api_stage3 != null)\r
 173                 CalcSimpleDamage(json.api_kouku.api_stage3, _friend, _enemyHp);\r
 174             if (json.api_kouku.api_stage3_combined() && json.api_kouku.api_stage3_combined != null)\r
 175                 CalcSimpleDamage(json.api_kouku.api_stage3_combined.api_fdam, _guard);\r
 176             if (json.api_kouku2()) // 航空戦2回目\r
 177             {\r
 178                 if (json.api_kouku2.api_stage3 != null)\r
 179                     CalcSimpleDamage(json.api_kouku2.api_stage3, _friend, _enemyHp);\r
 180                 if (json.api_kouku2.api_stage3_combined() && json.api_kouku2.api_stage3_combined != null)\r
 181                     CalcSimpleDamage(json.api_kouku2.api_stage3_combined.api_fdam, _guard);\r
 182             }\r
 183             if (!json.api_opening_atack()) // 航空戦のみ\r
 184                 return;\r
 185             if (json.api_support_info() && json.api_support_info != null)\r
 186                 CalcSupportDamage(json.api_support_info);\r
 187             if (json.api_opening_atack != null)\r
 188             {\r
 189                 var friend = combined ? _guard : _friend; // 雷撃の対象は護衛\r
 190                 CalcSimpleDamage(json.api_opening_atack, friend, _enemyHp);\r
 191             }\r
 192             if (json.api_hougeki1() && json.api_hougeki1 != null)\r
 193             {\r
 194                 var friend = combined && !surfaceFleet ? _guard : _friend; // 空母機動部隊は一巡目が護衛\r
 195                 CalcHougekiDamage(json.api_hougeki1, friend, _enemyHp);\r
 196             }\r
 197             if (json.api_hougeki2() && json.api_hougeki2 != null)\r
 198             {\r
 199                 CalcHougekiDamage(json.api_hougeki2, _friend, _enemyHp);\r
 200             }\r
 201             if (json.api_hougeki3() && json.api_hougeki3 != null)\r
 202             {\r
 203                 var friend = combined && surfaceFleet ? _guard : _friend; // 水上打撃部隊は三順目が護衛\r
 204                 CalcHougekiDamage(json.api_hougeki3, friend, _enemyHp);\r
 205             }\r
 206             if (json.api_raigeki() && json.api_raigeki != null)\r
 207             {\r
 208                 var friend = combined ? _guard : _friend;\r
 209                 CalcSimpleDamage(json.api_raigeki, friend, _enemyHp);\r
 210             }\r
 211         }\r
 212 \r
 213         private void CalcSupportDamage(dynamic json)\r
 214         {\r
 215             if (json.api_support_hourai != null)\r
 216                 CalcSimpleDamage(json.api_support_hourai.api_damage, _enemyHp);\r
 217             else if (json.api_support_airatack != null)\r
 218             {\r
 219                 var stage3 = json.api_support_airatack.api_stage3;\r
 220                 if (stage3 != null)\r
 221                     CalcSimpleDamage(stage3.api_edam, _enemyHp);\r
 222             }\r
 223         }\r
 224 \r
 225         private bool IsNightBattle(dynamic json) => json.api_hougeki();\r
 226 \r
 227         private void CalcSimpleDamage(dynamic json, Record[] friend, int[] enemy)\r
 228         {\r
 229             CalcSimpleDamage(json.api_fdam, friend);\r
 230             CalcSimpleDamage(json.api_edam, enemy);\r
 231         }\r
 232 \r
 233         private void CalcSimpleDamage(dynamic rawDamage, Record[] result)\r
 234         {\r
 235             var damage = (int[])rawDamage;\r
 236             for (var i = 0; i < result.Length; i++)\r
 237                 result[i].ApplyDamage(damage[i + 1]);\r
 238         }\r
 239 \r
 240         private void CalcSimpleDamage(dynamic rawDamage, int[] result)\r
 241         {\r
 242             var damage = (int[])rawDamage;\r
 243             for (var i = 0; i < result.Length; i++)\r
 244                 result[i] -= damage[i + 1];\r
 245         }\r
 246 \r
 247         private void CalcHougekiDamage(dynamic hougeki, Record[] friend, int[] enemy)\r
 248         {\r
 249             var targets = ((dynamic[])hougeki.api_df_list).Skip(1).SelectMany(x => (int[])x);\r
 250             var damages = ((dynamic[])hougeki.api_damage).Skip(1).SelectMany(x => (double[])x);\r
 251             foreach (var hit in targets.Zip(damages, (t, d) => new {t, d}))\r
 252             {\r
 253                 if (hit.t == -1)\r
 254                     continue;\r
 255                 if (hit.t <= 6)\r
 256                     friend[hit.t - 1].ApplyDamage((int)hit.d);\r
 257                 else\r
 258                     enemy[(hit.t - 1) % 6] -= (int)hit.d;\r
 259             }\r
 260         }\r
 261 \r
 262         private void ClearOverKill(int[] result)\r
 263         {\r
 264             for (var i = 0; i < result.Length; i++)\r
 265                 if (result[i] < 0)\r
 266                     result[i] = 0;\r
 267         }\r
 268 \r
 269         public void InspectBattleResult(dynamic json)\r
 270         {\r
 271             ShowResult();\r
 272             CleanupResult();\r
 273         }\r
 274 \r
 275         public void InspectPracticeResult(dynamic json)\r
 276         {\r
 277             ShowResult(false);\r
 278             CleanupResult();\r
 279         }\r
 280 \r
 281         private void ShowResult(bool warnDamagedShip = true)\r
 282         {\r
 283             if (_friend == null)\r
 284                 return;\r
 285             var ships = _shipInfo.GetShipStatuses(_fleet);\r
 286             foreach (var e in ships.Zip(_friend, (ship, now) => new {ship, now}))\r
 287                 e.now.UpdateShipStatus(e.ship);\r
 288             if (warnDamagedShip)\r
 289                 _shipInfo.SetBadlyDamagedShips();\r
 290             SetEnemyResultStatus();\r
 291         }\r
 292 \r
 293         private void SetEnemyResultStatus()\r
 294         {\r
 295             for (var i = 0; i < EnemyResultStatus.Length; i++)\r
 296             {\r
 297                 EnemyResultStatus[i].MaxHp = _enemyStartHp[i];\r
 298                 EnemyResultStatus[i].NowHp = _enemyHp[i];\r
 299             }\r
 300         }\r
 301 \r
 302         public void InspectCombinedBattle(dynamic json, bool surfaceFleet)\r
 303         {\r
 304             InBattle = true;\r
 305             Formation = FormationName(json);\r
 306             EnemyFighterPower = CalcEnemyFighterPower(json);\r
 307             AirControlLevel = CheckAirControlLevel(json);\r
 308             _fleet = 10;\r
 309             ShowResultCombined(false);\r
 310             SetupResult(json);\r
 311             if (IsNightBattle(json))\r
 312                 CalcHougekiDamage(json.api_hougeki, _guard, _enemyHp);\r
 313             else\r
 314                 CalcDamage(json, surfaceFleet);\r
 315             ClearOverKill(_enemyHp);\r
 316             ResultRank = CalcResultRank();\r
 317         }\r
 318 \r
 319         public void InspectCombinedBattleResult(dynamic json)\r
 320         {\r
 321             _escapingShips.Clear();\r
 322             ShowResultCombined();\r
 323             CleanupResult();\r
 324             if ((int)json.api_escape_flag == 0)\r
 325                 return;\r
 326             var damaged = (int)json.api_escape.api_escape_idx[0] - 1;\r
 327             _escapingShips.Add(_shipInfo.GetDeck(damaged / 6)[damaged % 6]);\r
 328             var escort = (int)json.api_escape.api_tow_idx[0] - 1;\r
 329             _escapingShips.Add(_shipInfo.GetDeck(escort / 6)[escort % 6]);\r
 330         }\r
 331 \r
 332         private void ShowResultCombined(bool warnDamagedShip = true)\r
 333         {\r
 334             if (_friend == null)\r
 335                 return;\r
 336             var ships = _shipInfo.GetShipStatuses(0).Concat(_shipInfo.GetShipStatuses(1)).ToArray();\r
 337             foreach (var e in ships.Zip(_friend.Concat(_guard), (ship, now) => new {ship, now}))\r
 338                 e.now.UpdateShipStatus(e.ship);\r
 339             if (warnDamagedShip)\r
 340                 _shipInfo.SetBadlyDamagedShips();\r
 341             SetEnemyResultStatus();\r
 342         }\r
 343 \r
 344         public void CauseCombinedBattleEscape()\r
 345         {\r
 346             _shipInfo.SetEscapedShips(_escapingShips);\r
 347             _shipInfo.SetBadlyDamagedShips();\r
 348         }\r
 349 \r
 350         private class Record\r
 351         {\r
 352             private int _maxHp;\r
 353             private ItemStatus[] _slot;\r
 354             private ItemStatus _slotEx;\r
 355             public int NowHp;\r
 356             public int StartHp;\r
 357             public int Damage;\r
 358 \r
 359             public static Record[] Setup(int[] rawHp, int[] rawMax, ItemStatus[][] slots, ItemStatus[] slotEx)\r
 360             {\r
 361                 var hp = rawHp.Skip(1).Take(6).TakeWhile(h => h != -1).ToArray();\r
 362                 var max = rawMax.Skip(1).Take(6).TakeWhile(h => h != -1).ToArray();\r
 363                 var r = new Record[hp.Length];\r
 364                 for (var i = 0; i < hp.Length; i++)\r
 365                 {\r
 366                     r[i] = new Record\r
 367                     {\r
 368                         NowHp = hp[i],\r
 369                         StartHp = hp[i],\r
 370                         _maxHp = max[i],\r
 371                         _slot = slots[i].ToArray(),\r
 372                         _slotEx = slotEx[i],\r
 373                     };\r
 374                 }\r
 375                 return r;\r
 376             }\r
 377 \r
 378             public void ApplyDamage(int damage)\r
 379             {\r
 380                 if (NowHp > damage)\r
 381                 {\r
 382                     NowHp -= damage;\r
 383                     Damage += damage;\r
 384                     return;\r
 385                 }\r
 386                 Damage += NowHp;\r
 387                 NowHp = 0;\r
 388                 if (_slotEx.Spec.Id == 42) // ダメコン\r
 389                 {\r
 390                     _slotEx = new ItemStatus();\r
 391                     NowHp = (int)(_maxHp * 0.2);\r
 392                     return;\r
 393                 }\r
 394                 if (_slotEx.Spec.Id == 43) // 女神\r
 395                 {\r
 396                     _slotEx = new ItemStatus();\r
 397                     NowHp = _maxHp;\r
 398                     return;\r
 399                 }\r
 400                 for (var j = 0; j < _slot.Length; j++)\r
 401                 {\r
 402                     var id = _slot[j].Spec.Id;\r
 403                     if (id == 42) // ダメコン\r
 404                     {\r
 405                         _slot[j] = new ItemStatus();\r
 406                         NowHp = (int)(_maxHp * 0.2);\r
 407                         break;\r
 408                     }\r
 409                     if (id == 43) // 女神\r
 410                     {\r
 411                         _slot[j] = new ItemStatus();\r
 412                         NowHp = _maxHp;\r
 413                         break;\r
 414                     }\r
 415                 }\r
 416             }\r
 417 \r
 418             public void UpdateShipStatus(ShipStatus ship)\r
 419             {\r
 420                 ship.NowHp = NowHp;\r
 421                 ship.Slot = _slot;\r
 422                 ship.SlotEx = _slotEx;\r
 423             }\r
 424         }\r
 425 \r
 426         // 以下のコードは航海日誌拡張版の以下のファイルのcalcResultRankを移植したもの\r
 427         // https://github.com/nekopanda/logbook/blob/94ceca4be6d4ce79a8759d1ee747fb9827c08edc/main/logbook/dto/BattleExDto.java\r
 428         //\r
 429         // The MIT License (MIT)\r
 430         //\r
 431         // Copyright (c) 2014-2015 航海日誌拡張版開発者\r
 432         //\r
 433         // Permission is hereby granted, free of charge, to any person obtaining a copy\r
 434         // of this software and associated documentation files (the "Software"), to deal\r
 435         // in the Software without restriction, including without limitation the rights\r
 436         // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell\r
 437         // copies of the Software, and to permit persons to whom the Software is\r
 438         // furnished to do so, subject to the following conditions:\r
 439         //\r
 440         // The above copyright notice and this permission notice shall be included in\r
 441         // all copies or substantial portions of the Software.\r
 442         //\r
 443         // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\r
 444         // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\r
 445         // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\r
 446         // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\r
 447         // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\r
 448         // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN\r
 449         // THE SOFTWARE.\r
 450         //\r
 451         private BattleResultRank CalcResultRank()\r
 452         {\r
 453             var combined = _friend.Concat(_guard).ToArray();\r
 454             // 戦闘後に残っている艦数\r
 455             var friendNowShips = combined.Count(r => r.NowHp > 0);\r
 456             var enemyNowShips = _enemyHp.Count(hp => hp > 0);\r
 457             // 総ダメージ\r
 458             var friendGauge = combined.Sum(r => r.Damage);\r
 459             var enemyGauge = _enemyStartHp.Sum() - _enemyHp.Sum();\r
 460             // 轟沈・撃沈数\r
 461             var friendSunk = combined.Count(r => r.NowHp == 0);\r
 462             var enemySunk = _enemyHp.Count(hp => hp == 0);\r
 463 \r
 464             var friendGaugeRate = Floor((double)friendGauge / combined.Sum(r => r.StartHp) * 100);\r
 465             var enemyGaugeRate = Floor((double)enemyGauge / _enemyStartHp.Sum() * 100);\r
 466             var equalOrMore = enemyGaugeRate > (0.9 * friendGaugeRate);\r
 467             var superior = enemyGaugeRate > 0 && enemyGaugeRate > (2.5 * friendGaugeRate);\r
 468 \r
 469             if (friendSunk == 0)\r
 470             {\r
 471                 if (enemyNowShips == 0)\r
 472                 {\r
 473                     if (friendGauge == 0)\r
 474                         return BattleResultRank.P;\r
 475                     return BattleResultRank.S;\r
 476                 }\r
 477                 if (_enemyHp.Length == 6)\r
 478                 {\r
 479                     if (enemySunk >= 4)\r
 480                         return BattleResultRank.A;\r
 481                 }\r
 482                 else if (enemySunk * 2 >= _enemyHp.Length)\r
 483                 {\r
 484                     return BattleResultRank.A;\r
 485                 }\r
 486                 if (_enemyHp[0] == 0)\r
 487                     return BattleResultRank.B;\r
 488                 if (superior)\r
 489                     return BattleResultRank.B;\r
 490             }\r
 491             else\r
 492             {\r
 493                 if (enemyNowShips == 0)\r
 494                     return BattleResultRank.B;\r
 495                 if (_enemyHp[0] == 0 && friendSunk < enemySunk)\r
 496                     return BattleResultRank.B;\r
 497                 if (superior)\r
 498                     return BattleResultRank.B;\r
 499                 if (_enemyHp[0] == 0)\r
 500                     return BattleResultRank.C;\r
 501             }\r
 502             if (enemyGauge > 0 && equalOrMore)\r
 503                 return BattleResultRank.C;\r
 504             if (friendSunk > 0 && friendNowShips == 1)\r
 505                 return BattleResultRank.E;\r
 506             return BattleResultRank.D;\r
 507         }\r
 508     }\r
 509 }