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     }\r
  31 \r
  32     public class BattleInfo\r
  33     {\r
  34         private readonly ShipInfo _shipInfo;\r
  35         private readonly ItemInfo _itemInfo;\r
  36         private int _fleet;\r
  37         private Record[] _friend;\r
  38         private Record[] _guard;\r
  39         private int[] _enemyHp;\r
  40         private int[] _enemyStartHp;\r
  41         private readonly List<int> _escapingShips = new List<int>();\r
  42 \r
  43         public const int IncollectFighterPowerFlag = 0x10000;\r
  44         public bool InBattle { get; set; }\r
  45         public string Formation { get; private set; }\r
  46         public int EnemyFighterPower { get; private set; }\r
  47         public int AirControlLevel { get; private set; }\r
  48         public BattleResultRank ResultRank { get; private set; }\r
  49         public ShipStatus[] EnemyResultStatus { get; private set; }\r
  50 \r
  51         public BattleInfo(ShipInfo shipInfo, ItemInfo itemInfo)\r
  52         {\r
  53             _shipInfo = shipInfo;\r
  54             _itemInfo = itemInfo;\r
  55         }\r
  56 \r
  57         public void InspectBattle(dynamic json)\r
  58         {\r
  59             InBattle = true;\r
  60             Formation = FormationName(json);\r
  61             EnemyFighterPower = CalcEnemyFighterPower(json);\r
  62             AirControlLevel = CheckAirControlLevel(json);\r
  63             ShowResult(false); // 昼戦の結果を夜戦のときに表示する\r
  64             SetupResult(json);\r
  65             if (IsNightBattle(json))\r
  66                 CalcHougekiDamage(json.api_hougeki, _friend, _enemyHp);\r
  67             else\r
  68                 CalcDamage(json);\r
  69             ClearOverKill(_enemyHp);\r
  70             ResultRank = CalcResultRank();\r
  71         }\r
  72 \r
  73         private int DeckId(dynamic json)\r
  74         {\r
  75             if (json.api_dock_id()) // 昼戦はtypoしている\r
  76                 return (int)json.api_dock_id - 1;\r
  77             if (json.api_deck_id is string) // 通常の夜戦では文字列\r
  78                 return int.Parse(json.api_deck_id) - 1;\r
  79             return (int)json.api_deck_id - 1;\r
  80         }\r
  81 \r
  82         private string FormationName(dynamic json)\r
  83         {\r
  84             if (!json.api_formation()) // 演習の夜戦\r
  85                 return "";\r
  86             switch ((int)json.api_formation[2])\r
  87             {\r
  88                 case 1:\r
  89                     return "同航戦";\r
  90                 case 2:\r
  91                     return "反航戦";\r
  92                 case 3:\r
  93                     return "T字有利";\r
  94                 case 4:\r
  95                     return "T字不利";\r
  96             }\r
  97             return "";\r
  98         }\r
  99 \r
 100         private void SetupResult(dynamic json)\r
 101         {\r
 102             if (_friend != null)\r
 103                 return;\r
 104             var combined = json.api_nowhps_combined();\r
 105             var nowhps = (int[])json.api_nowhps;\r
 106             _fleet = combined ? 0 : DeckId(json);\r
 107             var fstats = _shipInfo.GetShipStatuses(_fleet);\r
 108             _friend = Record.Setup(\r
 109                 nowhps, (int[])json.api_maxhps,\r
 110                 fstats.Select(s => s.Slot).ToArray(),\r
 111                 fstats.Select(s => s.SlotEx).ToArray());\r
 112             _enemyHp = nowhps.Skip(7).TakeWhile(hp => hp != -1).ToArray();\r
 113             _enemyStartHp = (int[])_enemyHp.Clone();\r
 114             EnemyResultStatus =\r
 115                 (from id in ((int[])json.api_ship_ke).Skip(1)\r
 116                     where id != -1\r
 117                     select new ShipStatus {Id = id, Spec = _shipInfo.GetSpec(id)}).ToArray();\r
 118             if (combined)\r
 119             {\r
 120                 var gstats = _shipInfo.GetShipStatuses(1);\r
 121                 _guard = Record.Setup(\r
 122                     (int[])json.api_nowhps_combined,\r
 123                     (int[])json.api_maxhps_combined,\r
 124                     gstats.Select(s => s.Slot).ToArray(),\r
 125                     gstats.Select(s => s.SlotEx).ToArray());\r
 126             }\r
 127             else\r
 128             {\r
 129                 _guard = new Record[0];\r
 130             }\r
 131         }\r
 132 \r
 133         public void CleanupResult()\r
 134         {\r
 135             _friend = null;\r
 136         }\r
 137 \r
 138         private int CheckAirControlLevel(dynamic json)\r
 139         {\r
 140             if (!json.api_kouku())\r
 141                 return -1;\r
 142             var stage1 = json.api_kouku.api_stage1;\r
 143             if (stage1 == null)\r
 144                 return -1;\r
 145             if (stage1.api_f_count == 0 && stage1.api_e_count == 0)\r
 146                 return -1;\r
 147             return (int)stage1.api_disp_seiku;\r
 148         }\r
 149 \r
 150         private int CalcEnemyFighterPower(dynamic json)\r
 151         {\r
 152             var missing = 0;\r
 153             var maxEq = ((int[])json.api_ship_ke).Skip(1).SelectMany(id =>\r
 154             {\r
 155                 var r = _shipInfo.GetSpec(id).MaxEq;\r
 156                 if (r != null)\r
 157                     return r;\r
 158                 missing = IncollectFighterPowerFlag;\r
 159                 return new int[5];\r
 160             });\r
 161             var equips = ((int[][])json.api_eSlot).SelectMany(x => x);\r
 162             return (from slot in equips.Zip(maxEq, (id, max) => new {id, max})\r
 163                 let spec = _itemInfo.GetSpecByItemId(slot.id)\r
 164                 where spec.CanAirCombat\r
 165                 select (int)Floor(spec.AntiAir * Sqrt(slot.max))).DefaultIfEmpty().Sum() | missing;\r
 166         }\r
 167 \r
 168         private void CalcDamage(dynamic json, bool surfaceFleet = false)\r
 169         {\r
 170             var combined = json.api_nowhps_combined();\r
 171             if (json.api_kouku.api_stage3 != null)\r
 172                 CalcSimpleDamage(json.api_kouku.api_stage3, _friend, _enemyHp);\r
 173             if (json.api_kouku.api_stage3_combined() && json.api_kouku.api_stage3_combined != null)\r
 174                 CalcSimpleDamage(json.api_kouku.api_stage3_combined.api_fdam, _guard);\r
 175             if (json.api_kouku2()) // 航空戦2回目\r
 176             {\r
 177                 if (json.api_kouku2.api_stage3 != null)\r
 178                     CalcSimpleDamage(json.api_kouku2.api_stage3, _friend, _enemyHp);\r
 179                 if (json.api_kouku2.api_stage3_combined() && json.api_kouku2.api_stage3_combined != null)\r
 180                     CalcSimpleDamage(json.api_kouku2.api_stage3_combined.api_fdam, _guard);\r
 181             }\r
 182             if (!json.api_opening_atack()) // 航空戦のみ\r
 183                 return;\r
 184             if (json.api_support_info() && json.api_support_info != null)\r
 185                 CalcSupportDamage(json.api_support_info);\r
 186             if (json.api_opening_atack != null)\r
 187             {\r
 188                 var friend = combined ? _guard : _friend; // 雷撃の対象は護衛\r
 189                 CalcSimpleDamage(json.api_opening_atack, friend, _enemyHp);\r
 190             }\r
 191             if (json.api_hougeki1() && json.api_hougeki1 != null)\r
 192             {\r
 193                 var friend = combined && !surfaceFleet ? _guard : _friend; // 空母機動部隊は一巡目が護衛\r
 194                 CalcHougekiDamage(json.api_hougeki1, friend, _enemyHp);\r
 195             }\r
 196             if (json.api_hougeki2() && json.api_hougeki2 != null)\r
 197             {\r
 198                 CalcHougekiDamage(json.api_hougeki2, _friend, _enemyHp);\r
 199             }\r
 200             if (json.api_hougeki3() && json.api_hougeki3 != null)\r
 201             {\r
 202                 var friend = combined && surfaceFleet ? _guard : _friend; // 水上打撃部隊は三順目が護衛\r
 203                 CalcHougekiDamage(json.api_hougeki3, friend, _enemyHp);\r
 204             }\r
 205             if (json.api_raigeki() && json.api_raigeki != null)\r
 206             {\r
 207                 var friend = combined ? _guard : _friend;\r
 208                 CalcSimpleDamage(json.api_raigeki, friend, _enemyHp);\r
 209             }\r
 210         }\r
 211 \r
 212         private void CalcSupportDamage(dynamic json)\r
 213         {\r
 214             if (json.api_support_hourai != null)\r
 215                 CalcSimpleDamage(json.api_support_hourai.api_damage, _enemyHp);\r
 216             else if (json.api_support_airatack != null)\r
 217             {\r
 218                 var stage3 = json.api_support_airatack.api_stage3;\r
 219                 if (stage3 != null)\r
 220                     CalcSimpleDamage(stage3.api_edam, _enemyHp);\r
 221             }\r
 222         }\r
 223 \r
 224         private bool IsNightBattle(dynamic json) => json.api_hougeki();\r
 225 \r
 226         private void CalcSimpleDamage(dynamic json, Record[] friend, int[] enemy)\r
 227         {\r
 228             CalcSimpleDamage(json.api_fdam, friend);\r
 229             CalcSimpleDamage(json.api_edam, enemy);\r
 230         }\r
 231 \r
 232         private void CalcSimpleDamage(dynamic rawDamage, Record[] result)\r
 233         {\r
 234             var damage = (int[])rawDamage;\r
 235             for (var i = 0; i < result.Length; i++)\r
 236                 result[i].ApplyDamage(damage[i + 1]);\r
 237         }\r
 238 \r
 239         private void CalcSimpleDamage(dynamic rawDamage, int[] result)\r
 240         {\r
 241             var damage = (int[])rawDamage;\r
 242             for (var i = 0; i < result.Length; i++)\r
 243                 result[i] -= damage[i + 1];\r
 244         }\r
 245 \r
 246         private void CalcHougekiDamage(dynamic hougeki, Record[] friend, int[] enemy)\r
 247         {\r
 248             var targets = ((dynamic[])hougeki.api_df_list).Skip(1).SelectMany(x => (int[])x);\r
 249             var damages = ((dynamic[])hougeki.api_damage).Skip(1).SelectMany(x => (double[])x);\r
 250             foreach (var hit in targets.Zip(damages, (t, d) => new {t, d}))\r
 251             {\r
 252                 if (hit.t == -1)\r
 253                     continue;\r
 254                 if (hit.t <= 6)\r
 255                     friend[hit.t - 1].ApplyDamage((int)hit.d);\r
 256                 else\r
 257                     enemy[(hit.t - 1) % 6] -= (int)hit.d;\r
 258             }\r
 259         }\r
 260 \r
 261         private void ClearOverKill(int[] result)\r
 262         {\r
 263             for (var i = 0; i < result.Length; i++)\r
 264                 if (result[i] < 0)\r
 265                     result[i] = 0;\r
 266         }\r
 267 \r
 268         public void InspectBattleResult(dynamic json)\r
 269         {\r
 270             ShowResult();\r
 271             CleanupResult();\r
 272         }\r
 273 \r
 274         public void InspectPracticeResult(dynamic json)\r
 275         {\r
 276             ShowResult(false);\r
 277             CleanupResult();\r
 278         }\r
 279 \r
 280         private void ShowResult(bool warnDamagedShip = true)\r
 281         {\r
 282             if (_friend == null)\r
 283                 return;\r
 284             var ships = _shipInfo.GetShipStatuses(_fleet);\r
 285             foreach (var e in ships.Zip(_friend, (ship, now) => new {ship, now}))\r
 286                 e.now.UpdateShipStatus(e.ship);\r
 287             if (warnDamagedShip)\r
 288                 _shipInfo.SetBadlyDamagedShips();\r
 289             SetEnemyResultStatus();\r
 290         }\r
 291 \r
 292         private void SetEnemyResultStatus()\r
 293         {\r
 294             for (var i = 0; i < EnemyResultStatus.Length; i++)\r
 295             {\r
 296                 EnemyResultStatus[i].MaxHp = _enemyStartHp[i];\r
 297                 EnemyResultStatus[i].NowHp = _enemyHp[i];\r
 298             }\r
 299         }\r
 300 \r
 301         public void InspectCombinedBattle(dynamic json, bool surfaceFleet)\r
 302         {\r
 303             InBattle = true;\r
 304             Formation = FormationName(json);\r
 305             EnemyFighterPower = CalcEnemyFighterPower(json);\r
 306             AirControlLevel = CheckAirControlLevel(json);\r
 307             _fleet = 10;\r
 308             ShowResultCombined(false);\r
 309             SetupResult(json);\r
 310             if (IsNightBattle(json))\r
 311                 CalcHougekiDamage(json.api_hougeki, _guard, _enemyHp);\r
 312             else\r
 313                 CalcDamage(json, surfaceFleet);\r
 314             ClearOverKill(_enemyHp);\r
 315             ResultRank = CalcResultRank();\r
 316         }\r
 317 \r
 318         public void InspectCombinedBattleResult(dynamic json)\r
 319         {\r
 320             _escapingShips.Clear();\r
 321             ShowResultCombined();\r
 322             CleanupResult();\r
 323             if ((int)json.api_escape_flag == 0)\r
 324                 return;\r
 325             var damaged = (int)json.api_escape.api_escape_idx[0] - 1;\r
 326             _escapingShips.Add(_shipInfo.GetDeck(damaged / 6)[damaged % 6]);\r
 327             var escort = (int)json.api_escape.api_tow_idx[0] - 1;\r
 328             _escapingShips.Add(_shipInfo.GetDeck(escort / 6)[escort % 6]);\r
 329         }\r
 330 \r
 331         private void ShowResultCombined(bool warnDamagedShip = true)\r
 332         {\r
 333             if (_friend == null)\r
 334                 return;\r
 335             var ships = _shipInfo.GetShipStatuses(0).Concat(_shipInfo.GetShipStatuses(1)).ToArray();\r
 336             foreach (var e in ships.Zip(_friend.Concat(_guard), (ship, now) => new {ship, now}))\r
 337                 e.now.UpdateShipStatus(e.ship);\r
 338             if (warnDamagedShip)\r
 339                 _shipInfo.SetBadlyDamagedShips();\r
 340             SetEnemyResultStatus();\r
 341         }\r
 342 \r
 343         public void CauseCombinedBattleEscape()\r
 344         {\r
 345             _shipInfo.SetEscapedShips(_escapingShips);\r
 346             _shipInfo.SetBadlyDamagedShips();\r
 347         }\r
 348 \r
 349         private class Record\r
 350         {\r
 351             private int _maxHp;\r
 352             private ItemStatus[] _slot;\r
 353             private ItemStatus _slotEx;\r
 354             public int NowHp;\r
 355             public int StartHp;\r
 356             public int Damage;\r
 357 \r
 358             public static Record[] Setup(int[] rawHp, int[] rawMax, ItemStatus[][] slots, ItemStatus[] slotEx)\r
 359             {\r
 360                 var hp = rawHp.Skip(1).Take(6).TakeWhile(h => h != -1).ToArray();\r
 361                 var max = rawMax.Skip(1).Take(6).TakeWhile(h => h != -1).ToArray();\r
 362                 var r = new Record[hp.Length];\r
 363                 for (var i = 0; i < hp.Length; i++)\r
 364                 {\r
 365                     r[i] = new Record\r
 366                     {\r
 367                         NowHp = hp[i],\r
 368                         StartHp = hp[i],\r
 369                         _maxHp = max[i],\r
 370                         _slot = slots[i].ToArray(),\r
 371                         _slotEx = slotEx[i],\r
 372                     };\r
 373                 }\r
 374                 return r;\r
 375             }\r
 376 \r
 377             public void ApplyDamage(int damage)\r
 378             {\r
 379                 if (NowHp > damage)\r
 380                 {\r
 381                     NowHp -= damage;\r
 382                     Damage += damage;\r
 383                     return;\r
 384                 }\r
 385                 Damage += NowHp;\r
 386                 NowHp = 0;\r
 387                 if (_slotEx.Spec.Id == 42) // ダメコン\r
 388                 {\r
 389                     _slotEx = new ItemStatus();\r
 390                     NowHp = (int)(_maxHp * 0.2);\r
 391                     return;\r
 392                 }\r
 393                 if (_slotEx.Spec.Id == 43) // 女神\r
 394                 {\r
 395                     _slotEx = new ItemStatus();\r
 396                     NowHp = _maxHp;\r
 397                     return;\r
 398                 }\r
 399                 for (var j = 0; j < _slot.Length; j++)\r
 400                 {\r
 401                     var id = _slot[j].Spec.Id;\r
 402                     if (id == 42) // ダメコン\r
 403                     {\r
 404                         _slot[j] = new ItemStatus();\r
 405                         NowHp = (int)(_maxHp * 0.2);\r
 406                         break;\r
 407                     }\r
 408                     if (id == 43) // 女神\r
 409                     {\r
 410                         _slot[j] = new ItemStatus();\r
 411                         NowHp = _maxHp;\r
 412                         break;\r
 413                     }\r
 414                 }\r
 415             }\r
 416 \r
 417             public void UpdateShipStatus(ShipStatus ship)\r
 418             {\r
 419                 ship.NowHp = NowHp;\r
 420                 ship.Slot = _slot;\r
 421                 ship.SlotEx = _slotEx;\r
 422             }\r
 423         }\r
 424 \r
 425         // 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
 426         // https://github.com/nekopanda/logbook/blob/94ceca4be6d4ce79a8759d1ee747fb9827c08edc/main/logbook/dto/BattleExDto.java\r
 427         //\r
 428         // The MIT License (MIT)\r
 429         //\r
 430         // Copyright (c) 2014-2015 航海日誌拡張版開発者\r
 431         //\r
 432         // Permission is hereby granted, free of charge, to any person obtaining a copy\r
 433         // of this software and associated documentation files (the "Software"), to deal\r
 434         // in the Software without restriction, including without limitation the rights\r
 435         // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell\r
 436         // copies of the Software, and to permit persons to whom the Software is\r
 437         // furnished to do so, subject to the following conditions:\r
 438         //\r
 439         // The above copyright notice and this permission notice shall be included in\r
 440         // all copies or substantial portions of the Software.\r
 441         //\r
 442         // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\r
 443         // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\r
 444         // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\r
 445         // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\r
 446         // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\r
 447         // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN\r
 448         // THE SOFTWARE.\r
 449         //\r
 450         private BattleResultRank CalcResultRank()\r
 451         {\r
 452             var combined = _friend.Concat(_guard).ToArray();\r
 453             // 戦闘後に残っている艦数\r
 454             var friendNowShips = combined.Count(r => r.NowHp > 0);\r
 455             var enemyNowShips = _enemyHp.Count(hp => hp > 0);\r
 456             // 総ダメージ\r
 457             var friendGauge = combined.Sum(r => r.Damage);\r
 458             var enemyGauge = _enemyStartHp.Sum() - _enemyHp.Sum();\r
 459             // 轟沈・撃沈数\r
 460             var friendSunk = combined.Count(r => r.NowHp == 0);\r
 461             var enemySunk = _enemyHp.Count(hp => hp == 0);\r
 462 \r
 463             var friendGaugeRate = Floor((double)friendGauge / combined.Sum(r => r.StartHp) * 100);\r
 464             var enemyGaugeRate = Floor((double)enemyGauge / _enemyStartHp.Sum() * 100);\r
 465             var equalOrMore = enemyGaugeRate > (0.9 * friendGaugeRate);\r
 466             var superior = enemyGaugeRate > 0 && enemyGaugeRate > (2.5 * friendGaugeRate);\r
 467 \r
 468             if (friendSunk == 0)\r
 469             {\r
 470                 if (enemyNowShips == 0)\r
 471                 {\r
 472                     if (friendGauge == 0)\r
 473                         return BattleResultRank.P;\r
 474                     return BattleResultRank.S;\r
 475                 }\r
 476                 if (_enemyHp.Length == 6)\r
 477                 {\r
 478                     if (enemySunk >= 4)\r
 479                         return BattleResultRank.A;\r
 480                 }\r
 481                 else if (enemySunk * 2 >= _enemyHp.Length)\r
 482                 {\r
 483                     return BattleResultRank.A;\r
 484                 }\r
 485                 if (_enemyHp[0] == 0)\r
 486                     return BattleResultRank.B;\r
 487                 if (superior)\r
 488                     return BattleResultRank.B;\r
 489             }\r
 490             else\r
 491             {\r
 492                 if (enemyNowShips == 0)\r
 493                     return BattleResultRank.B;\r
 494                 if (_enemyHp[0] == 0 && friendSunk < enemySunk)\r
 495                     return BattleResultRank.B;\r
 496                 if (superior)\r
 497                     return BattleResultRank.B;\r
 498                 if (_enemyHp[0] == 0)\r
 499                     return BattleResultRank.C;\r
 500             }\r
 501             if (enemyGauge > 0 && equalOrMore)\r
 502                 return BattleResultRank.C;\r
 503             if (friendSunk > 0 && friendNowShips == 1)\r
 504                 return BattleResultRank.E;\r
 505             return BattleResultRank.D;\r
 506         }\r
 507     }\r
 508 }