KancolleSniffer/BattleInfo.cs

   1 // Copyright (C) 2014, 2015 Kazuhiro Fujieda <fujieda@users.osdn.me>\r
   2 // \r
   3 // This program is part of KancolleSniffer.\r
   4 //\r
   5 // KancolleSniffer is free software: you can redistribute it and/or modify\r
   6 // it under the terms of the GNU General Public License as published by\r
   7 // the Free Software Foundation, either version 3 of the License, or\r
   8 // (at your option) any later version.\r
   9 //\r
  10 // This program is distributed in the hope that it will be useful,\r
  11 // but WITHOUT ANY WARRANTY; without even the implied warranty of\r
  12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\r
  13 // GNU General Public License for more details.\r
  14 //\r
  15 // You should have received a copy of the GNU General Public License\r
  16 // along with this program; if not, see <http://www.gnu.org/licenses/>.\r
  17 \r
  18 using System.Collections.Generic;\r
  19 using System.Linq;\r
  20 using static System.Math;\r
  21 \r
  22 namespace KancolleSniffer\r
  23 {\r
  24     public enum BattleResultRank\r
  25     {\r
  26         P,\r
  27         S,\r
  28         A,\r
  29         B,\r
  30         C,\r
  31         D,\r
  32         E\r
  33     }\r
  34 \r
  35     public class BattleInfo\r
  36     {\r
  37         private readonly ShipInfo _shipInfo;\r
  38         private readonly ItemInfo _itemInfo;\r
  39         private int _fleet;\r
  40         private Record[] _friend;\r
  41         private Record[] _guard;\r
  42         private int[] _enemyHp;\r
  43         private int[] _enemyStartHp;\r
  44         private readonly List<int> _escapingShips = new List<int>();\r
  45 \r
  46         public const int IncollectFighterPowerFlag = 0x10000;\r
  47         public bool InBattle { get; set; }\r
  48         public string Formation { get; private set; }\r
  49         public int EnemyFighterPower { get; private set; }\r
  50         public bool HasDamagedShip { get; set; }\r
  51         public string[] DamagedShipNames { get; private set; }\r
  52         public int AirControlLevel { get; private set; }\r
  53         public BattleResultRank ResultRank { get; private set; }\r
  54         public ShipStatus[] EnemyResultStatus { get; private set; }\r
  55 \r
  56         public BattleInfo(ShipInfo shipInfo, ItemInfo itemInfo)\r
  57         {\r
  58             _shipInfo = shipInfo;\r
  59             _itemInfo = itemInfo;\r
  60         }\r
  61 \r
  62         public void InspectBattle(dynamic json)\r
  63         {\r
  64             InBattle = true;\r
  65             Formation = FormationName(json);\r
  66             EnemyFighterPower = CalcEnemyFighterPower(json);\r
  67             AirControlLevel = CheckAirControlLevel(json);\r
  68             ShowResult(false); // 昼戦の結果を夜戦のときに表示する\r
  69             SetupResult(json);\r
  70             if (IsNightBattle(json))\r
  71                 CalcHougekiDamage(json.api_hougeki, _friend, _enemyHp);\r
  72             else\r
  73                 CalcDamage(json);\r
  74             ClearOverKill(_enemyHp);\r
  75             ResultRank = CalcResultRank();\r
  76         }\r
  77 \r
  78         private int DeckId(dynamic json)\r
  79         {\r
  80             if (json.api_dock_id()) // 昼戦はtypoしている\r
  81                 return (int)json.api_dock_id - 1;\r
  82             if (json.api_deck_id is string) // 通常の夜戦では文字列\r
  83                 return int.Parse(json.api_deck_id) - 1;\r
  84             return (int)json.api_deck_id - 1;\r
  85         }\r
  86 \r
  87         private string FormationName(dynamic json)\r
  88         {\r
  89             if (!json.api_formation()) // 演習の夜戦\r
  90                 return "";\r
  91             switch ((int)json.api_formation[2])\r
  92             {\r
  93                 case 1:\r
  94                     return "同航戦";\r
  95                 case 2:\r
  96                     return "反航戦";\r
  97                 case 3:\r
  98                     return "T字有利";\r
  99                 case 4:\r
 100                     return "T字不利";\r
 101             }\r
 102             return "";\r
 103         }\r
 104 \r
 105         private void SetupResult(dynamic json)\r
 106         {\r
 107             if (_friend != null)\r
 108                 return;\r
 109             var combined = json.api_nowhps_combined();\r
 110             var nowhps = (int[])json.api_nowhps;\r
 111             _fleet = combined ? 0 : DeckId(json);\r
 112             var fstats = _shipInfo.GetShipStatuses(_fleet);\r
 113             _friend = Record.Setup(\r
 114                 nowhps, (int[])json.api_maxhps,\r
 115                 fstats.Select(s => s.Slot).ToArray(),\r
 116                 fstats.Select(s => s.SlotEx).ToArray());\r
 117             _enemyHp = nowhps.Skip(7).TakeWhile(hp => hp != -1).ToArray();\r
 118             _enemyStartHp = (int[])_enemyHp.Clone();\r
 119             EnemyResultStatus =\r
 120                 (from id in ((int[])json.api_ship_ke).Skip(1)\r
 121                     where id != -1\r
 122                     select new ShipStatus {Id = id, Spec = _shipInfo.GetSpec(id)}).ToArray();\r
 123             if (combined)\r
 124             {\r
 125                 var gstats = _shipInfo.GetShipStatuses(1);\r
 126                 _guard = Record.Setup(\r
 127                     (int[])json.api_nowhps_combined,\r
 128                     (int[])json.api_maxhps_combined,\r
 129                     gstats.Select(s => s.Slot).ToArray(),\r
 130                     gstats.Select(s => s.SlotEx).ToArray());\r
 131             }\r
 132             else\r
 133             {\r
 134                 _guard = new Record[0];\r
 135             }\r
 136         }\r
 137 \r
 138         public void CleanupResult()\r
 139         {\r
 140             _friend = null;\r
 141         }\r
 142 \r
 143         private int CheckAirControlLevel(dynamic json)\r
 144         {\r
 145             if (!json.api_kouku())\r
 146                 return -1;\r
 147             var stage1 = json.api_kouku.api_stage1;\r
 148             if (stage1 == null)\r
 149                 return -1;\r
 150             if (stage1.api_f_count == 0 && stage1.api_e_count == 0)\r
 151                 return -1;\r
 152             return (int)stage1.api_disp_seiku;\r
 153         }\r
 154 \r
 155         private int CalcEnemyFighterPower(dynamic json)\r
 156         {\r
 157             var missing = 0;\r
 158             var maxEq = ((int[])json.api_ship_ke).Skip(1).SelectMany(id =>\r
 159             {\r
 160                 var r = _shipInfo.GetSpec(id).MaxEq;\r
 161                 if (r != null)\r
 162                     return r;\r
 163                 missing = IncollectFighterPowerFlag;\r
 164                 return new int[5];\r
 165             });\r
 166             var equips = ((int[][])json.api_eSlot).SelectMany(x => x);\r
 167             return (from slot in equips.Zip(maxEq, (id, max) => new {id, max})\r
 168                 let spec = _itemInfo.GetSpecByItemId(slot.id)\r
 169                 where spec.CanAirCombat\r
 170                 select (int)Floor(spec.AntiAir * Sqrt(slot.max))).DefaultIfEmpty().Sum() | missing;\r
 171         }\r
 172 \r
 173         private void CalcDamage(dynamic json, bool surfaceFleet = false)\r
 174         {\r
 175             var combined = json.api_nowhps_combined();\r
 176             if (json.api_kouku.api_stage3 != null)\r
 177                 CalcSimpleDamage(json.api_kouku.api_stage3, _friend, _enemyHp);\r
 178             if (json.api_kouku.api_stage3_combined() && json.api_kouku.api_stage3_combined != null)\r
 179                 CalcSimpleDamage(json.api_kouku.api_stage3_combined.api_fdam, _guard);\r
 180             if (json.api_kouku2()) // 航空戦2回目\r
 181             {\r
 182                 if (json.api_kouku2.api_stage3 != null)\r
 183                     CalcSimpleDamage(json.api_kouku2.api_stage3, _friend, _enemyHp);\r
 184                 if (json.api_kouku2.api_stage3_combined() && json.api_kouku2.api_stage3_combined != null)\r
 185                     CalcSimpleDamage(json.api_kouku2.api_stage3_combined.api_fdam, _guard);\r
 186             }\r
 187             if (!json.api_opening_atack()) // 航空戦のみ\r
 188                 return;\r
 189             if (json.api_support_info() && json.api_support_info != null)\r
 190                 CalcSupportDamage(json.api_support_info);\r
 191             if (json.api_opening_atack != null)\r
 192             {\r
 193                 var friend = combined ? _guard : _friend; // 雷撃の対象は護衛\r
 194                 CalcSimpleDamage(json.api_opening_atack, friend, _enemyHp);\r
 195             }\r
 196             if (json.api_hougeki1() && json.api_hougeki1 != null)\r
 197             {\r
 198                 var friend = combined && !surfaceFleet ? _guard : _friend; // 空母機動部隊は一巡目が護衛\r
 199                 CalcHougekiDamage(json.api_hougeki1, friend, _enemyHp);\r
 200             }\r
 201             if (json.api_hougeki2() && json.api_hougeki2 != null)\r
 202             {\r
 203                 CalcHougekiDamage(json.api_hougeki2, _friend, _enemyHp);\r
 204             }\r
 205             if (json.api_hougeki3() && json.api_hougeki3 != null)\r
 206             {\r
 207                 var friend = combined && surfaceFleet ? _guard : _friend; // 水上打撃部隊は三順目が護衛\r
 208                 CalcHougekiDamage(json.api_hougeki3, friend, _enemyHp);\r
 209             }\r
 210             if (json.api_raigeki() && json.api_raigeki != null)\r
 211             {\r
 212                 var friend = combined ? _guard : _friend;\r
 213                 CalcSimpleDamage(json.api_raigeki, friend, _enemyHp);\r
 214             }\r
 215         }\r
 216 \r
 217         private void CalcSupportDamage(dynamic json)\r
 218         {\r
 219             if (json.api_support_hourai != null)\r
 220                 CalcSimpleDamage(json.api_support_hourai.api_damage, _enemyHp);\r
 221             else if (json.api_support_airatack != null)\r
 222             {\r
 223                 var stage3 = json.api_support_airatack.api_stage3;\r
 224                 if (stage3 != null)\r
 225                     CalcSimpleDamage(stage3.api_edam, _enemyHp);\r
 226             }\r
 227         }\r
 228 \r
 229         private bool IsNightBattle(dynamic json) => json.api_hougeki();\r
 230 \r
 231         private void CalcSimpleDamage(dynamic json, Record[] friend, int[] enemy)\r
 232         {\r
 233             CalcSimpleDamage(json.api_fdam, friend);\r
 234             CalcSimpleDamage(json.api_edam, enemy);\r
 235         }\r
 236 \r
 237         private void CalcSimpleDamage(dynamic rawDamage, Record[] result)\r
 238         {\r
 239             var damage = (int[])rawDamage;\r
 240             for (var i = 0; i < result.Length; i++)\r
 241                 result[i].ApplyDamage(damage[i + 1]);\r
 242         }\r
 243 \r
 244         private void CalcSimpleDamage(dynamic rawDamage, int[] result)\r
 245         {\r
 246             var damage = (int[])rawDamage;\r
 247             for (var i = 0; i < result.Length; i++)\r
 248                 result[i] -= damage[i + 1];\r
 249         }\r
 250 \r
 251         private void CalcHougekiDamage(dynamic hougeki, Record[] friend, int[] enemy)\r
 252         {\r
 253             var targets = ((dynamic[])hougeki.api_df_list).Skip(1).SelectMany(x => (int[])x);\r
 254             var damages = ((dynamic[])hougeki.api_damage).Skip(1).SelectMany(x => (double[])x);\r
 255             foreach (var hit in targets.Zip(damages, (t, d) => new {t, d}))\r
 256             {\r
 257                 if (hit.t == -1)\r
 258                     continue;\r
 259                 if (hit.t <= 6)\r
 260                     friend[hit.t - 1].ApplyDamage((int)hit.d);\r
 261                 else\r
 262                     enemy[(hit.t - 1) % 6] -= (int)hit.d;\r
 263             }\r
 264         }\r
 265 \r
 266         private void ClearOverKill(int[] result)\r
 267         {\r
 268             for (var i = 0; i < result.Length; i++)\r
 269                 if (result[i] < 0)\r
 270                     result[i] = 0;\r
 271         }\r
 272 \r
 273         public void InspectBattleResult(dynamic json)\r
 274         {\r
 275             ShowResult();\r
 276             CleanupResult();\r
 277         }\r
 278 \r
 279         public void InspectPracticeResult(dynamic json)\r
 280         {\r
 281             ShowResult(false);\r
 282             CleanupResult();\r
 283         }\r
 284 \r
 285         private void ShowResult(bool warnDamagedShip = true)\r
 286         {\r
 287             if (_friend == null)\r
 288                 return;\r
 289             var ships = _shipInfo.GetShipStatuses(_fleet);\r
 290             foreach (var e in ships.Zip(_friend, (ship, now) => new {ship, now}))\r
 291                 e.now.UpdateShipStatus(e.ship);\r
 292             if (warnDamagedShip)\r
 293                 UpdateDamgedShipNames(ships);\r
 294             SetEnemyResultStatus();\r
 295         }\r
 296 \r
 297         private void SetEnemyResultStatus()\r
 298         {\r
 299             for (var i = 0; i < EnemyResultStatus.Length; i++)\r
 300             {\r
 301                 EnemyResultStatus[i].MaxHp = _enemyStartHp[i];\r
 302                 EnemyResultStatus[i].NowHp = _enemyHp[i];\r
 303             }\r
 304         }\r
 305 \r
 306         private void UpdateDamgedShipNames(IEnumerable<ShipStatus> ships)\r
 307         {\r
 308             DamagedShipNames =\r
 309                 (from s in ships where s.DamageLevel == ShipStatus.Damage.Badly && !s.Escaped select s.Name).ToArray();\r
 310             HasDamagedShip = DamagedShipNames.Any();\r
 311         }\r
 312 \r
 313         public void InspectCombinedBattle(dynamic json, bool surfaceFleet)\r
 314         {\r
 315             InBattle = true;\r
 316             Formation = FormationName(json);\r
 317             EnemyFighterPower = CalcEnemyFighterPower(json);\r
 318             AirControlLevel = CheckAirControlLevel(json);\r
 319             _fleet = 10;\r
 320             ShowResultCombined(false);\r
 321             SetupResult(json);\r
 322             if (IsNightBattle(json))\r
 323                 CalcHougekiDamage(json.api_hougeki, _guard, _enemyHp);\r
 324             else\r
 325                 CalcDamage(json, surfaceFleet);\r
 326             ClearOverKill(_enemyHp);\r
 327             ResultRank = CalcResultRank();\r
 328         }\r
 329 \r
 330         public void InspectCombinedBattleResult(dynamic json)\r
 331         {\r
 332             _escapingShips.Clear();\r
 333             ShowResultCombined();\r
 334             CleanupResult();\r
 335             if ((int)json.api_escape_flag == 0)\r
 336                 return;\r
 337             var damaged = (int)json.api_escape.api_escape_idx[0] - 1;\r
 338             _escapingShips.Add(_shipInfo.GetDeck(damaged / 6)[damaged % 6]);\r
 339             var escort = (int)json.api_escape.api_tow_idx[0] - 1;\r
 340             _escapingShips.Add(_shipInfo.GetDeck(escort / 6)[escort % 6]);\r
 341         }\r
 342 \r
 343         private void ShowResultCombined(bool warnDamagedShip = true)\r
 344         {\r
 345             if (_friend == null)\r
 346                 return;\r
 347             var ships = _shipInfo.GetShipStatuses(0).Concat(_shipInfo.GetShipStatuses(1)).ToArray();\r
 348             foreach (var e in ships.Zip(_friend.Concat(_guard), (ship, now) => new {ship, now}))\r
 349                 e.now.UpdateShipStatus(e.ship);\r
 350             if (warnDamagedShip)\r
 351                 UpdateDamgedShipNames(ships);\r
 352             SetEnemyResultStatus();\r
 353         }\r
 354 \r
 355         public void CauseCombinedBattleEscape()\r
 356         {\r
 357             _shipInfo.SetEscapedShips(_escapingShips);\r
 358             UpdateDamgedShipNames(_shipInfo.GetShipStatuses(0).Concat(_shipInfo.GetShipStatuses(1)));\r
 359         }\r
 360 \r
 361         private class Record\r
 362         {\r
 363             private int _maxHp;\r
 364             private ItemStatus[] _slot;\r
 365             private ItemStatus _slotEx;\r
 366             public int NowHp;\r
 367             public int StartHp;\r
 368             public int Damage;\r
 369 \r
 370             public static Record[] Setup(int[] rawHp, int[] rawMax, ItemStatus[][] slots, ItemStatus[] slotEx)\r
 371             {\r
 372                 var hp = rawHp.Skip(1).Take(6).TakeWhile(h => h != -1).ToArray();\r
 373                 var max = rawMax.Skip(1).Take(6).TakeWhile(h => h != -1).ToArray();\r
 374                 var r = new Record[hp.Length];\r
 375                 for (var i = 0; i < hp.Length; i++)\r
 376                 {\r
 377                     r[i] = new Record\r
 378                     {\r
 379                         NowHp = hp[i],\r
 380                         StartHp = hp[i],\r
 381                         _maxHp = max[i],\r
 382                         _slot = slots[i].ToArray(),\r
 383                         _slotEx = slotEx[i],\r
 384                     };\r
 385                 }\r
 386                 return r;\r
 387             }\r
 388 \r
 389             public void ApplyDamage(int damage)\r
 390             {\r
 391                 if (NowHp > damage)\r
 392                 {\r
 393                     NowHp -= damage;\r
 394                     Damage += damage;\r
 395                     return;\r
 396                 }\r
 397                 Damage += NowHp;\r
 398                 NowHp = 0;\r
 399                 if (_slotEx.Spec.Id == 42) // ダメコン\r
 400                 {\r
 401                     _slotEx = new ItemStatus();\r
 402                     NowHp = (int)(_maxHp * 0.2);\r
 403                     return;\r
 404                 }\r
 405                 if (_slotEx.Spec.Id == 43) // 女神\r
 406                 {\r
 407                     _slotEx = new ItemStatus();\r
 408                     NowHp = _maxHp;\r
 409                     return;\r
 410                 }\r
 411                 for (var j = 0; j < _slot.Length; j++)\r
 412                 {\r
 413                     var id = _slot[j].Spec.Id;\r
 414                     if (id == 42) // ダメコン\r
 415                     {\r
 416                         _slot[j] = new ItemStatus();\r
 417                         NowHp = (int)(_maxHp * 0.2);\r
 418                         break;\r
 419                     }\r
 420                     if (id == 43) // 女神\r
 421                     {\r
 422                         _slot[j] = new ItemStatus();\r
 423                         NowHp = _maxHp;\r
 424                         break;\r
 425                     }\r
 426                 }\r
 427             }\r
 428 \r
 429             public void UpdateShipStatus(ShipStatus ship)\r
 430             {\r
 431                 ship.NowHp = NowHp;\r
 432                 ship.Slot = _slot;\r
 433                 ship.SlotEx = _slotEx;\r
 434             }\r
 435         }\r
 436 \r
 437         // 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
 438         // https://github.com/nekopanda/logbook/blob/94ceca4be6d4ce79a8759d1ee747fb9827c08edc/main/logbook/dto/BattleExDto.java\r
 439         //\r
 440         // The MIT License (MIT)\r
 441         //\r
 442         // Copyright (c) 2014-2015 航海日誌拡張版開発者\r
 443         //\r
 444         // Permission is hereby granted, free of charge, to any person obtaining a copy\r
 445         // of this software and associated documentation files (the "Software"), to deal\r
 446         // in the Software without restriction, including without limitation the rights\r
 447         // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell\r
 448         // copies of the Software, and to permit persons to whom the Software is\r
 449         // furnished to do so, subject to the following conditions:\r
 450         //\r
 451         // The above copyright notice and this permission notice shall be included in\r
 452         // all copies or substantial portions of the Software.\r
 453         //\r
 454         // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\r
 455         // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\r
 456         // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\r
 457         // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\r
 458         // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\r
 459         // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN\r
 460         // THE SOFTWARE.\r
 461         //\r
 462         private BattleResultRank CalcResultRank()\r
 463         {\r
 464             var combined = _friend.Concat(_guard).ToArray();\r
 465             // 戦闘後に残っている艦数\r
 466             var friendNowShips = combined.Count(r => r.NowHp > 0);\r
 467             var enemyNowShips = _enemyHp.Count(hp => hp > 0);\r
 468             // 総ダメージ\r
 469             var friendGauge = combined.Sum(r => r.Damage);\r
 470             var enemyGauge = _enemyStartHp.Sum() - _enemyHp.Sum();\r
 471             // 轟沈・撃沈数\r
 472             var friendSunk = combined.Count(r => r.NowHp == 0);\r
 473             var enemySunk = _enemyHp.Count(hp => hp == 0);\r
 474 \r
 475             var friendGaugeRate = Floor((double)friendGauge / combined.Sum(r => r.StartHp) * 100);\r
 476             var enemyGaugeRate = Floor((double)enemyGauge / _enemyStartHp.Sum() * 100);\r
 477             var equalOrMore = enemyGaugeRate > (0.9 * friendGaugeRate);\r
 478             var superior = enemyGaugeRate > 0 && enemyGaugeRate > (2.5 * friendGaugeRate);\r
 479 \r
 480             if (friendSunk == 0)\r
 481             {\r
 482                 if (enemyNowShips == 0)\r
 483                 {\r
 484                     if (friendGauge == 0)\r
 485                         return BattleResultRank.P;\r
 486                     return BattleResultRank.S;\r
 487                 }\r
 488                 if (_enemyHp.Length == 6)\r
 489                 {\r
 490                     if (enemySunk >= 4)\r
 491                         return BattleResultRank.A;\r
 492                 }\r
 493                 else if (enemySunk * 2 >= _enemyHp.Length)\r
 494                 {\r
 495                     return BattleResultRank.A;\r
 496                 }\r
 497                 if (_enemyHp[0] == 0)\r
 498                     return BattleResultRank.B;\r
 499                 if (superior)\r
 500                     return BattleResultRank.B;\r
 501             }\r
 502             else\r
 503             {\r
 504                 if (enemyNowShips == 0)\r
 505                     return BattleResultRank.B;\r
 506                 if (_enemyHp[0] == 0 && friendSunk < enemySunk)\r
 507                     return BattleResultRank.B;\r
 508                 if (superior)\r
 509                     return BattleResultRank.B;\r
 510                 if (_enemyHp[0] == 0)\r
 511                     return BattleResultRank.C;\r
 512             }\r
 513             if (enemyGauge > 0 && equalOrMore)\r
 514                 return BattleResultRank.C;\r
 515             if (friendSunk > 0 && friendNowShips == 1)\r
 516                 return BattleResultRank.E;\r
 517             return BattleResultRank.D;\r
 518         }\r
 519     }\r
 520 }