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 bool InBattle { get; set; }\r
  44         public string Formation { get; private set; }\r
  45         public string EnemyFighterPower { get; private set; }\r
  46         public int AirControlLevel { get; private set; }\r
  47         public BattleResultRank ResultRank { get; private set; }\r
  48         public ShipStatus[] EnemyResultStatus { get; private set; }\r
  49 \r
  50         public BattleInfo(ShipInfo shipInfo, ItemInfo itemInfo)\r
  51         {\r
  52             _shipInfo = shipInfo;\r
  53             _itemInfo = itemInfo;\r
  54         }\r
  55 \r
  56         public void InspectBattle(dynamic json, string url)\r
  57         {\r
  58             InBattle = true;\r
  59             Formation = FormationName(json);\r
  60             EnemyFighterPower = CalcEnemyFighterPower(json);\r
  61             AirControlLevel = CheckAirControlLevel(json);\r
  62             ShowResult(false); // 昼戦の結果を夜戦のときに表示する\r
  63             SetupResult(json);\r
  64             if (IsNightBattle(json))\r
  65                 CalcHougekiDamage(json.api_hougeki, _friend, _enemyHp);\r
  66             else\r
  67                 CalcDamage(json);\r
  68             ClearOverKill(_enemyHp);\r
  69             ResultRank = url.EndsWith("ld_airbattle") ? CalcLdAirBattleRank() : CalcResultRank();\r
  70         }\r
  71 \r
  72         private int DeckId(dynamic json)\r
  73         {\r
  74             if (json.api_dock_id()) // 昼戦はtypoしている\r
  75                 return (int)json.api_dock_id - 1;\r
  76             if (json.api_deck_id is string) // 通常の夜戦では文字列\r
  77                 return int.Parse(json.api_deck_id) - 1;\r
  78             return (int)json.api_deck_id - 1;\r
  79         }\r
  80 \r
  81         private string FormationName(dynamic json)\r
  82         {\r
  83             if (!json.api_formation()) // 演習の夜戦\r
  84                 return "";\r
  85             switch ((int)json.api_formation[2])\r
  86             {\r
  87                 case 1:\r
  88                     return "同航戦";\r
  89                 case 2:\r
  90                     return "反航戦";\r
  91                 case 3:\r
  92                     return "T字有利";\r
  93                 case 4:\r
  94                     return "T字不利";\r
  95             }\r
  96             return "";\r
  97         }\r
  98 \r
  99         private void SetupResult(dynamic json)\r
 100         {\r
 101             if (_friend != null)\r
 102                 return;\r
 103             var combined = json.api_nowhps_combined();\r
 104             var nowhps = (int[])json.api_nowhps;\r
 105             _fleet = combined ? 0 : DeckId(json);\r
 106             var fstats = _shipInfo.GetShipStatuses(_fleet);\r
 107             _friend = Record.Setup(\r
 108                 nowhps, (int[])json.api_maxhps,\r
 109                 fstats.Select(s => s.Slot).ToArray(),\r
 110                 fstats.Select(s => s.SlotEx).ToArray());\r
 111             _enemyHp = nowhps.Skip(7).TakeWhile(hp => hp != -1).ToArray();\r
 112             _enemyStartHp = (int[])_enemyHp.Clone();\r
 113             EnemyResultStatus =\r
 114                 (from id in ((int[])json.api_ship_ke).Skip(1)\r
 115                     where id != -1\r
 116                     select new ShipStatus {Id = id, Spec = _shipInfo.GetSpec(id)}).ToArray();\r
 117             if (combined)\r
 118             {\r
 119                 var gstats = _shipInfo.GetShipStatuses(1);\r
 120                 _guard = Record.Setup(\r
 121                     (int[])json.api_nowhps_combined,\r
 122                     (int[])json.api_maxhps_combined,\r
 123                     gstats.Select(s => s.Slot).ToArray(),\r
 124                     gstats.Select(s => s.SlotEx).ToArray());\r
 125             }\r
 126             else\r
 127             {\r
 128                 _guard = new Record[0];\r
 129             }\r
 130         }\r
 131 \r
 132         public void CleanupResult()\r
 133         {\r
 134             _friend = null;\r
 135         }\r
 136 \r
 137         private int CheckAirControlLevel(dynamic json)\r
 138         {\r
 139             if (!json.api_kouku())\r
 140                 return -1;\r
 141             var stage1 = json.api_kouku.api_stage1;\r
 142             if (stage1 == null)\r
 143                 return -1;\r
 144             if (stage1.api_f_count == 0 && stage1.api_e_count == 0)\r
 145                 return -1;\r
 146             return (int)stage1.api_disp_seiku;\r
 147         }\r
 148 \r
 149         private string CalcEnemyFighterPower(dynamic json)\r
 150         {\r
 151             var missing = "";\r
 152             var maxEq = ((int[])json.api_ship_ke).Skip(1).SelectMany(id =>\r
 153             {\r
 154                 var r = _shipInfo.GetSpec(id).MaxEq;\r
 155                 if (r != null)\r
 156                     return r;\r
 157                 missing = "+";\r
 158                 return new int[5];\r
 159             }).ToArray();\r
 160             var equips = ((int[][])json.api_eSlot).SelectMany(x => x);\r
 161             return (from slot in equips.Zip(maxEq, (id, max) => new {id, max})\r
 162                 let spec = _itemInfo.GetSpecByItemId(slot.id)\r
 163                 where spec.CanAirCombat\r
 164                 select (int)Floor(spec.AntiAir * Sqrt(slot.max))).DefaultIfEmpty().Sum() + missing;\r
 165         }\r
 166 \r
 167         private void CalcDamage(dynamic json, bool surfaceFleet = false)\r
 168         {\r
 169             var combined = json.api_nowhps_combined();\r
 170             if (json.api_kouku.api_stage3 != null)\r
 171                 CalcSimpleDamage(json.api_kouku.api_stage3, _friend, _enemyHp);\r
 172             if (json.api_kouku.api_stage3_combined() && json.api_kouku.api_stage3_combined != null)\r
 173                 CalcSimpleDamage(json.api_kouku.api_stage3_combined.api_fdam, _guard);\r
 174             if (json.api_kouku2()) // 航空戦2回目\r
 175             {\r
 176                 if (json.api_kouku2.api_stage3 != null)\r
 177                     CalcSimpleDamage(json.api_kouku2.api_stage3, _friend, _enemyHp);\r
 178                 if (json.api_kouku2.api_stage3_combined() && json.api_kouku2.api_stage3_combined != null)\r
 179                     CalcSimpleDamage(json.api_kouku2.api_stage3_combined.api_fdam, _guard);\r
 180             }\r
 181             if (!json.api_opening_atack()) // 航空戦のみ\r
 182                 return;\r
 183             if (json.api_support_info() && json.api_support_info != null)\r
 184                 CalcSupportDamage(json.api_support_info);\r
 185             if (json.api_opening_atack != null)\r
 186             {\r
 187                 var friend = combined ? _guard : _friend; // 雷撃の対象は護衛\r
 188                 CalcSimpleDamage(json.api_opening_atack, friend, _enemyHp);\r
 189             }\r
 190             if (json.api_hougeki1() && json.api_hougeki1 != null)\r
 191             {\r
 192                 var friend = combined && !surfaceFleet ? _guard : _friend; // 空母機動部隊は一巡目が護衛\r
 193                 CalcHougekiDamage(json.api_hougeki1, friend, _enemyHp);\r
 194             }\r
 195             if (json.api_hougeki2() && json.api_hougeki2 != null)\r
 196             {\r
 197                 CalcHougekiDamage(json.api_hougeki2, _friend, _enemyHp);\r
 198             }\r
 199             if (json.api_hougeki3() && json.api_hougeki3 != null)\r
 200             {\r
 201                 var friend = combined && surfaceFleet ? _guard : _friend; // 水上打撃部隊は三順目が護衛\r
 202                 CalcHougekiDamage(json.api_hougeki3, friend, _enemyHp);\r
 203             }\r
 204             if (json.api_raigeki() && json.api_raigeki != null)\r
 205             {\r
 206                 var friend = combined ? _guard : _friend;\r
 207                 CalcSimpleDamage(json.api_raigeki, friend, _enemyHp);\r
 208             }\r
 209         }\r
 210 \r
 211         private void CalcSupportDamage(dynamic json)\r
 212         {\r
 213             if (json.api_support_hourai != null)\r
 214                 CalcSimpleDamage(json.api_support_hourai.api_damage, _enemyHp);\r
 215             else if (json.api_support_airatack != null)\r
 216             {\r
 217                 var stage3 = json.api_support_airatack.api_stage3;\r
 218                 if (stage3 != null)\r
 219                     CalcSimpleDamage(stage3.api_edam, _enemyHp);\r
 220             }\r
 221         }\r
 222 \r
 223         private bool IsNightBattle(dynamic json) => json.api_hougeki();\r
 224 \r
 225         private void CalcSimpleDamage(dynamic json, Record[] friend, int[] enemy)\r
 226         {\r
 227             CalcSimpleDamage(json.api_fdam, friend);\r
 228             CalcSimpleDamage(json.api_edam, enemy);\r
 229         }\r
 230 \r
 231         private void CalcSimpleDamage(dynamic rawDamage, Record[] result)\r
 232         {\r
 233             var damage = (int[])rawDamage;\r
 234             for (var i = 0; i < result.Length; i++)\r
 235                 result[i].ApplyDamage(damage[i + 1]);\r
 236         }\r
 237 \r
 238         private void CalcSimpleDamage(dynamic rawDamage, int[] result)\r
 239         {\r
 240             var damage = (int[])rawDamage;\r
 241             for (var i = 0; i < result.Length; i++)\r
 242                 result[i] -= damage[i + 1];\r
 243         }\r
 244 \r
 245         private void CalcHougekiDamage(dynamic hougeki, Record[] friend, int[] enemy)\r
 246         {\r
 247             var targets = ((dynamic[])hougeki.api_df_list).Skip(1).SelectMany(x => (int[])x);\r
 248             var damages = ((dynamic[])hougeki.api_damage).Skip(1).SelectMany(x => (double[])x);\r
 249             foreach (var hit in targets.Zip(damages, (t, d) => new {t, d}))\r
 250             {\r
 251                 if (hit.t == -1)\r
 252                     continue;\r
 253                 if (hit.t <= 6)\r
 254                     friend[hit.t - 1].ApplyDamage((int)hit.d);\r
 255                 else\r
 256                     enemy[(hit.t - 1) % 6] -= (int)hit.d;\r
 257             }\r
 258         }\r
 259 \r
 260         private void ClearOverKill(int[] result)\r
 261         {\r
 262             for (var i = 0; i < result.Length; i++)\r
 263                 if (result[i] < 0)\r
 264                     result[i] = 0;\r
 265         }\r
 266 \r
 267         public void InspectBattleResult(dynamic json)\r
 268         {\r
 269             ShowResult();\r
 270             CleanupResult();\r
 271         }\r
 272 \r
 273         public void InspectPracticeResult(dynamic json)\r
 274         {\r
 275             ShowResult(false);\r
 276             CleanupResult();\r
 277         }\r
 278 \r
 279         private void ShowResult(bool warnDamagedShip = true)\r
 280         {\r
 281             if (_friend == null)\r
 282                 return;\r
 283             var ships = _shipInfo.GetShipStatuses(_fleet);\r
 284             foreach (var e in ships.Zip(_friend, (ship, now) => new {ship, now}))\r
 285                 e.now.UpdateShipStatus(e.ship);\r
 286             if (warnDamagedShip)\r
 287                 _shipInfo.SetBadlyDamagedShips();\r
 288             SetEnemyResultStatus();\r
 289         }\r
 290 \r
 291         private void SetEnemyResultStatus()\r
 292         {\r
 293             for (var i = 0; i < EnemyResultStatus.Length; i++)\r
 294             {\r
 295                 EnemyResultStatus[i].MaxHp = _enemyStartHp[i];\r
 296                 EnemyResultStatus[i].NowHp = _enemyHp[i];\r
 297             }\r
 298         }\r
 299 \r
 300         public void InspectCombinedBattle(dynamic json, string url)\r
 301         {\r
 302             InBattle = true;\r
 303             Formation = FormationName(json);\r
 304             EnemyFighterPower = CalcEnemyFighterPower(json);\r
 305             AirControlLevel = CheckAirControlLevel(json);\r
 306             _fleet = 10;\r
 307             ShowResultCombined(false);\r
 308             SetupResult(json);\r
 309             if (IsNightBattle(json))\r
 310                 CalcHougekiDamage(json.api_hougeki, _guard, _enemyHp);\r
 311             else\r
 312                 CalcDamage(json, url.EndsWith("battle_water"));\r
 313             ClearOverKill(_enemyHp);\r
 314             ResultRank = url.EndsWith("ld_airbattle") ? CalcLdAirBattleRank() : CalcResultRank();\r
 315         }\r
 316 \r
 317         public void InspectCombinedBattleResult(dynamic json)\r
 318         {\r
 319             _escapingShips.Clear();\r
 320             ShowResultCombined();\r
 321             CleanupResult();\r
 322             if ((int)json.api_escape_flag == 0)\r
 323                 return;\r
 324             var damaged = (int)json.api_escape.api_escape_idx[0] - 1;\r
 325             _escapingShips.Add(_shipInfo.GetDeck(damaged / 6)[damaged % 6]);\r
 326             var escort = (int)json.api_escape.api_tow_idx[0] - 1;\r
 327             _escapingShips.Add(_shipInfo.GetDeck(escort / 6)[escort % 6]);\r
 328         }\r
 329 \r
 330         private void ShowResultCombined(bool warnDamagedShip = true)\r
 331         {\r
 332             if (_friend == null)\r
 333                 return;\r
 334             var ships = _shipInfo.GetShipStatuses(0).Concat(_shipInfo.GetShipStatuses(1)).ToArray();\r
 335             foreach (var e in ships.Zip(_friend.Concat(_guard), (ship, now) => new {ship, now}))\r
 336                 e.now.UpdateShipStatus(e.ship);\r
 337             if (warnDamagedShip)\r
 338                 _shipInfo.SetBadlyDamagedShips();\r
 339             SetEnemyResultStatus();\r
 340         }\r
 341 \r
 342         public void CauseCombinedBattleEscape()\r
 343         {\r
 344             _shipInfo.SetEscapedShips(_escapingShips);\r
 345             _shipInfo.SetBadlyDamagedShips();\r
 346         }\r
 347 \r
 348         private class Record\r
 349         {\r
 350             private int _maxHp;\r
 351             private ItemStatus[] _slot;\r
 352             private ItemStatus _slotEx;\r
 353             public int NowHp;\r
 354             public int StartHp;\r
 355             public int Damage;\r
 356 \r
 357             public static Record[] Setup(int[] rawHp, int[] rawMax, ItemStatus[][] slots, ItemStatus[] slotEx)\r
 358             {\r
 359                 var hp = rawHp.Skip(1).Take(6).TakeWhile(h => h != -1).ToArray();\r
 360                 var max = rawMax.Skip(1).Take(6).TakeWhile(h => h != -1).ToArray();\r
 361                 var r = new Record[hp.Length];\r
 362                 for (var i = 0; i < hp.Length; i++)\r
 363                 {\r
 364                     r[i] = new Record\r
 365                     {\r
 366                         NowHp = hp[i],\r
 367                         StartHp = hp[i],\r
 368                         _maxHp = max[i],\r
 369                         _slot = slots[i].ToArray(),\r
 370                         _slotEx = slotEx[i],\r
 371                     };\r
 372                 }\r
 373                 return r;\r
 374             }\r
 375 \r
 376             public void ApplyDamage(int damage)\r
 377             {\r
 378                 if (NowHp > damage)\r
 379                 {\r
 380                     NowHp -= damage;\r
 381                     Damage += damage;\r
 382                     return;\r
 383                 }\r
 384                 Damage += NowHp;\r
 385                 NowHp = 0;\r
 386                 if (_slotEx.Spec.Id == 42) // ダメコン\r
 387                 {\r
 388                     _slotEx = new ItemStatus();\r
 389                     NowHp = (int)(_maxHp * 0.2);\r
 390                     return;\r
 391                 }\r
 392                 if (_slotEx.Spec.Id == 43) // 女神\r
 393                 {\r
 394                     _slotEx = new ItemStatus();\r
 395                     NowHp = _maxHp;\r
 396                     return;\r
 397                 }\r
 398                 for (var j = 0; j < _slot.Length; j++)\r
 399                 {\r
 400                     var id = _slot[j].Spec.Id;\r
 401                     if (id == 42) // ダメコン\r
 402                     {\r
 403                         _slot[j] = new ItemStatus();\r
 404                         NowHp = (int)(_maxHp * 0.2);\r
 405                         break;\r
 406                     }\r
 407                     if (id == 43) // 女神\r
 408                     {\r
 409                         _slot[j] = new ItemStatus();\r
 410                         NowHp = _maxHp;\r
 411                         break;\r
 412                     }\r
 413                 }\r
 414             }\r
 415 \r
 416             public void UpdateShipStatus(ShipStatus ship)\r
 417             {\r
 418                 ship.NowHp = NowHp;\r
 419                 ship.Slot = _slot;\r
 420                 ship.SlotEx = _slotEx;\r
 421             }\r
 422         }\r
 423 \r
 424         private BattleResultRank CalcLdAirBattleRank()\r
 425         {\r
 426             var combined = _friend.Concat(_guard).ToArray();\r
 427             var friendNowShips = combined.Count(r => r.NowHp > 0);\r
 428             var friendGauge = combined.Sum(r => r.Damage);\r
 429             var friendSunk = combined.Count(r => r.NowHp == 0);\r
 430             var friendGaugeRate = Floor((double)friendGauge / combined.Sum(r => r.StartHp) * 100);\r
 431 \r
 432             if (friendSunk == 0)\r
 433             {\r
 434                 if (friendGauge == 0)\r
 435                     return BattleResultRank.P;\r
 436                 if (friendGaugeRate < 10)\r
 437                     return BattleResultRank.A;\r
 438                 if (friendGaugeRate < 20)\r
 439                     return BattleResultRank.B;\r
 440                 if (friendGaugeRate < 50)\r
 441                     return BattleResultRank.C;\r
 442                 return BattleResultRank.D;\r
 443             }\r
 444             if (friendSunk < friendNowShips)\r
 445                 return BattleResultRank.D;\r
 446             return BattleResultRank.E;\r
 447         }\r
 448 \r
 449         // 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
 450         // https://github.com/nekopanda/logbook/blob/94ceca4be6d4ce79a8759d1ee747fb9827c08edc/main/logbook/dto/BattleExDto.java\r
 451         //\r
 452         // The MIT License (MIT)\r
 453         //\r
 454         // Copyright (c) 2014-2015 航海日誌拡張版開発者\r
 455         //\r
 456         // Permission is hereby granted, free of charge, to any person obtaining a copy\r
 457         // of this software and associated documentation files (the "Software"), to deal\r
 458         // in the Software without restriction, including without limitation the rights\r
 459         // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell\r
 460         // copies of the Software, and to permit persons to whom the Software is\r
 461         // furnished to do so, subject to the following conditions:\r
 462         //\r
 463         // The above copyright notice and this permission notice shall be included in\r
 464         // all copies or substantial portions of the Software.\r
 465         //\r
 466         // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\r
 467         // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\r
 468         // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\r
 469         // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\r
 470         // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\r
 471         // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN\r
 472         // THE SOFTWARE.\r
 473         //\r
 474         private BattleResultRank CalcResultRank()\r
 475         {\r
 476             var combined = _friend.Concat(_guard).ToArray();\r
 477             // 戦闘後に残っている艦数\r
 478             var friendNowShips = combined.Count(r => r.NowHp > 0);\r
 479             var enemyNowShips = _enemyHp.Count(hp => hp > 0);\r
 480             // 総ダメージ\r
 481             var friendGauge = combined.Sum(r => r.Damage);\r
 482             var enemyGauge = _enemyStartHp.Sum() - _enemyHp.Sum();\r
 483             // 轟沈・撃沈数\r
 484             var friendSunk = combined.Count(r => r.NowHp == 0);\r
 485             var enemySunk = _enemyHp.Count(hp => hp == 0);\r
 486 \r
 487             var friendGaugeRate = Floor((double)friendGauge / combined.Sum(r => r.StartHp) * 100);\r
 488             var enemyGaugeRate = Floor((double)enemyGauge / _enemyStartHp.Sum() * 100);\r
 489             var equalOrMore = enemyGaugeRate > (0.9 * friendGaugeRate);\r
 490             var superior = enemyGaugeRate > 0 && enemyGaugeRate > (2.5 * friendGaugeRate);\r
 491 \r
 492             if (friendSunk == 0)\r
 493             {\r
 494                 if (enemyNowShips == 0)\r
 495                 {\r
 496                     if (friendGauge == 0)\r
 497                         return BattleResultRank.P;\r
 498                     return BattleResultRank.S;\r
 499                 }\r
 500                 if (_enemyHp.Length == 6)\r
 501                 {\r
 502                     if (enemySunk >= 4)\r
 503                         return BattleResultRank.A;\r
 504                 }\r
 505                 else if (enemySunk * 2 >= _enemyHp.Length)\r
 506                 {\r
 507                     return BattleResultRank.A;\r
 508                 }\r
 509                 if (_enemyHp[0] == 0)\r
 510                     return BattleResultRank.B;\r
 511                 if (superior)\r
 512                     return BattleResultRank.B;\r
 513             }\r
 514             else\r
 515             {\r
 516                 if (enemyNowShips == 0)\r
 517                     return BattleResultRank.B;\r
 518                 if (_enemyHp[0] == 0 && friendSunk < enemySunk)\r
 519                     return BattleResultRank.B;\r
 520                 if (superior)\r
 521                     return BattleResultRank.B;\r
 522                 if (_enemyHp[0] == 0)\r
 523                     return BattleResultRank.C;\r
 524             }\r
 525             if (enemyGauge > 0 && equalOrMore)\r
 526                 return BattleResultRank.C;\r
 527             if (friendSunk > 0 && friendNowShips == 1)\r
 528                 return BattleResultRank.E;\r
 529             return BattleResultRank.D;\r
 530         }\r
 531     }\r
 532 }