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 enum BattleState\r
  33     {\r
  34         None,\r
  35         Day,\r
  36         Night,\r
  37         Result\r
  38     }\r
  39 \r
  40     public class EnemyFighterPower\r
  41     {\r
  42         public bool HasUnknown { get; set; }\r
  43         public string UnknownMark => HasUnknown ? "+" : "";\r
  44         public int AirCombat { get; set; }\r
  45         public int Interception { get; set; }\r
  46     }\r
  47 \r
  48     public class BattleInfo\r
  49     {\r
  50         private readonly ShipInfo _shipInfo;\r
  51         private readonly ItemInfo _itemInfo;\r
  52         private int _fleet;\r
  53         private Record[] _friend;\r
  54         private Record[] _guard;\r
  55         private int[] _enemyHp;\r
  56         private int[] _enemyGuardHp;\r
  57         private int[] _enemyStartHp;\r
  58         private int[] _enemyGuardStartHp;\r
  59         private readonly List<int> _escapingShips = new List<int>();\r
  60         private int _flagshipRecoveryType;\r
  61         private bool _lastCell;\r
  62 \r
  63         public BattleState BattleState { get; set; }\r
  64         public string Formation { get; private set; }\r
  65         public EnemyFighterPower EnemyFighterPower { get; private set; }\r
  66         public int AirControlLevel { get; private set; }\r
  67         public BattleResultRank ResultRank { get; private set; }\r
  68         public ShipStatus[] EnemyResultStatus { get; private set; }\r
  69         public ShipStatus[] EnemyGuardResultStatus { get; private set; }\r
  70         public bool EnemyIsCombined => EnemyResultStatus.Length > 6;\r
  71         public List<AirBattleResult> AirBattleResults { get; } = new List<AirBattleResult>();\r
  72 \r
  73         public BattleInfo(ShipInfo shipInfo, ItemInfo itemInfo)\r
  74         {\r
  75             _shipInfo = shipInfo;\r
  76             _itemInfo = itemInfo;\r
  77         }\r
  78 \r
  79         public void InspectBattle(dynamic json, string url)\r
  80         {\r
  81             Formation = FormationName(json);\r
  82             AirControlLevel = CheckAirControlLevel(json);\r
  83             ShowResult(false); // 昼戦の結果を夜戦のときに表示する\r
  84             SetupResult(json);\r
  85             EnemyFighterPower = CalcEnemyFighterPower(json);\r
  86             if (IsNightBattle(json))\r
  87             {\r
  88                 BattleState = BattleState.Night;\r
  89                 CalcCombinedHougekiDamage(json.api_hougeki, _friend, _guard, _enemyHp, _enemyGuardHp);\r
  90             }\r
  91             else\r
  92             {\r
  93                 BattleState = BattleState.Day;\r
  94                 CalcDamage(json);\r
  95             }\r
  96             ClearEnemyOverKill();\r
  97             ResultRank = url.EndsWith("ld_airbattle") ? CalcLdAirBattleRank() : CalcResultRank();\r
  98         }\r
  99 \r
 100         private void ClearEnemyOverKill()\r
 101         {\r
 102             _enemyHp = _enemyHp.Select(hp => hp < 0 ? 0 : hp).ToArray();\r
 103             _enemyGuardHp = _enemyGuardHp.Select(hp => hp < 0 ? 0 : hp).ToArray();\r
 104         }\r
 105 \r
 106         public void InspectMapNext(string request)\r
 107         {\r
 108             var type = HttpUtility.ParseQueryString(request)["api_recovery_type"];\r
 109             if (type == null)\r
 110                 return;\r
 111             _flagshipRecoveryType = int.Parse(type);\r
 112         }\r
 113 \r
 114         private bool IsNightBattle(dynamic json) => json.api_hougeki();\r
 115 \r
 116         public static int DeckId(dynamic json)\r
 117         {\r
 118             if (json.api_dock_id()) // 昼戦はtypoしている\r
 119                 return (int)json.api_dock_id - 1;\r
 120             if (json.api_deck_id is string) // 通常の夜戦と連合艦隊(味方のみ)では文字列\r
 121                 return int.Parse(json.api_deck_id) - 1;\r
 122             return (int)json.api_deck_id - 1;\r
 123         }\r
 124 \r
 125         private string FormationName(dynamic json)\r
 126         {\r
 127             if (!json.api_formation()) // 演習の夜戦\r
 128                 return "";\r
 129             switch ((int)json.api_formation[2])\r
 130             {\r
 131                 case 1:\r
 132                     return "同航戦";\r
 133                 case 2:\r
 134                     return "反航戦";\r
 135                 case 3:\r
 136                     return "T字有利";\r
 137                 case 4:\r
 138                     return "T字不利";\r
 139             }\r
 140             return "";\r
 141         }\r
 142 \r
 143         private void SetupResult(dynamic json)\r
 144         {\r
 145             if (_friend != null)\r
 146                 return;\r
 147             _fleet = DeckId(json);\r
 148             var fstats = _shipInfo.GetShipStatuses(_fleet);\r
 149             FlagshipRecovery(fstats[0]);\r
 150             _friend = Record.Setup(fstats);\r
 151             _enemyHp = (int[])json.api_e_nowhps;\r
 152             _enemyStartHp = (int[])_enemyHp.Clone();\r
 153             EnemyResultStatus = ((int[])json.api_ship_ke)\r
 154                 .Select(id => new ShipStatus {Id = id, Spec = _shipInfo.GetSpec(id)}).ToArray();\r
 155             EnemyGuardResultStatus = new ShipStatus[0];\r
 156             if (json.api_ship_ke_combined())\r
 157             {\r
 158                 EnemyGuardResultStatus = ((int[])json.api_ship_ke_combined)\r
 159                     .Select(id => new ShipStatus {Id = id, Spec = _shipInfo.GetSpec(id)}).ToArray();\r
 160             }\r
 161             _guard = new Record[0];\r
 162             _enemyGuardHp = new int[0];\r
 163             _enemyGuardStartHp = new int[0];\r
 164             if (json.api_f_nowhps_combined())\r
 165                 _guard = Record.Setup(_shipInfo.GetShipStatuses(1));\r
 166             if (json.api_e_nowhps_combined()) // 敵が連合艦隊\r
 167             {\r
 168                 _enemyGuardHp = (int[])json.api_nowhps;\r
 169                 _enemyGuardStartHp = (int[])_enemyGuardHp.Clone();\r
 170             }\r
 171         }\r
 172 \r
 173         private void FlagshipRecovery(ShipStatus flagship)\r
 174         {\r
 175             switch (_flagshipRecoveryType)\r
 176             {\r
 177                 case 0:\r
 178                     return;\r
 179                 case 1:\r
 180                     flagship.NowHp = flagship.MaxHp / 2;\r
 181                     ConsumeSlotItem(flagship, 42); // ダメコン\r
 182                     break;\r
 183                 case 2:\r
 184                     flagship.NowHp = flagship.MaxHp;\r
 185                     ConsumeSlotItem(flagship, 43); // 女神\r
 186                     break;\r
 187             }\r
 188             if (_flagshipRecoveryType != 0)\r
 189                 _shipInfo.SetBadlyDamagedShips();\r
 190             _flagshipRecoveryType = 0;\r
 191         }\r
 192 \r
 193         private static void ConsumeSlotItem(ShipStatus ship, int id)\r
 194         {\r
 195             if (ship.SlotEx.Spec.Id == id)\r
 196             {\r
 197                 ship.SlotEx = new ItemStatus();\r
 198                 return;\r
 199             }\r
 200             for (var i = 0; i < ship.Slot.Length; i++)\r
 201             {\r
 202                 if (ship.Slot[i].Spec.Id == id)\r
 203                 {\r
 204                     ship.Slot[i] = new ItemStatus();\r
 205                     break;\r
 206                 }\r
 207             }\r
 208         }\r
 209 \r
 210         public void CleanupResult()\r
 211         {\r
 212             _friend = null;\r
 213             _lastCell = false;\r
 214         }\r
 215 \r
 216         private int CheckAirControlLevel(dynamic json)\r
 217         {\r
 218             if (!json.api_kouku())\r
 219                 return -1;\r
 220             var stage1 = json.api_kouku.api_stage1;\r
 221             if (stage1 == null)\r
 222                 return -1;\r
 223             if (stage1.api_f_count == 0 && stage1.api_e_count == 0)\r
 224                 return -1;\r
 225             return (int)stage1.api_disp_seiku;\r
 226         }\r
 227 \r
 228         private EnemyFighterPower CalcEnemyFighterPower(dynamic json)\r
 229         {\r
 230             var result = new EnemyFighterPower();\r
 231             var ships = (int[])json.api_ship_ke;\r
 232             if (json.api_ship_ke_combined() && _guard.Length > 0)\r
 233                 ships = ships.Concat((int[])json.api_ship_ke_combined).ToArray();\r
 234             var maxEq = ships.SelectMany(id =>\r
 235             {\r
 236                 var r = _shipInfo.GetSpec(id).MaxEq;\r
 237                 if (r != null)\r
 238                     return r;\r
 239                 result.HasUnknown = true;\r
 240                 return new int[5];\r
 241             });\r
 242             var equips = ((int[][])json.api_eSlot).SelectMany(x => x);\r
 243             if (json.api_eSlot_combined() && _guard.Length > 0)\r
 244                 equips = equips.Concat(((int[][])json.api_eSlot_combined).SelectMany(x => x));\r
 245             foreach (var entry in from slot in equips.Zip(maxEq, (id, max) => new {id, max})\r
 246                 let spec = _itemInfo.GetSpecByItemId(slot.id)\r
 247                 let perSlot = (int)Floor(spec.AntiAir * Sqrt(slot.max))\r
 248                 select new {spec, perSlot})\r
 249             {\r
 250                 if (entry.spec.CanAirCombat)\r
 251                     result.AirCombat += entry.perSlot;\r
 252                 if (entry.spec.IsAircraft)\r
 253                     result.Interception += entry.perSlot;\r
 254             }\r
 255             return result;\r
 256         }\r
 257 \r
 258         private void CalcDamage(dynamic json)\r
 259         {\r
 260             AirBattleResults.Clear();\r
 261             var fc = _guard.Length > 0;\r
 262             var ec = _enemyGuardHp.Length > 0;\r
 263             var both = fc && ec;\r
 264             if (json.api_air_base_injection())\r
 265             {\r
 266                 AddAirBattleResult(json.api_air_base_injection, "AB噴式");\r
 267                 CalcKoukuDamage(json.api_air_base_injection);\r
 268             }\r
 269             if (json.api_injection_kouku())\r
 270             {\r
 271                 AddAirBattleResult(json.api_injection_kouku, "噴式");\r
 272                 CalcKoukuDamage(json.api_injection_kouku);\r
 273             }\r
 274             if (json.api_air_base_attack())\r
 275                 CalcAirBaseAttackDamage(json.api_air_base_attack);\r
 276             if (json.api_kouku())\r
 277             {\r
 278                 AddAirBattleResult(json.api_kouku, "航空戦");\r
 279                 CalcKoukuDamage(json.api_kouku);\r
 280             }\r
 281             if (json.api_kouku2()) // 航空戦2回目\r
 282             {\r
 283                 AddAirBattleResult(json.api_kouku2, "航空戦2");\r
 284                 CalcKoukuDamage(json.api_kouku2);\r
 285             }\r
 286             if (!json.api_opening_atack()) // 航空戦のみ\r
 287                 return;\r
 288             if (json.api_support_info() && json.api_support_info != null)\r
 289                 CalcSupportDamage(json.api_support_info);\r
 290             if (json.api_opening_taisen() && json.api_opening_taisen != null)\r
 291                 CalcCombinedHougekiDamage(json.api_opening_taisen, _friend, _guard, _enemyHp, _enemyGuardHp);\r
 292             if (json.api_opening_atack != null)\r
 293             {\r
 294                 if (both)\r
 295                 {\r
 296                     CalcSimpleDamage(json.api_opening_atack, _friend, _guard, _enemyHp, _enemyGuardHp);\r
 297                 }\r
 298                 else\r
 299                 {\r
 300                     CalcSimpleDamage(json.api_opening_atack,\r
 301                         fc ? _guard : _friend, // 雷撃の対象は護衛\r
 302                         _enemyHp, _enemyGuardHp);\r
 303                 }\r
 304             }\r
 305             if (json.api_hougeki1() && json.api_hougeki1 != null)\r
 306                 CalcCombinedHougekiDamage(json.api_hougeki1, _friend, _guard, _enemyHp, _enemyGuardHp);\r
 307             if (json.api_hougeki2() && json.api_hougeki2 != null)\r
 308                 CalcCombinedHougekiDamage(json.api_hougeki2, _friend, _guard, _enemyHp, _enemyGuardHp);\r
 309             if (json.api_hougeki3() && json.api_hougeki3 != null)\r
 310                 CalcCombinedHougekiDamage(json.api_hougeki3, _friend, _guard, _enemyHp, _enemyGuardHp);\r
 311             if (json.api_raigeki() && json.api_raigeki != null)\r
 312             {\r
 313                 if (both)\r
 314                 {\r
 315                     CalcSimpleDamage(json.api_raigeki, _friend, _guard, _enemyHp, _enemyGuardHp);\r
 316                 }\r
 317                 else\r
 318                 {\r
 319                     CalcSimpleDamage(json.api_raigeki,\r
 320                         fc ? _guard : _friend, // 雷撃の対象は護衛\r
 321                         _enemyHp, _enemyGuardHp);\r
 322                 }\r
 323             }\r
 324         }\r
 325 \r
 326         private void CalcSupportDamage(dynamic json)\r
 327         {\r
 328             if (json.api_support_hourai != null)\r
 329             {\r
 330                 CalcSimpleDamage(json.api_support_hourai.api_damage, _enemyHp, _enemyGuardHp);\r
 331             }\r
 332             else if (json.api_support_airatack != null)\r
 333             {\r
 334                 CalcSimpleDamage(json.api_support_airatack.api_stage3.api_edam, _enemyHp, _enemyGuardHp);\r
 335             }\r
 336         }\r
 337 \r
 338         private void CalcAirBaseAttackDamage(dynamic json)\r
 339         {\r
 340             var i = 1;\r
 341             foreach (var entry in json)\r
 342             {\r
 343                 AddAirBattleResult(entry, "基地" + i++);\r
 344                 CalcKoukuDamage(entry);\r
 345             }\r
 346         }\r
 347 \r
 348         private void AddAirBattleResult(dynamic json, string phaseName)\r
 349         {\r
 350             var stage1 = json.api_stage1;\r
 351             if (stage1 == null || (stage1.api_f_count == 0 && stage1.api_e_count == 0))\r
 352                 return;\r
 353             AirBattleResults.Add(new AirBattleResult\r
 354             {\r
 355                 PhaseName = phaseName,\r
 356                 AirControlLevel = json.api_stage1.api_disp_seiku() ? (int)json.api_stage1.api_disp_seiku : 0,\r
 357                 Stage1 = new AirBattleResult.StageResult\r
 358                 {\r
 359                     FriendCount = (int)json.api_stage1.api_f_count,\r
 360                     FriendLost = (int)json.api_stage1.api_f_lostcount,\r
 361                     EnemyCount = (int)json.api_stage1.api_e_count,\r
 362                     EnemyLost = (int)json.api_stage1.api_e_lostcount\r
 363                 },\r
 364                 Stage2 = json.api_stage2 == null\r
 365                     ? new AirBattleResult.StageResult\r
 366                     {\r
 367                         FriendCount = 0,\r
 368                         FriendLost = 0,\r
 369                         EnemyCount = 0,\r
 370                         EnemyLost = 0\r
 371                     }\r
 372                     : new AirBattleResult.StageResult\r
 373                     {\r
 374                         FriendCount = (int)json.api_stage2.api_f_count,\r
 375                         FriendLost = (int)json.api_stage2.api_f_lostcount,\r
 376                         EnemyCount = (int)json.api_stage2.api_e_count,\r
 377                         EnemyLost = (int)json.api_stage2.api_e_lostcount\r
 378                     }\r
 379             });\r
 380         }\r
 381 \r
 382         private void CalcKoukuDamage(dynamic json)\r
 383         {\r
 384             if (json.api_stage3() && json.api_stage3 != null)\r
 385                 CalcSimpleDamage(json.api_stage3, _friend, _enemyHp);\r
 386             if (json.api_stage3_combined() && json.api_stage3_combined != null)\r
 387                 CalcSimpleDamage(json.api_stage3_combined, _guard, _enemyGuardHp);\r
 388         }\r
 389 \r
 390         private void CalcSimpleDamage(dynamic json, Record[] friend, int[] enemy)\r
 391         {\r
 392             if (json.api_fdam())\r
 393                 CalcSimpleDamage(json.api_fdam, friend);\r
 394             if (json.api_edam())\r
 395                 CalcSimpleDamage(json.api_edam, enemy);\r
 396         }\r
 397 \r
 398         private void CalcSimpleDamage(dynamic json, Record[] friend, int[] enemy, int[] enemyGuard)\r
 399         {\r
 400             CalcSimpleDamage(json.api_fdam, friend);\r
 401             CalcSimpleDamage(json.api_edam, enemy, enemyGuard);\r
 402         }\r
 403 \r
 404         private void CalcSimpleDamage(dynamic json, Record[] friend, Record[] guard, int[] enemy, int[] enemyGuard)\r
 405         {\r
 406             CalcSimpleDamage(json.api_fdam, friend, guard);\r
 407             CalcSimpleDamage(json.api_edam, enemy, enemyGuard);\r
 408         }\r
 409 \r
 410         private void CalcSimpleDamage(dynamic rawDamage, Record[] friend, Record[] guard)\r
 411         {\r
 412             var damage = (int[])rawDamage;\r
 413             for (var i = 0; i < friend.Length; i++)\r
 414                 friend[i].ApplyDamage(damage[i]);\r
 415             for (var i = 0; i < guard.Length; i++)\r
 416                 guard[i].ApplyDamage(damage[i + 6]);\r
 417         }\r
 418 \r
 419         private void CalcSimpleDamage(dynamic rawDamage, Record[] friend)\r
 420         {\r
 421             var damage = (int[])rawDamage;\r
 422             for (var i = 0; i < friend.Length; i++)\r
 423                 friend[i].ApplyDamage(damage[i]);\r
 424         }\r
 425 \r
 426         private void CalcSimpleDamage(dynamic rawDamage, int[] enemy, int[] enemyGuard)\r
 427         {\r
 428             var damage = (int[])rawDamage;\r
 429             for (var i = 0; i < enemy.Length; i++)\r
 430                 enemy[i] -= damage[i];\r
 431             for (var i = 0; i < enemyGuard.Length; i++)\r
 432                 enemyGuard[i] -= damage[i + 6];\r
 433         }\r
 434 \r
 435         private void CalcSimpleDamage(dynamic rawDamage, int[] result)\r
 436         {\r
 437             var damage = (int[])rawDamage;\r
 438             for (var i = 0; i < result.Length; i++)\r
 439                 result[i] -= damage[i];\r
 440         }\r
 441 \r
 442         private void CalcCombinedHougekiDamage(dynamic hougeki, Record[] friend, Record[] guard,\r
 443             int[] enemy, int[] enemyGuard)\r
 444         {\r
 445             var targets = ((dynamic[])hougeki.api_df_list).Select(x => (int[])x);\r
 446             var damages = ((dynamic[])hougeki.api_damage).Select(x => (int[])x);\r
 447             var eflags = (int[])hougeki.api_at_eflag;\r
 448             foreach (var turn in\r
 449                 targets.Zip(damages, (t, d) => new {t, d}).Zip(eflags, (td, e) => new {e, td.t, td.d}))\r
 450             {\r
 451                 foreach (var hit in turn.t.Zip(turn.d, (t, d) => new {t, d}))\r
 452                 {\r
 453                     if (turn.e == 1)\r
 454                     {\r
 455                         if (hit.t < 6)\r
 456                         {\r
 457                             friend[hit.t].ApplyDamage(hit.d);\r
 458                         }\r
 459                         else\r
 460                         {\r
 461                             guard[hit.t % 6].ApplyDamage(hit.d);\r
 462                         }\r
 463                     }\r
 464                     else\r
 465                     {\r
 466                         if (hit.t < 6)\r
 467                         {\r
 468                             enemy[hit.t] -= hit.d;\r
 469                         }\r
 470                         else\r
 471                         {\r
 472                             enemyGuard[hit.t % 6] -= hit.d;\r
 473                         }\r
 474                     }\r
 475                 }\r
 476             }\r
 477         }\r
 478 \r
 479         public void InspectMapStart(dynamic json)\r
 480         {\r
 481             InspectMapNext(json);\r
 482         }\r
 483 \r
 484         public void InspectMapNext(dynamic json)\r
 485         {\r
 486             _lastCell = (int)json.api_next == 0;\r
 487         }\r
 488 \r
 489         public void InspectBattleResult(dynamic json)\r
 490         {\r
 491             BattleState = BattleState.Result;\r
 492             ShowResult(!_lastCell);\r
 493             CleanupResult();\r
 494             SetEscapeShips(json);\r
 495         }\r
 496 \r
 497         public void InspectPracticeResult(dynamic json)\r
 498         {\r
 499             BattleState = BattleState.Result;\r
 500             ShowResult(false);\r
 501             CleanupResult();\r
 502         }\r
 503 \r
 504         private void ShowResult(bool warnDamagedShip = true)\r
 505         {\r
 506             if (_friend == null)\r
 507                 return;\r
 508             var ships = _guard.Length > 0\r
 509                 ? _shipInfo.GetShipStatuses(0).Concat(_shipInfo.GetShipStatuses(1)).ToArray()\r
 510                 : _shipInfo.GetShipStatuses(_fleet);\r
 511             foreach (var entry in ships.Zip(_friend.Concat(_guard), (ship, now) => new {ship, now}))\r
 512                 entry.now.UpdateShipStatus(entry.ship);\r
 513             if (warnDamagedShip)\r
 514                 _shipInfo.SetBadlyDamagedShips();\r
 515             else\r
 516                 _shipInfo.ClearBadlyDamagedShips();\r
 517             SetEnemyResultStatus();\r
 518         }\r
 519 \r
 520         private void SetEnemyResultStatus()\r
 521         {\r
 522             for (var i = 0; i < _enemyHp.Length; i++)\r
 523             {\r
 524                 EnemyResultStatus[i].MaxHp = _enemyStartHp[i];\r
 525                 EnemyResultStatus[i].NowHp = _enemyHp[i];\r
 526             }\r
 527             for (var i = 0; i < _enemyGuardHp.Length; i++)\r
 528             {\r
 529                 EnemyGuardResultStatus[i].MaxHp = _enemyGuardStartHp[i];\r
 530                 EnemyGuardResultStatus[i].NowHp = _enemyGuardHp[i];\r
 531             }\r
 532         }\r
 533 \r
 534         public void SetEscapeShips(dynamic json)\r
 535         {\r
 536             _escapingShips.Clear();\r
 537             if (!json.api_escape_flag() || (int)json.api_escape_flag == 0)\r
 538                 return;\r
 539             var damaged = (int)json.api_escape.api_escape_idx[0] - 1;\r
 540             _escapingShips.Add(_shipInfo.GetDeck(damaged / 6)[damaged % 6]);\r
 541             var escort = (int)json.api_escape.api_tow_idx[0] - 1;\r
 542             _escapingShips.Add(_shipInfo.GetDeck(escort / 6)[escort % 6]);\r
 543         }\r
 544 \r
 545         public void CauseCombinedBattleEscape()\r
 546         {\r
 547             _shipInfo.SetEscapedShips(_escapingShips);\r
 548             _shipInfo.SetBadlyDamagedShips();\r
 549         }\r
 550 \r
 551         private class Record\r
 552         {\r
 553             private ShipStatus _status;\r
 554             public int NowHp => _status.NowHp;\r
 555             public bool Escaped => _status.Escaped;\r
 556             public ShipStatus.Damage DamageLevel => _status.DamageLevel;\r
 557             public int StartHp;\r
 558 \r
 559             public static Record[] Setup(ShipStatus[] ships) =>\r
 560                 (from s in ships select new Record {_status = (ShipStatus)s.Clone(), StartHp = s.NowHp}).ToArray();\r
 561 \r
 562             public void ApplyDamage(int damage)\r
 563             {\r
 564                 if (_status.NowHp > damage)\r
 565                 {\r
 566                     _status.NowHp -= damage;\r
 567                     return;\r
 568                 }\r
 569                 _status.NowHp = 0;\r
 570                 foreach (var item in new[] {_status.SlotEx}.Concat(_status.Slot))\r
 571                 {\r
 572                     if (item.Spec.Id == 42)\r
 573                     {\r
 574                         _status.NowHp = (int)(_status.MaxHp * 0.2);\r
 575                         ConsumeSlotItem(_status, 42);\r
 576                         break;\r
 577                     }\r
 578                     if (item.Spec.Id == 43)\r
 579                     {\r
 580                         _status.NowHp = _status.MaxHp;\r
 581                         ConsumeSlotItem(_status, 43);\r
 582                         break;\r
 583                     }\r
 584                 }\r
 585             }\r
 586 \r
 587             public void UpdateShipStatus(ShipStatus ship)\r
 588             {\r
 589                 ship.NowHp = NowHp;\r
 590                 ship.Slot = _status.Slot;\r
 591                 ship.SlotEx = _status.SlotEx;\r
 592             }\r
 593         }\r
 594 \r
 595         private BattleResultRank CalcLdAirBattleRank()\r
 596         {\r
 597             var combined = _friend.Concat(_guard).ToArray();\r
 598             var friendNowShips = combined.Count(r => r.NowHp > 0);\r
 599             var friendGauge = combined.Sum(r => r.StartHp - r.NowHp);\r
 600             var friendSunk = combined.Count(r => r.NowHp == 0);\r
 601             var friendGaugeRate = Floor((double)friendGauge / combined.Sum(r => r.StartHp) * 100);\r
 602 \r
 603             if (friendSunk == 0)\r
 604             {\r
 605                 if (friendGauge == 0)\r
 606                     return BattleResultRank.P;\r
 607                 if (friendGaugeRate < 10)\r
 608                     return BattleResultRank.A;\r
 609                 if (friendGaugeRate < 20)\r
 610                     return BattleResultRank.B;\r
 611                 if (friendGaugeRate < 50)\r
 612                     return BattleResultRank.C;\r
 613                 return BattleResultRank.D;\r
 614             }\r
 615             if (friendSunk < friendNowShips)\r
 616                 return BattleResultRank.D;\r
 617             return BattleResultRank.E;\r
 618         }\r
 619 \r
 620         private BattleResultRank CalcResultRank()\r
 621         {\r
 622             var friend = _friend.Concat(_guard).ToArray();\r
 623             var enemyHp = _enemyHp.Concat(_enemyGuardHp).ToArray();\r
 624             var enemyStartHp = _enemyStartHp.Concat(_enemyGuardStartHp).ToArray();\r
 625 \r
 626             var friendCount = friend.Length;\r
 627             var friendStartHpTotal = 0;\r
 628             var friendNowHpTotal = 0;\r
 629             var friendSunk = 0;\r
 630             foreach (var ship in friend)\r
 631             {\r
 632                 if (ship.Escaped)\r
 633                     continue;\r
 634                 friendStartHpTotal += ship.StartHp;\r
 635                 friendNowHpTotal += ship.NowHp;\r
 636                 if (ship.NowHp == 0)\r
 637                     friendSunk++;\r
 638             }\r
 639             var friendGaugeRate = (int)((double)(friendStartHpTotal - friendNowHpTotal) / friendStartHpTotal * 100);\r
 640 \r
 641             var enemyCount = enemyHp.Length;\r
 642             var enemyStartHpTotal = enemyStartHp.Sum();\r
 643             var enemyNowHpTotal = enemyHp.Sum();\r
 644             var enemySunk = enemyHp.Count(hp => hp == 0);\r
 645             var enemyGaugeRate = (int)((double)(enemyStartHpTotal - enemyNowHpTotal) / enemyStartHpTotal * 100);\r
 646 \r
 647             if (friendSunk == 0 && enemySunk == enemyCount)\r
 648             {\r
 649                 if (friendNowHpTotal >= friendStartHpTotal)\r
 650                     return BattleResultRank.P;\r
 651                 return BattleResultRank.S;\r
 652             }\r
 653             if (friendSunk == 0 && enemySunk >= (int)(enemyCount * 0.7) && enemyCount > 1)\r
 654                 return BattleResultRank.A;\r
 655             if (friendSunk < enemySunk && enemyHp[0] == 0)\r
 656                 return BattleResultRank.B;\r
 657             if (friendCount == 1 && friend[0].DamageLevel == ShipStatus.Damage.Badly)\r
 658                 return BattleResultRank.D;\r
 659             if (enemyGaugeRate > friendGaugeRate * 2.5)\r
 660                 return BattleResultRank.B;\r
 661             if (enemyGaugeRate > friendGaugeRate * 0.9)\r
 662                 return BattleResultRank.C;\r
 663             if (friendCount > 1 && friendCount - 1 == friendSunk)\r
 664                 return BattleResultRank.E;\r
 665             return BattleResultRank.D;\r
 666         }\r
 667     }\r
 668 }