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 List<char> WrongResultRank { get; set; } = new List<char>(2);\r
  69         public ShipStatus[] EnemyResultStatus { get; private set; }\r
  70         public ShipStatus[] EnemyGuardResultStatus { get; private set; }\r
  71         public bool EnemyIsCombined => EnemyGuardResultStatus.Length > 0;\r
  72         public List<AirBattleResult> AirBattleResults { get; } = new List<AirBattleResult>();\r
  73 \r
  74         public BattleInfo(ShipInfo shipInfo, ItemInfo itemInfo)\r
  75         {\r
  76             _shipInfo = shipInfo;\r
  77             _itemInfo = itemInfo;\r
  78         }\r
  79 \r
  80         public void InspectBattle(dynamic json, string url)\r
  81         {\r
  82             Formation = FormationName(json);\r
  83             AirControlLevel = CheckAirControlLevel(json);\r
  84             ShowResult(false); // 昼戦の結果を夜戦のときに表示する\r
  85             SetupResult(json);\r
  86             EnemyFighterPower = CalcEnemyFighterPower(json);\r
  87             if (IsNightBattle(json))\r
  88             {\r
  89                 BattleState = BattleState.Night;\r
  90                 CalcCombinedHougekiDamage(json.api_hougeki, _friend, _guard, _enemyHp, _enemyGuardHp);\r
  91             }\r
  92             else\r
  93             {\r
  94                 BattleState = BattleState.Day;\r
  95                 CalcDamage(json);\r
  96             }\r
  97             ClearEnemyOverKill();\r
  98             ResultRank = url.EndsWith("ld_airbattle") ? CalcLdAirBattleRank() : CalcResultRank();\r
  99         }\r
 100 \r
 101         private void ClearEnemyOverKill()\r
 102         {\r
 103             _enemyHp = _enemyHp.Select(hp => hp < 0 ? 0 : hp).ToArray();\r
 104             _enemyGuardHp = _enemyGuardHp.Select(hp => hp < 0 ? 0 : hp).ToArray();\r
 105         }\r
 106 \r
 107         public void InspectMapNext(string request)\r
 108         {\r
 109             var type = HttpUtility.ParseQueryString(request)["api_recovery_type"];\r
 110             if (type == null)\r
 111                 return;\r
 112             _flagshipRecoveryType = int.Parse(type);\r
 113         }\r
 114 \r
 115         private bool IsNightBattle(dynamic json) => json.api_hougeki();\r
 116 \r
 117         public static int DeckId(dynamic json)\r
 118         {\r
 119             if (json.api_dock_id()) // 昼戦はtypoしている\r
 120                 return (int)json.api_dock_id - 1;\r
 121             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
 122                 return int.Parse(json.api_deck_id) - 1;\r
 123             return (int)json.api_deck_id - 1;\r
 124         }\r
 125 \r
 126         private string FormationName(dynamic json)\r
 127         {\r
 128             if (!json.api_formation()) // 演習の夜戦\r
 129                 return "";\r
 130             switch ((int)json.api_formation[2])\r
 131             {\r
 132                 case 1:\r
 133                     return "同航戦";\r
 134                 case 2:\r
 135                     return "反航戦";\r
 136                 case 3:\r
 137                     return "T字有利";\r
 138                 case 4:\r
 139                     return "T字不利";\r
 140             }\r
 141             return "";\r
 142         }\r
 143 \r
 144         private void SetupResult(dynamic json)\r
 145         {\r
 146             if (_friend != null)\r
 147                 return;\r
 148             _fleet = DeckId(json);\r
 149             var fstats = _shipInfo.GetShipStatuses(_fleet);\r
 150             FlagshipRecovery(fstats[0]);\r
 151             _friend = Record.Setup(fstats);\r
 152             _enemyHp = (int[])json.api_e_nowhps;\r
 153             _enemyStartHp = (int[])_enemyHp.Clone();\r
 154             EnemyResultStatus = ((int[])json.api_ship_ke)\r
 155                 .Select(id => new ShipStatus {Id = id, Spec = _shipInfo.GetSpec(id)}).ToArray();\r
 156             EnemyGuardResultStatus = new ShipStatus[0];\r
 157             if (json.api_ship_ke_combined())\r
 158             {\r
 159                 EnemyGuardResultStatus = ((int[])json.api_ship_ke_combined)\r
 160                     .Select(id => new ShipStatus {Id = id, Spec = _shipInfo.GetSpec(id)}).ToArray();\r
 161             }\r
 162             _guard = new Record[0];\r
 163             _enemyGuardHp = new int[0];\r
 164             _enemyGuardStartHp = new int[0];\r
 165             if (json.api_f_nowhps_combined())\r
 166                 _guard = Record.Setup(_shipInfo.GetShipStatuses(1));\r
 167             if (json.api_e_nowhps_combined()) // 敵が連合艦隊\r
 168             {\r
 169                 _enemyGuardHp = (int[])json.api_e_nowhps_combined;\r
 170                 _enemyGuardStartHp = (int[])_enemyGuardHp.Clone();\r
 171             }\r
 172         }\r
 173 \r
 174         private void FlagshipRecovery(ShipStatus flagship)\r
 175         {\r
 176             switch (_flagshipRecoveryType)\r
 177             {\r
 178                 case 0:\r
 179                     return;\r
 180                 case 1:\r
 181                     flagship.NowHp = flagship.MaxHp / 2;\r
 182                     ConsumeSlotItem(flagship, 42); // ダメコン\r
 183                     break;\r
 184                 case 2:\r
 185                     flagship.NowHp = flagship.MaxHp;\r
 186                     ConsumeSlotItem(flagship, 43); // 女神\r
 187                     break;\r
 188             }\r
 189             if (_flagshipRecoveryType != 0)\r
 190                 _shipInfo.SetBadlyDamagedShips();\r
 191             _flagshipRecoveryType = 0;\r
 192         }\r
 193 \r
 194         private static void ConsumeSlotItem(ShipStatus ship, int id)\r
 195         {\r
 196             if (ship.SlotEx.Spec.Id == id)\r
 197             {\r
 198                 ship.SlotEx = new ItemStatus();\r
 199                 return;\r
 200             }\r
 201             for (var i = 0; i < ship.Slot.Length; i++)\r
 202             {\r
 203                 if (ship.Slot[i].Spec.Id == id)\r
 204                 {\r
 205                     ship.Slot[i] = new ItemStatus();\r
 206                     break;\r
 207                 }\r
 208             }\r
 209         }\r
 210 \r
 211         public void CleanupResult()\r
 212         {\r
 213             _friend = null;\r
 214             _lastCell = false;\r
 215         }\r
 216 \r
 217         private int CheckAirControlLevel(dynamic json)\r
 218         {\r
 219             if (!json.api_kouku())\r
 220                 return -1;\r
 221             var stage1 = json.api_kouku.api_stage1;\r
 222             if (stage1 == null)\r
 223                 return -1;\r
 224             if (stage1.api_f_count == 0 && stage1.api_e_count == 0)\r
 225                 return -1;\r
 226             return (int)stage1.api_disp_seiku;\r
 227         }\r
 228 \r
 229         private EnemyFighterPower CalcEnemyFighterPower(dynamic json)\r
 230         {\r
 231             var result = new EnemyFighterPower();\r
 232             var ships = (int[])json.api_ship_ke;\r
 233             if (json.api_ship_ke_combined() && _guard.Length > 0)\r
 234                 ships = ships.Concat((int[])json.api_ship_ke_combined).ToArray();\r
 235             var maxEq = ships.SelectMany(id =>\r
 236             {\r
 237                 var r = _shipInfo.GetSpec(id).MaxEq;\r
 238                 if (r != null)\r
 239                     return r;\r
 240                 result.HasUnknown = true;\r
 241                 return new int[5];\r
 242             });\r
 243             var equips = ((int[][])json.api_eSlot).SelectMany(x => x);\r
 244             if (json.api_eSlot_combined() && _guard.Length > 0)\r
 245                 equips = equips.Concat(((int[][])json.api_eSlot_combined).SelectMany(x => x));\r
 246             foreach (var entry in from slot in equips.Zip(maxEq, (id, max) => new {id, max})\r
 247                 let spec = _itemInfo.GetSpecByItemId(slot.id)\r
 248                 let perSlot = (int)Floor(spec.AntiAir * Sqrt(slot.max))\r
 249                 select new {spec, perSlot})\r
 250             {\r
 251                 if (entry.spec.CanAirCombat)\r
 252                     result.AirCombat += entry.perSlot;\r
 253                 if (entry.spec.IsAircraft)\r
 254                     result.Interception += entry.perSlot;\r
 255             }\r
 256             return result;\r
 257         }\r
 258 \r
 259         private void CalcDamage(dynamic json)\r
 260         {\r
 261             AirBattleResults.Clear();\r
 262             if (json.api_air_base_injection())\r
 263             {\r
 264                 AddAirBattleResult(json.api_air_base_injection, "AB噴式");\r
 265                 CalcKoukuDamage(json.api_air_base_injection);\r
 266             }\r
 267             if (json.api_injection_kouku())\r
 268             {\r
 269                 AddAirBattleResult(json.api_injection_kouku, "噴式");\r
 270                 CalcKoukuDamage(json.api_injection_kouku);\r
 271             }\r
 272             if (json.api_air_base_attack())\r
 273                 CalcAirBaseAttackDamage(json.api_air_base_attack);\r
 274             if (json.api_kouku())\r
 275             {\r
 276                 AddAirBattleResult(json.api_kouku, "航空戦");\r
 277                 CalcKoukuDamage(json.api_kouku);\r
 278             }\r
 279             if (json.api_kouku2()) // 航空戦2回目\r
 280             {\r
 281                 AddAirBattleResult(json.api_kouku2, "航空戦2");\r
 282                 CalcKoukuDamage(json.api_kouku2);\r
 283             }\r
 284             if (!json.api_opening_atack()) // 航空戦のみ\r
 285                 return;\r
 286             if (json.api_support_info() && json.api_support_info != null)\r
 287                 CalcSupportDamage(json.api_support_info);\r
 288             if (json.api_opening_taisen() && json.api_opening_taisen != null)\r
 289                 CalcCombinedHougekiDamage(json.api_opening_taisen, _friend, _guard, _enemyHp, _enemyGuardHp);\r
 290             if (json.api_opening_atack != null)\r
 291                 CalcSimpleDamage(json.api_opening_atack, _friend, _guard, _enemyHp, _enemyGuardHp);\r
 292             if (json.api_hougeki1() && json.api_hougeki1 != null)\r
 293                 CalcCombinedHougekiDamage(json.api_hougeki1, _friend, _guard, _enemyHp, _enemyGuardHp);\r
 294             if (json.api_hougeki2() && json.api_hougeki2 != null)\r
 295                 CalcCombinedHougekiDamage(json.api_hougeki2, _friend, _guard, _enemyHp, _enemyGuardHp);\r
 296             if (json.api_hougeki3() && json.api_hougeki3 != null)\r
 297                 CalcCombinedHougekiDamage(json.api_hougeki3, _friend, _guard, _enemyHp, _enemyGuardHp);\r
 298             if (json.api_raigeki() && json.api_raigeki != null)\r
 299                 CalcSimpleDamage(json.api_raigeki, _friend, _guard, _enemyHp, _enemyGuardHp);\r
 300         }\r
 301 \r
 302         private void CalcSupportDamage(dynamic json)\r
 303         {\r
 304             if (json.api_support_hourai != null)\r
 305             {\r
 306                 CalcSimpleDamage(json.api_support_hourai.api_damage, _enemyHp, _enemyGuardHp);\r
 307             }\r
 308             else if (json.api_support_airatack != null)\r
 309             {\r
 310                 CalcSimpleDamage(json.api_support_airatack.api_stage3.api_edam, _enemyHp, _enemyGuardHp);\r
 311             }\r
 312         }\r
 313 \r
 314         private void CalcAirBaseAttackDamage(dynamic json)\r
 315         {\r
 316             var i = 1;\r
 317             foreach (var entry in json)\r
 318             {\r
 319                 AddAirBattleResult(entry, "基地" + i++);\r
 320                 CalcKoukuDamage(entry);\r
 321             }\r
 322         }\r
 323 \r
 324         private void AddAirBattleResult(dynamic json, string phaseName)\r
 325         {\r
 326             var stage1 = json.api_stage1;\r
 327             if (stage1 == null || (stage1.api_f_count == 0 && stage1.api_e_count == 0))\r
 328                 return;\r
 329             AirBattleResults.Add(new AirBattleResult\r
 330             {\r
 331                 PhaseName = phaseName,\r
 332                 AirControlLevel = json.api_stage1.api_disp_seiku() ? (int)json.api_stage1.api_disp_seiku : 0,\r
 333                 Stage1 = new AirBattleResult.StageResult\r
 334                 {\r
 335                     FriendCount = (int)json.api_stage1.api_f_count,\r
 336                     FriendLost = (int)json.api_stage1.api_f_lostcount,\r
 337                     EnemyCount = (int)json.api_stage1.api_e_count,\r
 338                     EnemyLost = (int)json.api_stage1.api_e_lostcount\r
 339                 },\r
 340                 Stage2 = json.api_stage2 == null\r
 341                     ? new AirBattleResult.StageResult\r
 342                     {\r
 343                         FriendCount = 0,\r
 344                         FriendLost = 0,\r
 345                         EnemyCount = 0,\r
 346                         EnemyLost = 0\r
 347                     }\r
 348                     : new AirBattleResult.StageResult\r
 349                     {\r
 350                         FriendCount = (int)json.api_stage2.api_f_count,\r
 351                         FriendLost = (int)json.api_stage2.api_f_lostcount,\r
 352                         EnemyCount = (int)json.api_stage2.api_e_count,\r
 353                         EnemyLost = (int)json.api_stage2.api_e_lostcount\r
 354                     }\r
 355             });\r
 356         }\r
 357 \r
 358         private void CalcKoukuDamage(dynamic json)\r
 359         {\r
 360             if (json.api_stage3() && json.api_stage3 != null)\r
 361                 CalcSimpleDamage(json.api_stage3, _friend, _enemyHp);\r
 362             if (json.api_stage3_combined() && json.api_stage3_combined != null)\r
 363                 CalcSimpleDamage(json.api_stage3_combined, _guard, _enemyGuardHp);\r
 364         }\r
 365 \r
 366         private void CalcSimpleDamage(dynamic json, Record[] friend, int[] enemy)\r
 367         {\r
 368             if (json.api_fdam())\r
 369                 CalcSimpleDamage(json.api_fdam, friend);\r
 370             if (json.api_edam())\r
 371                 CalcSimpleDamage(json.api_edam, enemy);\r
 372         }\r
 373 \r
 374         private void CalcSimpleDamage(dynamic json, Record[] friend, Record[] guard, int[] enemy, int[] enemyGuard)\r
 375         {\r
 376             CalcSimpleDamage(json.api_fdam, friend, guard);\r
 377             CalcSimpleDamage(json.api_edam, enemy, enemyGuard);\r
 378         }\r
 379 \r
 380         private void CalcSimpleDamage(dynamic rawDamage, Record[] friend, Record[] guard)\r
 381         {\r
 382             var damage = (int[])rawDamage;\r
 383             for (var i = 0; i < friend.Length; i++)\r
 384                 friend[i].ApplyDamage(damage[i]);\r
 385             for (var i = 0; i < guard.Length; i++)\r
 386                 guard[i].ApplyDamage(damage[i + 6]);\r
 387         }\r
 388 \r
 389         private void CalcSimpleDamage(dynamic rawDamage, Record[] friend)\r
 390         {\r
 391             var damage = (int[])rawDamage;\r
 392             for (var i = 0; i < friend.Length; i++)\r
 393                 friend[i].ApplyDamage(damage[i]);\r
 394         }\r
 395 \r
 396         private void CalcSimpleDamage(dynamic rawDamage, int[] enemy, int[] enemyGuard)\r
 397         {\r
 398             var damage = (int[])rawDamage;\r
 399             for (var i = 0; i < enemy.Length; i++)\r
 400                 enemy[i] -= damage[i];\r
 401             for (var i = 0; i < enemyGuard.Length; i++)\r
 402                 enemyGuard[i] -= damage[i + 6];\r
 403         }\r
 404 \r
 405         private void CalcSimpleDamage(dynamic rawDamage, int[] result)\r
 406         {\r
 407             var damage = (int[])rawDamage;\r
 408             for (var i = 0; i < result.Length; i++)\r
 409                 result[i] -= damage[i];\r
 410         }\r
 411 \r
 412         private void CalcCombinedHougekiDamage(dynamic hougeki, Record[] friend, Record[] guard,\r
 413             int[] enemy, int[] enemyGuard)\r
 414         {\r
 415             if (!(hougeki.api_df_list() && hougeki.api_df_list != null &&\r
 416                   hougeki.api_damage() && hougeki.api_damage != null &&\r
 417                   hougeki.api_at_eflag() && hougeki.api_at_eflag != null))\r
 418                 return;\r
 419 \r
 420             var targets = ((dynamic[])hougeki.api_df_list).Select(x => (int[])x);\r
 421             var damages = ((dynamic[])hougeki.api_damage).Select(x => (int[])x);\r
 422             var eflags = (int[])hougeki.api_at_eflag;\r
 423             foreach (var turn in\r
 424                 targets.Zip(damages, (t, d) => new {t, d}).Zip(eflags, (td, e) => new {e, td.t, td.d}))\r
 425             {\r
 426                 foreach (var hit in turn.t.Zip(turn.d, (t, d) => new {t, d}))\r
 427                 {\r
 428                     if (hit.t == -1)\r
 429                         continue;\r
 430                     if (turn.e == 1)\r
 431                     {\r
 432                         if (hit.t < friend.Length)\r
 433                         {\r
 434                             friend[hit.t].ApplyDamage(hit.d);\r
 435                         }\r
 436                         else\r
 437                         {\r
 438                             guard[hit.t - 6].ApplyDamage(hit.d);\r
 439                         }\r
 440                     }\r
 441                     else\r
 442                     {\r
 443                         if (hit.t < enemy.Length)\r
 444                         {\r
 445                             enemy[hit.t] -= hit.d;\r
 446                         }\r
 447                         else\r
 448                         {\r
 449                             enemyGuard[hit.t - 6] -= hit.d;\r
 450                         }\r
 451                     }\r
 452                 }\r
 453             }\r
 454         }\r
 455 \r
 456         public void InspectMapStart(dynamic json)\r
 457         {\r
 458             InspectMapNext(json);\r
 459         }\r
 460 \r
 461         public void InspectMapNext(dynamic json)\r
 462         {\r
 463             _lastCell = (int)json.api_next == 0;\r
 464         }\r
 465 \r
 466         public void InspectBattleResult(dynamic json)\r
 467         {\r
 468             BattleState = BattleState.Result;\r
 469             ShowResult(!_lastCell);\r
 470             VerifyResultRank(json);\r
 471             CleanupResult();\r
 472             SetEscapeShips(json);\r
 473 \r
 474         }\r
 475 \r
 476         private void VerifyResultRank(dynamic json)\r
 477         {\r
 478             if (_friend == null)\r
 479                 return;\r
 480             WrongResultRank.Clear();\r
 481             if (!json.api_win_rank())\r
 482                 return;\r
 483             var assumed = "PSABCDE"[(int)ResultRank];\r
 484             if (assumed == 'P')\r
 485                 assumed = 'S';\r
 486             var actual = ((string)json.api_win_rank)[0];\r
 487             if (assumed == actual)\r
 488                 return;\r
 489             WrongResultRank.AddRange(new[] {assumed, actual});\r
 490         }\r
 491 \r
 492         public void InspectPracticeResult(dynamic json)\r
 493         {\r
 494             BattleState = BattleState.Result;\r
 495             ShowResult(false);\r
 496             CleanupResult();\r
 497         }\r
 498 \r
 499         private void ShowResult(bool warnDamagedShip = true)\r
 500         {\r
 501             if (_friend == null)\r
 502                 return;\r
 503             var ships = _guard.Length > 0\r
 504                 ? _shipInfo.GetShipStatuses(0).Concat(_shipInfo.GetShipStatuses(1)).ToArray()\r
 505                 : _shipInfo.GetShipStatuses(_fleet);\r
 506             foreach (var entry in ships.Zip(_friend.Concat(_guard), (ship, now) => new {ship, now}))\r
 507                 entry.now.UpdateShipStatus(entry.ship);\r
 508             if (warnDamagedShip)\r
 509                 _shipInfo.SetBadlyDamagedShips();\r
 510             else\r
 511                 _shipInfo.ClearBadlyDamagedShips();\r
 512             SetEnemyResultStatus();\r
 513         }\r
 514 \r
 515         private void SetEnemyResultStatus()\r
 516         {\r
 517             for (var i = 0; i < _enemyHp.Length; i++)\r
 518             {\r
 519                 EnemyResultStatus[i].MaxHp = _enemyStartHp[i];\r
 520                 EnemyResultStatus[i].NowHp = _enemyHp[i];\r
 521             }\r
 522             for (var i = 0; i < _enemyGuardHp.Length; i++)\r
 523             {\r
 524                 EnemyGuardResultStatus[i].MaxHp = _enemyGuardStartHp[i];\r
 525                 EnemyGuardResultStatus[i].NowHp = _enemyGuardHp[i];\r
 526             }\r
 527         }\r
 528 \r
 529         public void SetEscapeShips(dynamic json)\r
 530         {\r
 531             _escapingShips.Clear();\r
 532             if (!json.api_escape_flag() || (int)json.api_escape_flag == 0)\r
 533                 return;\r
 534             var damaged = (int)json.api_escape.api_escape_idx[0] - 1;\r
 535             if (json.api_escape.api_tow_idx())\r
 536             {\r
 537                 _escapingShips.Add(_shipInfo.GetDeck(damaged / 6)[damaged % 6]);\r
 538                 var escort = (int)json.api_escape.api_tow_idx[0] - 1;\r
 539                 _escapingShips.Add(_shipInfo.GetDeck(escort / 6)[escort % 6]);\r
 540             }\r
 541             else\r
 542             {\r
 543                 _escapingShips.Add(_shipInfo.GetDeck(2)[damaged]);\r
 544             }\r
 545         }\r
 546 \r
 547         public void CauseCombinedBattleEscape()\r
 548         {\r
 549             _shipInfo.SetEscapedShips(_escapingShips);\r
 550             _shipInfo.SetBadlyDamagedShips();\r
 551         }\r
 552 \r
 553         private class Record\r
 554         {\r
 555             private ShipStatus _status;\r
 556             public int NowHp => _status.NowHp;\r
 557             public bool Escaped => _status.Escaped;\r
 558             public ShipStatus.Damage DamageLevel => _status.DamageLevel;\r
 559             public int StartHp;\r
 560 \r
 561             public static Record[] Setup(ShipStatus[] ships) =>\r
 562                 (from s in ships select new Record {_status = (ShipStatus)s.Clone(), StartHp = s.NowHp}).ToArray();\r
 563 \r
 564             public void ApplyDamage(int damage)\r
 565             {\r
 566                 if (_status.NowHp > damage)\r
 567                 {\r
 568                     _status.NowHp -= damage;\r
 569                     return;\r
 570                 }\r
 571                 _status.NowHp = 0;\r
 572                 foreach (var item in new[] {_status.SlotEx}.Concat(_status.Slot))\r
 573                 {\r
 574                     if (item.Spec.Id == 42)\r
 575                     {\r
 576                         _status.NowHp = (int)(_status.MaxHp * 0.2);\r
 577                         ConsumeSlotItem(_status, 42);\r
 578                         break;\r
 579                     }\r
 580                     if (item.Spec.Id == 43)\r
 581                     {\r
 582                         _status.NowHp = _status.MaxHp;\r
 583                         ConsumeSlotItem(_status, 43);\r
 584                         break;\r
 585                     }\r
 586                 }\r
 587             }\r
 588 \r
 589             public void UpdateShipStatus(ShipStatus ship)\r
 590             {\r
 591                 ship.NowHp = NowHp;\r
 592                 ship.Slot = _status.Slot;\r
 593                 ship.SlotEx = _status.SlotEx;\r
 594             }\r
 595         }\r
 596 \r
 597         private BattleResultRank CalcLdAirBattleRank()\r
 598         {\r
 599             var combined = _friend.Concat(_guard).ToArray();\r
 600             var friendNowShips = combined.Count(r => r.NowHp > 0);\r
 601             var friendGauge = combined.Sum(r => r.StartHp - r.NowHp);\r
 602             var friendSunk = combined.Count(r => r.NowHp == 0);\r
 603             var friendGaugeRate = Floor((double)friendGauge / combined.Sum(r => r.StartHp) * 100);\r
 604 \r
 605             if (friendSunk == 0)\r
 606             {\r
 607                 if (friendGauge == 0)\r
 608                     return BattleResultRank.P;\r
 609                 if (friendGaugeRate < 10)\r
 610                     return BattleResultRank.A;\r
 611                 if (friendGaugeRate < 20)\r
 612                     return BattleResultRank.B;\r
 613                 if (friendGaugeRate < 50)\r
 614                     return BattleResultRank.C;\r
 615                 return BattleResultRank.D;\r
 616             }\r
 617             if (friendSunk < friendNowShips)\r
 618                 return BattleResultRank.D;\r
 619             return BattleResultRank.E;\r
 620         }\r
 621 \r
 622         private BattleResultRank CalcResultRank()\r
 623         {\r
 624             var friend = _friend.Concat(_guard).ToArray();\r
 625             var enemyHp = _enemyHp.Concat(_enemyGuardHp).ToArray();\r
 626             var enemyStartHp = _enemyStartHp.Concat(_enemyGuardStartHp).ToArray();\r
 627 \r
 628             var friendCount = friend.Length;\r
 629             var friendStartHpTotal = 0;\r
 630             var friendNowHpTotal = 0;\r
 631             var friendSunk = 0;\r
 632             foreach (var ship in friend)\r
 633             {\r
 634                 if (ship.Escaped)\r
 635                     continue;\r
 636                 friendStartHpTotal += ship.StartHp;\r
 637                 friendNowHpTotal += ship.NowHp;\r
 638                 if (ship.NowHp == 0)\r
 639                     friendSunk++;\r
 640             }\r
 641             var friendGaugeRate = (int)((double)(friendStartHpTotal - friendNowHpTotal) / friendStartHpTotal * 100);\r
 642 \r
 643             var enemyCount = enemyHp.Length;\r
 644             var enemyStartHpTotal = enemyStartHp.Sum();\r
 645             var enemyNowHpTotal = enemyHp.Sum();\r
 646             var enemySunk = enemyHp.Count(hp => hp == 0);\r
 647             var enemyGaugeRate = (int)((double)(enemyStartHpTotal - enemyNowHpTotal) / enemyStartHpTotal * 100);\r
 648 \r
 649             if (friendSunk == 0 && enemySunk == enemyCount)\r
 650             {\r
 651                 if (friendNowHpTotal >= friendStartHpTotal)\r
 652                     return BattleResultRank.P;\r
 653                 return BattleResultRank.S;\r
 654             }\r
 655             if (friendSunk == 0 && enemySunk >= (int)(enemyCount * 0.7) && enemyCount > 1)\r
 656                 return BattleResultRank.A;\r
 657             if (friendSunk < enemySunk && enemyHp[0] == 0)\r
 658                 return BattleResultRank.B;\r
 659             if (friendCount == 1 && friend[0].DamageLevel == ShipStatus.Damage.Badly)\r
 660                 return BattleResultRank.D;\r
 661             if (enemyGaugeRate > friendGaugeRate * 2.5)\r
 662                 return BattleResultRank.B;\r
 663             if (enemyGaugeRate > friendGaugeRate * 0.9)\r
 664                 return BattleResultRank.C;\r
 665             if (friendCount > 1 && friendCount - 1 == friendSunk)\r
 666                 return BattleResultRank.E;\r
 667             return BattleResultRank.D;\r
 668         }\r
 669     }\r
 670 }