アサルトエンジンダイスボットを新規実装

lib/bcdice/game_system.rb

@@ -14,6 +14,7 @@
 require "bcdice/game_system/AnimaAnimus"
 require "bcdice/game_system/Arianrhod"
 require "bcdice/game_system/ArsMagica"
+require "bcdice/game_system/AssaultEngine"
 require "bcdice/game_system/Avandner"
 require "bcdice/game_system/BBN"
 require "bcdice/game_system/BadLife"

lib/bcdice/game_system/AssaultEngine.rb

@@ -0,0 +1,91 @@
+# frozen_string_literal: true
+
+module BCDice
+  module GameSystem
+    class AssaultEngine < Base
+      # ゲームシステムの識別子
+      ID = 'AssaultEngine'
+
+      # ゲームシステム名
+      NAME = 'アサルトエンジン'
+
+      # ゲームシステム名の読みがな
+      SORT_KEY = 'あさるとえんしん'
+
+      # ダイスボットの使い方
+      HELP_MESSAGE = <<~MESSAGETEXT
+        ・判定 AEt (t目標値)
+            例: AE45 （目標値45）
+        ・リロール nAEt (nロール前の値、t目標値)
+            例: 76AE45 (目標値45で、76を振り直す)
+
+        ・スワップ（t目標値） エネミーブックP11
+            例: AES45 （目標値45、スワップ表示あり）
+      MESSAGETEXT
+
+      register_prefix('\d*AE')
+
+      def initialize(command)
+        super(command)
+        @round_type = RoundType::FLOOR # 端数切り捨て
+      end
+
+      def eval_game_system_specific_command(command)
+        cmd = Command::Parser.new(/AES?/, round_type: round_type).enable_prefix_number
+                             .has_suffix_number.parse(command)
+        return nil unless cmd
+
+        target = cmd.suffix_number
+        target = 99 if target >= 100
+
+        if cmd.command.include?("AES") # SWAP初回
+          total = @randomizer.roll_once(100) % 100 # 0-99
+          swap = (total % 10) * 10 + (total / 10)
+          r1 = judge(target, total)
+          r2 = judge(target, swap)
+          text = "(AES#{format00(target)}) ＞ #{r1.text} / スワップ#{r2.text}"
+          check_result(r1, r2, text)
+        elsif cmd.prefix_number.nil? # 初回ロール
+          total = @randomizer.roll_once(100) % 100 # 0-99
+          judge(target, total).tap do |r|
+            r.text = "(AE#{format00(target)}) ＞ #{r.text}"
+          end
+        else # リロール
+          now = cmd.prefix_number
+          die = @randomizer.roll_once(10) % 10 # 0-9
+          new1 = judge(target, (now / 10 * 10) + die)    # 1の位を振り直す
+          new2 = judge(target, now % 10 + die * 10)      # 10の位を振り直す
+
+          text = "(#{format00(now)}AE#{format00(target)}) ＞ #{die} ＞ #{new1.text} / #{new2.text}"
+          check_result(new1, new2, text)
+        end
+      end
+
+      def format00(dice)
+        format("%02d", dice)
+      end
+
+      def check_result(result1, result2, text)
+        if result1.critical? || result2.critical?
+          Result.critical(text)
+        elsif result1.success? || result2.success?
+          Result.success(text)
+        elsif result1.fumble? && result2.fumble?
+          Result.fumble(text)
+        else
+          Result.failure(text)
+        end
+      end
+
+      def judge(target, total)
+        double = (total / 10) == (total % 10)
+        total_text = format00(total)
+        if total <= target
+          double ? Result.critical("(#{total_text})クリティカル") : Result.success("(#{total_text})成功")
+        else
+          double ? Result.fumble("(#{total_text})ファンブル") : Result.failure("(#{total_text})失敗")
+        end
+      end
+    end
+  end
+end

test/data/AssaultEngine.toml

@@ -0,0 +1,120 @@
+[[ test ]]
+game_system = "AssaultEngine"
+input = "AE44"
+output = "(AE44) ＞ (05)成功"
+success = true
+rands = [ { sides = 100, value = 5 } ]
+
+[[ test ]]
+game_system = "AssaultEngine"
+input = "AE44"
+output = "(AE44) ＞ (33)クリティカル"
+success = true
+critical = true
+rands = [ { sides = 100, value = 33 } ]
+
+[[ test ]]
+game_system = "AssaultEngine"
+input = "AE44"
+output = "(AE44) ＞ (44)クリティカル"
+success = true
+critical = true
+rands = [ { sides = 100, value = 44 } ]
+
+[[ test ]]
+game_system = "AssaultEngine"
+input = "AE44"
+output = "(AE44) ＞ (45)失敗"
+failure = true
+rands = [ { sides = 100, value = 45 } ]
+
+[[ test ]]
+game_system = "AssaultEngine"
+input = "AE44"
+output = "(AE44) ＞ (55)ファンブル"
+failure = true
+fumble = true
+rands = [ { sides = 100, value = 55 } ]
+
+[[ test ]]
+game_system = "AssaultEngine"
+input = "AE0 100=00は常にクリティカル"
+output = "(AE00) ＞ (00)クリティカル"
+success = true
+critical = true
+rands = [ { sides = 100, value = 100 } ]
+
+[[ test ]]
+game_system = "AssaultEngine"
+input = "AE09"
+output = "(AE09) ＞ (00)クリティカル"
+success = true
+critical = true
+rands = [ { sides = 100, value = 100 } ]
+
+[[ test ]]
+game_system = "AssaultEngine"
+input = "AE123"
+output = "(AE99) ＞ (99)クリティカル"
+success = true
+critical = true
+rands = [ { sides = 100, value = 99 } ]
+
+[[ test ]]
+game_system = "AssaultEngine"
+input = "AES44"
+output = "(AES44) ＞ (00)クリティカル / スワップ(00)クリティカル"
+success = true
+critical = true
+rands = [ { sides = 100, value = 100 } ]
+
+[[ test ]]
+game_system = "AssaultEngine"
+input = "AES44"
+output = "(AES44) ＞ (53)失敗 / スワップ(35)成功"
+success = true
+rands = [ { sides = 100, value = 53 } ]
+
+[[ test ]]
+game_system = "AssaultEngine"
+input = "AES44"
+output = "(AES44) ＞ (00)クリティカル / スワップ(00)クリティカル"
+success = true
+critical = true
+rands = [ { sides = 100, value = 100 } ]
+
+[[ test ]]
+game_system = "AssaultEngine"
+input = "12AES44 AESではprefix無視"
+output = "(AES44) ＞ (43)成功 / スワップ(34)成功"
+success = true
+rands = [ { sides = 100, value = 43 } ]
+
+[[ test ]]
+game_system = "AssaultEngine"
+input = "56AE44"
+output = "(56AE44) ＞ 1 ＞ (51)失敗 / (16)成功"
+success = true
+rands = [ { sides = 10, value = 1 } ]
+
+[[ test ]]
+game_system = "AssaultEngine"
+input = "56AE44"
+output = "(56AE44) ＞ 8 ＞ (58)失敗 / (86)失敗"
+failure = true
+rands = [ { sides = 10, value = 8 } ]
+
+[[ test ]]
+game_system = "AssaultEngine"
+input = "66AE44 本来ファンブルは振り直せないが、警告等はださない"
+output = "(66AE44) ＞ 7 ＞ (67)失敗 / (76)失敗"
+failure = true
+rands = [ { sides = 10, value = 7 } ]
+
+[[ test ]]
+game_system = "AssaultEngine"
+input = "90AE44"
+output = "(90AE44) ＞ 0 ＞ (90)失敗 / (00)クリティカル"
+success = true
+critical = true
+rands = [ { sides = 10, value = 10 } ]