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feat: NCS-13 Implement Threefold Repetition (#31)
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Reviewed-on: #31
This commit was merged in pull request #31.
This commit is contained in:
Janis
2026-04-16 18:49:20 +02:00
parent b2e62dc60c
commit 767d3051a7
14 changed files with 205 additions and 4 deletions
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modules/ui/src/main/scala/de/nowchess/ui/gui/GUIObserver.scala
+4
View File
@@ -36,6 +36,7 @@ class GUIObserver(private val boardView: ChessBoardView) extends Observer:
case DrawReason.Stalemate => "Stalemate! The game is a draw."
case DrawReason.InsufficientMaterial => "Draw by insufficient material."
case DrawReason.FiftyMoveRule => "Draw claimed under the 50-move rule."
case DrawReason.ThreefoldRepetition => "Draw by threefold repetition."
case DrawReason.Agreement => "Draw by agreement."
showAlert(AlertType.Information, "Game Over", msg)
@@ -52,6 +53,9 @@ class GUIObserver(private val boardView: ChessBoardView) extends Observer:
case e: FiftyMoveRuleAvailableEvent =>
boardView.showMessage("50-move rule is now available — type 'draw' to claim.")
case e: ThreefoldRepetitionAvailableEvent =>
boardView.showMessage("Threefold repetition is now available — type 'draw' to claim.")
case e: MoveUndoneEvent =>
boardView.updateBoard(e.context.board, e.context.turn)
boardView.showMessage(s"↶ Undo: ${e.pgnNotation}")
modules/ui/src/main/scala/de/nowchess/ui/terminal/TerminalUI.scala
+4
View File
@@ -50,6 +50,7 @@ class TerminalUI(engine: GameEngine) extends Observer:
case DrawReason.Stalemate => "Stalemate! The game is a draw."
case DrawReason.InsufficientMaterial => "Draw by insufficient material."
case DrawReason.FiftyMoveRule => "Draw claimed under the 50-move rule."
case DrawReason.ThreefoldRepetition => "Draw by threefold repetition."
case DrawReason.Agreement => "Draw by agreement."
println(msg)
println()
@@ -70,6 +71,9 @@ class TerminalUI(engine: GameEngine) extends Observer:
case _: FiftyMoveRuleAvailableEvent =>
println("50-move rule is now available — type 'draw' to claim.")
case _: ThreefoldRepetitionAvailableEvent =>
println("Threefold repetition is now available — type 'draw' to claim.")
case e: PgnLoadedEvent =>
println("PGN loaded successfully.")
println()