From 74e4d596a7bafacd69ae30594c268978d8592c36 Mon Sep 17 00:00:00 2001
From: Karma Riuk <riukkarma@gmail.com>
Date: Thu, 6 Feb 2025 20:12:12 +0100
Subject: [PATCH] very easily implemented the human_vs_ai controller (god i
 love a good design)

---
 cpp/src/controller/human_vs_ai.cpp | 32 ++++++++++++++++++++++++++++++
 cpp/src/controller/human_vs_ai.hpp | 14 +++++++++++++
 cpp/src/controller/manual.hpp      |  2 +-
 cpp/src/main.cpp                   |  7 +++++--
 4 files changed, 52 insertions(+), 3 deletions(-)
 create mode 100644 cpp/src/controller/human_vs_ai.cpp
 create mode 100644 cpp/src/controller/human_vs_ai.hpp

diff --git a/cpp/src/controller/human_vs_ai.cpp b/cpp/src/controller/human_vs_ai.cpp
new file mode 100644
index 0000000..4339a85
--- /dev/null
+++ b/cpp/src/controller/human_vs_ai.cpp
@@ -0,0 +1,32 @@
+#include "human_vs_ai.hpp"
+
+#include <algorithm>
+
+HumanVsAIController::HumanVsAIController(Board b, View& v, ai::AI& ai)
+    : ManualController(b, v),
+      ai(ai) {
+    view.set_controller(this);
+    reset_selection();
+}
+
+void HumanVsAIController::on_tile_selected(int x, int y) {
+    Coords c{x, y};
+    Piece piece = board.piece_at(c);
+
+    if (selected_index == -1
+        || (piece != Piece::None && piece != selected_piece
+            && (piece & 0b11000) != (selected_piece & 0b11000))) {
+        show_legal_moves(c);
+    } else {
+        auto boh = std::find(targets.begin(), targets.end(), c.to_index());
+        if (boh != targets.end()) {
+            make_move(Move{selected_index, c.to_index()});
+
+            if (board.is_terminal())
+                return;
+            Move ai_move = ai.search(board);
+            make_move(ai_move);
+        } else
+            reset_selection();
+    }
+}
diff --git a/cpp/src/controller/human_vs_ai.hpp b/cpp/src/controller/human_vs_ai.hpp
new file mode 100644
index 0000000..2adfa57
--- /dev/null
+++ b/cpp/src/controller/human_vs_ai.hpp
@@ -0,0 +1,14 @@
+#pragma once
+
+#include "../model/ais/ai.hpp"
+#include "../view/view.hpp"
+#include "manual.hpp"
+
+class HumanVsAIController : public ManualController {
+  protected:
+    ai::AI& ai;
+
+  public:
+    HumanVsAIController(Board, View&, ai::AI&);
+    void on_tile_selected(int, int) override;
+};
diff --git a/cpp/src/controller/manual.hpp b/cpp/src/controller/manual.hpp
index 2b349e2..8940ce8 100644
--- a/cpp/src/controller/manual.hpp
+++ b/cpp/src/controller/manual.hpp
@@ -6,7 +6,7 @@
 #include "controller.hpp"
 
 class ManualController : public Controller {
-  private:
+  protected:
     View& view;
     int8_t selected_index;
     Piece selected_piece;
diff --git a/cpp/src/main.cpp b/cpp/src/main.cpp
index a7e9be3..59bf3eb 100644
--- a/cpp/src/main.cpp
+++ b/cpp/src/main.cpp
@@ -1,4 +1,5 @@
 #include "controller/controller.hpp"
+#include "controller/human_vs_ai.hpp"
 #include "controller/manual.hpp"
 #include "view/gui.hpp"
 #include "view/noop.hpp"
@@ -10,8 +11,10 @@ int main(int argc, char* argv[]) {
 
     Board b = Board::setup_fen_position(pos);
 
-    NoOpView gui;
-    ManualController manual(b, gui);
+    ai::v0_random ai;
+
+    GUI gui;
+    HumanVsAIController manual(b, gui, ai);
 
 
     View& view = gui;