implemented full manual controller

cpp/src/controller/manual.cpp

@@ -1,17 +1,61 @@
 #include "manual.hpp"
 
+#include "../model/utils/utils.hpp"
+
+#include <algorithm>
+
 ManualController::ManualController(Board b, View& view): view(view) {
     board = b;
-    selected_piece = Piece::None;
-    legal_moves = {};
-
-    view.update_board(b, selected_piece, legal_moves);
+    view.set_controller(this);
+    reset_selection();
 }
 
-void ManualController::on_tile_selected(int x, int y) {}
+void ManualController::on_tile_selected(int x, int y) {
+    Coords c{x, y};
+    Piece piece = board.piece_at(c);
 
-void ManualController::reset_selection() {}
+    std::cout << "Clicked on " << c << std::endl;
+    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()});
+        else
+            reset_selection();
+    }
 
-void ManualController::show_legal_moves(Coords) {}
+    Colour current_colour = board.white_to_play ? White : Black;
+    if (board.is_checkmate_for(current_colour))
+        view.notify_checkmate(current_colour);
 
-void ManualController::make_move(Move) {}
+    if (board.is_stalemate_for(current_colour))
+        view.notify_stalemate(current_colour);
+}
+
+void ManualController::reset_selection() {
+    selected_index = -1;
+    selected_piece = Piece::None;
+    targets = {};
+    view.update_board(board, selected_index, targets);
+}
+
+void ManualController::show_legal_moves(Coords xy) {
+    Colour colour = board.colour_at(xy);
+    if (colour) {
+        Colour to_play = board.white_to_play ? White : Black;
+        if (colour != to_play)
+            return;
+        selected_index = xy.to_index();
+        selected_piece = board.piece_at(xy);
+        targets = to_target_square(legal_moves(selected_piece, board, xy));
+        view.update_board(board, xy.to_index(), targets);
+    }
+}
+
+void ManualController::make_move(Move move) {
+    board = board.make_move(move);
+    reset_selection();
+}

cpp/src/controller/manual.hpp

@@ -8,8 +8,9 @@
 class ManualController : public Controller {
   private:
     View& view;
+    int8_t selected_index;
     Piece selected_piece;
-    std::vector<Move> legal_moves;
+    std::vector<int8_t> targets;
 
     void reset_selection();
     void show_legal_moves(Coords);