8 files changed, 86 insertions, 4 deletions

diff --git a/assets/board.js b/assets/board.js
index e4dcb87..fdfeb28 100644
--- a/assets/board.js
+++ b/assets/board.js
@@ -84,7 +84,37 @@ position.bitboards[BLACK_PAWN] = ${bitboards[11].toString()}ULL;
       `)
   }
 }
+
+let validMoves = {};
+let renderingMoves = [];
+
+function updateRenderingMoves() {
+  for (let i = 0; i < 64; i++) {
+    const square = document.getElementById(`square-${i}`);
+    if (i in renderingMoves) {
+      square.children[0].classList.add("possible_move");
+    } else {
+      square.children[0].classList.remove("possible_move");
+    }
+  }
+}
+
+function addMoves(moves) {
+  console.log(moves);
+  validMoves = {};
+  for (const [from, to] of moves) {
+    if (validMoves[from] == undefined) validMoves[from] = []
+    validMoves[from].push(to);
+  }
+
+  console.log(validMoves);
+}
+
 window.onload = () => {
+  const socket = new WebSocket("ws://localhost:3456");
+  socket.addEventListener("moves", (event) => addMoves(event.data));
+  // socket.addEventListener("do_move", (event) => addMoves(event.data));
+
   const output = document.getElementById("output");
   const board = document.getElementById("board");
   for (let i = 0; i < 64; i++) {
@@ -96,6 +126,11 @@ window.onload = () => {
     }
     const square = document.createElement("div");
     square.classList.add("square");
+
+    const renderingMoveMarker = document.createElement("div");
+    renderingMoveMarker.classList.add("rendering_marker");
+    square.appendChild(renderingMoveMarker);
+
     const shift = Math.floor(i / 8);
     square.classList.add((i + shift) % 2 ? "dark" : "light");
     const bitIndex = (i % 8) - 8 * Math.floor(i / 8) + 56;
@@ -112,20 +147,26 @@ window.onload = () => {
         }
         return;
       }
+      
       const piece = checkForPiece(square, bitIndex, false);
       if (
         (hoveringPiece < 0 && piece == null) ||
         (hoveringPiece >= 0 && piece != null)
       ) return;
       if (hoveringPiece < 0) {
+        if (validMoves[bitIndex]) {
+          renderingMoves = validMoves[bitIndex];
+        }
         setHoverpiece(piece);
         square.style.backgroundImage = `none`;
         bitboards[piece] &= ~(1n << BigInt(bitIndex));
       } else {
+        renderingMoves = [];
         square.style.backgroundImage = `url(${assets[hoveringPiece]})`;
         bitboards[hoveringPiece] |= (1n << BigInt(bitIndex));
         setHoverpiece(-1);
       }
+      updateRenderingMoves();
     };
     board.appendChild(square);
   }
diff --git a/board.html b/board.html
index add0337..2dff608 100644
--- a/board.html
+++ b/board.html
@@ -34,10 +34,21 @@
     .selected {
       background-color: var(--selected-color);
     }
+    .rendering_marker {
+      width: 2rem;
+      height: 2rem;
+      border-radius: 50%;
+    }
+    .possible_move {
+      background-color: #0f0f0f55;
+    }
     .square {
       width: var(--square-side-length);
       height: var(--square-side-length);
       background-size: cover;
+      display: flex;
+      justify-content: center;
+      align-items: center;
     }
     .label {
       width: var(--square-side-length);
diff --git a/src/search.h b/src/search.h
index 5648e99..85311f1 100644
--- a/src/search.h
+++ b/src/search.h
@@ -10,6 +10,7 @@ typedef struct {
   square_t from;
   square_t to;
 } move_t;
+void position_make_move(position_t* position, move_t* move);
 
 typedef struct {
   move_t* moves;
diff --git a/src/search/bishop_moves.c b/src/search/bishop_moves.c
index 29fe3a6..207535e 100644
--- a/src/search/bishop_moves.c
+++ b/src/search/bishop_moves.c
@@ -68,5 +68,10 @@ void get_bishop_moves(moves_t* moves, position_t position) {
     friendly_bishops = position.bitboards[BLACK_BISHOP];
   }
   
-  __forloop_bishop_moves_gen(moves, friendly_bishops, friendly_pieces, enemy_pieces);
+  __forloop_bishop_moves_gen(
+    moves,
+    friendly_bishops,
+    friendly_pieces,
+    enemy_pieces
+  );
 }
diff --git a/src/search/moves.c b/src/search/moves.c
index 7089886..c0cdb4e 100644
--- a/src/search/moves.c
+++ b/src/search/moves.c
@@ -2,6 +2,10 @@
 #include <assert.h>
 #include <stdlib.h>
 
+void position_make_move(position_t* position, move_t* move) {
+
+}
+
 moves_t moves_init() {
   return moves_init_wcapacity(16);
 }
diff --git a/src/search/queen_moves.c b/src/search/queen_moves.c
index f1e773a..973c5bc 100644
--- a/src/search/queen_moves.c
+++ b/src/search/queen_moves.c
@@ -16,6 +16,16 @@ void get_queen_moves(moves_t* moves, position_t position) {
     friendly_queens = position.bitboards[BLACK_QUEEN];
   }
   
-  __forloop_rook_moves_gen(moves, friendly_queens, friendly_pieces, enemy_pieces);
-  __forloop_bishop_moves_gen(moves, friendly_queens, friendly_pieces, enemy_pieces);
+  __forloop_rook_moves_gen(
+    moves,
+    friendly_queens,
+    friendly_pieces,
+    enemy_pieces
+  );
+  __forloop_bishop_moves_gen(
+    moves,
+    friendly_queens,
+    friendly_pieces,
+    enemy_pieces
+  );
 }
diff --git a/src/search/rook_moves.c b/src/search/rook_moves.c
index 778c6a1..3e25526 100644
--- a/src/search/rook_moves.c
+++ b/src/search/rook_moves.c
@@ -68,5 +68,10 @@ void get_rook_moves(moves_t* moves, position_t position) {
     friendly_rooks = position.bitboards[BLACK_ROOK];
   }
   
-  __forloop_rook_moves_gen(moves, friendly_rooks, friendly_pieces, enemy_pieces);
+  __forloop_rook_moves_gen(
+    moves,
+    friendly_rooks,
+    friendly_pieces,
+    enemy_pieces
+  );
 }
diff --git a/src/server.c b/src/server.c
new file mode 100644
index 0000000..8409611
--- /dev/null
+++ b/src/server.c
@@ -0,0 +1,5 @@
+
+
+int main() {
+
+}