Wed Jul 26 01:02:00 CST 2023 inscode

src/utils/index.js

@@ -168,22 +168,21 @@ export function robotPlay(board, win_size) {
  */
 
 /**
- * 获取这一边方向的信息，连珠颗数，延伸出去的空位数。
- * 只需要 [空格，空格，棋子，棋子，空格，空格] 这样的数据
+ * 获取这一边方向的信息，空格数，棋子数
  * @param {(is_empty|is_white|is_black)[][]} board 棋盘
  * @param {number} row 行
  * @param {number} col 列
- * @return {{num: number, first_empty_num: number, last_empty_num:  number}} 说明：num: 棋子个数；empty_num: 空格数量
+ * @return {[number, number, number]} [空位数，棋子数，距离障碍物的距离]
  */
 function getDirectionsInfo(board, row, col, [y, x], player) {
   const ROW = board.length
   const COL = board[0].length
   // 连续棋子数
-  let num = 0
+  let piece_num = 0
   // 棋子前面的空格数
   let first_empty_num = 0
-  // 棋子后面的空格数
-  let last_empty_num = 0
+  // 距离障碍物的距离
+  let obstacle_num = 0
   // 不包括当前位置
   let _row = row + y
   let _col = col + x
@@ -197,7 +196,7 @@ function getDirectionsInfo(board, row, col, [y, x], player) {
     }
     // 连珠计数
     if (!first_empty_num && item === player) {
-      num += 1
+      piece_num += 1
     }
     // 计算棋子前面的空格数
     if (item === is_empty) {
@@ -208,11 +207,11 @@ function getDirectionsInfo(board, row, col, [y, x], player) {
     _col += x
   }
 
-  return {
-    num,
+  return [
+    piece_num,
     first_empty_num,
-    last_empty_num
-  }
+    obstacle_num
+  ]
 }
 /**
  * 根据棋子位置信息，计算分数
@@ -221,13 +220,13 @@ function getDirectionsInfo(board, row, col, [y, x], player) {
  * @param {number} col 列 x
  * @param {(is_empty|is_white|is_black)[]} board 棋盘
  * @param {number} win_size 需要几个棋子才赢
- * @returns 
+ * @returns {number} 分数
  */
 function getDirectionScore(board, row, col, [y, x], win_size, player) {
-  const { num: r_num, first_empty_num: r_empty_num } = getDirectionsInfo(board, row, col, [y, x], player)
-  const { num: l_num, first_empty_num: l_empty_num } = getDirectionsInfo(board, row, col, [y * -1, x * -1], player)
+  const [r_empty_num, r_piece_num, r_obstacle_num] = getDirectionsInfo(board, row, col, [y, x], player)
+  const [l_empty_num, l_piece_num, l_obstacle_num] = getDirectionsInfo(board, row, col, [y * -1, x * -1], player)
 
-  const SIZE = r_num + l_num
+  const SIZE = r_piece_num + l_piece_num
   // 没有棋子
   if (SIZE == 0) return 0
   // 两边有障碍物且小于 win_size
@@ -236,7 +235,7 @@ function getDirectionScore(board, row, col, [y, x], win_size, player) {
   // 两边都没障碍物
   if (r_empty_num != 0 && l_empty_num != 0) {
     // 单边，哪边空位置多，加分
-    if ((r_num != 0 && l_num == 0 && (l_empty_num + 1) > r_empty_num) || (l_num != 0 && r_num == 0 && (r_empty_num + 1) > l_empty_num)) {
+    if ((r_piece_num != 0 && l_piece_num == 0 && (l_empty_num + 1) > r_empty_num) || (l_piece_num != 0 && r_piece_num == 0 && (r_empty_num + 1) > l_empty_num)) {
       return (10 ** SIZE) * 2
     }
   }