微信小程序（游戏）----五子棋（AI篇）

computerAI(){
    var playerScore = [],computerScore = [];
    var max = 0,u = 0, v = 0;
    for (var i = 0; i < this.type; i++){
      playerScore[i] = [];
      computerScore[i] = [];
      for (var j = 0; j < this.type; j++){
        playerScore[i][j] = 0;
        computerScore[i][j] = 0;
      }
    }
    for (var x = 0; x < this.type; x++) {
      for (var y = 0; y < this.type; y++) {
        var po = this.checkPosition(x, y);
        if (po.status == 0){
          for (var k = 0; k < this.count; k++) {
            if (this.WIN_ARRAY[x][y][k]){
              if (this.player[k] == 1){
                playerScore[x][y] += 10;
              } else if (this.player[k] == 2){
                playerScore[x][y] += 20;
              } else if (this.player[k] == 3) {
                playerScore[x][y] += 40;
              } else if (this.player[k] == 4) {
                playerScore[x][y] += 80;
              }
              if (this.computer[k] == 1) {
                computerScore[x][y] += 15;
              } else if (this.player[k] == 2) {
                computerScore[x][y] += 25;
              } else if (this.player[k] == 3) {
                computerScore[x][y] += 45;
              } else if (this.player[k] == 4) {
                computerScore[x][y] += 85;
              }

            }
          }
          if (playerScore[x][y] > max){
            max = playerScore[x][y];
            u = x;
            v = y;
          } else if (playerScore[x][y] == max){
            if (computerScore[x][y] > computerScore[u][v]){
              u = x;
              v = y;
            }
          }
          if (computerScore[x][y] > max) {
            max = computerScore[x][y];
            u = x;
            v = y;
          } else if (computerScore[x][y] == max) {
            if (playerScore[x][y] > playerScore[u][v]) {
              u = x;
              v = y;
            }
          }
        }
      }
    }
    var point = this.checkPosition(u,v);
    
    if(point.status == 0){
      this.oneStep(point);
      point.status = -1;

      this.COMPUTER_ARRAY.push(point);
      for (var i = 0; i < this.count; i++) {
        if (this.WIN_ARRAY[point.pointX][point.pointY][k]) {
          this.computer[k]++;
          this.player[k] = 100;
        }
      }
      if (point.status == -1 && this.COMPUTER_ARRAY.length >= this.CHESS_LEN && this.checkWin(point, this.COMPUTER_ARRAY)) {

        wx.showToast({ title: '白棋胜利！' });
        this.isStart = false;
      }
      if (this.isStart) {
        this.isWho = !this.isWho;
      }
    }
  }