PHP と Vue: 支払い金額に基づいてメンバーシップ ポイントを自動的に更新する方法

CREATE TABLE members (
  id INT AUTO_INCREMENT PRIMARY KEY,
  name VARCHAR(50),
  points INT DEFAULT 0
);

<?php
// 连接到数据库
$conn = mysqli_connect("localhost", "username", "password", "database_name");

// 检查连接是否成功
if (!$conn) {
    die("连接数据库失败: " . mysqli_connect_error());
}

// 添加新会员
$name = $_POST['name'];
$sql = "INSERT INTO members (name) VALUES ('$name')";
if (mysqli_query($conn, $sql)) {
    echo "新会员添加成功";
} else {
    echo "添加会员失败: " . mysqli_error($conn);
}

// 更新积分
$points = $_POST['points'];
$member_id = $_POST['member_id'];
$sql = "UPDATE members SET points = points + $points WHERE id = $member_id";
if (mysqli_query($conn, $sql)) {
    echo "积分更新成功";
} else {
    echo "积分更新失败: " . mysqli_error($conn);
}

// 关闭数据库连接
mysqli_close($conn);
?>

<template>
  <div>
    <form @submit="handlePayment">
      <label for="amount">支付金额:</label>
      <input type="number" id="amount" v-model="amount" required>
      <button type="submit">支付</button>
    </form>
  </div>
</template>

<script>
export default {
  data() {
    return {
      amount: 0,
    };
  },
  methods: {
    handlePayment(event) {
      event.preventDefault();

      // 调用后端API来添加新会员
      axios
        .post('/api/addMember', { name: 'John Doe' })
        .then((response) => {
          console.log(response.data);
        })
        .catch((error) => {
          console.error(error);
        });

      // 调用后端API来更新积分
      axios
        .post('/api/updatePoints', { member_id: 1, points: this.amount })
        .then((response) => {
          console.log(response.data);
        })
        .catch((error) => {
          console.error(error);
        });
    },
  },
};
</script>

<?php
if ($_SERVER['REQUEST_METHOD'] === 'POST') {
    $request_uri = $_SERVER['REQUEST_URI'];

    if ($request_uri === '/api/addMember') {
        // 添加会员的代码
    }

    else if ($request_uri === '/api/updatePoints') {
        // 更新积分的代码
    }
}
?>

<template>
  <div>
    <h1>Pay and Update Points</h1>
    <payment-form></payment-form>
  </div>
</template>

<script>
import PaymentForm from './PaymentForm.vue';

export default {
  components: {
    PaymentForm,
  },
};
</script>