// 自动更新年份
document.getElementById(
  "footerText"
).innerHTML = `© ${new Date().getFullYear()} Tootaio.com 保留所有权利。| 由 <a href="https://tootaio.com" target="_blank" rel="noopener">Tootaio</a> 制作。`;

// 页面初始化
function initSponsorsAndSeats(sponsors, seats) {
  const moneyList = document.getElementById("moneyList");
  const seatList = document.getElementById("seatList");

  // Sort by amount descending
  sponsors.sort((a, b) => parseFloat(b.amount) - parseFloat(a.amount));
  seats.sort((a, b) => parseInt(b.seat) - parseInt(a.seat));

  let totalAmount = 0;
  sponsors.forEach((s) => {
    totalAmount += parseFloat(s.amount);
    const div = document.createElement("div");
    div.className = "sponsor-item";
    div.innerHTML = `<span>${s.name}</span><span class="amount">RM ${Number(
      s.amount
    ).toLocaleString()}</span>`;
    moneyList.appendChild(div);
  });
  // 复制一份实现无缝滚动
  moneyList.innerHTML += moneyList.innerHTML;

  let totalSeats = 0;
  seats.forEach((s) => {
    totalSeats += parseInt(s.seat);
    const div = document.createElement("div");
    div.className = "seat-item";
    div.innerHTML = `<span>${s.name}</span><span class="amount">${s.seat} 席</span>`;
    seatList.appendChild(div);
  });
  seatList.innerHTML += seatList.innerHTML;

  // 更新统计数据
  const totalSponsors = document.getElementById("totalSponsors");
  if (totalSponsors) {
    totalSponsors.innerHTML = ""; // 清空现有内容
    var totalSponsorsIcon = document.createElement("i");
    totalSponsorsIcon.className = "fas fa-users";
    totalSponsors.prepend(totalSponsorsIcon);
    totalSponsors.appendChild(
      document.createTextNode(` 赞助单位: ${sponsors.length}`)
    );
  }
  const totalAmountEl = document.getElementById("totalAmount");
  totalAmountEl.innerHTML = ""; // 清空现有内容
  var totalAmountIcon = document.createElement("i");
  totalAmountIcon.className = "fas fa-coins";
  totalAmountEl.prepend(totalAmountIcon);
  totalAmountEl.appendChild(
    document.createTextNode(` 总金额: RM ${totalAmount.toLocaleString()}`)
  );
  const totalSeatsEl = document.getElementById("totalSeats");
  if (totalSeatsEl) {
    totalSeatsEl.innerHTML = ""; // 清空现有内容
    var totalSeatsIcon = document.createElement("i");
    totalSeatsIcon.className = "fas fa-chair";
    totalSeatsEl.prepend(totalSeatsIcon);
    totalSeatsEl.appendChild(
      document.createTextNode(` 席位总数: ${totalSeats}`)
    );
  }
}

// 🚀 动态加载 JSON 数据
Promise.all([
  fetch("../data/sponsors.json").then((res) => res.json()),
  fetch("../data/seats.json").then((res) => res.json()),
])
  .then(([sponsors, seats]) => {
    initSponsorsAndSeats(sponsors, seats);
  })
  .catch((err) => {
    console.error("加载 JSON 数据失败，回退到本地 mock 数据", err);

    // 备用 mock 数据（防止页面空白）
    const mockSponsors = [
      { name: "亮湘厨中国烧烤", amount: 8000 },
      { name: "星空科技集团", amount: 15000 },
      { name: "未来教育基金会", amount: 20000 },
    ];
    const mockSeats = [
      { name: "郑来兴", seat: 1 },
      { name: "未来教育基金会", seat: 5 },
    ];

    initSponsorsAndSeats(mockSponsors, mockSeats);
  });