// サーバーからメンバー情報を取得してチャートを更新する関数
async function updateChartFrom() {
  try {
    const response = await fetch("/confirm");
    if (!response.ok) {
      throw new Error(`HTTP error! status: ${response.status}`);
    }
    const data = await response.json();
    if (!data || !data.members || !Array.isArray(data.members)) {
      console.error("Invalid member data received:", data);
      members = ["member1"];
      return;
    }
    members = data.members;
  } catch (error) {}
}

function showRecorder() {
  window.location.href = "/index";
}
function showReset() {
  window.location.href = "/reset_member";
}