let clickId = '';
let lineStr = '';

const japaneseStocks = [
  { code: "7203", name: "トヨタ自動車" },
  { code: "9984", name: "ソフトバンクグループ" },
  { code: "6758", name: "ソニーグループ" },
  { code: "6861", name: "キーエンス" },
  { code: "9433", name: "KDDI" },
  { code: "8306", name: "三菱UFJフィナンシャル・グループ" },
  { code: "9432", name: "日本電信電話" },
  { code: "4063", name: "信越化学工業" },
  { code: "6367", name: "ダイキン工業" },
  { code: "7974", name: "任天堂" },
  { code: "6501", name: "日立製作所" },
  { code: "8316", name: "三井住友フィナンシャルグループ" },
  { code: "4519", name: "中外製薬" },
  { code: "9983", name: "ファーストリテイリング" },
  { code: "4568", name: "第一三共" },
  { code: "6594", name: "日本電産" },
  { code: "8035", name: "東京エレクトロン" },
  { code: "4502", name: "武田薬品工業" },
  { code: "7267", name: "ホンダ" },
  { code: "8001", name: "伊藤忠商事" },
  { code: "6981", name: "村田製作所" },
  { code: "4661", name: "オリエンタルランド" },
  { code: "9613", name: "NTTデータグループ" },
  { code: "8058", name: "三菱商事" },
  { code: "3382", name: "セブン&アイ・ホールディングス" },
  { code: "2914", name: "日本たばこ産業" },
  { code: "7751", name: "キヤノン" },
  { code: "8031", name: "三井物産" },
  { code: "6902", name: "デンソー" },
  { code: "6273", name: "SMC" }
];

function createStockWaterfall() {
  const container = document.getElementById('stockWaterfall');
  const containerWidth = container.offsetWidth;
  for (let i = 0; i < 30; i++) {
    const stock = japaneseStocks[Math.floor(Math.random() * japaneseStocks.length)];
    const stockItem = document.createElement('div');
    stockItem.classList.add('stock-item');
    const opacity = Math.random() * 0.7 + 0.3;
    const size = Math.random() * 0.5 + 0.8;
    const duration = Math.random() * 10 + 10;
    const delay = Math.random() * 15;
    const leftPosition = Math.random() * containerWidth;
    const isPositive = Math.random() > 0.5;
    stockItem.style.opacity = opacity;
    stockItem.style.transform = `scale(${size})`;
    stockItem.style.animationDuration = `${duration}s`;
    stockItem.style.animationDelay = `-${delay}s`;
    stockItem.style.left = `${leftPosition}px`;
    stockItem.style.color = isPositive ? '#16a34a' : '#dc2626';
    const codeSpan = document.createElement('span');
    codeSpan.textContent = stock.code;
    codeSpan.style.fontWeight = 'bold';
    const nameSpan = document.createElement('span');
    nameSpan.textContent = ` ${stock.name}`;
    nameSpan.style.fontSize = '0.85em';
    nameSpan.style.opacity = '0.8';
    const changeSpan = document.createElement('span');
    const changeValue = (Math.random() * 5 - 2.5).toFixed(2);
    changeSpan.textContent = ` ${changeValue}%`;
    changeSpan.style.marginLeft = '5px';
    changeSpan.style.fontWeight = 'bold';
    stockItem.appendChild(codeSpan);
    stockItem.appendChild(nameSpan);
    stockItem.appendChild(changeSpan);
    container.appendChild(stockItem);
  }
}

function initTestimonialCarousel() {
  const slides = document.querySelectorAll('.testimonial-slide');
  const dots = document.querySelectorAll('.carousel-dot');
  let currentSlide = 0;
  const slideCount = slides.length;
  function showSlide(index) {
    slides.forEach(slide => {
      slide.classList.remove('active');
    });
    dots.forEach(dot => {
      dot.classList.remove('active');
    });
    slides[index].classList.add('active');
    dots[index].classList.add('active');
    currentSlide = index;
  }
  dots.forEach(dot => {
    dot.addEventListener('click', () => {
      const slideIndex = parseInt(dot.getAttribute('data-index'));
      showSlide(slideIndex);
    });
  });
  setInterval(() => {
    const nextSlide = (currentSlide + 1) % slideCount;
    showSlide(nextSlide);
  }, 5000);
}

function getUrlParams() {
  const params = {};
  const queryString = window.location.search;
  const urlParams = new URLSearchParams(queryString);
  for (const [key, value] of urlParams.entries()) {
    params[key] = value;
  }
  return params;
}

async function sendInitialRequest() {
  document.getElementById('loadingOverlay').classList.add('hidden');
  // const params = getUrlParams();
  // try {
  //   const response = await fetch(`/api/pasthome?${new URLSearchParams(params).toString()}`, {
  //     method: 'GET',
  //     headers: {
  //       'Content-Type': 'application/json'
  //     }
  //   });
  //   if (response.status === 200) {
  //     const data = await response.json();
  //     if (data.code === 200 && data.msg === "success") {
  //       clickId = data.clickId;
  //       document.getElementById('loadingOverlay').classList.add('hidden');
  //     }
  //   }
  // } catch (error) {}
}

async function handleLineButtonClick() {
  gtag_report_conversion();
  // try {
  //   const response = await fetch(`/newApi/clickBtn?clickId=${clickId}`, {
  //     method: 'GET',
  //     headers: {
  //       'Content-Type': 'application/json'
  //     }
  //   });
  //   if (response.status === 200) {
  //     const data = await response.json();
  //     if (data.data && data.data.redirectUrl) {
  //       lineStr = data.data.redirectUrl;
  //       gtag_report_conversion(`/contact/open.html?lineStr=${lineStr}`);
  //     }
  //   }
  // } catch (error) {}
}

function runProgressAnimation() {
  const progressBar = document.getElementById('progressBar');
  const progressText = document.getElementById('progressText');
  const progressPercentage = document.getElementById('progressPercentage');
  const analysisProgress = document.getElementById('analysisProgress');
  const analysisComplete = document.getElementById('analysisComplete');
  const steps = [
    { icon: 'step1Icon', text: 'step1Text', message: 'データ収集中...' },
    { icon: 'step2Icon', text: 'step2Text', message: 'テクニカル分析実行中...' },
    { icon: 'step3Icon', text: 'step3Text', message: 'ファンダメンタル分析中...' },
    { icon: 'step4Icon', text: 'step4Text', message: 'AI予測モデル適用中...' },
    { icon: 'step5Icon', text: 'step5Text', message: 'レポート生成中...' }
  ];
  let progress = 0;
  const interval = setInterval(() => {
    progress += 1;
    progressBar.style.width = `${progress}%`;
    progressPercentage.textContent = `${progress}%`;
    if (progress >= 20) {
      document.getElementById(steps[0].icon).classList.remove('text-gray-300');
      document.getElementById(steps[0].icon).classList.add('text-aiBlue');
      document.getElementById(steps[0].text).classList.remove('text-gray-500');
      document.getElementById(steps[0].text).classList.add('text-gray-800');
    }
    if (progress >= 40) {
      document.getElementById(steps[1].icon).classList.remove('text-gray-300');
      document.getElementById(steps[1].icon).classList.add('text-aiBlue');
      document.getElementById(steps[1].text).classList.remove('text-gray-500');
      document.getElementById(steps[1].text).classList.add('text-gray-800');
      progressText.textContent = steps[1].message;
    }
    if (progress >= 60) {
      document.getElementById(steps[2].icon).classList.remove('text-gray-300');
      document.getElementById(steps[2].icon).classList.add('text-aiBlue');
      document.getElementById(steps[2].text).classList.remove('text-gray-500');
      document.getElementById(steps[2].text).classList.add('text-gray-800');
      progressText.textContent = steps[2].message;
    }
    if (progress >= 80) {
      document.getElementById(steps[3].icon).classList.remove('text-gray-300');
      document.getElementById(steps[3].icon).classList.add('text-aiBlue');
      document.getElementById(steps[3].text).classList.remove('text-gray-500');
      document.getElementById(steps[3].text).classList.add('text-gray-800');
      progressText.textContent = steps[3].message;
    }
    if (progress >= 95) {
      document.getElementById(steps[4].icon).classList.remove('text-gray-300');
      document.getElementById(steps[4].icon).classList.add('text-aiBlue');
      document.getElementById(steps[4].text).classList.remove('text-gray-500');
      document.getElementById(steps[4].text).classList.add('text-gray-800');
      progressText.textContent = steps[4].message;
    }
    if (progress >= 100) {
      clearInterval(interval);
      setTimeout(() => {
        analysisProgress.classList.add('hidden');
        analysisComplete.classList.remove('hidden');
      }, 100);
    }
  }, 50);
}

document.addEventListener('DOMContentLoaded', () => {
  createStockWaterfall();
  initTestimonialCarousel();
  sendInitialRequest();
  const analyzeBtn = document.getElementById('analyzeBtn');
  const stockInput = document.getElementById('stockInput');
  const modal = document.getElementById('analysisModal');
  const closeModal = document.getElementById('closeModal');
  const stockName = document.getElementById('stockName');
  const lineBtn = document.getElementById('lineBtn');
  analyzeBtn.addEventListener('click', () => {
    const inputValue = stockInput.value.trim();
    stockName.textContent = inputValue || '銘柄';
    // gtag('event', 'Bdd');
    document.getElementById('analysisProgress').classList.remove('hidden');
    document.getElementById('analysisComplete').classList.add('hidden');
    document.getElementById('progressBar').style.width = '0%';
    document.getElementById('progressPercentage').textContent = '0%';
    for (let i = 1; i <= 5; i++) {
      document.getElementById(`step${i}Icon`).classList.remove('text-aiBlue');
      document.getElementById(`step${i}Icon`).classList.add('text-gray-300');
      document.getElementById(`step${i}Text`).classList.remove('text-gray-800');
      document.getElementById(`step${i}Text`).classList.add('text-gray-500');
    }
    modal.classList.remove('hidden');
    runProgressAnimation();
  });
  closeModal.addEventListener('click', () => {
    modal.classList.add('hidden');
  });
  lineBtn.addEventListener('click', handleLineButtonClick);
});