import { getIntelligenceSection, renderIntelligence, setIntelligenceSection, shareIntelligence } from "./render-intelligence.js?v=20260817a";

const DATA_ROOT = "./data";

async function json(name) {
  const response = await fetch(`${DATA_ROOT}/${name}?t=${Date.now()}`, { cache: "no-store" });
  if (!response.ok) throw new Error(`${name} 加载失败：HTTP ${response.status}`);
  return response.json();
}

function showToast(message) {
  const toast = document.getElementById("toast");
  toast.textContent = message;
  toast.classList.add("visible");
  window.setTimeout(() => toast.classList.remove("visible"), 2200);
}

function applyTheme(theme) {
  document.documentElement.dataset.theme = theme;
  localStorage.setItem("sansheng-intelligence-theme", theme);
  const button = document.getElementById("themeBtn");
  const label = theme === "dark" ? "切换到亮色主题" : "切换到暗色主题";
  button?.setAttribute("aria-label", label);
  if (button) button.title = label;
  document.querySelector('meta[name="theme-color"]')?.setAttribute("content", theme === "dark" ? "#091119" : "#f5f8fb");
}

function syncUrl(value) {
  const url = new URL(window.location.href);
  url.searchParams.set("intel", value || getIntelligenceSection());
  history.replaceState(null, "", url);
}

async function init() {
  try {
    const params = new URLSearchParams(window.location.search);
    setIntelligenceSection(params.get("intel") || "today");
    applyTheme(localStorage.getItem("sansheng-intelligence-theme") || "light");
    const [intelligence, trends] = await Promise.all([json("textile-intelligence.json"), json("textile-trends.json")]);
    renderIntelligence({ ...intelligence, trends }, {
      root: document.getElementById("intelligencePanel"),
      onStateChange: syncUrl,
    });
    syncUrl(getIntelligenceSection());
  } catch (error) {
    console.error("[三笙AI情报局] 初始化失败:", error);
    document.getElementById("intelligenceList").innerHTML = `<div class="intelligence-empty">${error.message}。请先运行 update.bat。</div>`;
  }
}

document.addEventListener("DOMContentLoaded", () => {
  document.getElementById("themeBtn").addEventListener("click", () => applyTheme(document.documentElement.dataset.theme === "dark" ? "light" : "dark"));
  document.getElementById("shareBtn").addEventListener("click", async () => {
    try { showToast(await shareIntelligence()); }
    catch (error) { console.error("[三笙AI情报局] 分享失败:", error); showToast("分享失败，请复制地址栏链接"); }
  });
  init();
});