document.addEventListener("click", async (event) => {
  const button = event.target.closest("[data-copy]");
  if (!button) return;
  const target = document.querySelector(button.dataset.copy);
  if (!target) return;
  try {
    await navigator.clipboard.writeText(target.textContent.trim());
    const original = button.textContent;
    button.textContent = "Copied";
    window.setTimeout(() => {
      button.textContent = original;
    }, 1500);
  } catch {
    button.textContent = "Copy failed";
  }
});

document.addEventListener("submit", async (event) => {
  const form = event.target.closest("[data-upload-form]");
  if (!form) return;
  event.preventDefault();

  const button = form.querySelector("button[type=submit]");
  const status = form.querySelector("[data-upload-status]");
  const csrfToken = form.querySelector('input[name="csrf_token"]').value;
  button.disabled = true;
  status.textContent = "Uploading package… keep this page open.";

  try {
    const response = await fetch(form.action, {
      method: "POST",
      body: new FormData(form),
      headers: {"X-CSRF-Token": csrfToken},
      credentials: "same-origin",
    });
    const result = await response.json().catch(() => ({}));
    if (!response.ok) {
      throw new Error(result.error || `Upload failed with HTTP ${response.status}`);
    }
    if (result.warning) {
      status.textContent = `${result.warning} The replacement is active; see the audit trail for details.`;
      button.disabled = false;
    } else {
      status.textContent = `Uploaded ${result.filename}; SHA-256 ${result.sha256}`;
      window.setTimeout(() => {
        window.location.assign("/portal?notice=Package+uploaded+and+registered");
      }, 900);
    }
  } catch (error) {
    status.textContent = error.message;
    button.disabled = false;
  }
});