/** 认证记录审核详情与删除确认。仅在认证 native 后台页入队。 */
(function () {
  'use strict';

  var root = document.querySelector('.aksrt-verify-page');
  var dialog = document.getElementById('aksrt-verify-dialog');
  if (!root || !dialog || typeof dialog.showModal !== 'function') return;

  var opener = null;
  var activeForm = null;
  var submitting = false;
  var pointerStartedOutside = false;

  function prevent(event) {
    if (event && typeof event.preventDefault === 'function') event.preventDefault();
  }

  function valueOf(element, name, fallback) {
    var value = element ? element.getAttribute(name) : null;
    return value === null ? (fallback || '') : value;
  }

  function lockScroll() {
    document.documentElement.classList.toggle('aksrt-verify-modal-open', !!dialog.open);
  }

  function closestAttribute(target, attribute, boundary) {
    var node = target;
    while (node) {
      if (node.nodeType === 1 && node.hasAttribute(attribute)) return node;
      if (node === boundary) break;
      node = node.parentElement;
    }
    return null;
  }

  function isOutside(event) {
    var rect = dialog.getBoundingClientRect();
    return event.clientX < rect.left || event.clientX > rect.right || event.clientY < rect.top || event.clientY > rect.bottom;
  }

  function selectedStatus(form) {
    var radios = form.querySelectorAll('input[name="status"]');
    for (var index = 0; index < radios.length; index += 1) {
      if (radios[index].checked) return radios[index].value;
    }
    return '';
  }

  function getProfileName(profile) {
    return profile ? profile.querySelector('input[name="name"]') : null;
  }

  function setTrimValidity(field, active) {
    if (!field || typeof field.setCustomValidity !== 'function') return;
    if (!active || String(field.value || '').trim() !== '') {
      field.setCustomValidity('');
      return;
    }
    field.setCustomValidity(valueOf(field, 'data-required-error', '必填项不能为空'));
  }

  function syncReview(form) {
    var decision = selectedStatus(form);
    var profile = form.querySelector('[data-aksrt-verify-profile]');
    var name = getProfileName(profile);
    var note = form.querySelector('textarea[name="note"]');
    var noteLabel = form.querySelector('[data-aksrt-verify-note-label]');
    var submit = form.querySelector('[data-aksrt-verify-submit]');
    var rejected = decision === 'rejected';
    var approved = decision === 'verified';

    if (profile) {
      profile.hidden = !approved;
      profile.disabled = !approved;
    }
    if (note) {
      note.required = rejected;
      setTrimValidity(note, rejected);
    }
    setTrimValidity(name, approved);
    if (noteLabel) {
      noteLabel.textContent = valueOf(noteLabel, rejected ? 'data-required' : 'data-optional');
    }
    if (submit) {
      var idleLabel = valueOf(submit, 'data-idle-label');
      submit.disabled = !decision;
      submit.textContent = approved
        ? valueOf(submit, 'data-approve-label', idleLabel)
        : rejected
          ? valueOf(submit, 'data-reject-label', idleLabel)
          : idleLabel;
      submit.classList.toggle('is-danger', rejected);
    }
  }

  function resetReview(form) {
    var radios = form.querySelectorAll('input[name="status"]');
    radios.forEach(function (radio) { radio.checked = false; });

    var note = form.querySelector('textarea[name="note"]');
    if (note) note.value = '';
    syncReview(form);
  }

  function actionButtons() {
    var buttons = [];
    var submitButtons = dialog.querySelectorAll('[data-aksrt-verify-submit]');
    var closeButtons = dialog.querySelectorAll('[data-aksrt-dialog-close]');
    submitButtons.forEach(function (button) { buttons.push(button); });
    closeButtons.forEach(function (button) {
      if (buttons.indexOf(button) === -1) buttons.push(button);
    });
    return buttons;
  }

  function setActionsDisabled(disabled) {
    actionButtons().forEach(function (button) { button.disabled = disabled; });
  }

  function setBusyLabel(form) {
    var submit = form.querySelector('[data-aksrt-verify-submit]');
    if (submit) submit.textContent = valueOf(submit, 'data-busy-label', submit.textContent);
  }

  function syncReviewIfIdle(form) {
    if (!submitting && form.dataset.submitting !== '1') syncReview(form);
  }

  function setupForm(form) {
    var review = form.hasAttribute('data-aksrt-verify-review');
    var deletion = form.hasAttribute('data-aksrt-verify-delete-form');
    var submit = form.querySelector('[data-aksrt-verify-submit]');
    if (!review && !deletion) return;

    if (review) {
      resetReview(form);
      form.addEventListener('change', function () { syncReviewIfIdle(form); });
      form.addEventListener('input', function () { syncReviewIfIdle(form); });
    } else if (submit) {
      submit.disabled = false;
      submit.textContent = valueOf(submit, 'data-idle-label', submit.textContent);
      submit.classList.add('is-danger');
    }

    form.addEventListener('submit', function (event) {
      if (submitting || form.dataset.submitting === '1') {
        prevent(event);
        return;
      }

      if (review) syncReview(form);
      var valid = typeof form.reportValidity !== 'function' || form.reportValidity();
      if (!valid || (review && !selectedStatus(form))) {
        prevent(event);
        return;
      }

      submitting = true;
      form.dataset.submitting = '1';
      setActionsDisabled(true);
      setBusyLabel(form);
      lockScroll();
    });
  }

  function openTemplate(button, prefix) {
    if (submitting || dialog.open) return;
    var id = button.getAttribute(prefix);
    if (id === null || id === '') return;
    var template = document.getElementById('aksrt-verify-' + (prefix === 'data-aksrt-verify-view' ? 'detail-' : 'delete-') + id);
    if (!template || !template.content || typeof template.content.cloneNode !== 'function') return;

    pointerStartedOutside = false;
    dialog.replaceChildren(template.content.cloneNode(true));
    opener = button;
    activeForm = dialog.querySelector('form[data-aksrt-verify-review]')
      || dialog.querySelector('form[data-aksrt-verify-delete-form]');
    if (activeForm) setupForm(activeForm);

    dialog.showModal();
    lockScroll();
  }

  root.querySelectorAll('[data-aksrt-verify-view]').forEach(function (button) {
    button.addEventListener('click', function (event) {
      prevent(event);
      openTemplate(button, 'data-aksrt-verify-view');
    });
  });
  root.querySelectorAll('[data-aksrt-verify-delete]').forEach(function (button) {
    button.addEventListener('click', function (event) {
      prevent(event);
      openTemplate(button, 'data-aksrt-verify-delete');
    });
  });

  dialog.addEventListener('click', function (event) {
    var closeButton = closestAttribute(event.target, 'data-aksrt-dialog-close', dialog);
    if (closeButton) {
      prevent(event);
      if (!submitting) dialog.close();
      pointerStartedOutside = false;
      return;
    }
    if (pointerStartedOutside && event.target === dialog && isOutside(event) && !submitting) dialog.close();
    pointerStartedOutside = false;
  });

  dialog.addEventListener('pointerdown', function (event) {
    pointerStartedOutside = event.target === dialog && isOutside(event);
  });

  dialog.addEventListener('cancel', function (event) {
    prevent(event);
    if (!submitting) dialog.close();
  });

  dialog.addEventListener('keydown', function (event) {
    if (event.key === 'Escape' && submitting) {
      prevent(event);
      if (typeof event.stopPropagation === 'function') event.stopPropagation();
    }
  });

  dialog.addEventListener('close', function () {
    dialog.replaceChildren();
    activeForm = null;
    submitting = false;
    pointerStartedOutside = false;
    lockScroll();
    var previousOpener = opener;
    opener = null;
    if (previousOpener && previousOpener.isConnected) previousOpener.focus();
  });

  window.addEventListener('pageshow', function () {
    submitting = false;
    if (activeForm) {
      delete activeForm.dataset.submitting;
      setActionsDisabled(false);
      if (activeForm.hasAttribute('data-aksrt-verify-review')) {
        syncReview(activeForm);
      } else {
        var submit = activeForm.querySelector('[data-aksrt-verify-submit]');
        if (submit) {
          submit.disabled = false;
          submit.textContent = valueOf(submit, 'data-idle-label', submit.textContent);
          submit.classList.add('is-danger');
        }
      }
    }
    lockScroll();
  });
})();