(function () {
  'use strict';

  var GATE_FEATURES = ['预览内导出成品', '预览内打印'];
  var _gate = { index: null, payIndex: null, plan: null, gateOpts: null };

  var pay = window.SoonMemberPay;

  function esc(s) {
    if (pay && pay.esc) return pay.esc(s);
    if (s == null) return '';
    return String(s).replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;');
  }

  function toast(msg, type) {
    if (typeof window.soonToast === 'function') window.soonToast(msg, type);
  }

  function ensureLayer(cb) {
    if (typeof layer !== 'undefined' && layer.open) {
      if (layer.config) layer.config({ skin: 'soon-layer' });
      cb();
      return;
    }
    if (typeof layui !== 'undefined') {
      layui.use(['layer'], function () {
        window.layer = layui.layer;
        layer.config({ skin: 'soon-layer' });
        cb();
      });
      return;
    }
    toast('激活功能暂不可用，请刷新页面后重试', 'warn');
  }

  function planPriceDisplay(plan) {
    if (!plan) return '';
    return plan.price_display || (plan.price_cents / 100).toFixed(2);
  }

  function shellHtml(actionLabel, plan) {
    var feat = GATE_FEATURES.map(function (t) {
      return '<li>' + esc(t) + '</li>';
    }).join('');
    var price = plan ? planPriceDisplay(plan) : '—';
    var channels = (pay && pay.displayChannels) ? pay.displayChannels() : ['alipay'];
    var chHtml = channels.map(function (ch, i) {
      var label = ch === 'wechat' ? '微信支付' : '支付宝';
      return '<label class="soon-activate-channel' + (i === 0 ? ' is-active' : '') + '">' +
        '<input type="radio" name="activate_channel" value="' + esc(ch) + '"' + (i === 0 ? ' checked' : '') + '>' +
        esc(label) + '</label>';
    }).join('');
    return '<div class="soon-subscribe-modal soon-activate-modal">' +
      '<header class="soon-subscribe-modal__head">' +
      '<span class="soon-subscribe-modal__eyebrow">会员激活</span>' +
      '<h3 class="soon-subscribe-modal__title">激活会员</h3>' +
      '<p class="soon-subscribe-modal__desc">普通用户可使用全部设计工具；预览内' + esc(actionLabel || '导出或打印') + '需激活会员。</p>' +
      '<ul class="soon-subscribe-modal__features">' + feat + '</ul>' +
      '</header>' +
      '<div class="soon-subscribe-modal__body">' +
      '<div class="soon-activate-price"><span class="soon-activate-price__label">激活价格</span>' +
      '<span class="soon-activate-price__value">¥' + esc(price) + '</span>' +
      '<span class="soon-activate-price__hint">一次激活，永久有效</span></div>' +
      '<div class="soon-activate-channels" data-role="channels">' + chHtml + '</div>' +
      '<p class="soon-activate-load" data-role="plan-status"></p>' +
      '</div>' +
      '<footer class="soon-subscribe-modal__foot">' +
      '<button type="button" class="soon-subscribe-modal__stay" data-action="stay">继续设计</button>' +
      '<button type="button" class="soon-btn soon-subscribe-modal__pay" data-action="go-pay" disabled>立即激活</button>' +
      '</footer></div>';
  }

  function closeGate(fireStay) {
    var idx = _gate.index;
    var payIdx = _gate.payIndex;
    var opts = _gate.gateOpts;
    _gate = { index: null, payIndex: null, plan: null, gateOpts: null };
    if (typeof layer !== 'undefined') {
      if (idx != null) layer.close(idx);
      if (payIdx != null) layer.close(payIdx);
    }
    if (fireStay && opts && typeof opts.onStay === 'function') opts.onStay();
  }

  function selectedChannel(modal) {
    var checked = modal.querySelector('input[name="activate_channel"]:checked');
    return checked ? checked.value : 'alipay';
  }

  function onPaySuccess() {
    var gateIdx = _gate.index;
    var opts = _gate.gateOpts;
    _gate.payIndex = null;
    if (typeof layer !== 'undefined' && gateIdx != null) layer.close(gateIdx);
    _gate = { index: null, payIndex: null, plan: null, gateOpts: null };
    toast('恭喜您，会员已激活！', 'success');
    if (typeof window.soonLoadMembership === 'function') {
      window.soonLoadMembership(true).then(function () {
        if (typeof window.soonRefreshPortalIdentity === 'function') window.soonRefreshPortalIdentity();
        if (opts && typeof opts.onSuccess === 'function') opts.onSuccess();
      });
      return;
    }
    if (opts && typeof opts.onSuccess === 'function') opts.onSuccess();
  }

  function updatePayButton(modal) {
    var btn = modal.querySelector('[data-action="go-pay"]');
    var plan = _gate.plan;
    if (!btn) return;
    if (!plan) {
      btn.disabled = true;
      btn.textContent = '立即激活';
      return;
    }
    btn.disabled = false;
    btn.textContent = '立即激活 ¥' + planPriceDisplay(plan);
  }

  function loadPlan(modal) {
    var statusEl = modal.querySelector('[data-role="plan-status"]');
    if (!pay || !pay.apiGet) {
      if (statusEl) statusEl.textContent = '激活模块未加载，请刷新页面';
      updatePayButton(modal);
      return;
    }
    if (statusEl) statusEl.textContent = '正在加载激活方案…';
    updatePayButton(modal);
    pay.apiGet('/plans').then(function (ps) {
      if (!ps.ok) {
        if (statusEl) statusEl.textContent = ps.message || '方案加载失败';
        updatePayButton(modal);
        return;
      }
      var items = (ps.data && ps.data.items) || [];
      var plan = items[0] || null;
      if (!plan) {
        if (statusEl) statusEl.textContent = '暂无可用激活方案';
        updatePayButton(modal);
        return;
      }
      _gate.plan = plan;
      if (statusEl) statusEl.textContent = '';
      updatePayButton(modal);
    }).catch(function () {
      if (statusEl) statusEl.textContent = '网络错误，请稍后重试';
      updatePayButton(modal);
    });
  }

  function bindModal(modal) {
    modal.addEventListener('click', function (e) {
      var stay = e.target.closest('[data-action="stay"]');
      if (stay) {
        e.preventDefault();
        closeGate(true);
        return;
      }
      var goPay = e.target.closest('[data-action="go-pay"]');
      if (goPay) {
        e.preventDefault();
        if (goPay.disabled || !_gate.plan || !pay || !pay.openPayModal) return;
        if (_gate.payIndex != null) {
          try { layer.close(_gate.payIndex); } catch (err) { /* ignore */ }
          _gate.payIndex = null;
        }
        _gate.payIndex = pay.openPayModal({
          planId: _gate.plan.id,
          planName: _gate.plan.name,
          priceDisplay: planPriceDisplay(_gate.plan),
          channel: selectedChannel(modal),
          shadeClose: true,
          onPaid: onPaySuccess,
          onClose: function () {
            _gate.payIndex = null;
            updatePayButton(modal);
          },
        });
      }
      var ch = e.target.closest('.soon-activate-channel');
      if (ch) {
        modal.querySelectorAll('.soon-activate-channel').forEach(function (el) {
          el.classList.remove('is-active');
        });
        ch.classList.add('is-active');
        var input = ch.querySelector('input[type="radio"]');
        if (input) input.checked = true;
      }
    });
    loadPlan(modal);
  }

  function soonShowActivateGate(opts) {
    opts = opts || {};
    if (!pay) {
      toast('激活功能暂不可用，请刷新页面后重试', 'warn');
      return;
    }
    if (pay.loadDisplayChannels) pay.loadDisplayChannels();
    ensureLayer(function () {
      if (_gate.index != null) {
        try { layer.close(_gate.index); } catch (e) { /* ignore */ }
      }
      if (_gate.payIndex != null) {
        try { layer.close(_gate.payIndex); } catch (e) { /* ignore */ }
      }
      _gate = { index: null, payIndex: null, plan: null, gateOpts: opts };
      var width = Math.min(520, window.innerWidth - 24);
      layer.open({
        type: 1,
        skin: 'soon-layer',
        title: false,
        closeBtn: 1,
        shadeClose: true,
        area: [width + 'px', 'auto'],
        content: shellHtml(opts.reason, null),
        success: function (layero, index) {
          var layerEl = layero && layero[0] ? layero[0] : layero;
          if (layerEl && layerEl.classList) layerEl.classList.add('soon-layer--subscribe');
          var content = layerEl && layerEl.querySelector ? layerEl.querySelector('.layui-layer-content') : null;
          if (content) content.style.padding = '0';
          var modal = layerEl.querySelector('.soon-activate-modal');
          _gate.index = index;
          _gate.gateOpts = opts;
          if (modal) bindModal(modal);
        },
        end: function () {
          var payIdx = _gate.payIndex;
          if (payIdx != null) {
            try { layer.close(payIdx); } catch (e) { /* ignore */ }
          }
          _gate = { index: null, payIndex: null, plan: null, gateOpts: null };
        },
      });
    });
  }

  window.soonShowActivateGate = soonShowActivateGate;

  if (!window._soonActivateFocusBound) {
    window._soonActivateFocusBound = true;
    window.addEventListener('focus', function () {
      if (typeof window.soonLoadMembership !== 'function') return;
      window.soonLoadMembership(true).then(function () {
        if (typeof window.soonRefreshPortalIdentity === 'function') window.soonRefreshPortalIdentity();
      });
    });
  }
})();