---
import AdminLayout from '../../layouts/AdminLayout.astro';
import { getActors } from '../../lib/localDb.js';

const actors = await getActors();
---

<AdminLayout title="Quản lý Diễn viên">
  <div class="mb-12 flex flex-col gap-4 sm:flex-row sm:items-center sm:justify-between">
    <div>
      <h1 class="text-4xl font-black tracking-tighter text-white">Quản lý Diễn viên</h1>
      <p class="mt-2 text-gray-500">Danh sách diễn viên tham gia diễn xuất trong các bộ phim của hệ thống.</p>
    </div>
    <div class="flex flex-wrap gap-3">
       <button id="sync-actors-btn" class="flex items-center gap-2 rounded-2xl bg-emerald-500/10 hover:bg-emerald-500 text-emerald-400 hover:text-white border border-emerald-500/20 px-6 py-3.5 text-xs font-black uppercase tracking-widest transition-all active:scale-95 cursor-pointer">
          <i class="fas fa-sync-alt"></i>
          Đồng bộ từ Phim
       </button>
       <button id="create-actor-btn" class="flex items-center gap-2 rounded-2xl bg-primary px-6 py-3.5 text-xs font-black uppercase tracking-widest text-dark hover:scale-105 transition-all shadow-[0_0_20px_var(--primary)] cursor-pointer">
          <i class="fas fa-plus"></i>
          Thêm Diễn viên mới
       </button>
    </div>
  </div>

  <!-- Bulk Action Bar -->
  <div id="bulk-bar" class="hidden glass rounded-3xl p-6 border border-primary/20 mb-8 items-center justify-between">
    <div class="flex items-center gap-3">
      <span class="text-xs font-black uppercase tracking-widest text-primary"><i class="fas fa-check-square"></i> Đã chọn <span id="selected-count">0</span> diễn viên</span>
    </div>
    <div class="flex gap-2">
      <button id="bulk-delete-btn" class="flex items-center gap-2 rounded-xl bg-red-500/10 hover:bg-red-500 text-red-400 hover:text-white border border-red-500/20 px-4 py-2.5 text-xs font-black uppercase tracking-widest transition-all active:scale-95 cursor-pointer">
        <i class="fas fa-trash"></i> Xóa hàng loạt
      </button>
    </div>
  </div>

  <div class="glass rounded-[40px] p-8 md:p-10 border border-white/5 space-y-6">
     <!-- Filter section -->
     <div class="flex items-center justify-between border-b border-white/5 pb-6">
        <div class="relative w-full max-w-md">
           <i class="fas fa-search absolute left-5 top-1/2 -translate-y-1/2 text-gray-500 text-sm"></i>
           <input type="text" id="search-input" placeholder="Tìm kiếm tên diễn viên..." class="w-full bg-[#12141d] border border-white/5 rounded-2xl pl-12 pr-5 py-3.5 text-sm text-white focus:outline-none focus:border-primary/50 transition-all" />
        </div>
     </div>

     <div class="overflow-x-auto">
        <table class="w-full text-left">
           <thead>
              <tr class="border-b border-white/5">
                 <th class="pb-6 w-12">
                    <label class="relative flex items-center justify-center cursor-pointer">
                       <input type="checkbox" id="chk-all" class="peer sr-only" />
                       <div class="h-5 w-5 rounded-lg border border-white/10 bg-[#12141d] flex items-center justify-center transition-all peer-checked:bg-primary peer-checked:border-primary">
                          <i class="fas fa-check text-[10px] text-dark opacity-0 peer-checked:opacity-100 transition-opacity"></i>
                       </div>
                    </label>
                 </th>
                 <th class="pb-6 text-[10px] font-black uppercase tracking-widest text-gray-500">Tên Diễn viên</th>
                 <th class="pb-6 text-right text-[10px] font-black uppercase tracking-widest text-gray-500">Thao tác</th>
              </tr>
           </thead>
           <tbody id="table-body" class="divide-y divide-white/5">
              <!-- Rendered via Javascript -->
           </tbody>
        </table>
     </div>
  </div>
</AdminLayout>

<script is:inline define:vars={{ initialActors: actors }}>
  let actors = initialActors || [];
  let searchQuery = '';

  function renderTable() {
    const tbody = document.getElementById('table-body');
    if (!tbody) return;

    const filtered = actors.filter(a => a.name.toLowerCase().includes(searchQuery.toLowerCase()));

    if (filtered.length === 0) {
      tbody.innerHTML = `
        <tr>
          <td colspan="3" class="py-12 text-center text-gray-500 text-sm">
            <i class="fas fa-user-friends text-3xl mb-3 block opacity-20"></i>
            Không tìm thấy diễn viên nào
          </td>
        </tr>
      `;
      return;
    }

    tbody.innerHTML = filtered.map(a => `
      <tr class="hover:bg-white/[0.01] transition-colors group">
         <td class="py-5">
            <label class="relative flex items-center justify-center cursor-pointer">
               <input type="checkbox" class="chk-item peer sr-only" data-name="${a.name}" />
               <div class="h-5 w-5 rounded-lg border border-white/10 bg-[#12141d] flex items-center justify-center transition-all peer-checked:bg-primary peer-checked:border-primary">
                  <i class="fas fa-check text-[10px] text-dark opacity-0 peer-checked:opacity-100 transition-opacity"></i>
               </div>
            </label>
         </td>
         <td class="py-5 text-sm font-bold text-white">${a.name}</td>
         <td class="py-5 text-right">
            <div class="flex justify-end gap-2">
               <button class="edit-btn h-9 w-9 rounded-xl bg-white/5 hover:bg-primary/20 text-gray-400 hover:text-primary transition-all border border-white/5 flex items-center justify-center" data-name="${a.name}">
                  <i class="fas fa-edit text-xs"></i>
               </button>
               <button class="delete-btn h-9 w-9 rounded-xl bg-white/5 hover:bg-red-500/20 text-gray-400 hover:text-red-500 transition-all border border-white/5 flex items-center justify-center" data-name="${a.name}">
                  <i class="fas fa-trash text-xs"></i>
               </button>
            </div>
         </td>
      </tr>
    `).join('');

    bindEvents();
    updateBulkBar();
  }

  function bindEvents() {
    // Edit Actor
    document.querySelectorAll('.edit-btn').forEach(btn => {
      btn.onclick = () => {
        const currentName = btn.getAttribute('data-name');
        window.txamodal.show({
          title: 'Sửa tên Diễn viên',
          message: `Thay đổi tên diễn viên:
            <input type="text" id="edit-act-input" value="${currentName}" class="w-full bg-[#12141d] border border-white/5 rounded-xl px-4 py-2.5 mt-2 text-sm text-white focus:outline-none focus:border-primary/50" />`,
          type: 'warning',
          confirmText: 'Lưu thay đổi',
          onConfirm: async () => {
            const newName = (document.getElementById('edit-act-input'))?.value?.trim() || '';
            if (!newName) {
              window.txatoast.error('Tên không được để trống!');
              return false;
            }

            try {
              const res = await fetch('/api/admin/actors', {
                method: 'POST',
                headers: { 'Content-Type': 'application/json' },
                body: JSON.stringify({ name: newName, originalName: currentName })
              });
              const data = await res.json();
              if (res.ok) {
                actors = data.list;
                renderTable();
                window.txatoast.success(data.message);
              } else {
                window.txatoast.error(data.error);
              }
            } catch(e) {
              window.txatoast.error('Lỗi kết nối máy chủ!');
            }
            return true;
          }
        });
      };
    });

    // Delete Actor
    document.querySelectorAll('.delete-btn').forEach(btn => {
      btn.onclick = () => {
        const name = btn.getAttribute('data-name');
        window.txamodal.show({
          title: 'Xác nhận xóa Diễn viên',
          message: `Bạn có chắc chắn muốn xóa Diễn viên <b>${name}</b> khỏi hệ thống?`,
          type: 'error',
          confirmText: 'Xóa ngay',
          onConfirm: async () => {
            try {
              const res = await fetch('/api/admin/actors', {
                method: 'DELETE',
                headers: { 'Content-Type': 'application/json' },
                body: JSON.stringify({ name })
              });
              const data = await res.json();
              if (res.ok) {
                actors = data.list;
                renderTable();
                window.txatoast.success(data.message);
              } else {
                window.txatoast.error(data.error);
              }
            } catch(e) {
              window.txatoast.error('Lỗi kết nối máy chủ!');
            }
            return true;
          }
        });
      };
    });

    document.querySelectorAll('.chk-item').forEach(chk => {
      chk.onchange = () => {
        updateBulkBar();
      };
    });
  }

  function updateBulkBar() {
    const chkAll = document.getElementById('chk-all');
    const checked = document.querySelectorAll('.chk-item:checked');
    const totalCount = document.querySelectorAll('.chk-item').length;
    const bulkBar = document.getElementById('bulk-bar');
    const selectedCount = document.getElementById('selected-count');

    if (chkAll) {
      chkAll.checked = totalCount > 0 && checked.length === totalCount;
    }

    if (checked.length > 0) {
      if (bulkBar) {
        bulkBar.style.display = 'flex';
      }
      if (selectedCount) selectedCount.textContent = checked.length;
    } else {
      if (bulkBar) {
        bulkBar.style.display = 'none';
      }
    }
  }

  function init() {
    const searchInput = document.getElementById('search-input');
    if (searchInput) {
      searchInput.oninput = (e) => {
        searchQuery = e.target.value.trim();
        renderTable();
      };
    }

    const chkAll = document.getElementById('chk-all');
    if (chkAll) {
      chkAll.onchange = () => {
        document.querySelectorAll('.chk-item').forEach(chk => {
          chk.checked = chkAll.checked;
        });
        updateBulkBar();
      };
    }

    // Create Actor
    const createBtn = document.getElementById('create-actor-btn');
    if (createBtn) {
      createBtn.onclick = () => {
        window.txamodal.show({
          title: 'Thêm Diễn viên mới',
          message: `Nhập tên diễn viên mới:
            <input type="text" id="new-act-input" placeholder="Ví dụ: Châu Tinh Trì" class="w-full bg-[#12141d] border border-white/5 rounded-xl px-4 py-2.5 mt-2 text-sm text-white focus:outline-none focus:border-primary/50" />`,
          type: 'success',
          confirmText: 'Tạo diễn viên',
          onConfirm: async () => {
            const name = (document.getElementById('new-act-input'))?.value?.trim() || '';
            if (!name) {
              window.txatoast.error('Tên không được để trống!');
              return false;
            }

            try {
              const res = await fetch('/api/admin/actors', {
                method: 'POST',
                headers: { 'Content-Type': 'application/json' },
                body: JSON.stringify({ name })
              });
              const data = await res.json();
              if (res.ok) {
                actors = data.list;
                renderTable();
                window.txatoast.success(data.message);
              } else {
                window.txatoast.error(data.error);
              }
            } catch(e) {
              window.txatoast.error('Lỗi kết nối máy chủ!');
            }
            return true;
          }
        });
      };
    }

    // Sync Actors
    const syncBtn = document.getElementById('sync-actors-btn');
    if (syncBtn) {
      syncBtn.onclick = async () => {
        window.txatoast.info('Đang đồng bộ diễn viên từ kho phim...');
        try {
          const res = await fetch('/api/admin/actors', {
            method: 'POST',
            headers: { 'Content-Type': 'application/json' },
            body: JSON.stringify({ sync: true })
          });
          const data = await res.json();
          if (res.ok) {
            actors = data.list;
            renderTable();
            window.txamodal.show({
              title: 'Đồng bộ diễn viên thành công',
              message: data.message,
              type: 'success'
            });
          } else {
            window.txatoast.error(data.error);
          }
        } catch(e) {
          window.txatoast.error('Lỗi đồng bộ diễn viên!');
        }
      };
    }

    // Bulk Delete
    const bulkDeleteBtn = document.getElementById('bulk-delete-btn');
    if (bulkDeleteBtn) {
      bulkDeleteBtn.onclick = () => {
        const checked = document.querySelectorAll('.chk-item:checked');
        const names = Array.from(checked).map(c => c.getAttribute('data-name'));

        window.txamodal.show({
          title: 'Xác nhận xóa hàng loạt',
          message: `Bạn có chắc chắn muốn xóa <b>${names.length}</b> diễn viên đã chọn?`,
          type: 'error',
          confirmText: 'Xóa tất cả',
          onConfirm: async () => {
            try {
              const res = await fetch('/api/admin/actors', {
                method: 'DELETE',
                headers: { 'Content-Type': 'application/json' },
                body: JSON.stringify({ names })
              });
              const data = await res.json();
              if (res.ok) {
                actors = data.list;
                renderTable();
                window.txatoast.success(data.message);
              } else {
                window.txatoast.error(data.error);
              }
            } catch(e) {
              window.txatoast.error('Lỗi kết nối máy chủ!');
            }
            return true;
          }
        });
      };
    }

    renderTable();
  }

  document.addEventListener('astro:page-load', init);
</script>

<style>
  .glass {
    background: rgba(18, 20, 29, 0.4);
    backdrop-filter: blur(40px) saturate(200%);
  }
</style>