@extends('layouts.app')

@section('title', 'Data Pegawai & Teknisi Jaga')

@section('page_header')
<div class="d-flex flex-column flex-md-row justify-content-between align-items-md-center gap-2">
    <div>
        <h4 class="mb-0 fw-bold text-dark d-flex align-items-center gap-2">
            <i class="fa-solid fa-users-gear text-info"></i> Data Pegawai & Teknisi Shift
        </h4>
        <small class="text-muted">Kelola akun teknisi on-duty, koordinator shift transmisi, NIP, serta hak akses pegawai</small>
    </div>
    <button type="button" class="btn btn-primary" data-bs-toggle="modal" data-bs-target="#addUserModal">
        <i class="fa-solid fa-user-plus me-1"></i> Tambah Pegawai Baru
    </button>
</div>
@endsection

@section('content')
<div class="card card-engineering">
    <div class="card-header">
        <div>
            <i class="fa-solid fa-address-book me-2 text-primary"></i>
            <strong>Daftar Petugas & Teknisi Stasiun Transmisi</strong>
        </div>
        <span class="badge bg-secondary font-mono" id="usersTotalBadge">{{ $totalUsers ?? $users->total() }} Petugas Terdaftar</span>
    </div>
    <div class="card-body p-3">
        <!-- Bulk Action Floating Bar -->
        <div id="bulkActionBarUsers" class="alert alert-warning py-2 px-3 d-none align-items-center justify-content-between mb-3 border-warning shadow-sm">
            <div class="d-flex align-items-center gap-2">
                <i class="fa-solid fa-check-double text-warning-emphasis fs-5"></i>
                <span class="text-dark small"><strong id="selectedUsersCount">0</strong> pegawai terpilih untuk tindakan massal</span>
            </div>
            <button type="button" class="btn btn-danger btn-sm px-3 shadow-sm" id="btnExecuteBulkDeleteUsers">
                <i class="fa-solid fa-trash-can me-1"></i> Hapus Massal Pegawai Terpilih
            </button>
        </div>

        <div class="table-responsive">
            <table class="table table-bordered table-hover align-middle mb-0 font-mono small w-100" id="usersTable">
                <thead class="table-light">
                    <tr>
                        <th style="width: 35px;" class="text-center">
                            <input type="checkbox" id="selectAllUsers" class="form-check-input" title="Pilih Semua Pegawai di Halaman Ini">
                        </th>
                        <th style="width: 45px;" class="text-center">No</th>
                        <th>Nama & NIP</th>
                        <th>Email Login</th>
                        <th style="width: 130px;" class="text-center">Role Akses</th>
                        <th>Kontak / HP</th>
                        <th class="text-center" style="width: 100px;">Total Log</th>
                        <th class="text-center" style="width: 90px;">Status</th>
                        <th class="text-center" style="width: 100px;">Aksi</th>
                    </tr>
                </thead>
                <tbody>
                    <!-- Loaded dynamically via AJAX DataTables -->
                </tbody>
            </table>
        </div>
    </div>
</div>

<!-- Modal Tambah Pegawai -->
<div class="modal fade" id="addUserModal" tabindex="-1" aria-hidden="true">
    <div class="modal-dialog">
        <div class="modal-content border-0 shadow">
            <div class="modal-header bg-dark text-white">
                <h5 class="modal-title font-mono"><i class="fa-solid fa-user-plus text-primary me-2"></i> Tambah Pegawai / Teknisi</h5>
                <button type="button" class="btn-close btn-close-white" data-bs-dismiss="modal"></button>
            </div>
            <form id="addUserForm" action="{{ route('users.store') }}" method="POST">
                @csrf
                <div class="modal-body p-4">
                    <div class="mb-3">
                        <label class="form-label small fw-semibold text-secondary">NAMA LENGKAP *</label>
                        <input type="text" name="name" class="form-control" placeholder="Nama teknisi / operator" required>
                    </div>

                    <div class="mb-3">
                        <label class="form-label small fw-semibold text-secondary">NIP / NIK</label>
                        <input type="text" name="nip" class="form-control font-mono" placeholder="Nomor Induk Pegawai">
                    </div>

                    <div class="mb-3">
                        <label class="form-label small fw-semibold text-secondary">EMAIL LOGIN *</label>
                        <input type="email" name="email" class="form-control font-mono" placeholder="nama@stasiun.id" required>
                    </div>

                    <div class="mb-3">
                        <label class="form-label small fw-semibold text-secondary">KATA SANDI AWAL *</label>
                        <input type="password" name="password" class="form-control" placeholder="Minimal 6 karakter" required>
                    </div>

                    <div class="mb-3">
                        <label class="form-label small fw-semibold text-secondary">ROLE HAK AKSES *</label>
                        <select name="role" class="form-select" required>
                            <option value="technician" selected>Teknisi Jaga</option>
                            <option value="supervisor">Koordinator Shift</option>
                            <option value="admin">Administrator / Ka. Seksi</option>
                        </select>
                    </div>

                    <div class="mb-3">
                        <label class="form-label small fw-semibold text-secondary">NOMOR HP / WHATSAPP</label>
                        <input type="text" name="phone" class="form-control" placeholder="08xxxxxxxxxx">
                    </div>

                    <div class="form-check form-switch">
                        <input class="form-check-input" type="checkbox" name="is_active" id="userActiveCheck" value="1" checked>
                        <label class="form-check-label small" for="userActiveCheck">Akun Aktif (Dapat Login & Dicatat di Logbook)</label>
                    </div>
                </div>
                <div class="modal-footer bg-light">
                    <button type="button" class="btn btn-outline-secondary" data-bs-dismiss="modal">Batal</button>
                    <button type="submit" class="btn btn-primary px-4">Simpan Pegawai</button>
                </div>
            </form>
        </div>
    </div>
</div>

<!-- Modal Edit Pegawai -->
<div class="modal fade" id="editUserModal" tabindex="-1" aria-hidden="true">
    <div class="modal-dialog">
        <div class="modal-content border-0 shadow">
            <div class="modal-header bg-primary text-white">
                <h5 class="modal-title font-mono"><i class="fa-solid fa-user-pen me-2"></i> Edit Data Pegawai</h5>
                <button type="button" class="btn-close btn-close-white" data-bs-dismiss="modal"></button>
            </div>
            <form id="editUserForm" method="POST">
                @csrf
                @method('PUT')
                <div class="modal-body p-4">
                    <div class="mb-3">
                        <label class="form-label small fw-semibold text-secondary">NAMA LENGKAP *</label>
                        <input type="text" name="name" id="edit_user_name" class="form-control" required>
                    </div>

                    <div class="mb-3">
                        <label class="form-label small fw-semibold text-secondary">NIP / NIK</label>
                        <input type="text" name="nip" id="edit_user_nip" class="form-control font-mono">
                    </div>

                    <div class="mb-3">
                        <label class="form-label small fw-semibold text-secondary">EMAIL LOGIN *</label>
                        <input type="email" name="email" id="edit_user_email" class="form-control font-mono" required>
                    </div>

                    <div class="mb-3">
                        <label class="form-label small fw-semibold text-secondary">GANTI KATA SANDI (OPSIONAL)</label>
                        <input type="password" name="password" class="form-control" placeholder="Kosongkan bila tidak ingin diubah">
                    </div>

                    <div class="mb-3">
                        <label class="form-label small fw-semibold text-secondary">ROLE HAK AKSES *</label>
                        <select name="role" id="edit_user_role" class="form-select" required>
                            <option value="technician">Teknisi Jaga</option>
                            <option value="supervisor">Koordinator Shift</option>
                            <option value="admin">Administrator / Ka. Seksi</option>
                        </select>
                    </div>

                    <div class="mb-3">
                        <label class="form-label small fw-semibold text-secondary">NOMOR HP / WHATSAPP</label>
                        <input type="text" name="phone" id="edit_user_phone" class="form-control">
                    </div>

                    <div class="form-check form-switch">
                        <input class="form-check-input" type="checkbox" name="is_active" id="edit_user_active" value="1">
                        <label class="form-check-label small" for="edit_user_active">Akun Aktif</label>
                    </div>
                </div>
                <div class="modal-footer bg-light">
                    <button type="button" class="btn btn-outline-secondary" data-bs-dismiss="modal">Batal</button>
                    <button type="submit" class="btn btn-primary px-4">Perbarui Data</button>
                </div>
            </form>
        </div>
    </div>
</div>
@endsection

@push('scripts')
<script>
    $(document).ready(function() {
        // Initialize AJAX DataTable
        const table = $('#usersTable').DataTable({
            processing: true,
            serverSide: true,
            responsive: true,
            order: [[1, 'asc']],
            language: {
                search: "Cari pegawai:",
                lengthMenu: "Tampilkan _MENU_ baris",
                info: "Menampilkan _START_ sampai _END_ dari _TOTAL_ entri",
                infoEmpty: "Menampilkan 0 entri",
                infoFiltered: "(disaring dari _MAX_ total entri)",
                zeroRecords: "Tidak ada data pegawai yang cocok",
                processing: "<i class='fa-solid fa-spinner fa-spin me-2'></i> Memuat data pegawai...",
                paginate: {
                    first: "Awal",
                    last: "Akhir",
                    next: "&raquo;",
                    previous: "&laquo;"
                }
            },
            ajax: {
                url: "{{ route('users.data') }}"
            },
            columns: [
                { data: 'checkbox', name: 'id', orderable: false, searchable: false, className: 'text-center' },
                { data: 'no', name: 'id', className: 'text-center', orderable: false, searchable: false },
                { data: 'name_nip', name: 'name' },
                { data: 'email', name: 'email' },
                { data: 'role', name: 'role', className: 'text-center' },
                { data: 'phone', name: 'phone' },
                { data: 'logs_count', name: 'logs_count', className: 'text-center font-mono' },
                { data: 'status', name: 'is_active', className: 'text-center' },
                { data: 'actions', name: 'actions', orderable: false, searchable: false, className: 'text-center' }
            ]
        });

        // Update Bulk Action Bar visibility & counter
        function updateBulkActionBarUsers() {
            const count = $('.user-row-checkbox:checked').length;
            $('#selectedUsersCount').text(count);
            if (count > 0) {
                $('#bulkActionBarUsers').removeClass('d-none').addClass('d-flex');
            } else {
                $('#bulkActionBarUsers').addClass('d-none').removeClass('d-flex');
            }
        }

        // Checkbox: Select All in current page (exclude disabled ones)
        $('#selectAllUsers').on('change', function() {
            const isChecked = $(this).is(':checked');
            $('.user-row-checkbox:not(:disabled)').prop('checked', isChecked);
            updateBulkActionBarUsers();
        });

        // Checkbox: Individual row change
        $(document).on('change', '.user-row-checkbox', function() {
            const total = $('.user-row-checkbox:not(:disabled)').length;
            const checked = $('.user-row-checkbox:checked').length;
            $('#selectAllUsers').prop('checked', total > 0 && total === checked);
            updateBulkActionBarUsers();
        });

        // DataTable Draw event: reset select all checkbox
        table.on('draw', function() {
            $('#selectAllUsers').prop('checked', false);
            updateBulkActionBarUsers();
        });

        // Bulk Delete Action with SweetAlert2
        $('#btnExecuteBulkDeleteUsers').on('click', function() {
            const selectedIds = [];
            $('.user-row-checkbox:checked').each(function() {
                selectedIds.push($(this).val());
            });

            if (selectedIds.length === 0) {
                Swal.fire('Perhatian', 'Silakan pilih minimal satu akun pegawai untuk dihapus.', 'info');
                return;
            }

            Swal.fire({
                title: 'Hapus Massal Pegawai?',
                html: `Anda akan menghapus secara permanen <b>${selectedIds.length}</b> akun pegawai/teknisi terpilih.<br><small class="text-danger">Tindakan ini tidak dapat dibatalkan!</small>`,
                icon: 'warning',
                showCancelButton: true,
                confirmButtonColor: '#dc2626',
                cancelButtonColor: '#64748b',
                confirmButtonText: `<i class="fa-solid fa-trash-can me-1"></i> Ya, Hapus (${selectedIds.length}) Pegawai`,
                cancelButtonText: 'Batal',
                reverseButtons: true
            }).then((result) => {
                if (result.isConfirmed) {
                    Swal.fire({
                        title: 'Menghapus Data...',
                        text: 'Sedang memproses penghapusan massal...',
                        allowOutsideClick: false,
                        didOpen: () => {
                            Swal.showLoading();
                        }
                    });

                    $.ajax({
                        url: "{{ route('users.bulk-delete') }}",
                        type: 'POST',
                        data: {
                            _token: '{{ csrf_token() }}',
                            ids: selectedIds
                        },
                        success: function(res) {
                            Swal.fire({
                                icon: 'success',
                                title: 'Berhasil Dihapus',
                                text: res.message,
                                timer: 2500,
                                showConfirmButton: false,
                                toast: true,
                                position: 'top-end'
                            });
                            $('#selectAllUsers').prop('checked', false);
                            updateBulkActionBarUsers();
                            table.ajax.reload(null, false);
                        },
                        error: function(xhr) {
                            const msg = xhr.responseJSON?.message || 'Terjadi kesalahan saat menghapus data pegawai.';
                            Swal.fire('Gagal', msg, 'error');
                        }
                    });
                }
            });
        });

        // Form Tambah Pegawai via AJAX
        $('#addUserForm').on('submit', function(e) {
            e.preventDefault();
            const form = $(this);
            $.ajax({
                url: form.attr('action'),
                type: 'POST',
                data: form.serialize(),
                success: function(resp) {
                    $('#addUserModal').modal('hide');
                    form[0].reset();
                    Swal.fire({
                        icon: 'success',
                        title: 'Berhasil',
                        text: resp.message || 'Data pegawai berhasil ditambahkan.',
                        timer: 2000,
                        showConfirmButton: false,
                        toast: true,
                        position: 'top-end'
                    });
                    table.ajax.reload(null, false);
                },
                error: function(xhr) {
                    const err = xhr.responseJSON?.message || 'Terjadi kesalahan saat menyimpan data.';
                    Swal.fire('Gagal', err, 'error');
                }
            });
        });

        // Form Edit Pegawai via AJAX
        $('#editUserForm').on('submit', function(e) {
            e.preventDefault();
            const form = $(this);
            $.ajax({
                url: form.attr('action'),
                type: 'POST',
                data: form.serialize(),
                success: function(resp) {
                    $('#editUserModal').modal('hide');
                    Swal.fire({
                        icon: 'success',
                        title: 'Berhasil',
                        text: resp.message || 'Data pegawai berhasil diperbarui.',
                        timer: 2000,
                        showConfirmButton: false,
                        toast: true,
                        position: 'top-end'
                    });
                    table.ajax.reload(null, false);
                },
                error: function(xhr) {
                    const err = xhr.responseJSON?.message || 'Terjadi kesalahan saat memperbarui data.';
                    Swal.fire('Gagal', err, 'error');
                }
            });
        });

        // Edit Modal Trigger
        $(document).on('click', '.btn-edit-user', function() {
            const id = $(this).data('id');
            $('#editUserForm').attr('action', `/users/${id}`);
            $('#edit_user_name').val($(this).data('name'));
            $('#edit_user_nip').val($(this).data('nip'));
            $('#edit_user_email').val($(this).data('email'));
            $('#edit_user_role').val($(this).data('role'));
            $('#edit_user_phone').val($(this).data('phone'));
            $('#edit_user_active').prop('checked', $(this).data('active') == 1);

            new bootstrap.Modal(document.getElementById('editUserModal')).show();
        });

        // Delete with SweetAlert2 & AJAX
        $(document).on('click', '.btn-delete-user', function() {
            const id = $(this).data('id');
            const name = $(this).data('name');

            Swal.fire({
                title: 'Hapus Pegawai Ini?',
                text: `Yakin ingin menghapus ${name}? Tindakan ini tidak dapat dibatalkan.`,
                icon: 'warning',
                showCancelButton: true,
                confirmButtonColor: '#dc2626',
                cancelButtonColor: '#64748b',
                confirmButtonText: '<i class="fa-solid fa-trash me-1"></i> Ya, Hapus',
                cancelButtonText: 'Batal'
            }).then((res) => {
                if (res.isConfirmed) {
                    $.ajax({
                        url: `/users/${id}`,
                        type: 'DELETE',
                        data: { _token: '{{ csrf_token() }}' },
                        success: function(resp) {
                            Swal.fire({
                                icon: 'success',
                                title: 'Terhapus',
                                text: resp.message,
                                timer: 2000,
                                showConfirmButton: false,
                                toast: true,
                                position: 'top-end'
                            });
                            table.ajax.reload(null, false);
                        },
                        error: function(xhr) {
                            const msg = xhr.responseJSON?.message || 'Gagal menghapus akun.';
                            Swal.fire('Perhatian', msg, 'error');
                        }
                    });
                }
            });
        });
    });
</script>
@endpush