@extends('layout.main')
@section('body_main')
    <div class="row">
        <div class="col-md-12">
            <div class="card">
                <div class="card-header d-flex align-items-center justify-content-between">
                    <h4 class="mb-0">Log Aktivitas</h4>
                </div>
                <div class="card-body p-3">
                    <div class="d-flex flex-column flex-md-row align-items-md-center gap-2 mb-3 flex-wrap">
                        <div class="input-group input-group-sm flex-grow-1" style="max-width:320px;">
                            <span class="input-group-text bg-white border-end-0">
                                <i class="fa fa-search text-muted"></i>
                            </span>
                            <input type="search"
                                   id="tableSearch"
                                   class="form-control border-start-0"
                                   placeholder="Cari nama file / nomor dokumen / aksi"
                                   oninput="debouncedTableSearch(this.value)">
                        </div>
                        <div class="d-flex align-items-center gap-2">
                            <label class="small mb-0 text-muted">Mulai</label>
                            <input type="date" id="startDate" class="form-control form-control-sm" onchange="applyDateFilter()">
                        </div>
                        <div class="d-flex align-items-center gap-2">
                            <label class="small mb-0 text-muted">Selesai</label>
                            <input type="date" id="endDate" class="form-control form-control-sm" onchange="applyDateFilter()">
                        </div>
                        <div class="d-flex align-items-center gap-2">
                            <select id="tablePageSize" class="form-select form-select-sm" style="width: auto;">
                                <option value="5">5</option>
                                <option value="10"selected>10</option>
                                <option value="20">20</option>
                                <option value="50">50</option>
                                <option value="100">100</option>
                            </select>
                        </div>
                        <button class="btn btn-outline-secondary btn-sm" onclick="refreshLog()">
                            <i class="fa fa-rotate"></i> Refresh
                        </button>
                        <div class="small text-muted ms-md-auto" id="tableSummary"></div>
                    </div>
                    <div class="table-responsive" style="max-height: 65vh; overflow-y:auto;">
                    <table class="table table-sm table-hover align-middle mb-0" id="lastUpdatedTable">
                        <thead>
                            <tr>
                                <th>No Dokumen</th>
                                <th>File</th>
                                <th>Kategori</th>
                                <th>Unit</th>
                                <th>Sub Unit</th>
                                <th>Pengunggah</th>
                                <th class="text-center">Jumlah Pegawai Melihat</th>
                                <th class="text-center">Jumlah Pegawai Mengunduh</th>
                            </tr>
                        </thead>
                        <tbody id="tableLogAktivityDocument">
                            <!-- data dari fetch masuk sini -->
                        </tbody>
                    </table>
                    </div>
                    <div class="d-flex flex-column flex-md-row align-items-md-center justify-content-between gap-2 mt-3" id="paginationControls"></div>
                </div>

            </div>
        </div>
    </div>

@endsection
<script>
document.addEventListener('DOMContentLoaded', () => {
    const tableState = { data: [], page: 1, pageSize: 10, search: '', lastPage: 1, total: 0, startDate: '', endDate: '' };
    const tbody = document.getElementById('tableLogAktivityDocument');
    const paginationEl = document.getElementById('paginationControls');
    const summaryEl = document.getElementById('tableSummary');
    const pageSizeSelect = document.getElementById('tablePageSize');
    const startDateInput = document.getElementById('startDate');
    const endDateInput = document.getElementById('endDate');

    if(pageSizeSelect){
        const initialSize = parseInt(pageSizeSelect.value);
        if(!isNaN(initialSize)) tableState.pageSize = initialSize;
        pageSizeSelect.addEventListener('change', (e) => {
            const val = parseInt(e.target.value);
            if(!isNaN(val) && val > 0){
                tableState.pageSize = val;
                tableState.page = 1;
                fetchData();
            }
        });
    }

    window.applyDateFilter = function(){
        tableState.startDate = startDateInput.value || '';
        tableState.endDate = endDateInput.value || '';
        tableState.page = 1;
        fetchData();
    }

    function buildRow(item){
        const tanggal = item.entry_at ? formatTanggal(item.entry_at) : '-';
        const totalViews = item.total_views ?? 0;
        return `
            <tr role="button" onclick='showLogDetail(${JSON.stringify(item.id)})'>
                <td>${item.no_dokumen}</td>
                <td>${item.nama_dokumen || '-'}</td>
                <td>${item.kategori || '-'}</td>
                <td>${item.unit || '-'}</td>
                <td>${item.sub_unit || '-'}</td>
                <td>${item.pengunggah || '-'}</td>
                <td class="text-center fw-semibold">${totalViews}</td>
                <td class="text-center fw-semibold">${item.total_download}</td>
            </tr>
        `;
    }

    function formatTanggal(dateString) {
            const d = new Date(dateString);
            return d.toLocaleDateString('id-ID', {
                day: '2-digit',
                month: 'short',
                year: 'numeric',
                hour: '2-digit',
                minute: '2-digit'
            });
        }

    window.showLogDetail = function(id){
        if(!id) return;
        const modalEl = document.getElementById('logDetailModal');
        const modal = new bootstrap.Modal(modalEl);
        modal.show();

        renderLogModal(id, 1, '');
    }

    function renderLogModal(id, page, keyword){
        const tbody = document.getElementById('logDetailTbody');
        const searchInput = document.getElementById('logSearchInput');
        const searchBtn = document.getElementById('logSearchBtn');
        const paginationBtns = document.getElementById('logPaginationBtns');
        const summaryText = document.getElementById('logSummaryText');

        if(tbody) tbody.innerHTML = '<tr><td colspan="4" class="text-center text-muted py-3">Memuat...</td></tr>';
        if(summaryText) summaryText.textContent = 'Memuat data...';
        if(searchInput) searchInput.value = keyword || '';

        const params = new URLSearchParams({ page, per_page: 10, keyword: keyword || '' });
        fetch(`/datatable/log-activity/${id}?${params.toString()}`)
            .then(res => res.json())
            .then(resp => {
                const logs = resp?.data || [];
                const pagination = resp?.pagination || {};

                const totalPages = pagination.last_page || 1;
                const currentPage = pagination.current_page || 1;

                if(searchInput) searchInput.value = keyword || '';

                const rows = logs.map((row, idx) => `
                    <tr>
                        <td>${((currentPage - 1) * (pagination.per_page || 10)) + idx + 1}</td>
                        <td>${row.pegawai_nama_entry || '-'}</td>
                        <td>${row.total_open || 0}</td>
                        <td>${formatTanggal(row.last_open)}</td>
                    </tr>
                `).join('');

                const emptyState = logs.length === 0 ? '<tr><td colspan="4" class="text-center text-muted py-3">Belum ada aktivitas</td></tr>' : '';
                if(tbody) tbody.innerHTML = logs.length ? rows : emptyState;

                if(summaryText){
                    summaryText.textContent = `Menampilkan ${logs.length} dari ${pagination.total ?? logs.length} pegawai`;
                }

                if(paginationBtns){
                    let paginationButtons = '';
                    if(totalPages > 1){
                        paginationButtons += `<button class="btn btn-sm btn-outline-secondary" data-page="prev" ${currentPage===1?'disabled':''}>‹</button>`;
                        for(let i=1;i<=totalPages;i++){
                            paginationButtons += `<button class="btn btn-sm ${i===currentPage?'btn-primary':'btn-outline-secondary'}" data-page="${i}">${i}</button>`;
                        }
                        paginationButtons += `<button class="btn btn-sm btn-outline-secondary" data-page="next" ${currentPage===totalPages?'disabled':''}>›</button>`;
                    }
                    paginationBtns.innerHTML = paginationButtons;

                    paginationBtns.onclick = (e) => {
                        const target = e.target;
                        const pageAttr = target.getAttribute('data-page');
                        if(!pageAttr) return;
                        let nextPage = currentPage;
                        if(pageAttr === 'prev') nextPage = Math.max(1, currentPage-1);
                        else if(pageAttr === 'next') nextPage = Math.min(totalPages, currentPage+1);
                        else nextPage = parseInt(pageAttr);
                        renderLogModal(id, nextPage, keyword);
                    };
                }

                if(searchBtn){
                    searchBtn.onclick = () => renderLogModal(id, 1, searchInput.value.trim());
                }
                if(searchInput){
                    searchInput.onkeypress = (e) => {
                        if(e.key === 'Enter') renderLogModal(id, 1, searchInput.value.trim());
                    };
                }
            })
            .catch(() => {
                if(tbody) tbody.innerHTML = '<tr><td colspan="4" class="text-center text-danger py-3">Gagal memuat data</td></tr>';
                if(summaryText) summaryText.textContent = 'Gagal memuat data';
                if(paginationBtns) paginationBtns.innerHTML = '';
            });
    }

    function renderPagination(totalPages){
        if(!paginationEl) return;
        if(totalPages <= 1){
            paginationEl.innerHTML = '';
            return;
        }
        const maxButtons = 5;
        let start = Math.max(1, tableState.page - Math.floor(maxButtons/2));
        let end = Math.min(totalPages, start + maxButtons - 1);
        start = Math.max(1, end - maxButtons + 1);

        let buttons = '';
        buttons += `<button class="btn btn-outline-secondary btn-sm" data-page="prev" ${tableState.page === 1 ? 'disabled' : ''}>‹</button>`;
        for(let i=start; i<=end; i++){
            buttons += `<button class="btn btn-sm ${i === tableState.page ? 'btn-primary' : 'btn-outline-secondary'}" data-page="${i}">${i}</button>`;
        }
        buttons += `<button class="btn btn-outline-secondary btn-sm" data-page="next" ${tableState.page === totalPages ? 'disabled' : ''}>›</button>`;

        paginationEl.innerHTML = `
            <div class="d-flex align-items-center gap-2 flex-wrap">
                <div class="btn-group" role="group">${buttons}</div>
                <span class="small text-muted">Halaman ${tableState.page} dari ${totalPages}</span>
            </div>
        `;
    }

    if(paginationEl){
        paginationEl.addEventListener('click', (e) => {
            const page = e.target.getAttribute('data-page');
            if(!page) return;
            if(page === 'prev' && tableState.page > 1) tableState.page--;
            else if(page === 'next'){
                if(tableState.page < tableState.lastPage) tableState.page++;
            }else{
                tableState.page = parseInt(page);
            }
            fetchData();
        });
    }

    function renderTable(){
        const pageData = tableState.data || [];
        if(pageData.length === 0){
            tbody.innerHTML = `
                <tr>
                    <td colspan="6" class="text-center text-muted py-4">
                        Tidak ada data
                    </td>
                </tr>
            `;
        }else{
            tbody.innerHTML = pageData.map(buildRow).join('');
        }

        const from = tableState.total === 0 ? 0 : ((tableState.page -1) * tableState.pageSize) + 1;
        const to = Math.min(((tableState.page -1) * tableState.pageSize) + pageData.length, tableState.total);
        if(summaryEl){
            summaryEl.textContent = tableState.total ? `Menampilkan ${from} - ${to} dari ${tableState.total} aktivitas` : 'Tidak ada data';
        }

        renderPagination(tableState.lastPage || 1);
    }

    let searchDebounce;
    window.debouncedTableSearch = function(value){
        clearTimeout(searchDebounce);
        searchDebounce = setTimeout(() => {
            tableState.search = value.trim();
            tableState.page = 1;
            fetchData();
        }, 250);
    }

    window.refreshLog = function(){
        tableState.search = '';
        tableState.startDate = '';
        tableState.endDate = '';
        document.getElementById('tableSearch').value = '';
        startDateInput.value = '';
        endDateInput.value = '';
        tableState.page = 1;
        fetchData();
    }

    function fetchData(){
        if(summaryEl) summaryEl.textContent = 'Memuat data...';
        const params = new URLSearchParams({
            page: tableState.page,
            per_page: tableState.pageSize,
            keyword: tableState.search || '',
            start_date: tableState.startDate || '',
            end_date: tableState.endDate || ''
        });
        fetch(`/datatable/log-activity?${params.toString()}`)
            .then(res => res.json())
            .then(data => {
                tableState.data = data?.data || [];
                tableState.lastPage = data?.pagination?.last_page || 1;
                tableState.total = data?.pagination?.total || 0;
                renderTable();
            })
            .catch(err => {
                console.error(err);
                if(summaryEl) summaryEl.textContent = 'Gagal memuat data';
            });
    }

    fetchData();
});
</script>

<!-- Modal Detail Log -->
<div class="modal fade" id="logDetailModal" tabindex="-1" aria-labelledby="logDetailLabel" aria-hidden="true">
  <div class="modal-dialog modal-lg modal-dialog-scrollable">
    <div class="modal-content">
      <div class="modal-header">
        <h5 class="modal-title" id="logDetailLabel">Detail Aktivitas</h5>
        <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
      </div>
      <div class="modal-body" id="logDetailBody">
        <div class="d-flex align-items-center gap-2 mb-2">
            <input type="search" class="form-control form-control-sm" id="logSearchInput" placeholder="Cari nama pegawai">
            <button class="btn btn-sm btn-outline-secondary" id="logSearchBtn"><i class="fa fa-search"></i></button>
        </div>
        <div class="table-responsive">
            <table class="table table-sm table-striped mb-0">
                <thead class="table-light">
                    <tr>
                        <th>#</th>
                        <th>Nama</th>
                        <th>Jumlah Membuka</th>
                        <th>Terakhir Dilihat</th>
                    </tr>
                </thead>
                <tbody id="logDetailTbody">
                    <tr><td colspan="4" class="text-center text-muted py-3">Memuat...</td></tr>
                </tbody>
            </table>
        </div>
        <div class="d-flex align-items-center justify-content-between mt-2">
            <div class="small text-muted" id="logSummaryText">Menampilkan 0 pegawai</div>
            <div class="btn-group" role="group" id="logPaginationBtns"></div>
        </div>
      </div>
    </div>
  </div>
</div>