@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">Data Terakhir</h4>
                     <button type="button" class="btn btn-success" data-bs-target="#modalCreateFile" data-bs-toggle="modal">Tambah File</button>
                </div>
                <div class="card-body p-3">
                    <div class="d-flex flex-column flex-md-row align-items-md-center gap-2 mb-3">
                        <div class="input-group input-group-sm flex-grow-1">
                            <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, No Dokumen atau folder"
                                   oninput="debouncedTableSearch(this.value)">
                        </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>
                        <div class="small text-muted ms-md-auto" id="tableSummary">Memuat data...</div>
                    </div>
                    <div class="table-responsive" style="max-height: 100vh; overflow-y:auto;">
                    <table class="table table-sm table-hover align-middle mb-0" id="lastUpdatedTable">
                        <thead>
                            <tr>
                                <th>Nomor Surat</th>
                                <th>Nama</th>
                                <th>File Folder</th>
                                <th>Akses</th>
                                <th>Tanggal Modifikasi</th>
                            </tr>
                        </thead>
                        <tbody id="tableFolderLastUpdated">
                            <!-- 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>
    @include('dashboardV2.modal.create')
    @include('dashboardV2.modal.view')
    <script>
        const katDok = @json($katDok);
        const authUnitKerja = @json(auth()->user()->dataUser?->mappingUnitKerjaPegawai[0]?->unitKerja);
        const authSubUnitKerja = @json(auth()->user()->dataUser?->mappingUnitKerjaPegawai[0]->sub_unit_kerja);
        const mappingUnitKerjaPegawai = @json(auth()->user()->dataUser?->mappingUnitKerjaPegawai[0]);
        const formCreate = $("#formFile")
        const modalCreate = document.getElementById('modalCreateFile')
        const tableState = { data: [], page: 1, pageSize: 8, search: '', lastPage: 1, total: 0 };
        const tbody = document.getElementById('tableFolderLastUpdated');
        const paginationEl = document.getElementById('paginationControls');
        const summaryEl = document.getElementById('tableSummary');
        const pageSizeSelect = document.getElementById('tablePageSize');

        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();
                }
            });
        }

        function resetCreateForm(){
            colCount = 1;
            $("#col_add_fileV2").html('');
            formCreate[0]?.reset();
            formCreate.find('select').val(null).trigger('change');
            formCreate.find('input[type="file"]').val('');
            formCreate.find('.file-name').addClass('d-none').text('');
        }

        function isPublic(permissionVal){
            if(permissionVal === null || permissionVal === undefined) return false;
            const val = String(permissionVal).toLowerCase();
            return val === '1' || val === 'true' || val === 'iya' || val === 'yes';
        }

        function buildRow(item){
            const parts = (item.file || '').split('/');
            const fileName = parts.pop() || '-';
            const folderPath = parts.join('/') || '-';
            const publicDoc = isPublic(item.permission_file);
            return `
                <tr>
                    <td class="text-nowrap">${item.no_dokumen || '-'}</td>
                    <td>
                        <span class="me-1">📄</span>
                        <a href="#" class="file-link"
                            data-file="${item.file}"
                            data-fileName="${fileName}"
                            data-id="${item.file_directory_id}"
                            data-no_dokumen="${item.no_dokumen || '-'}"
                            data-tanggal_terbit="${item.tanggal_terbit || '-'}"
                            data-permission_file="${item.permission_file || '-'}">${fileName}</a>
                    </td>
                    <td class="text-break"><span class="badge bg-light text-dark fw-semibold">${folderPath}</span></td>
                    <td>
                        <span class="badge ${publicDoc ? 'bg-success' : 'bg-secondary'}">
                            ${publicDoc ? 'Umum' : 'Internal Unit'}
                        </span>
                    </td>
                    <td class="text-nowrap">${formatTanggal(item.entry_at)}</td>
                </tr>
            `;
        }

        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' : ''}>‹ Sebelumnya</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' : ''}>Berikutnya ›</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="5" class="text-center text-muted py-4">
                            Tidak ada data yang cocok
                        </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} dokumen` : 'Tidak ada data';
            }

            renderPagination(tableState.lastPage || 1);
        }

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

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

        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'
            });
        }
        fetchData()

        let colCount = 1;
        $(document).ready(function() {
            $('.unit_kerja').select2({
                placeholder: '--- Pilih Unit Kerja ---',
                allowClear: true,
                width: '100%',
                ajax: {
                    url : '/select-unit-kerja',
                    dataType: 'json',
                    delay: 250,
                    data: function(params){
                        let q = '';
                        if(allAkses){
                            q = params.term;
                        }else{
                            q = authUnitKerja?.name ?? '';
                        }

                        return { q };
                    },
                    processResults: function(data){
                        let results = data?.data.map(item => ({
                            id: item.id,
                            text: item.name
                        }));
                        return { results };
                    },
                    cache: true,
                },
                minimumInputLength: 0,
            });

            $('.sub_unit_kerja').select2({
                placeholder: '-- Pilih Sub Unit Kerja --',
                allowClear: true,
                width: '100%',
            });

            // --- isi default unit kerja ---
            if(authUnitKerja){
                let option = new Option(authUnitKerja.name, authUnitKerja.id, true, true);
                $('.unit_kerja').append(option).trigger('change');
            }

            let initialUnit = $('.unit_kerja').val();
            if(initialUnit){
                loadSubUnitKerja(initialUnit);
            }

            // jalankan setiap kali unit_kerja berubah
            $('.unit_kerja').on('change', function(){
                let idUnit = $(this).val();
                if(idUnit){
                    loadSubUnitKerja(idUnit);
                }
            });

            selectOptionUnitKerjaV1(0);
        });

        function loadSubUnitKerja(unitId){
            $('.sub_unit_kerja').empty().append('<option value="" disabled>-- Pilih Sub Unit Kerja --</option>');

            $.ajax({
                url: `/select-sub-unit-kerja/${unitId}`,
                method: 'GET',
                success: function(response) {
                    if (response?.data) {
                        response.data.forEach(unit => {
                            let selected = (authSubUnitKerja && unit.id === authSubUnitKerja.objectsubunitkerjapegawaifk);
                            const option = new Option(unit.name, unit.id, false, selected);
                            $('.sub_unit_kerja').append(option);
                        });
                        $('.sub_unit_kerja').trigger('change');
                    }
                }
            });
        }


        function addFormV2(){
            let col = $("#col_add_fileV2");
            let html = '';

                html += `
                <div class="row g-3 align-items-start" id="col-${colCount}">
                    <hr class="my-3" />
                        <div class="col-12 d-flex justify-content-end">
                            <button type="button"
                                    class="btn btn-sm btn-danger"
                                    onclick="removeCol(${colCount})">
                                <i class="fa-solid fa-trash"></i> Hapus
                            </button>
                        </div>

                        <div class="col-md-4">
                            <label class="form-label fw-semibold">Unit <span class="text-danger">*</span></label>
                            <select class="form-select"
                                    name="data[${colCount}][id_unit_kerja]"
                                    id="select_id_unit_kerja_${colCount}"
                                    required>
                                <option value="" disabled selected>Pilih Unit</option>
                            </select>
                        </div>

                        <div class="col-md-4">
                            <label class="form-label fw-semibold">Sub Unit <span class="text-danger">*</span></label>
                            <select class="form-select"
                                    name="data[${colCount}][id_sub_unit_kerja]"
                                    id="select_id_sub_unit_kerja_${colCount}"
                                    required>
                                <option value="" disabled selected>Pilih Sub Unit</option>
                            </select>
                        </div>

                        <div class="col-md-4">
                            <label class="form-label fw-semibold">Kategori Dokumen <span class="text-danger">*</span></label>
                            <select class="form-select"
                                    name="data[${colCount}][master_kategori_directory_id]"
                                    id="select_kategori_${colCount}"
                                    required>
                                <option value="" disabled selected>Pilih Kategori</option>
                                @foreach ($katDok as $kat)
                                <option value="{{ $kat->master_kategori_directory_id }}/{{ $kat->nama_kategori_directory }}">
                                    {{ $kat->nama_kategori_directory }}
                                </option>
                                @endforeach
                            </select>
                        </div>

                        <div class="col-md-6">
                            <label class="form-label fw-semibold">Nomor Dokumen</label>
                            <div class="input-group">
                                <span class="input-group-text">#</span>
                                <input type="text"
                                    class="form-control"
                                    name="data[${colCount}][no_dokumen]"
                                    placeholder="Contoh: 001/RS/IT/I/2026">
                            </div>
                            <div class="form-text text-muted">Opsional, isi jika ada nomor resmi dokumen.</div>
                        </div>

                        <div class="col-md-3">
                            <label class="form-label fw-semibold">Tanggal Terbit</label>
                            <input class="form-control"
                                    type="date"
                                    name="data[${colCount}][date_active]"
                                    required>
                        </div>

                        <div class="col-md-3">
                            <label class="form-label fw-semibold">Boleh dilihat unit lain? <span class="text-danger">*</span></label>

                            <div class="border rounded-3 p-2 bg-light">
                                    <div class="form-check">
                                    <input class="form-check-input"
                                            type="radio"
                                            name="data[${colCount}][is_permission]"
                                            id="perm_yes_${colCount}"
                                            value="1"
                                            required>
                                    <label class="form-check-label" for="perm_yes_${colCount}">Iya</label>
                                    </div>

                                    <div class="form-check mt-1">
                                    <input class="form-check-input"
                                            type="radio"
                                            name="data[${colCount}][is_permission]"
                                            id="perm_no_${colCount}"
                                            value="2"
                                            required>
                                    <label class="form-check-label" for="perm_no_${colCount}">Tidak</label>
                                    </div>
                            </div>

                        </div>

                        <div class="col-md-12">
                            <label for="fileUpload_${colCount}" class="form-label fw-semibold">📂 Upload Dokumen (PDF)</label>

                            <div class="border rounded-3 p-3 bg-white shadow-sm">
                                <input class="form-control"
                                    type="file"
                                    id="fileUpload_${colCount}"
                                    accept=".pdf"
                                    name="data[${colCount}][file]">
                                <div class="mt-2 text-success fw-semibold d-none file-name" id="fileName_${colCount}"></div>
                            </div>

                            <div class="form-text text-muted">
                                Format yang didukung: <b>PDF</b>.
                            </div>
                        </div>

                    </div>
                    `;
                col.append(html)
                selectOptionUnitKerjaV1(colCount)
                colCount++;
        }

        function removeCol(count){
            $(`#col-${count}`).remove()
        }

        function selectOptionUnitKerjaV1(colCount) {
            let selectUnit = $(`#select_id_unit_kerja_${colCount}`);
            let selectSubUnit = $(`#select_id_sub_unit_kerja_${colCount}`);

            // inisialisasi select2 untuk Unit Kerja
            selectUnit.select2({
                placeholder: '-- Pilih Unit Kerja --',
                allowClear:true,
                width: '100%',
                dropdownParent: selectUnit.parent(),
                ajax:{
                    url : '/select-unit-kerja',
                    dataType: 'json',
                    delay: 250,
                    data: function(params){
                        return { q: params.term }
                    },
                    processResults: function(data){
                        return {
                            results : data?.data.map(item => ({
                                id: item.id+'/'+item.name,
                                text: item.name,
                                sub_units: item.sub_unit_kerja // kirim ke front
                            }))
                        }
                    },
                    cache: true,
                },
                minimumInputLength: 1,
            });

            selectSubUnit.select2({
                    placeholder: '-- Pilih Sub Unit Kerja --',
                    allowClear: true,
                    width: '100%',
                    dropdownParent: selectSubUnit.parent()
                });

            // event ketika unit kerja dipilih
            selectUnit.on('select2:select', function (e) {
                let data = e.params.data; // data unit kerja terpilih
                selectSubUnit.empty().append('<option value="" disabled selected>-- Pilih Sub Unit Kerja --</option>');

                if (data.sub_units && data.sub_units.length > 0) {
                    data.sub_units.forEach(sub => {
                        selectSubUnit.append(`<option value="${sub.id}/${sub.name}">${sub.name}</option>`);
                    });
                }

                // aktifkan select2 untuk sub unit

            });
        }

        let currentFile = null;
        let idDirectory = null;
        document.addEventListener('click', function(e){
            if(e.target.matches('.file-link')){
                e.preventDefault();
                let fileUrl = e.target.getAttribute('data-file');
                let noDokumen = e.target.getAttribute('data-no_dokumen')
                let tanggalTerbit = e.target.getAttribute('data-tanggal_terbit')
                let permissionFile = e.target.getAttribute('data-permission_file')
                let fileName = e.target.getAttribute('data-fileName')
                currentFile = fileUrl;
                idDirectory = e.target.getAttribute('data-id');


                const titleEl = document.getElementById('confirm_preview_file');
                if (titleEl) titleEl.textContent = fileName;

                // set footer info
                const noEl = document.getElementById('confirm-upload-dokumen');
                if (noEl) noEl.textContent = noDokumen;

                const tglEl = document.getElementById('confirm-time-dokumen');

                if (tglEl) tglEl.textContent = tanggalTerbit;

                const permEl = document.getElementById('confirm-permission');
                if (permEl) {
                    const publicDoc = isPublic(permissionFile);
                    permEl.textContent = publicDoc ? 'Bisa dilihat unit lain' : 'Hanya unit ini';
                    permEl.className = 'badge ' + (publicDoc ? 'bg-success' : 'bg-secondary');
                }
                let previewBox = document.getElementById('file-preview');
                previewBox.innerHTML = `<iframe src="/file-preview/${idDirectory}" width="100%" height="500px" style="border:none;"></iframe>`;
                $("#previewModal").modal('show')
            }

            if(e.target.id === 'delete-file'){
                if(!currentFile){
                    Swal.fire({
                        text: "Tidak ada file yang dipilih!",
                        icon: "warning",
                        confirmButtonText: "OK"
                    });
                    return;
                }
                Swal.fire({
                    title: 'Yakin ingin menghapus file ini?',
                    text: "File akan dihapus",
                    icon: 'warning',
                    showCancelButton: true,
                    confirmButtonColor: '#d33',
                    cancelButtonColor: '#6c757d',
                    confirmButtonText: 'Ya, hapus',
                    cancelButtonText: 'Batal'
                }).then((result) => {
                    if(result.isConfirmed){
                        fetch(`/delete-file/${idDirectory}`, {
                            method: 'DELETE',
                            headers: {
                                'Content-Type' : 'application/json',
                                'X-CSRF-TOKEN': document.querySelector('meta[name="csrf-token"]').content
                            },
                            body: JSON.stringify({ file: currentFile })
                        })
                        .then(res => res.json())
                        .then(data => {
                            if(data.success){
                                Swal.fire({
                                    text: 'File berhasil dihapus',
                                    icon: 'success',
                                    timer: 2000,
                                    showConfirmButton: false
                                });
                                $("#previewModal").modal("hide");
                                fetchData()
                                currentFile = null;
                                idDirectory = null;
                            }else{
                                Swal.fire({
                                    text: 'Gagal menghapus file',
                                    icon: 'error'
                                });
                            }
                        })
                        .catch(err => {
                            console.log(err);
                            Swal.fire({
                                text: 'Terjadi error saat menghapus file ',
                                icon: 'error'
                            });
                        });
                    }
                })
            }

            if(e.target.matches('#btn-view-full')){
                window.open(`/file-preview/${idDirectory}`, '_blank');
            }
        })

        formCreate.off('submit').on('submit', function(e){
        e.preventDefault();
        const submitBtn = $(this).find('button[type="submit"]');
        submitBtn.prop('disabled', true).text('menyimpan...')
        const formData = new FormData(this);
        console.log(formData);

        fetch(`/uploadv2`, {
            method: 'POST',
            headers: {
                'X-CSRF-TOKEN': document.querySelector('input[name="_token"]').value,
            },
            body: formData
        }).then(async(res) => {
            const responseData = await res.json();
            if(responseData.status){
                Toastify({
                            text: responseData.message || 'Berhasil melakukan aksi!',
                            duration: 3000,
                            gravity: "top",
                            position: "right",
                            style: {
                                background: "linear-gradient(to right, #00b09b, #96c93d)",
                                color: "#fff",
                            }
                        }).showToast();
                resetCreateForm();
                fetchData()
                submitBtn.prop('disabled', false).text('Simpan')
                const modalInstance = bootstrap.Modal.getInstance(modalCreate);
                modalInstance?.hide();
            } else {
                throw new Error(responseData.message || 'Terjadi kesalahan saat menyimpan data.');
            }
        }).catch(err => {
            if (err.message) {
                Swal.fire({
                    icon: 'error',
                    title: 'Gagal',
                    text: err.message
                });
                  submitBtn.prop('disabled', false).text('Simpan')
            }
        });
    });
    </script>
@endsection