// Inisialisasi Peta
// Koordinat awal: [-0.0263, 109.3425] (Pontianak)
const map = L.map('map', { zoomControl: false }).setView([-0.0263, 109.3425], 13);

// Custom Zoom Control Logic
document.getElementById('zoomInBtn').addEventListener('click', function() { map.zoomIn(); });
document.getElementById('zoomOutBtn').addEventListener('click', function() { map.zoomOut(); });

// Base Map dari OpenStreetMap
L.tileLayer('https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png', {
    attribution: '&copy; <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors'
}).addTo(map);

// Inisialisasi FeatureGroups untuk masing-masing layer
const spbuLayer = L.featureGroup().addTo(map);
const jalanLayer = L.featureGroup().addTo(map);
const parsilLayer = L.featureGroup().addTo(map);
const rumahIbadahLayer = L.featureGroup().addTo(map);
const pendudukMiskinLayer = L.featureGroup().addTo(map);
const geoJsonLayer = L.featureGroup().addTo(map);

const searchInput = document.getElementById('searchInput');
const searchClear = document.getElementById('searchClear');

searchInput.addEventListener('input', function() {
    const val = this.value.toLowerCase();
    if (val.length > 0) {
        searchClear.style.visibility = 'visible';
        window.showSearchResults(val);
    } else {
        searchClear.style.visibility = 'hidden';
        document.getElementById('searchResults').style.display = 'none';
    }
});

searchClear.addEventListener('click', function() {
    searchInput.value = '';
    searchClear.style.visibility = 'hidden';
    document.getElementById('searchResults').style.display = 'none';
    searchInput.focus();
});

window.showSearchResults = function(query) {
    const resultsContainer = document.getElementById('searchResults');
    resultsContainer.innerHTML = '';
    let results = [];
    
    if (typeof spbuLayer !== 'undefined') {
        spbuLayer.eachLayer(layer => {
            if (layer.spbuData && layer.spbuData.nama && layer.spbuData.nama.toLowerCase().includes(query)) {
                results.push({ type: 'SPBU', nama: layer.spbuData.nama, layer: layer });
            }
        });
    }
    
    if (typeof jalanLayer !== 'undefined') {
        jalanLayer.eachLayer(layer => {
            if (layer.jalanData && layer.jalanData.nama && layer.jalanData.nama.toLowerCase().includes(query)) {
                results.push({ type: 'Jalan', nama: layer.jalanData.nama, layer: layer });
            }
        });
    }
    
    if (typeof parsilLayer !== 'undefined') {
        parsilLayer.eachLayer(layer => {
            if (layer.parsilData && layer.parsilData.nama && layer.parsilData.nama.toLowerCase().includes(query)) {
                results.push({ type: 'Parsil', nama: layer.parsilData.nama, layer: layer });
            }
        });
    }
    
    if (typeof rumahIbadahLayer !== 'undefined') {
        rumahIbadahLayer.eachLayer(layer => {
            if (layer.ibadahData && layer.ibadahData.nama && layer.ibadahData.nama.toLowerCase().includes(query)) {
                if(layer instanceof L.Marker) {
                    results.push({ type: 'Rumah Ibadah', nama: layer.ibadahData.nama, layer: layer });
                }
            }
        });
    }
    
    if (results.length === 0) {
        resultsContainer.innerHTML = '<div style="padding: 10px 15px; color: #666; font-size: 14px;">Tidak ada hasil</div>';
    } else {
        results.forEach(res => {
            const item = document.createElement('div');
            item.style.padding = '10px 15px';
            item.style.cursor = 'pointer';
            item.style.borderBottom = '1px solid #eee';
            item.style.fontSize = '14px';
            item.innerHTML = `<strong>${res.type}:</strong> ${res.nama}`;
            item.addEventListener('mouseenter', () => item.style.backgroundColor = '#f8f9fa');
            item.addEventListener('mouseleave', () => item.style.backgroundColor = 'white');
            item.addEventListener('click', () => {
                if (res.layer instanceof L.Marker) {
                    map.setView(res.layer.getLatLng(), 17);
                } else if (res.layer.getBounds) {
                    map.fitBounds(res.layer.getBounds());
                }
                res.layer.openPopup();
                resultsContainer.style.display = 'none';
            });
            resultsContainer.appendChild(item);
        });
    }
    resultsContainer.style.display = 'block';
};

// UI Logic: Custom Layer Control Toggle
const layerBtn   = document.getElementById('layerBtn');
const layerPanel = document.getElementById('layerPanel');

layerBtn.addEventListener('click', function() {
    layerPanel.style.display = layerPanel.style.display === 'block' ? 'none' : 'block';
});

// Sembunyikan layer panel saat klik di peta
map.on('click', function() {
    layerPanel.style.display = 'none';
});


// Logic untuk Toggle Layer Visibility
document.getElementById('layerSpbu').addEventListener('change', function(e) {
    e.target.checked ? map.addLayer(spbuLayer) : map.removeLayer(spbuLayer);
});
document.getElementById('layerJalan').addEventListener('change', function(e) {
    e.target.checked ? map.addLayer(jalanLayer) : map.removeLayer(jalanLayer);
});
document.getElementById('layerParsil').addEventListener('change', function(e) {
    e.target.checked ? map.addLayer(parsilLayer) : map.removeLayer(parsilLayer);
});
document.getElementById('layerRumahIbadah').addEventListener('change', function(e) {
    e.target.checked ? map.addLayer(rumahIbadahLayer) : map.removeLayer(rumahIbadahLayer);
});
document.getElementById('layerMiskin').addEventListener('change', function(e) {
    e.target.checked ? map.addLayer(pendudukMiskinLayer) : map.removeLayer(pendudukMiskinLayer);
});

// --- Sub-layer Toggle (expand/collapse) ---
window.toggleSubLayer = function(subId, iconEl) {
    const sub = document.getElementById(subId);
    if (!sub) return;
    const isHidden = sub.style.display === 'none';
    sub.style.display = isHidden ? '' : 'none';
    iconEl.classList.toggle('collapsed', !isHidden);
};

// --- Sub-layer Filter ---
window.applySubFilter = function(type) {
    if (type === 'spbu') {
        const checked = [...document.querySelectorAll('.sub-spbu:checked')].map(el => el.value);
        spbuLayer.eachLayer(layer => {
            if (!layer.spbuData) return;
            const val = layer.spbuData.is_24_jam ? '1' : '0';
            if (checked.includes(val)) {
                if (!spbuLayer.hasLayer(layer)) spbuLayer.addLayer(layer);
                layer.getElement && layer.getElement() && (layer.getElement().style.display = '');
            } else {
                layer.getElement && layer.getElement() && (layer.getElement().style.display = 'none');
            }
        });
    }

    if (type === 'jalan') {
        const checked = [...document.querySelectorAll('.sub-jalan:checked')].map(el => el.value);
        jalanLayer.eachLayer(layer => {
            if (!layer.jalanData) return;
            const visible = checked.includes(layer.jalanData.status);
            const display = visible ? '' : 'none';
            // Sembunyikan garis polyline
            if (layer._path) layer._path.style.display = display;
            // Sembunyikan label teks (leaflet-textpath simpan di _textNode)
            if (layer._textNode) layer._textNode.style.display = display;
        });
    }

    if (type === 'parsil') {
        const checked = [...document.querySelectorAll('.sub-parsil:checked')].map(el => el.value);
        parsilLayer.eachLayer(layer => {
            if (!layer.parsilData) return;
            if (checked.includes(layer.parsilData.status)) {
                layer._path && (layer._path.style.display = '');
            } else {
                layer._path && (layer._path.style.display = 'none');
            }
        });
    }

    if (type === 'miskin') {
        const checked = [...document.querySelectorAll('.sub-miskin:checked')].map(el => el.value);
        pendudukMiskinLayer.eachLayer(layer => {
            if (!layer.miskinData) return;
            if (checked.includes(layer.miskinData.kategori_bantuan)) {
                layer.getElement && layer.getElement() && (layer.getElement().style.display = '');
            } else {
                layer.getElement && layer.getElement() && (layer.getElement().style.display = 'none');
            }
        });
    }
};

// --- Modal Logic ---
const unifiedModal = document.getElementById('unifiedModal');
const modalTitle = document.getElementById('modalTitle');
const modalBody = document.getElementById('modalBody');

window.openModal = function(title, bodyHTML, saveCallback) {
    modalTitle.textContent = title;
    modalBody.innerHTML = bodyHTML;
    unifiedModal.classList.add('show');
    
    // Ambil elemen tombol save terbaru dari DOM
    const currentSaveBtn = document.getElementById('modalSaveBtn');
    
    // Clone untuk menghapus semua event listener lama
    const newSaveBtn = currentSaveBtn.cloneNode(true);
    currentSaveBtn.parentNode.replaceChild(newSaveBtn, currentSaveBtn);
    
    newSaveBtn.addEventListener('click', saveCallback);
};

window.closeModal = function() {
    unifiedModal.classList.remove('show');
};

const confirmModal = document.getElementById('confirmModal');
const confirmMessage = document.getElementById('confirmMessage');

window.openConfirmModal = function(msg, confirmCallback) {
    confirmMessage.textContent = msg;
    confirmModal.classList.add('show');
    
    const currentYesBtn = document.getElementById('confirmYesBtn');
    const newYesBtn = currentYesBtn.cloneNode(true);
    currentYesBtn.parentNode.replaceChild(newYesBtn, currentYesBtn);
    
    newYesBtn.addEventListener('click', function() {
        confirmModal.classList.remove('show');
        confirmCallback();
    });
};

window.closeConfirmModal = function() {
    confirmModal.classList.remove('show');
};

// --- Action Menu Logic (replaced by left sidebar) ---

window.currentAddMode = null; // 'spbu' atau 'rumah_ibadah'
window.currentDrawMode = null; // 'polyline' atau 'polygon'

window.activateAddMode = function(mode) {
    // Toggle: jika mode yang sama diklik lagi, batalkan
    if (window.currentAddMode === mode) {
        window.deactivateAddMode();
        return;
    }
    
    // Reset draw mode if active
    if (window.activeDrawHandler) {
        window.activeDrawHandler.disable();
        window.activeDrawHandler = null;
    }
    
    window.currentAddMode = mode;
    window.currentDrawMode = null;

    // Tooltip
    const tooltips = {
        'spbu': 'Klik untuk Tambah SPBU',
        'rumah_ibadah': 'Klik untuk Tambah Rumah Ibadah'
    };
    if (window.cursorTooltip && tooltips[mode]) window.cursorTooltip.textContent = tooltips[mode];

    // Ubah kursor map menjadi crosshair
    document.getElementById('map').style.cursor = 'crosshair';
};

window.deactivateAddMode = function() {
    window.currentAddMode = null;
    window.currentDrawMode = null;
    if (window.activeDrawHandler) {
        window.activeDrawHandler.disable();
        window.activeDrawHandler = null;
    }
    document.getElementById('map').style.cursor = '';
    if (window.cursorTooltip) window.cursorTooltip.style.display = 'none';
};

// --- Custom Tooltip Cursor ---
window.cursorTooltip = document.createElement('div');
window.cursorTooltip.className = 'custom-cursor-tooltip';
document.body.appendChild(window.cursorTooltip);

// Gunakan document-level mousemove agar selalu terpicu
// bahkan saat Leaflet Draw overlay aktif menangkap event map
document.addEventListener('mousemove', function(e) {
    if (window.currentAddMode || window.currentDrawMode) {
        window.cursorTooltip.style.display = 'block';
        window.cursorTooltip.style.left = e.pageX + 15 + 'px';
        window.cursorTooltip.style.top = e.pageY + 15 + 'px';
    } else {
        window.cursorTooltip.style.display = 'none';
    }
});