// ============================================================
// WebGIS Kemiskinan Pontianak — map.js (Redesign)
// ============================================================

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

// ===== Toast Notification =====
window.showToast = function(message, type = 'success', duration = 3500) {
    const icons = { success: '✅', error: '❌', info: 'ℹ️', warning: '⚠️' };
    const container = document.getElementById('toastContainer');
    if (!container) return;
    const toast = document.createElement('div');
    toast.className = `toast toast-${type}`;
    toast.innerHTML = `<span class="toast-icon">${icons[type] || 'ℹ️'}</span><span>${message}</span>`;
    container.appendChild(toast);
    setTimeout(() => {
        toast.classList.add('hiding');
        toast.addEventListener('animationend', () => toast.remove());
    }, duration);
};

// ===== Zoom Controls =====
document.getElementById('zoomInBtn').addEventListener('click', () => map.zoomIn());
document.getElementById('zoomOutBtn').addEventListener('click', () => map.zoomOut());

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

// ===== Feature Groups =====
const rumahIbadahLayer   = L.featureGroup().addTo(map);
const pendudukMiskinLayer = L.featureGroup().addTo(map);
const geoJsonLayer        = L.featureGroup().addTo(map);

// ===== Sidebar Collapse =====
const collapseBtn  = document.getElementById('sidebarCollapseBtn');
const collapseIcon = document.getElementById('collapseIcon');

if (collapseBtn) {
    collapseBtn.addEventListener('click', function() {
        const collapsed = document.body.classList.toggle('sidebar-collapsed');
        if (collapseIcon) collapseIcon.className = collapsed ? 'fas fa-chevron-right' : 'fas fa-chevron-left';
        setTimeout(() => map.invalidateSize(), 320);
    });
}

// ===== Search =====
const searchInput = document.getElementById('searchInput');
const searchClear = document.getElementById('searchClear');
const searchResultsEl = document.getElementById('searchResults');

searchInput.addEventListener('focus', () => {
    if (typeof window.deactivateAddMode === 'function') window.deactivateAddMode();
});

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

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

document.addEventListener('click', function(e) {
    if (!e.target.closest('.search-bar') && !e.target.closest('#searchResults')) {
        searchResultsEl.style.display = 'none';
    }
});

window.showSearchResults = function(query) {
    searchResultsEl.innerHTML = '';
    let results = [];

    if (typeof rumahIbadahLayer !== 'undefined') {
        rumahIbadahLayer.eachLayer(layer => {
            if (layer.ibadahData?.nama?.toLowerCase().includes(query) && layer instanceof L.Marker) {
                results.push({ type: 'Rumah Ibadah', icon: '🕌', nama: layer.ibadahData.nama, layer });
            }
        });
    }

    if (results.length === 0) {
        searchResultsEl.innerHTML = '<div class="search-result-item" style="color:#94a3b8;">Tidak ada hasil ditemukan</div>';
    } else {
        results.forEach(res => {
            const item = document.createElement('div');
            item.className = 'search-result-item';
            item.innerHTML = `<span>${res.icon}</span><span><strong style="font-size:10px; color:#94a3b8; text-transform:uppercase;">${res.type}</strong><br>${res.nama}</span>`;
            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();
                searchResultsEl.style.display = 'none';
                searchInput.value = res.nama;
                searchClear.style.visibility = 'visible';
            });
            searchResultsEl.appendChild(item);
        });
    }
    searchResultsEl.style.display = 'block';
};

// ===== Layer Panel Toggle =====
const layerBtn   = document.getElementById('layerBtn');
const layerPanel = document.getElementById('layerPanel');

layerBtn.addEventListener('click', function() {
    if (typeof window.deactivateAddMode === 'function') window.deactivateAddMode();
    const isOpen = layerPanel.classList.toggle('show');
    layerBtn.classList.toggle('active', isOpen);
});

map.on('click', function() {
    layerPanel.classList.remove('show');
    layerBtn.classList.remove('active');
});

// ===== Layer Visibility =====
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);
});

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);
};

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

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

window.openModal = function(title, bodyHTML, saveCallback) {
    document.getElementById('modalTitle').textContent = title;
    document.getElementById('modalBody').innerHTML = bodyHTML;
    unifiedModal.classList.add('show');

    const oldBtn = document.getElementById('modalSaveBtn');
    const newBtn = oldBtn.cloneNode(true);
    oldBtn.parentNode.replaceChild(newBtn, oldBtn);
    newBtn.addEventListener('click', saveCallback);
};

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

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

window.openConfirmModal = function(msg, confirmCallback) {
    document.getElementById('confirmMessage').textContent = msg;
    confirmModal.classList.add('show');

    const oldBtn = document.getElementById('confirmYesBtn');
    const newBtn = oldBtn.cloneNode(true);
    oldBtn.parentNode.replaceChild(newBtn, oldBtn);
    newBtn.addEventListener('click', function() {
        confirmModal.classList.remove('show');
        confirmCallback();
    });
};

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

// ===== Add Mode =====
window.currentAddMode = null;

window.activateAddMode = function(mode) {
    if (window.currentAddMode === mode) { window.deactivateAddMode(); return; }
    window.currentAddMode = mode;
    const tooltips = { 'rumah_ibadah': 'Klik peta untuk tambah Rumah Ibadah' };
    if (window.cursorTooltip && tooltips[mode]) window.cursorTooltip.textContent = tooltips[mode];
    document.getElementById('map').style.cursor = 'crosshair';
};

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

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

document.addEventListener('mousemove', function(e) {
    if (window.currentAddMode) {
        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';
    }
});