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cygouw
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<?php
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// api/parsil.php - API CRUD untuk Data Parsil Tanah (Format GeoJSON)
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require_once 'config.php';
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$method = $_SERVER['REQUEST_METHOD'];
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$id = isset($_GET['id']) ? (int)$_GET['id'] : null;
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switch ($method) {
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case 'GET': getParsil($id); break;
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case 'POST': createParsil(); break;
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case 'PUT': updateParsil($id); break;
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case 'DELETE': deleteParsil($id); break;
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default:
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echo json_encode(['success' => false, 'message' => 'Method tidak diizinkan']);
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}
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// ─────────────────────────────────────────────
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// Helper: baris DB → array siap kirim ke client
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// ─────────────────────────────────────────────
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function rowToResponse($row) {
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$feature = json_decode($row['geojson'], true);
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// GeoJSON Polygon coords = array of rings, ring[0] = outer ring
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// Setiap titik [lng, lat] → ubah ke [lat, lng] untuk Leaflet
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// Hilangkan titik penutup (sama dengan titik pertama) yang GeoJSON haruskan
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$ring_geojson = $feature['geometry']['coordinates'][0] ?? [];
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$koordinat_leaflet = array_map(fn($c) => [$c[1], $c[0]], $ring_geojson);
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// Hapus titik penutup jika sama dengan titik pertama
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$n = count($koordinat_leaflet);
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if ($n > 1 && $koordinat_leaflet[0] === $koordinat_leaflet[$n - 1]) {
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array_pop($koordinat_leaflet);
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}
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return [
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'id' => (int)$row['id'],
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'nama_parsil' => $row['nomor_sertifikat'] ?? $row['nama_pemilik'] ?? 'Parsil',
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'nomor_sertifikat' => $row['nomor_sertifikat'],
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'status_kepemilikan' => $row['status_kepemilikan'],
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'luas_meter2' => (float)$row['luas_meter2'],
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'koordinat' => $koordinat_leaflet, // [lat,lng] untuk Leaflet
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'geojson' => $feature, // GeoJSON Feature asli
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'nama_pemilik' => $row['nama_pemilik'],
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'created_at' => $row['created_at'],
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'updated_at' => $row['updated_at'],
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];
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}
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// ─────────────────────────────────────────────
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// Helper: koordinat [[lat,lng],...] → GeoJSON Feature string
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// GeoJSON Polygon ring harus ditutup (titik pertama = terakhir)
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// ─────────────────────────────────────────────
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function buildGeoJSON($nosert, $status, $luas, $pemilik, $koordinat_leaflet) {
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// Leaflet: [lat, lng] → GeoJSON: [lng, lat]
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$coords = array_map(fn($c) => [(float)$c[1], (float)$c[0]], $koordinat_leaflet);
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// Tutup ring: tambahkan titik pertama di akhir jika belum
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if (!empty($coords) && $coords[0] !== $coords[count($coords) - 1]) {
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$coords[] = $coords[0];
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}
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$feature = [
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'type' => 'Feature',
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'properties' => [
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'nomor_sertifikat' => $nosert,
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'status_kepemilikan' => $status,
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'luas_meter2' => (float)$luas,
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'nama_pemilik' => $pemilik,
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],
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'geometry' => [
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'type' => 'Polygon',
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'coordinates' => [$coords], // array of rings
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],
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];
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return json_encode($feature, JSON_UNESCAPED_UNICODE);
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}
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function getParsil($id = null) {
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$db = getDB();
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if ($id) {
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$stmt = $db->prepare("SELECT * FROM parsil_tanah WHERE id = ?");
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$stmt->bind_param('i', $id);
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$stmt->execute();
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$result = $stmt->get_result();
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$row = $result->fetch_assoc();
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if ($row) {
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echo json_encode(['success' => true, 'data' => rowToResponse($row)]);
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} else {
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echo json_encode(['success' => false, 'message' => 'Data tidak ditemukan']);
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}
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} else {
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$result = $db->query("SELECT * FROM parsil_tanah ORDER BY created_at DESC");
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$rows = [];
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while ($row = $result->fetch_assoc()) {
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$rows[] = rowToResponse($row);
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}
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echo json_encode(['success' => true, 'data' => $rows, 'total' => count($rows)]);
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}
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$db->close();
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}
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function createParsil() {
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$db = getDB();
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$input = json_decode(file_get_contents('php://input'), true);
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if (empty($input['status_kepemilikan']) || empty($input['koordinat'])) {
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echo json_encode(['success' => false, 'message' => 'Data tidak lengkap']);
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return;
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}
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$nosert = $db->real_escape_string($input['nomor_sertifikat'] ?? '');
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$status = $db->real_escape_string($input['status_kepemilikan']);
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$luas = (float)($input['luas_meter2'] ?? 0);
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$pemilik = $db->real_escape_string($input['nama_pemilik'] ?? '');
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$geojson = buildGeoJSON($nosert, $status, $luas, $pemilik, $input['koordinat']);
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$stmt = $db->prepare("INSERT INTO parsil_tanah (nomor_sertifikat, status_kepemilikan, luas_meter2, geojson, nama_pemilik) VALUES (?, ?, ?, ?, ?)");
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$stmt->bind_param('ssdss', $nosert, $status, $luas, $geojson, $pemilik);
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if ($stmt->execute()) {
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echo json_encode(['success' => true, 'message' => 'Data parsil berhasil disimpan', 'id' => $db->insert_id]);
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} else {
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echo json_encode(['success' => false, 'message' => 'Gagal menyimpan data: ' . $db->error]);
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}
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$db->close();
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}
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function updateParsil($id) {
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if (!$id) { echo json_encode(['success' => false, 'message' => 'ID diperlukan']); return; }
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$db = getDB();
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$input = json_decode(file_get_contents('php://input'), true);
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$nosert = $db->real_escape_string($input['nomor_sertifikat'] ?? '');
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$status = $db->real_escape_string($input['status_kepemilikan']);
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$luas = (float)($input['luas_meter2'] ?? 0);
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$pemilik = $db->real_escape_string($input['nama_pemilik'] ?? '');
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$geojson = buildGeoJSON($nosert, $status, $luas, $pemilik, $input['koordinat']);
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$stmt = $db->prepare("UPDATE parsil_tanah SET nomor_sertifikat=?, status_kepemilikan=?, luas_meter2=?, geojson=?, nama_pemilik=?, updated_at=NOW() WHERE id=?");
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$stmt->bind_param('ssdssi', $nosert, $status, $luas, $geojson, $pemilik, $id);
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if ($stmt->execute()) {
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echo json_encode(['success' => true, 'message' => 'Data parsil berhasil diperbarui']);
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} else {
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echo json_encode(['success' => false, 'message' => 'Gagal memperbarui data: ' . $db->error]);
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}
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$db->close();
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}
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function deleteParsil($id) {
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if (!$id) { echo json_encode(['success' => false, 'message' => 'ID diperlukan']); return; }
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$db = getDB();
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$stmt = $db->prepare("DELETE FROM parsil_tanah WHERE id = ?");
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$stmt->bind_param('i', $id);
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if ($stmt->execute()) {
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echo json_encode(['success' => true, 'message' => 'Data parsil berhasil dihapus']);
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} else {
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echo json_encode(['success' => false, 'message' => 'Gagal menghapus data']);
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}
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$db->close();
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}
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?>
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