UAS SIG Proyek WebGis
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L4zyL4mb
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<?php
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// api/dashboard_stats.php v2.0
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// ============================================================
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// API Statistik untuk Dashboard & Grafik
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// ============================================================
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require_once __DIR__ . '/../includes/config.php';
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header('Content-Type: application/json; charset=utf-8');
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header('Access-Control-Allow-Origin: *');
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header('Access-Control-Allow-Methods: GET, OPTIONS');
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header('Access-Control-Allow-Headers: Content-Type');
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if ($_SERVER['REQUEST_METHOD'] === 'OPTIONS') exit;
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if ($_SERVER['REQUEST_METHOD'] !== 'GET') jsonResponse(['success'=>false,'error'=>'Method tidak diizinkan'],405);
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$db = getDB();
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// ── Filter opsional ────────────────────────────────────────
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$kelurahan = $_GET['kelurahan'] ?? null;
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$kecamatan = $_GET['kecamatan'] ?? null;
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$whereBase = "WHERE 1=1";
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$params = [];
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if ($kelurahan) { $whereBase .= " AND w.kelurahan = ?"; $params[] = $kelurahan; }
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if ($kecamatan) { $whereBase .= " AND w.kecamatan = ?"; $params[] = $kecamatan; }
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$joinW = "LEFT JOIN wilayah w ON w.id = pm.wilayah_id";
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// ═══════════════════════════════════════════════════════════
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// 1. RINGKASAN UTAMA (KPI Cards)
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// ═══════════════════════════════════════════════════════════
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$kpi = $db->prepare("
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SELECT
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COUNT(pm.id) AS total_kk,
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SUM(pm.jumlah_anggota) AS total_jiwa,
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SUM(pm.jumlah_anak_sekolah) AS total_anak_sekolah,
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SUM(CASE WHEN pm.status_verifikasi='terverifikasi' THEN 1 ELSE 0 END) AS terverifikasi,
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SUM(CASE WHEN pm.status_verifikasi='belum_diverifikasi' THEN 1 ELSE 0 END) AS belum_verifikasi,
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SUM(CASE WHEN pm.punya_bpjs=1 THEN 1 ELSE 0 END) AS punya_bpjs,
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SUM(CASE WHEN pm.kategori_kemiskinan='sangat_miskin' THEN 1 ELSE 0 END) AS sangat_miskin,
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SUM(CASE WHEN pm.kategori_kemiskinan='miskin' THEN 1 ELSE 0 END) AS miskin,
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SUM(CASE WHEN pm.kategori_kemiskinan='hampir_miskin' THEN 1 ELSE 0 END) AS hampir_miskin,
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SUM(CASE WHEN pm.kategori_kemiskinan='mampu' THEN 1 ELSE 0 END) AS mampu,
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ROUND(AVG(pm.penghasilan_bulanan),0) AS avg_penghasilan,
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SUM(CASE WHEN bp_count.cnt > 0 THEN 1 ELSE 0 END) AS penerima_bantuan,
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SUM(CASE WHEN bp_count.cnt = 0 THEN 1 ELSE 0 END) AS belum_bantuan
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FROM penduduk_miskin pm
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$joinW
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LEFT JOIN (
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SELECT penduduk_id, COUNT(*) AS cnt
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FROM bantuan_penduduk
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WHERE status='aktif'
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GROUP BY penduduk_id
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) bp_count ON bp_count.penduduk_id = pm.id
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$whereBase
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");
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$kpi->execute($params);
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$kpiData = $kpi->fetch();
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// ═══════════════════════════════════════════════════════════
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// 2. DISTRIBUSI KATEGORI KEMISKINAN (Donut Chart)
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// ═══════════════════════════════════════════════════════════
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$katStmt = $db->prepare("
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SELECT pm.kategori_kemiskinan AS label, COUNT(*) AS value
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FROM penduduk_miskin pm $joinW $whereBase
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GROUP BY pm.kategori_kemiskinan
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ORDER BY FIELD(pm.kategori_kemiskinan,'sangat_miskin','miskin','hampir_miskin','mampu')
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");
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$katStmt->execute($params);
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$kategoriChart = $katStmt->fetchAll();
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// ═══════════════════════════════════════════════════════════
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// 3. KK PER KELURAHAN (Bar Chart)
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// ═══════════════════════════════════════════════════════════
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$kelStmt = $db->prepare("
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SELECT
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COALESCE(w.kelurahan,'Tidak Diketahui') AS label,
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COUNT(pm.id) AS total_kk,
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SUM(pm.jumlah_anggota) AS total_jiwa,
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SUM(CASE WHEN bp_c.cnt>0 THEN 1 ELSE 0 END) AS penerima
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FROM penduduk_miskin pm $joinW
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LEFT JOIN (
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SELECT penduduk_id, COUNT(*) AS cnt FROM bantuan_penduduk WHERE status='aktif' GROUP BY penduduk_id
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) bp_c ON bp_c.penduduk_id = pm.id
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$whereBase
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GROUP BY w.kelurahan
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ORDER BY total_kk DESC
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LIMIT 15
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");
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$kelStmt->execute($params);
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$kelurahanChart = $kelStmt->fetchAll();
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// ═══════════════════════════════════════════════════════════
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// 4. DISTRIBUSI JENIS BANTUAN (Pie Chart)
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// ═══════════════════════════════════════════════════════════
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$bantuanStmt = $db->prepare("
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SELECT jb.kode, jb.nama AS label, jb.warna_badge AS color, COUNT(bp.id) AS value
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FROM bantuan_penduduk bp
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JOIN jenis_bantuan jb ON jb.id = bp.bantuan_id
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JOIN penduduk_miskin pm ON pm.id = bp.penduduk_id
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$joinW
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" . str_replace('WHERE 1=1', 'WHERE bp.status=\'aktif\'', $whereBase) . "
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GROUP BY jb.id
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ORDER BY value DESC
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");
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$bantuanStmt->execute($params);
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$bantuanChart = $bantuanStmt->fetchAll();
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// ═══════════════════════════════════════════════════════════
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// 5. TREN PENDATAAN PER BULAN (Line Chart) – 12 bulan terakhir
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// ═══════════════════════════════════════════════════════════
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$trenStmt = $db->prepare("
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SELECT
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DATE_FORMAT(pm.created_at,'%Y-%m') AS bulan,
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COUNT(pm.id) AS total
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FROM penduduk_miskin pm $joinW $whereBase
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AND pm.created_at >= DATE_SUB(NOW(), INTERVAL 12 MONTH)
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GROUP BY DATE_FORMAT(pm.created_at,'%Y-%m')
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ORDER BY bulan ASC
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");
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$trenStmt->execute($params);
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$trenChart = $trenStmt->fetchAll();
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// ═══════════════════════════════════════════════════════════
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// 6. DISTRIBUSI PEKERJAAN (Bar horizontal)
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// ═══════════════════════════════════════════════════════════
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$pekerjaanStmt = $db->prepare("
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SELECT pm.status_pekerjaan AS label, COUNT(*) AS value
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FROM penduduk_miskin pm $joinW $whereBase
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GROUP BY pm.status_pekerjaan
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ORDER BY value DESC
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");
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$pekerjaanStmt->execute($params);
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$pekerjaanChart = $pekerjaanStmt->fetchAll();
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// ═══════════════════════════════════════════════════════════
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// 7. DATA HEATMAP (lat/lng + bobot untuk Leaflet.heat)
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// ═══════════════════════════════════════════════════════════
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$heatStmt = $db->prepare("
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SELECT pm.lat, pm.lng,
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CASE pm.kategori_kemiskinan
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WHEN 'sangat_miskin' THEN 1.0
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WHEN 'miskin' THEN 0.6
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WHEN 'hampir_miskin' THEN 0.3
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WHEN 'mampu' THEN 0.1
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ELSE 0.1
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END AS intensity
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FROM penduduk_miskin pm $joinW $whereBase
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");
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$heatStmt->execute($params);
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$heatmap = $heatStmt->fetchAll();
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// ═══════════════════════════════════════════════════════════
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// 8. TOP 10 KK BELUM MENERIMA BANTUAN APAPUN
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// ═══════════════════════════════════════════════════════════
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$belumBantuanStmt = $db->prepare("
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SELECT pm.id, pm.nama_kk, pm.nik_kk, pm.alamat,
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pm.kategori_kemiskinan, pm.jumlah_anggota,
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pm.status_verifikasi,
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COALESCE(w.kelurahan,'–') AS kelurahan,
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DATEDIFF(NOW(), pm.created_at) AS hari_terdata
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FROM penduduk_miskin pm $joinW
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$whereBase
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AND NOT EXISTS (
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SELECT 1 FROM bantuan_penduduk bp
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WHERE bp.penduduk_id = pm.id AND bp.status='aktif'
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)
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ORDER BY pm.kategori_kemiskinan ASC, hari_terdata DESC
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LIMIT 10
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");
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$belumBantuanStmt->execute($params);
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$belumBantuan = $belumBantuanStmt->fetchAll();
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// ── Statistik Rumah Ibadah (tetap dari v1.1) ──────────────
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$ibadahStats = $db->query("
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SELECT COUNT(*) AS total_ibadah FROM rumah_ibadah
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")->fetch();
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jsonResponse([
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'success' => true,
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'kpi' => $kpiData,
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'chart_kategori' => $kategoriChart,
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'chart_kelurahan' => $kelurahanChart,
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'chart_bantuan' => $bantuanChart,
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'chart_tren' => $trenChart,
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'chart_pekerjaan' => $pekerjaanChart,
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'heatmap' => $heatmap,
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'belum_bantuan' => $belumBantuan,
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'total_ibadah' => (int)$ibadahStats['total_ibadah'],
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'generated_at' => date('Y-m-d H:i:s'),
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]);
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