First commit / commit pertama

2026-06-13 11:24:58 +07:00
commit 522c4f7200
166 changed files with 13326 additions and 0 deletions
@@ -0,0 +1,45 @@
+<?php
+/**
+ * api/tren.php — Tren waktu jumlah warga & cakupan bantuan (KF-23).
+ * GET → seri bulanan (12 bulan terakhir): warga baru, kumulatif warga, bantuan baru.
+ */
+require_once __DIR__ . '/../config/db.php';
+require_once __DIR__ . '/helpers.php';
+
+$pdo = Database::getConnection();
+requireApiAnyRole(['operator', 'pimpinan']);
+if ($_SERVER['REQUEST_METHOD'] !== 'GET') sendError('Method not allowed', 405);
+
+// Bangun 12 bulan terakhir
+$months = [];
+for ($i = 11; $i >= 0; $i--) {
+    $months[date('Y-m', strtotime("-$i month"))] = ['warga' => 0, 'bantuan' => 0];
+}
+
+foreach ($pdo->query("SELECT DATE_FORMAT(created_at,'%Y-%m') ym, COUNT(*) c FROM warga_miskin GROUP BY ym") as $r) {
+    if (isset($months[$r['ym']])) $months[$r['ym']]['warga'] = (int)$r['c'];
+}
+foreach ($pdo->query("SELECT DATE_FORMAT(created_at,'%Y-%m') ym, COUNT(*) c FROM bantuan_sosial GROUP BY ym") as $r) {
+    if (isset($months[$r['ym']])) $months[$r['ym']]['bantuan'] = (int)$r['c'];
+}
+
+// warga sebelum jendela 12 bulan (untuk basis kumulatif)
+$firstMonth = array_key_first($months);
+$base = (int)$pdo->query("SELECT COUNT(*) FROM warga_miskin WHERE DATE_FORMAT(created_at,'%Y-%m') < '$firstMonth'")->fetchColumn();
+
+$labels = []; $wargaBaru = []; $kumulatif = []; $bantuanBaru = [];
+$run = $base;
+foreach ($months as $ym => $v) {
+    $labels[] = $ym;
+    $wargaBaru[] = $v['warga'];
+    $run += $v['warga'];
+    $kumulatif[] = $run;
+    $bantuanBaru[] = $v['bantuan'];
+}
+
+sendSuccess([
+    'labels' => $labels,
+    'warga_baru' => $wargaBaru,
+    'kumulatif' => $kumulatif,
+    'bantuan_baru' => $bantuanBaru,
+], 'Tren Waktu');