决策支持优化

application/api/controller/Decision.php

@@ -173,7 +173,14 @@ class Decision extends Api
 
         // 处理数据
         $data = [];
+        // 获取唯一日期并排序
         $data['head'] = array_unique(array_column($results, 'day'));
+
+        // 将日期转为时间戳以排序
+        usort($data['head'], function($a, $b) {
+            return strtotime($a) - strtotime($b);
+        });
+
         $total_by_machine = [];
 
         foreach ($results as $item) {