feat: 添加对应成本分类树接口

app/admin/controller/v1/ProductTcoCategory.php

@@ -0,0 +1,34 @@
+<?php
+declare (strict_types = 1);
+
+namespace app\admin\controller\v1;
+
+use app\admin\model\v1\ProductTcoCategoryModel;
+
+/**
+ * 产品 - 产品目录分类控制器
+ */
+class ProductTcoCategory
+{
+    // 分类树
+    public function tree()
+    {
+        $param = request()->param(['name']);
+
+        $categorys = ProductTcoCategoryModel::field([
+                'tco_id'  => 'id',
+                'tco_pid' => 'pid',
+                'name',
+            ])
+            ->withSearch(['name'], [
+                'name' => $param['name'] ?? null,
+            ])
+            ->language(request()->lang_id)
+            ->enabled()
+            ->order(['id' => 'asc'])
+            ->select()
+            ->toArray();
+
+        return success('获取成功', array_to_tree($categorys, 0, 'pid', false));
+    }
+}