<?php

namespace app\admin\controller\supplement;

use app\common\controller\Backend;
use think\Db;
use think\exception\PDOException;
use think\exception\ValidateException;

/**
 * 补单记录管理
 *
 * @icon fa fa-circle-o
 */
class Orders extends Backend
{

    /**
     * Orders模型对象
     * @var \app\admin\model\supplement\Orders
     */
    protected $model = null;
    protected $sources = null;
    protected $items = null;
    protected $itemsformattedTree = null;

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new \app\admin\model\supplement\Orders;


        $sources = Db::name('source')
            ->where('status', 1)
            ->field(['id', 'title', 'key_word', 'pid'])
            ->order('pid', 'asc')
            ->order('sort', 'desc')
            ->select();
        $this->sources = $sources;
        $filtered = array_filter($sources, function ($item) {
            return $item['pid'] == 0;
        });

        $pid_map = array_column($filtered, null, 'id');
        $res = [];
        foreach ($sources as $item) {
            if ($item['pid'] != 0 && isset($pid_map[$item['pid']])) {
                $res [] = [
                    ...$item, 'ptitle' => $pid_map[$item['pid']]['title']
                ];
            }
        }

        $items = Db::name('item')
            ->where('status', 1)
            ->field(['id', 'title', 'key_word', 'pid'])
            ->order('pid', 'asc')
            ->order('sort', 'desc')
            ->select();
        $tree = $this->buildTree($items);
        $formattedTree = $this->formatTree($tree);

        $this->items = $items;
        $this->itemsformattedTree = $formattedTree;


        $this->view->assign("sources", $res);
        $this->view->assign("items", $formattedTree);


        $this->view->assign("statusList", $this->model->getStatusList());
    }

    public function index()
    {
        //设置过滤方法
        $this->request->filter(['strip_tags', 'trim']);
        if (false === $this->request->isAjax()) {
            return $this->view->fetch();
        }
        //如果发送的来源是 Selectpage，则转发到 Selectpage
        if ($this->request->request('keyField')) {
            return $this->selectpage();
        }
        [$where, $sort, $order, $offset, $limit] = $this->buildparams();


        $list = $this->model
            ->where($where)
            ->with(['user' => function ($q) {
                $q->field('id,nickname');
            },
                'area' => function ($q) {
                    $q->field('id,area_code,merge_name');
                },
            ])
            ->order($sort, $order)
            ->paginate($limit);
        $result = ['total' => $list->total(), 'rows' => $list->items()];
        return json($result);
    }


    /**
     * 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个基础方法、destroy/restore/recyclebin三个回收站方法
     * 因此在当前控制器中可不用编写增删改查的代码,除非需要自己控制这部分逻辑
     * 需要将application/admin/library/traits/Backend.php中对应的方法复制到当前控制器,然后进行修改
     */


    public function add()
    {
        if (false === $this->request->isPost()) {
            return $this->view->fetch();
        }
        $params = $this->request->post('row/a');
        if (empty($params)) {
            $this->error(__('Parameter %s can not be empty', ''));
        }
        $params = $this->preExcludeFields($params);

        if ($this->dataLimit && $this->dataLimitFieldAutoFill) {
            $params[$this->dataLimitField] = $this->auth->id;
        }
        $result = false;
        Db::startTrans();
        try {
            //是否采用模型验证
            if ($this->modelValidate) {
                $name = str_replace("\\model\\", "\\validate\\", get_class($this->model));
                $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.add' : $name) : $this->modelValidate;
                $this->model->validateFailException()->validate($validate);
            }

            $sources = $this->sources;
            $sources = array_column($sources, 'title', 'id');
            $params['source_name'] = $sources[$params['source']] ?? null;
            $params['source_id'] = $params['source'];

            $params['item_name'] = $this->findElementByValue($this->itemsformattedTree, $params['item_id'] ?? null);


            $params['admin_id'] = ($params['admin_id'] ?? -1) == -1 ? $this->auth->id : $params['admin_id'];
            if (empty($params['admin_id'])) {
                $params['admin_id'] = $this->auth->id;
            }
            $params['status'] = 0;
            $params['created_at'] = date('Y-m-d H:i:s');
            $params['updated_at'] = date('Y-m-d H:i:s');
//            dd($params);
            $result = $this->model->allowField(true)->save($params);
            Db::commit();
        } catch (ValidateException | PDOException | Exception $e) {
            Db::rollback();
            $this->error($e->getMessage());
        }
        if ($result === false) {
            $this->error(__('No rows were inserted'));
        }
        $this->success();
    }


    function findElementByValue($data, $targetValue, $path = [])
    {
        foreach ($data as $item) {
            // 将当前节点的 label 添加到路径中
            $newPath = array_merge($path, [$item['label']]);

            // 如果找到目标值，返回路径
            if ($item['value'] == $targetValue) {
                return implode(' / ', $newPath);
            }

            // 如果当前节点有 children，递归搜索
            if (isset($item['children']) && is_array($item['children'])) {
                $result = $this->findElementByValue($item['children'], $targetValue, $newPath);
                if ($result) {
                    return $result;
                }
            }
        }
        return null; // 如果找不到返回 null
    }

    public function edit($ids = null)
    {
        if (!$ids) {
            if (request()->isPost()) {
                $ids = input('id');
                if (!$ids) {
                    $this->error('缺少订单ID');
                }
            } else {
                $this->error('缺少订单ID');
            }
        }

        // 获取当前ID对应的订单信息
        $order = $this->model->get($ids);
        if (!$order) {
            $this->error('订单不存在');
        }

        // 判断是否为POST请求，进行更新操作
        if (request()->isPost()) {
            // 获取表单提交的数据
            $params = input('post.row/a');

            $sources = $this->sources;
            $sources = array_column($sources, 'title', 'id');
            $params['source_name'] = $sources[$params['source']] ?? null;
            $params['source_id'] = $params['source'];

            $params['item_name'] = $this->findElementByValue($this->itemsformattedTree, $params['item_id'] ?? null);

            unset($params['source']);

            $params['admin_id'] = ($params['admin_id'] ?? -1) == -1 ? $this->auth->id : $params['admin_id'];
            if (empty($params['admin_id'])) {
                $params['admin_id'] = $this->auth->id;
            }
            $params['updated_at'] = date('Y-m-d H:i:s');
            // 更新订单信息
            $order->save($params);

            // 返回成功信息
            $this->success('更新成功', 'index');
        }
        $area = new \app\admin\model\Area();
        $area_name = $area->getNameByCode($order->area_id);
        $order->area_name = str_replace(',', '/', $area_name);

        // 将订单数据传递到视图
        $this->assign('row', $order);
        // 渲染编辑页面
        return $this->fetch();
    }


}