<?php

namespace app\admin\controller;

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

/**
 * 项目列管理
 *
 * @icon fa fa-circle-o
 */
class Item extends Backend
{

    /**
     * Item模型对象
     * @var \app\admin\model\Item
     */
    protected $model = null;
    private array $itemdata;

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


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

    public function index()
    {
        if ($this->request->isAjax()) {
            // 必须将结果集转换为数组
            $ruleList = \think\Db::name("item")
                ->where('status',1)
                ->field('id,pid,level,title,key_word,sort,status')
                ->order('sort DESC,id ASC')->select();

            Tree::instance()->init($ruleList)->icon = ['&nbsp;&nbsp;&nbsp;&nbsp;', '&nbsp;&nbsp;&nbsp;&nbsp;', '&nbsp;&nbsp;&nbsp;&nbsp;'];
//        dd($ruleList);
            $this->itemdata = Tree::instance()->getTreeList(Tree::instance()->getTreeArray(0), 'title');
            foreach ($this->itemdata as  &$v) {
                $v['status'] = $v['status'] ?'normal' : '';
            }
            unset($v);

            $list = $this->itemdata;
            $total = count($this->itemdata);
            $result = array("total" => $total, "rows" => $list);

            return json($result);
        }
        return $this->view->fetch();
    }


    /**
     * 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()) {
            // 必须将结果集转换为数组
            $ruleList = \think\Db::name("item")
                ->where('pid',0)
                ->field('id,pid,level,title,key_word')
                ->order('sort DESC,id ASC')->select();

            Tree::instance()->init($ruleList)->icon = ['&nbsp;&nbsp;&nbsp;&nbsp;', '&nbsp;&nbsp;&nbsp;&nbsp;', '&nbsp;&nbsp;&nbsp;&nbsp;'];
//        dd($ruleList);
            $this->itemdata = Tree::instance()->getTreeList(Tree::instance()
                ->getTreeArray(0), 'title');
            $itemdata = [0 => __('None')];
            foreach ($this->itemdata as $k => $v) {
                $itemdata[$v['id']] = $v['title'];
                unset($v['spacer']);
            }
            unset($v);

            $this->view->assign('itemdata', $itemdata);
            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);
            }

            $pid = $params['pid'];
            if ($pid > 0){
                $parent = $this->model->where('id',$pid)->find();
                if ($parent){
                    $params['level'] = $parent->value('level') + 1;
                }
            }else{
                $params['level'] = 0;
            }


            $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();
    }

    public function search(){

        $keyword = request()->get('keyword');
        if (!$keyword){
            $this->success(data:[]);
        }else{
            $data = model('item')
                ->where('level','=',2)
                ->where(function ($query)use ($keyword){
                    $query->where('title','like','%'.$keyword.'%')
                        ->whereOr('key_word', 'like', "%{$keyword}%");
                })
                ->order('level','desc')
                ->field('title,id,key_word')
                ->limit(0,10)
                ->select();
            $this->success(data:$data);
        }

    }

    public function edit($ids = null)
    {
        $row = $this->model->get($ids);
        if (!$row) {
            $this->error(__('No Results were found'));
        }
        $adminIds = $this->getDataLimitAdminIds();
        if (is_array($adminIds) && !in_array($row[$this->dataLimitField], $adminIds)) {
            $this->error(__('You have no permission'));
        }
        if (false === $this->request->isPost()) {
            // 必须将结果集转换为数组
            $ruleList = \think\Db::name("item")
                ->where('pid',0)
                ->field('id,pid,level,title,key_word')
                ->order('sort DESC,id ASC')->select();

            Tree::instance()->init($ruleList)->icon = ['&nbsp;&nbsp;&nbsp;&nbsp;', '&nbsp;&nbsp;&nbsp;&nbsp;', '&nbsp;&nbsp;&nbsp;&nbsp;'];
//        dd($ruleList);
            $this->itemdata = Tree::instance()->getTreeList(Tree::instance()
                ->getTreeArray(0), 'title');
            $itemdata = [0 => __('None')];
            foreach ($this->itemdata as $k => $v) {
                $itemdata[$v['id']] = $v['title'];
                unset($v['spacer']);
            }
            unset($v);

            $this->view->assign('itemdata', $itemdata);
            $this->view->assign('row', $row);
            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);
        $result = false;
        Db::startTrans();
        try {
            //是否采用模型验证
            if ($this->modelValidate) {
                $name = str_replace("\\model\\", "\\validate\\", get_class($this->model));
                $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.edit' : $name) : $this->modelValidate;
                $row->validateFailException()->validate($validate);
            }
            $result = $row->allowField(true)->save($params);
            Db::commit();
        } catch (ValidateException|PDOException|Exception $e) {
            Db::rollback();
            $this->error($e->getMessage());
        }
        if (false === $result) {
            $this->error(__('No rows were updated'));
        }
        $this->success();
    }
}