<?php

namespace App\Http\Logic\Bside\Blog;

use App\Enums\Common\Code;
use App\Helper\Common;
use App\Http\Logic\Bside\BaseLogic;
use App\Http\Logic\Bside\User\UserLogic;
use App\Models\Blog\BlogCategory as BlogCategoryModel;
use App\Models\Blog\Blog as BlogModel;
use App\Models\News\NewsCategory as NewsCategoryModel;
use Illuminate\Support\Facades\DB;

class BlogCategoryLogic extends BaseLogic
{
    public function __construct()
    {
        parent::__construct();

        $this->model = new BlogCategoryModel();
        $this->param = $this->requestAll;
    }

    /**
     * @param $v
     * @name :获取分类名称
     * @return void
     * @author :liyuhang
     * @method
     */
    public function get_category_name($v){
        //获取用户已读还是未读
        $category_info = $this->model->list(['id'=>['in',explode(',',trim($v['category_id'],','))]],'id',['name']);
        $str = '';
        foreach ($category_info as $v1){
            $str .= $v1['name'].',';
        }
        $v['category_name'] = trim($str,',');
        return $this->success($v);
    }
    /**
     * @name :添加时验证上级分类是否有商品，有则替换带当前分类下
     * @return void
     * @author :liyuhang
     * @method
     */
    public function add_blog_category(){
        $condition = [
            'name'=>$this->param['name']
        ];
        $info = $this->model->read($condition);
        if($info !== false){
            $this->fail('当前分类名称已存在');
        }
        $this->param['project_id'] = $this->user['project_id'];
        $this->param['operator_id'] = $this->user['id'];
        $this->param['create_id'] = $this->user['id'];
        $this->param['created_at'] = date('Y-m-d H:i:s');
        $this->param['updated_at'] = date('Y-m-d H:i:s');
        DB::beginTransaction();
        try {
            $cate_id = $this->model->insertGetId($this->param);
            //判断为子分类时
            if(isset($this->param['pid']) && !empty($this->param['pid'])) {
                //查看当前上级分类下是否有其他分类
                $cate_info = $this->model->read(['pid' => $this->param['pid'], 'id' => ['!=', $cate_id]]);
                if ($cate_info === false) {
                    //查看当前上一级分类下是否有新闻
                    $blogModel = new BlogModel();
                    $blog_count = $blogModel->where('category_id','like', '%,' . $this->param['pid'] . ',%')->count();
                    if ($blog_count > 0) {
                        $replacement = ','. $this->param['pid'] . ',' . $cate_id . ',';
                        $old = ',' . $this->param['pid'] . ',';
                        //更新所有商品到当前分类
                        DB::table('gl_Blog')->where('category_id', 'like', '%' . $old . '%')
                            ->update(['category_id' => DB::raw("REPLACE(category_id, '$old', '$replacement')")]);
                    }
                }
            }
            DB::commit();
        }catch (\Exception $e){
            DB::rollBack();
            $this->fail('error');
        }
        return $this->success();
    }

    /**
     * @name :编辑分类
     * @return void
     * @author :liyuhang
     * @method
     */
    public function edit_blog_category(){
        $condition = [
            'id'=>['!=',$this->param['id']],
            'name'=>$this->param['name']
        ];
        //查看当前分类名称是否存在
        $info = $this->model->read($condition);
        if($info !== false){
            $this->fail('当前分类名称已存在');
        }
        $this->param['operator_id'] = $this->user['id'];
        $this->edit($this->param,$this->param['id']);
        return $this->success();
    }

    /**
     * @name :详情
     * @return array
     * @author :liyuhang
     * @method
     */
    public function info_blog_category(){
        $info = $this->info($this->param);
        return $this->success($info);
    }

    /**
     * @name :编辑状态与排序
     * @return void
     * @author :liyuhang
     * @method
     */
    public function status_blog_category(){
        $this->param['operator_id'] = $this->user['id'];
        $rs = $this->model->edit($this->param,['id'=>$this->param['id']]);
        if($rs ===  false){
            $this->fail('error');
        }
        return $this->success();
    }
    /**
     * @name :删除博客分类
     * @return void
     * @author :liyuhang
     * @method
     */
    public function del_blog_category(){
        $ids = $this->param['id'];
        foreach ($ids as $v){
            //查询是否有子分类
            $rs = $this->model->read(['pid'=>$v],['id']);
            if($rs !== false){
                $this->response('当前分类拥有子分类不允许删除');
            }
            //查看当前分内下是否有博客
            $blogModel = new BlogModel();
            $rs = $blogModel->read(['category_id'=>$v],['id']);
            if($rs !== false){
                $this->response('当前分类拥有博客');
            }
        }
        $this->param['id'] = ['in',$this->param['id']];
        $this->del($this->param,$ids);
        return $this->success();
    }
}