<?php

namespace App\ModelFilters;

use EloquentFilter\ModelFilter;
use Illuminate\Support\Arr;

class ArticleFilter extends ModelFilter
{
    /**
     * 主键
     */
    public function id($id)
    {
        return $this->where('id', $id);
    }
    /**
     * 标题
     */
    public function title($title)
    {
        return $this->where('title','like', '%'.$title.'%');
    }

    /**
     * 获取分类下的文章
     */
    public function category($category)
    {
        return $this->where('category', $category);
    }

    /**
     * 查询带有标签的文章
     */
    public function tIds($tIds){
        $tIds = explode(',',$tIds);
        return $this->where(function($q) use ($tIds) {
            foreach ($tIds as $tId) {
                $q->whereRaw("FIND_IN_SET('".$tId."',t_ids)");
            }
        });
    }

    public function publishedAt($publishedAt){
        $publishedAt = explode(',',$publishedAt);
        return $this->where(function($q) use ($publishedAt) {
            $startAt = Arr::get($publishedAt, 0) ?? null;
            $endAt = Arr::get($publishedAt, 1) ?? null;
            if(!empty($startAt)){
                $q->where('published_at', '>=', $startAt);
            }
            if(!empty($endAt)){
                $q->where('published_at', '<=', $endAt);
            }
        });
    }

    public function createdAt($createdAt){
        $createdAt = explode(',',$createdAt);
        return $this->where(function($q) use ($createdAt) {
            $startAt = Arr::get($createdAt, 0) ?? null;
            $endAt = Arr::get($createdAt, 1) ?? null;
            if(!empty($startAt)){
                $q->where('created_at', '>=', $startAt);
            }
            if(!empty($endAt)){
                $q->where('created_at', '<=', $endAt);
            }
        });
    }

    public function enable($enable){
        return $this->where('is_enable', $enable);
    }

    public function recommend($recommend){
        return $this->where('is_recommend', $recommend);
    }
}