<?php
// +----------------------------------------------------------------------
// | Laravel框架 [ Laravel ]
// +----------------------------------------------------------------------
// | 版权所有 2017~2021 Laravel研发中心
// +----------------------------------------------------------------------
// | 官方网站: http://www.laravel.cn
// +----------------------------------------------------------------------
// | Author: wesmiler <12345678@qq.com>
// +----------------------------------------------------------------------

namespace App\Services;

use App\Models\ArticleModel;
use App\Models\CollectModel;
use App\Models\MemberModel;

/**
 * 文章管理-服务类
 * @author wesmiler
 * @since 2020/11/11
 * Class ArticleService
 * @package App\Services
 */
class ArticleService extends BaseService
{
    protected static $instance = null;
    /**
     * 构造函数
     * @author wesmiler
     * @since 2020/11/11
     * ArticleService constructor.
     */
    public function __construct()
    {
        $this->model = new ArticleModel();
    }

    /**
     * 静态入口
     * @return ArticleService|null
     */
    public static function make(){
        if(!self::$instance){
            self::$instance = new ArticleService();
        }

        return self::$instance;
    }

    /**
     * 获取列表
     * @return array
     * @since 2020/11/11
     * @author wesmiler
     */
    public function getList()
    {
        $params = request()->all();
        $page = isset($params['pageSize']) ? intval($params['pageSize']) : PAGE;
        $pageSize = isset($params['pageSize']) ? intval($params['pageSize']) : PERPAGE;

        $dataList = $this->model::from('article as a')
            ->leftJoin('article_cates as c', 'a.cate_id', '=', 'c.id')
            ->where(function ($query) use ($params) {
                $query->where('a.mark', 1);

                $title = isset($params['title']) ? trim($params['title']) : '';
                if (!empty($title)) {
                    $query->where('a.title', 'like', "%{$title}%");
                }

                $cateId = isset($params['cate_id']) ? intval($params['cate_id']) : 0;
                if ($cateId > 0) {
                    $query->where('a.cate_id', $cateId);
                } else if ($cateId == -1) {
                    $query->where('a.is_recommand', 1);
                }

                $isTop = isset($params['is_top']) ? intval($params['is_top']) : 0;
                if ($isTop > 0) {
                    $query->where('a.is_top', $isTop);
                }

                $type = isset($params['type']) ? intval($params['type']) : 0;
                if ($type > 0) {
                    $query->where('a.type', $type);
                }


                $status = isset($params['status']) ? $params['status'] : 0;
                if ($status > 0) {
                    $query->where('a.status', $status);
                } else {
                    $query->whereIn('a.status', [1, 2, 3]);
                }

            })
            ->select(['a.id', 'a.cate_id', 'c.name as cate_name', 'a.title', 'a.is_form', 'a.is_recommand', 'a.view_num', 'a.thumb', 'a.status', 'a.create_time', 'a.update_time', 'a.description', 'a.sort', 'a.content','a.publish_at'])
            ->orderBy('a.create_time', 'desc')
            ->paginate($pageSize);

        $dataList = $dataList ? $dataList->toArray() : [];
        if ($dataList) {
            foreach ($dataList['data'] as &$item) {
                $item['thumb'] = $item['thumb'] ? get_image_url($item['thumb']) : '';
                $item['content'] = $item['content'] ? str_replace("\n",'<br>',$item['content']) : '';
                $item['create_time'] = $item['create_time'] ? datetime($item['create_time'],'Y-m-d H:i:s') : '';
            }
            unset($item);
        }

        return [
            'code' => 0,
            'success'=> true,
            'msg' => '操作成功',
            'count' => isset($dataList['total']) ? $dataList['total'] : 0,
            'data' => isset($dataList['data']) ? $dataList['data'] : 0,
        ];
    }

    /**
     * 访问量
     * @return mixed
     */
    public function updateVisit($userId=0){
        $id = request()->get('id');
        $cacheKey = "caches:article:visit:{$userId}_{$id}";
        $check = RedisService::get($cacheKey);
        if($id && !$check){
            RedisService::set($cacheKey, $id, 3600);
            return $this->model::where(['id'=> $id])->increment('view_num', 1);
        }
    }

    /**
     * 获取列表
     * @return array
     * @since 2020/11/11
     * @author wesmiler
     */
    public function getDataList($params)
    {
        $page = isset($params['pageSize']) ? intval($params['pageSize']) : PAGE;
        $pageSize = isset($params['pageSize']) ? intval($params['pageSize']) : PERPAGE;

        $dataList = $this->model::from('article as a')
            ->leftJoin('article_cates as c', 'a.cate_id', '=', 'c.id')
            ->where(function ($query) use ($params) {
                $query->where(['a.mark'=>1]);
                $status = isset($params['status'])? $params['status'] : 0;
                if($status){
                    $status = is_array($status)? $status : [$status];
                    $query->whereIn('a.status', $status);
                }else{
                    $query->where('a.status', 1);
                }
                $keyword = isset($params['keyword']) ? trim($params['keyword']) : '';
                $cateId = isset($params['cate_id']) ? intval($params['cate_id']) : 0;
                if ($cateId > 0) {
                    $query->where('a.cate_id', $cateId);
                } else if ($cateId==0) {
                    $query->where('a.is_recommand', 1);
                }

                $isTop = isset($params['is_top']) ? intval($params['is_top']) : 0;
                if ($isTop > 0) {
                    $query->where('a.is_top', $isTop);
                }

                $userId = isset($params['user_id']) ? intval($params['user_id']) : 0;
                if ($userId > 0) {
                    $query->where('a.user_id', $userId);
                }

                $type = isset($params['type']) ? intval($params['type']) : 0;
                if ($type > 0) {
                    $query->where('a.type', $type);
                }

            })
            ->where(function($query) use($params){
                $keyword = isset($params['keyword']) ? trim($params['keyword']) : '';
                if (!empty($keyword)) {
                    $query->where('a.title', 'like', "%{$keyword}%")->orWhere('c.name','like',"%{$keyword}%");
                }
            })
            ->select(['a.id', 'a.cate_id','a.user_id', 'c.name as cate_name','a.author', 'a.title', 'a.is_form', 'a.is_recommand', 'a.view_num', 'a.thumb', 'a.status', 'a.create_time', 'a.update_time', 'a.description', 'a.sort','a.publish_at'])
            ->orderBy('a.sort', 'desc')
            ->orderBy('a.create_time', 'desc')
            ->paginate($pageSize);

        $dataList = $dataList ? $dataList->toArray() : [];
        if ($dataList) {
            foreach ($dataList['data'] as &$item) {
                $item['thumb'] = $item['thumb'] ? get_image_url($item['thumb']) : '';
                $item['author'] = $item['author'] ? $item['author'] : '报恩寺';
                $item['create_time'] = $item['create_time'] ? datetime($item['create_time'],'Y-m-d H:i:s') : '';
                $item['publish_at'] = $item['publish_at'] ? $item['publish_at'] : $item['create_at'];

            }
            unset($item);
        }

        return [
            'code' => 0,
            'success'=> true,
            'msg' => '操作成功',
            'count' => isset($dataList['total']) ? $dataList['total'] : 0,
            'data' => isset($dataList['data']) ? $dataList['data'] : 0,
        ];
    }

    /**
     * 相关推荐列表
     * @return array
     * @since 2020/11/11
     * @author wesmiler
     */
    public function getRelationList($params)
    {
        $page = isset($params['pageSize']) ? intval($params['pageSize']) : PAGE;
        $pageSize = isset($params['pageSize']) ? intval($params['pageSize']) : PERPAGE;
        $id = isset($params['id']) ? intval($params['id']) : PERPAGE;

        $info = $this->model::from('article as a')
            ->leftJoin('article_cates as c', 'a.cate_id', '=', 'c.id')
            ->where(['a.id'=> $id,'a.mark'=> 1,'a.status'=> 1])
            ->select(['a.id','a.cate_id','a.type'])
            ->first();

        $dataList = $this->model::from('article as a')
            ->leftJoin('article_cates as c', 'a.cate_id', '=', 'c.id')
            ->where(function ($query) use ($params, $info) {
                $query->where(['a.mark'=>1,'a.status'=> 1]);
                $cateId = isset($info['cate_id']) ? intval($info['cate_id']) : 0;
                if ($cateId > 0) {
                    $query->where('a.cate_id', $cateId);
                }

                $type = isset($info['type']) ? intval($info['type']) : 0;
                if ($type > 0) {
                    $query->where('a.type', $type);
                }
            })
            ->where(function($query) use($params){
                $keyword = isset($params['keyword']) ? trim($params['keyword']) : '';
                if (!empty($keyword)) {
                    $query->where('a.title', 'like', "%{$keyword}%")->orWhere('c.name','like',"%{$keyword}%");
                }
            })
            ->select(['a.id', 'a.cate_id', 'c.name as cate_name', 'a.title', 'a.is_form', 'a.is_recommand', 'a.view_num', 'a.thumb', 'a.status', 'a.create_time', 'a.update_time', 'a.description', 'a.sort','a.publish_at'])
            ->orderBy('a.sort', 'desc')
            ->orderBy('a.update_time', 'desc')
            ->paginate($pageSize);

        $dataList = $dataList ? $dataList->toArray() : [];
        if(empty($dataList)){
            $dataList = $this->model::from('article as a')
                ->leftJoin('article_cates as c', 'a.cate_id', '=', 'c.id')
                ->where(['a.mark'=>1,'a.status'=> 1])
                ->select(['a.id', 'a.cate_id', 'c.name as cate_name', 'a.title', 'a.is_form', 'a.is_recommand', 'a.view_num', 'a.thumb', 'a.status', 'a.create_time', 'a.update_time', 'a.description', 'a.sort','a.publish_at'])
                ->orderBy(\DB::raw('rand()'))
                ->orderBy('a.update_time', 'desc')
                ->paginate($pageSize);
            $dataList = $dataList ? $dataList->toArray() : [];
        }
        if ($dataList) {
            foreach ($dataList['data'] as &$item) {
                $item['thumb'] = $item['thumb'] ? get_image_url($item['thumb']) : '';
                $item['create_time'] = $item['create_time'] ? datetime($item['create_time'],'Y-m-d H:i:s') : '';
                $item['publish_at'] = $item['publish_at'] ? $item['publish_at'] : $item['create_at'];

            }
            unset($item);
        }

        return [
            'code' => 0,
            'success'=> true,
            'msg' => '操作成功',
            'count' => isset($dataList['total']) ? $dataList['total'] : 0,
            'data' => isset($dataList['data']) ? $dataList['data'] : 0,
        ];
    }

    /**
     * 获取详情
     * @param $id
     */
    public function getDetail($id, $userId=0){
        $info = $this->model::from('article as a')
            ->leftJoin('article_cates as c', 'a.cate_id', '=', 'c.id')
            ->where(['a.mark'=> 1,'a.status'=> 1,'a.id'=> $id])
            ->select(['a.id','a.title','a.thumb','a.author','a.user_id','a.cate_id','c.name as cate_name','a.view_num','a.description','a.is_form','a.content','a.publish_at','a.create_time'])
            ->first();
        $info = $info? $info->toArray() : [];
        if($info){
            $info['thumb'] = $info['thumb']? get_image_url($info['thumb']) : '';
            $info['publish_at'] = $info['publish_at']? $info['publish_at'] : datetime( $info['create_time'],'Y-m-d H:i:s');
            $info['content'] = $info['content'] ? str_replace("\n",'<br>',$info['content']) : '';
            if(empty($info['author']) && $info['user_id']){
                $author = MemberModel::where(['id'=> $info['user_id']])->value('nickname');
                $info['author'] = $author? $author : '报恩寺';
            }

            // 是否已收藏
            $info['is_collect'] = 0;
            if($userId){
                if(CollectModel::where(['user_id'=> $userId,'source_id'=> $id,'type'=> 1,'mark'=> 1,'status'=> 1])->value('id')){
                    $info['is_collect'] = 1;
                }
            }
        }
        return $info;
    }

    /**
     * 添加或编辑
     * @return array
     * @since 2020/11/11
     * @author wesmiler
     */
    public function edit()
    {
        $data = request()->all();

        // 图片处理
        $type = isset($data['type'])? intval($data['type']) : 0;

        $image = $data['thumb']? trim($data['thumb']) : '';
        $id = isset($data['id']) ? $data['id'] : 0;
        if (!$id && !$image && $type == 1) {
            return message('请上传封面图片', false);
        }
        if (strpos($image, "temp")) {
            $data['thumb'] = save_image($image, 'item');
        } else {
            $data['thumb'] = is_array($data['thumb'])? '' : str_replace(IMG_URL, "", $data['thumb']);
        }

        $data['update_time'] = time();
        $data['publish_at'] = isset($data['publish_at']) && $data['publish_at']? $data['publish_at'] : date('Y-m-d H:i:s');

        return parent::edit($data); // TODO: Change the autogenerated stub
    }

    /**
     * 发布
     * @param $params
     * @return array
     */
    public function send($params){
        $data = [
            'type'=> 3,
            'id'=> isset($params['id'])? $params['id'] : 0,
            'user_id'=> isset($params['user_id'])? $params['user_id'] : 0,
            'title'=> isset($params['title'])? $params['title'] : '',
            'author'=> isset($params['author'])? $params['author'] : '',
            'thumb'=> isset($params['thumb'])? $params['thumb'] : '',
            'content'=> isset($params['content'])? $params['content'] : '',
            'create_time'=> time(),
            'mark'=> 1,
            'status'=> 2,
        ];

        if($data['thumb']){
            $data['thumb'] = is_array($data['thumb'])? '' : str_replace(IMG_URL, "", $data['thumb']);
        }
        $data['update_time'] = time();
        $data['publish_at'] = isset($data['publish_at']) && $data['publish_at']? $data['publish_at'] : date('Y-m-d H:i:s');

        return parent::edit($data); // TODO: Change the autogenerated stub
    }
}