<?php

namespace app\index\controller;

use app\index\model\Article as ArticleModel;
use app\index\model\Comment as CommentModel;
use app\index\model\Goods as GoodsModel;
use think\facade\Cache;

/**
 * 默认控制器
 * Class Index
 * @package app\api\controller
 */
class Index extends Controller
{
    public function index()
    {
        //banner位
        $newArrivalCache = Cache::get('index_newArrival');
        $bestsellerCache = Cache::get('index_bestseller');
        $superDealsCache = Cache::get('index_superDeals');
        $articleCache = Cache::get('index_article');
        if ($newArrivalCache && $bestsellerCache && $superDealsCache && $articleCache) {
            $newArrival = json_decode($newArrivalCache, true);
            $bestseller = json_decode($bestsellerCache, true);
            $superDeals = json_decode($superDealsCache, true);
            $article = json_decode($articleCache, true);
        } else {
            //商品区。new,video,bestseller
            $model = new GoodsModel;
            $newArrival = $model->getList(['listType' => 'on_sale'], 4)->toArray()['data'];
            $bestseller = $model->getList(['sortType' => 'sales'], 4)->toArray()['data'];

            $superDeals = $model->getList(['categoryId' => '10002',], 3)->toArray()['data'];
            //dd($superDeals);
            //return $this->renderSuccess(compact('bestseller'));

            $newGoodsId = array_column($newArrival, 'goods_id');
            $bestGoodsId = array_column($bestseller, 'goods_id');
            $superDealsGoodsId = array_column($superDeals, 'goods_id');

            //获取评价数量
            $goodsIds = array_unique(array_merge($newGoodsId, $bestGoodsId, $superDealsGoodsId));
            $commentModel = new CommentModel();
            $rows = $commentModel->rowsTotalBatch($goodsIds)->toArray();
            $rowsByGoodsId = array_column($rows, 'cnt', 'goods_id');

            //获取评论分数
            $commentScores = $commentModel->getTotalAll($goodsIds)->toArray();
            $scoresByGoodsId = array_column($commentScores, 'score_total', 'goods_id');

            //dd($rowsByGoodsId);

            //可考虑缓存

            foreach ($newArrival as &$item) {
                $item['comment_cnt'] = $rowsByGoodsId[$item['goods_id']] ?? 0;
                $temp = bcmul($item['comment_cnt'], 10, 0);
                if ($temp) {
                    $item['avg_score'] = bcdiv($scoresByGoodsId[$item['goods_id']] ?? '0', $temp, 0);
                } else {
                    $item['avg_score'] = 5;
                }
            }
            Cache::set('index_newArrival', json_encode($newArrival), 1200);

            foreach ($bestseller as &$item) {
                $item['comment_cnt'] = $rowsByGoodsId[$item['goods_id']] ?? 0;
                if ($temp) {
                    $item['avg_score'] = bcdiv($scoresByGoodsId[$item['goods_id']] ?? '0', $temp, 0);
                } else {
                    $item['avg_score'] = 5;
                }
            }
            Cache::set('index_bestseller', json_encode($bestseller), 1200);

            foreach ($superDeals as &$item) {
                $item['comment_cnt'] = $rowsByGoodsId[$item['goods_id']] ?? 0;
                if ($temp) {
                    $item['avg_score'] = bcdiv($scoresByGoodsId[$item['goods_id']] ?? '0', $temp, 0);
                } else {
                    $item['avg_score'] = 5;
                }
            }
            Cache::set('index_superDeals', json_encode($superDeals), 1200);

            $model = new ArticleModel;
            $article = $model->getList(0, 5)->toArray()['data'];

            foreach ($article as &$datum) {
                $datum['year'] = substr($datum['create_time'], 0, 4);
                $datum['month_day'] = substr($datum['create_time'], 5, 5);
                $datum['date'] = substr($datum['create_time'], 0, 10);
            }
            Cache::set('index_article', json_encode($article), 1200);

        }

        return view('/index/index', [
            'newGoods' => $newArrival,
            'bestseller' => $bestseller,
            'superDealsOne' => $superDeals,
            'superDealsTwo' => $superDeals,
            'article' => $article,
        ]);


    }

    public function productDetails()
    {
        $goodsId = $this->request->param('goodsId', 0);
        if (empty($goodsId)) {
            return \redirect('index');
        }
        $goodsModel = new GoodsModel();
        $goods = $goodsModel->getDetails($goodsId)->toArray();
        $goods['content'] = html_entity_decode($goods['content']);

        $model = new CommentModel;
        $total = $model->rowsTotal($goodsId);

        return view('productDetails', ['goods' => $goods, 'comment_total' => $total]);
    }

}