<?php

namespace App\Http\Controllers\Api;
use App\Common\ProductStatus;
use App\Http\Controllers\Controller;
use App\Models\AgentProduct;
use App\Models\UserFav;

/**
 * 代理商产品
 * Class AgentProductController
 * @package App\Http\Controllers\Api
 */
class AgentProductController extends Controller
{
	// 代理商产品列表
	public function index()
	{
		$category_id = request()->input('category_id');
		if ($category_id) {
			$where['category_id'] = $category_id;
		}

		$where['agent_id'] = $this->agent_id;

		$list = AgentProduct::where($where)
			->with('product:id,title,pictures')
			->whereHas('product', function ($query) {
				return $query->where('status', ProductStatus::ON_SALE);
			})
			->select('id', 'sale', 'product_id', 'price', 'original_price')
			->orderBy('id', 'DESC')
			->simplePaginate();
		return $this->success($list);
	}

	// 产品详情
	public function show()
	{
		$id = (int)request()->input('id');

		// TODO 优惠券查询待优化
		$agent_product = AgentProduct::query()
			->with('product:id,title,pictures,know,stock,content')
			->with('coupon:tag,agent_product_id')
			->with('fav:agent_product_id')
			->whereHas('product', function ($query) {
				return $query->where('status', ProductStatus::ON_SALE);
			})
			->firstWhere(['id' => $id, 'agent_id' => $this->agent_id, 'status' => ProductStatus::ON_SALE]);

		if (!$agent_product || !$agent_product->product) {
			return $this->error('产品不存在或已下架');
		}

		$agent_product->is_collect = !is_null($agent_product->fav); //判断是否收藏
		//计算折扣
		if ($agent_product->price < $agent_product->original_price) {
			$agent_product->cost = round($agent_product->price / $agent_product->original_price * 10, 1);
		} else {
			$agent_product->cost = '';
		}


		unset($agent_product->agent_id, $agent_product->status, $agent_product->deleted_at);
		return $this->success($agent_product);
	}

	// 猜你喜欢
	public function guessLike()
	{
		// TODO 此处需要再优化排序规则，并增加广告功能
		$list = AgentProduct::where('agent_id', $this->agent_id)
			->with('product:id,title,pictures')
			->whereHas('product', function ($query) {
				return $query->where('status', ProductStatus::ON_SALE);
			})
			->select('id', 'sale', 'product_id', 'price', 'original_price')
			->orderBy('id', 'DESC')
			->simplePaginate();
		return $this->success($list);
	}

	//【我的】页面下方推荐
	public function recommendList()
	{
		//TODO 推荐数据暂时使用产品列表，后期需要通过后台设置获取或根据用户购买过的关键词获取
		return $this->index();
	}

	//人气爆款列表
	public function hotList()
	{
		//TODO 具体排序规则，后期再做修改
		return $this->index();
	}
}