<?php


namespace App\Service;


use App\Models\Redis\RedisModel;
use App\Models\SysFeedback;
use App\Models\UserInterestGoods;
use App\Models\UserShareRecord;
use App\Models\WxUser;
use Illuminate\Support\Facades\DB;

class UserService
{
    const USER_SEARCH_HISTORY = 'yhq-smallapp::User_Search_History_';

    /**
     * 商品收藏/浏览历史
     * @param $userId integer 用户id
     * @param $itemId integer 宝贝id
     * @param $params array 商品其它属性
     * */
    public static function goodsInterest($userId, $itemId, $type, $params)
    {
        if($type == 1) {
            # 判断是否已收藏过该商品
            $isCollect = UserInterestGoods::hadInterest($userId, $itemId);
            if($isCollect) return 1003;
        }

        # 保存用户感兴趣商品信息
        $result = UserInterestGoods::updateOrCreate([
            'user_id' => $userId, 'item_id' => $itemId, 'type' => $type
        ], $params);

        return $result ? 0 : 1004;
    }

    /**
     * 商品收藏/浏览历史列表
     * */
    public static function getUserInterestList($userId, $type, $page, $pageSize)
    {
        # 获取商品收藏/浏览历史列表
        list($list, $count) = UserInterestGoods::interestListOfUser($userId, $type, $page, $pageSize);
        if(!$count) return [[], 0];

        foreach ($list as $item) {
            # 在售价、券后价和优惠券金额单位换算
            $item->item_price = $item->item_price / 100;
            $item->item_end_price = $item->item_end_price / 100;
            $item->coupon_money = $item->coupon_money / 100;

            # 更新日期
            $item->date = date('Y-m-d', strtotime($item->updated_at));
        }

        if($type == 2) {    // 浏览历史按日期分组
            $data = $midData = [];
            foreach ($list as $datum) {
                $midData[$datum->date][] = $datum;
            }

            foreach ($midData as $key=>$val) {
                $data[] = [
                    'date' => $key,
                    'list' => $val
                ];
            }

            return [$data, $count];
        }

        return [$list, $count];
    }

    /**
     * 收藏/浏览商品批量移除
     * */
    public static function removeInterest($userId, $ids, $type)
    {
        $ids = explode(',', $ids);

        return UserInterestGoods::removeInterest($userId, $ids, $type);
    }

    /**
     * 记录用户搜索历史
     * */
    public static function userSearch($keyword, $userId)
    {
        # 获取已存储的用户搜索历史信息
        $list = RedisModel::getAfterDecode(UserService::USER_SEARCH_HISTORY . $userId);
        if(empty($list)) $list = [];

        array_unshift($list, $keyword);
        $list = array_unique($list);

        if(count($list) > 50) $list = array_slice($list, 0, 50);

        # 存储用户搜索历史
        return RedisModel::setAfterEncode(UserService::USER_SEARCH_HISTORY . $userId, array_values($list));
    }

    /**
     * 获取用户搜索历史
     * */
    public static function getSearchHistory($userId)
    {
        $list = RedisModel::getAfterDecode(UserService::USER_SEARCH_HISTORY . $userId);

        return $list ? : [];
    }

    /**
     * 删除用户搜索历史
     * */
    public static function delSearchHistory($userId)
    {
        $result = RedisModel::del(UserService::USER_SEARCH_HISTORY . $userId);

        return $result ? 0 : 1008;
    }

    /**
     * 保存用户意见反馈
     * */
    public static function saveFeedback($userId, $desc)
    {
        return SysFeedback::saveFeedback($userId, $desc);
    }

    /**
     * 保存用户分享记录
     * */
    public static function saveShareRecord($userId, $ids, $type, &$errno)
    {
        $shareId = UserShareRecord::saveInfo($userId, $ids, $type);

        if(!$shareId) $errno = 1006;

        return $shareId;
    }

    /**
     * 获取用户分享记录
     * */
    public static function getShareInfo($userId, $shareId, &$errno)
    {
        # 查询分享基本信息
        $shareInfo = UserShareRecord::getShareInfo($userId, $shareId);
        # 获取分享商品信息
        $interestGoodsIdsStr = $shareInfo->interest_ids ?? '';
        if(empty($interestGoodsIdsStr)) {
            $errno = 1007;
            return [];
        }

        $interestGoodsIds = explode(',', $interestGoodsIdsStr);
        list($list, $count) = UserInterestGoods::interestListOfUser($userId, $shareInfo->type, 1, 100, $interestGoodsIds);
        if(!$count) {
            $shareInfo->goods_list = [];
            return $shareInfo;
        }

        foreach ($list as $item) {
            # 在售价、券后价和优惠券金额单位换算
            $item->item_price = $item->item_price / 10;
            $item->item_end_price = $item->item_end_price / 10;
            $item->coupon_money = $item->coupon_money / 10;
        }

        $shareInfo->goods_list = $list;

        return $shareInfo;
    }

    /**
     * 设置用户头像、昵称
     * */
    public static function setUserInfo($userId, $type, $avatarUrl, $nickname, &$errno)
    {
        if($type == 2) {
            # 上传用户头像
            $fileUrl = FileUploadService::uploadFile($avatarUrl);
            if(is_numeric($fileUrl)) {
                $errno = $fileUrl;
                return [];
            }
        } elseif($type == 1) {
            $fileUrl = $avatarUrl;
        }

        # 存储用户信息
        $result = WxUser::where('id', $userId)->where('enable', 1)->update([
            'nickname' => $nickname, 'avatar_url' => $fileUrl
        ]);

        $errno = $result ? 0 : 1013;
        return ['nickname' => $nickname, 'avatar_url' => $fileUrl];
    }
}