<?php

namespace addons\UpgradeGift\common\services;

use addons\UpgradeGift\common\enums\GiftEnum;
use addons\UpgradeGift\common\models\UpgradeGiftGoods;
use common\enums\AddonsEnum;
use Yii;
use yii\helpers\Json;

/**
 * 升级赠送商品service
 */
class UpgradeGiftGoodsService extends BaseService
{
    /**
     * @var array $config 奖品配置
     */
    public $config;

    /**
     * 获取待领取记录，返回礼品id和商品id（如果配置修改，商品id找不到了则跳过）
     *
     * @return array
     */
    public function getUnclaimedGift(): array
    {
        $defaultRes = ['is_have' => false];

        if (!$this->getIsEnable()) {
            return $defaultRes;
        }

        $unclaimedGift = UpgradeGiftGoods::getUnclaimedGift($this->user_id);
        if (!$unclaimedGift) {
            return $defaultRes;
        }

        $data = $this->getUnclaimedGiftGoodsIdByLevel(array_column($unclaimedGift, 'level'));
        if ($data) {
            $defaultRes['is_have'] = true;
            return array_merge($defaultRes, $data);
        }

        return $defaultRes;
    }

    /**
     * 根据等级返回当前要领取的商品（因为要拿最新配置的商品，所以不能数据库存储）
     *
     * @param array $levels
     *
     * @return array
     */
    public function getUnclaimedGiftGoodsIdByLevel(array $levels): array
    {
        if (!$this->getIsEnable()) {
            return [];
        }

        $detail = $this->getConfig();

        if (
            empty($detail) ||
            empty($detail['gift_type']) ||
            $detail['gift_type'] !== GiftEnum::GIFT_TYPE_USER ||
            empty($detail['setting'])
        ) {
            return [];
        }

        $detail['setting'] = array_filter($detail['setting'], function ($item) {
            if (
                !isset($item['mall_id'], $item['type'], $item['level']) ||
                $item['mall_id'] != $this->mall_id ||
                $item['type'] !== GiftEnum::SETTING_GOODS
            ) {
                return false;
            }

            return true;
        });

        if (empty($detail['setting'])) {
            return [];
        }

        $levelGoodsId = array_column($detail['setting'], 'id', 'level');

        foreach ($levels as $level) {
            if (isset($levelGoodsId[$level])) {
                return [
                    'level'    => $level,
                    'goods_id' => $levelGoodsId[$level]
                ];
            }
        }

        return [];
    }

    /**
     * @return array
     */
    public function getConfig(): array
    {
        if (!isset($this->config)) {
            $detail = Yii::$app->services->setting->addons->get($this->mall_id, AddonsEnum::ADDONS_NAME_UPGRADEGIFT, GiftEnum::GROUP_NAME . "." . GiftEnum::GIFT_TYPE_USER);
            $this->config = empty($detail) ? [] : Json::decode($detail);
        }

        return $this->config;
    }

    /**
     * 用户升级奖励是否开启
     *
     * @return bool
     */
    public function getIsEnable(): bool
    {
        return $this->isInstall() && !empty($this->getConfig()['status']);
    }
}