kknongchang_2506/app/Module/Game/Services/RewardService.php

<?php

namespace App\Module\Game\Services;

use App\Module\Game\Dtos\RewardGroupDto;
use App\Module\Game\Dtos\RewardResultDto;
use App\Module\Game\Enums\REWARD_SOURCE_TYPE;
use App\Module\Game\Logics\RewardLogic;

/**
 * 奖励服务类
 *
 * 提供奖励相关的服务，对外接口
 */
class RewardService
{
    /**
     * 获取奖励组信息
     *
     * @param int|string $groupIdOrCode 奖励组ID或编码
     * @return RewardGroupDto|null 奖励组DTO，不存在时返回null
     */
    public static function getRewardGroup($groupIdOrCode): ?RewardGroupDto
    {
        $logic = new RewardLogic();
        return $logic->getRewardGroup($groupIdOrCode);
    }

    /**
     * 获取奖励组并转换为Protobuf Reward对象
     *
     * @param int|string $groupIdOrCode 奖励组ID或编码
     * @return \Uraus\Kku\Common\Reward|null Protobuf Reward对象，不存在时返回null
     */
    public static function getRewardGroupAsReward($groupIdOrCode): ?\Uraus\Kku\Common\Reward
    {
        $rewardGroupDto = self::getRewardGroup($groupIdOrCode);

        if (!$rewardGroupDto) {
            return null;
        }

        return ProtobufConverter::convertRewardGroupToReward($rewardGroupDto);
    }

    /**
     * 发放奖励
     *
     * @param int $userId 用户ID
     * @param int|string $groupIdOrCode 奖励组ID或编码
     * @param REWARD_SOURCE_TYPE $sourceType 来源类型枚举
     * @param int $sourceId 来源ID
     * @param int $multiplier 倍率
     * @return RewardResultDto 奖励结果
     */
    public static function grantReward(int $userId, $groupIdOrCode, REWARD_SOURCE_TYPE $sourceType, int $sourceId, int $multiplier = 1): RewardResultDto
    {
        // 验证来源类型是否有效
        if (!REWARD_SOURCE_TYPE::isValid($sourceType->value)) {
            return RewardResultDto::fail("无效的奖励来源类型: {$sourceType->value}");
        }

        $logic = new RewardLogic();
        return $logic->grantReward($userId, $groupIdOrCode, $sourceType->value, $sourceId, $multiplier);
    }

    /**
     * 批量发放奖励
     *
     * @param array $userIds 用户ID数组
     * @param int|string $groupIdOrCode 奖励组ID或编码
     * @param REWARD_SOURCE_TYPE $sourceType 来源类型枚举
     * @param int $sourceId 来源ID
     * @return array 奖励结果数组，键为用户ID，值为RewardResultDto
     */
    public static function batchGrantReward(array $userIds, $groupIdOrCode, REWARD_SOURCE_TYPE $sourceType, int $sourceId): array
    {
        // 验证来源类型是否有效
        if (!REWARD_SOURCE_TYPE::isValid($sourceType->value)) {
            $failResult = RewardResultDto::fail("无效的奖励来源类型: {$sourceType->value}");
            return array_fill_keys($userIds, $failResult);
        }

        $results = [];
        $logic = new RewardLogic();

        foreach ($userIds as $userId) {
            $results[$userId] = $logic->grantReward($userId, $groupIdOrCode, $sourceType->value, $sourceId);
        }

        return $results;
    }

    /**
     * 检查奖励组是否存在
     *
     * @param int|string $groupIdOrCode 奖励组ID或编码
     * @return bool 是否存在
     */
    public static function rewardGroupExists($groupIdOrCode): bool
    {
        return self::getRewardGroup($groupIdOrCode) !== null;
    }

    /**
     * 发放奖励（支持保底机制）
     *
     * @param int $userId 用户ID
     * @param int|string $groupIdOrCode 奖励组ID或编码
     * @param REWARD_SOURCE_TYPE $sourceType 来源类型枚举
     * @param int $sourceId 来源ID
     * @param bool $enablePity 是否启用保底机制
     * @return RewardResultDto 奖励结果
     */
    public static function grantRewardWithPity(int $userId, $groupIdOrCode, REWARD_SOURCE_TYPE $sourceType, int $sourceId, bool $enablePity = true): RewardResultDto
    {
        // 验证来源类型是否有效
        if (!REWARD_SOURCE_TYPE::isValid($sourceType->value)) {
            return RewardResultDto::fail("无效的奖励来源类型: {$sourceType->value}");
        }

        $logic = new RewardLogic();
        return $logic->grantRewardWithPity($userId, $groupIdOrCode, $sourceType->value, $sourceId, $enablePity);
    }

    /**
     * 模拟奖励发放（不实际发放，仅返回奖励结果）
     *
     * @param int|string $groupIdOrCode 奖励组ID或编码
     * @return RewardResultDto 奖励结果
     */
    public static function simulateReward($groupIdOrCode): RewardResultDto
    {
        $logic = new RewardLogic();
        return $logic->simulateReward($groupIdOrCode);
    }

    /**
     * 批量模拟奖励发放（不实际发放，仅返回奖励结果）
     *
     * @param int|string $groupIdOrCode 奖励组ID或编码
     * @param int $count 模拟次数
     * @return array 奖励结果数组
     */
    public static function batchSimulateReward($groupIdOrCode, int $count): array
    {
        $results = [];
        $logic = new RewardLogic();

        for ($i = 0; $i < $count; $i++) {
            $results[] = $logic->simulateReward($groupIdOrCode);
        }

        return $results;
    }

    /**
     * 获取用户保底状态
     *
     * @param int $userId 用户ID
     * @param int|string $groupIdOrCode 奖励组ID或编码
     * @return array 保底状态信息
     */
    public static function getUserPityStatus(int $userId, $groupIdOrCode): array
    {
        $rewardGroup = self::getRewardGroup($groupIdOrCode);
        if (!$rewardGroup) {
            return [];
        }

        return PityService::getPityStatus($userId, $rewardGroup->id);
    }

    /**
     * 重置用户保底计数
     *
     * @param int $userId 用户ID
     * @param int|string $groupIdOrCode 奖励组ID或编码
     * @return bool 是否成功
     */
    public static function resetUserPity(int $userId, $groupIdOrCode): bool
    {
        $rewardGroup = self::getRewardGroup($groupIdOrCode);
        if (!$rewardGroup) {
            return false;
        }

        PityService::resetAllPityCounts($userId, $rewardGroup->id);
        return true;
    }


}