107 lines
3.8 KiB
Go
107 lines
3.8 KiB
Go
package wheel
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import (
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"fmt"
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"strings"
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"hyapp/pkg/xerr"
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lotteryengine "hyapp/services/activity-service/internal/domain/lotteryengine"
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domain "hyapp/services/activity-service/internal/domain/wheel"
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)
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const defaultWheelID = "default"
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func NormalizeWheelID(wheelID string) string {
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wheelID = strings.TrimSpace(wheelID)
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if wheelID == "" {
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return defaultWheelID
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}
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return wheelID
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}
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// NormalizeRuleConfig 是转盘配置发布前的唯一收口。
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// 这里强制道具/装扮的 RTP 价值为 0，避免后台展示价值、运营估值或资源原价污染真实返奖率。
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func NormalizeRuleConfig(config domain.RuleConfig) domain.RuleConfig {
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config.AppCode = strings.TrimSpace(config.AppCode)
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config.WheelID = NormalizeWheelID(config.WheelID)
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normalized := make([]domain.Tier, 0, len(config.Tiers))
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for _, tier := range config.Tiers {
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tier.TierID = strings.TrimSpace(tier.TierID)
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tier.DisplayName = strings.TrimSpace(tier.DisplayName)
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tier.RewardType = lotteryengine.NormalizePrizeKind(tier.RewardType)
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tier.RewardID = strings.TrimSpace(tier.RewardID)
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tier.MetadataJSON = strings.TrimSpace(tier.MetadataJSON)
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if tier.MetadataJSON == "" {
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tier.MetadataJSON = "{}"
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}
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if tier.RewardCount <= 0 {
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tier.RewardCount = 1
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}
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tier.RTPValueCoins = lotteryengine.NormalizeRTPValueCoins(tier.RewardType, tier.RTPValueCoins)
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normalized = append(normalized, tier)
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}
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config.Tiers = normalized
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return config
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}
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// ValidateRuleConfig 只验证运行所需的硬边界；概率是否满足产品预期由后台配置页负责展示和二次确认。
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func ValidateRuleConfig(config domain.RuleConfig) error {
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config = NormalizeRuleConfig(config)
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if config.WheelID == "" {
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return xerr.New(xerr.InvalidArgument, "wheel_id is required")
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}
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if config.DrawPriceCoins <= 0 {
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return xerr.New(xerr.InvalidArgument, "draw_price_coins must be positive")
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}
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if config.TargetRTPPPM < 0 {
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return xerr.New(xerr.InvalidArgument, "target_rtp_ppm must be non-negative")
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}
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if config.PoolRatePPM < 0 {
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return xerr.New(xerr.InvalidArgument, "pool_rate_ppm must be non-negative")
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}
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if config.SettlementWindowDraws <= 0 {
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return xerr.New(xerr.InvalidArgument, "settlement_window_draws must be positive")
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}
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if len(config.Tiers) == 0 {
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return xerr.New(xerr.InvalidArgument, "wheel tiers are required")
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}
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seen := map[string]bool{}
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var enabled bool
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for _, tier := range config.Tiers {
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if tier.TierID == "" {
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return xerr.New(xerr.InvalidArgument, "wheel tier_id is required")
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}
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if seen[tier.TierID] {
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return xerr.New(xerr.InvalidArgument, fmt.Sprintf("duplicate wheel tier_id: %s", tier.TierID))
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}
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seen[tier.TierID] = true
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if tier.WeightPPM < 0 {
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return xerr.New(xerr.InvalidArgument, fmt.Sprintf("wheel tier %s weight_ppm must be non-negative", tier.TierID))
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}
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switch tier.RewardType {
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case lotteryengine.PrizeKindCoin:
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if tier.RewardCoins < 0 {
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return xerr.New(xerr.InvalidArgument, fmt.Sprintf("wheel tier %s reward_coins must be non-negative", tier.TierID))
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}
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case lotteryengine.PrizeKindGift:
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if tier.RewardID == "" {
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return xerr.New(xerr.InvalidArgument, fmt.Sprintf("wheel tier %s gift reward_id is required", tier.TierID))
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}
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case lotteryengine.PrizeKindProp, lotteryengine.PrizeKindDress:
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if tier.RewardID == "" {
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return xerr.New(xerr.InvalidArgument, fmt.Sprintf("wheel tier %s prop reward_id is required", tier.TierID))
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}
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if tier.RTPValueCoins != 0 {
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return xerr.New(xerr.InvalidArgument, fmt.Sprintf("wheel tier %s prop rtp_value_coins must be zero", tier.TierID))
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}
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default:
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return xerr.New(xerr.InvalidArgument, fmt.Sprintf("unsupported wheel reward_type: %s", tier.RewardType))
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}
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enabled = enabled || tier.Enabled
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}
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if !enabled {
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return xerr.New(xerr.InvalidArgument, "wheel enabled tiers are required")
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}
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return nil
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}
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