72 lines
2.8 KiB
Go
72 lines
2.8 KiB
Go
package service
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import (
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"context"
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"time"
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"hyapp/services/room-service/internal/room/outbox"
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"hyapp/services/room-service/internal/room/rank"
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"hyapp/services/room-service/internal/room/state"
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roomv1 "hyapp.local/api/proto/room/v1"
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)
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// SendGift 先同步调用 wallet，再在 Room Cell 内完成热度、榜单和房间事件落地。
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func (s *Service) SendGift(ctx context.Context, req *roomv1.SendGiftRequest) (*roomv1.SendGiftResponse, error) {
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return s.sendGift(ctx, req, giftSendOptions{})
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}
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// SendGiftBatch 是多人送礼展示入口；它复用送礼账务、幸运礼物和 Room Cell 提交流程，
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// 但只在 batch 分支生成 RoomGiftBatchSent 展示消息，避免普通 SendGift 被 display_mode 隐式改变行为。
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func (s *Service) SendGiftBatch(ctx context.Context, req *roomv1.SendGiftRequest) (*roomv1.SendGiftResponse, error) {
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return s.sendGiftBatch(ctx, req)
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}
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func (s *Service) sendGiftBatch(ctx context.Context, req *roomv1.SendGiftRequest) (*roomv1.SendGiftResponse, error) {
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return s.sendGift(ctx, req, giftSendOptions{BatchDisplay: true})
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}
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type giftSendOptions struct {
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Robot robotGiftOptions
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BatchDisplay bool
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}
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func (s *Service) sendGift(ctx context.Context, req *roomv1.SendGiftRequest, options giftSendOptions) (*roomv1.SendGiftResponse, error) {
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ctx = contextFromMeta(ctx, req.GetMeta())
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flow := newGiftFlow(s, ctx, req, options)
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result, err := s.mutateRoom(ctx, flow.cmd, true, func(now time.Time, current *state.RoomState, localRank *rank.LocalRank) (mutationResult, []outbox.Record, error) {
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// 阶段顺序保持原 sendGift 同步主链路：先校验房间态，再取房间事实，再扣费/抽奖，最后提交 Room Cell 状态和构造事件。
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if err := flow.validateBeforeDebit(current); err != nil {
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return mutationResult{}, nil, err
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}
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if err := flow.prepareRoomFacts(); err != nil {
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return mutationResult{}, nil, err
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}
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if err := flow.debitAndSettle(now); err != nil {
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return mutationResult{}, nil, err
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}
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if err := flow.applyRoomState(now, current, localRank); err != nil {
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return mutationResult{}, nil, err
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}
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return flow.buildMutationResult(now, current)
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})
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if err != nil {
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return nil, err
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}
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return &roomv1.SendGiftResponse{
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Result: commandResult(result.applied, result.snapshot.GetVersion(), s.clock.Now()),
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BillingReceiptId: result.billingReceiptID,
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RoomHeat: result.roomHeat,
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GiftRank: result.giftRank,
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Room: result.snapshot,
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Rocket: result.snapshot.GetRocket(),
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LuckyGift: result.luckyGift,
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LuckyGifts: result.luckyGifts,
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CoinBalanceAfter: result.coinBalanceAfter,
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GiftIncomeBalanceAfter: result.giftIncomeBalanceAfter,
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BatchDisplay: result.batchDisplay,
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}, nil
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}
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