推进活动系统最小成品闭环与游客体验

backend/internal/service/event_service.go

@@ -32,6 +32,7 @@ type EventDetailResult struct {
 	} `json:"release,omitempty"`
 	ResolvedRelease      *ResolvedReleaseView      `json:"resolvedRelease,omitempty"`
 	Runtime              *RuntimeSummaryView       `json:"runtime,omitempty"`
+	Preview              *MapPreviewView           `json:"preview,omitempty"`
 	CurrentPresentation  *PresentationSummaryView  `json:"currentPresentation,omitempty"`
 	CurrentContentBundle *ContentBundleSummaryView `json:"currentContentBundle,omitempty"`
 }
@@ -71,6 +72,7 @@ type LaunchEventResult struct {
 			SessionToken          string  `json:"sessionToken"`
 			SessionTokenExpiresAt string  `json:"sessionTokenExpiresAt"`
 			RouteCode             *string `json:"routeCode,omitempty"`
+			IsGuest               bool    `json:"isGuest,omitempty"`
 		} `json:"business"`
 	} `json:"launch"`
 }
@@ -117,6 +119,11 @@ func (s *EventService) GetEventDetail(ctx context.Context, eventPublicID string)
 	}
 	result.ResolvedRelease = buildResolvedReleaseFromEvent(event, LaunchSourceEventCurrentRelease)
 	result.Runtime = buildRuntimeSummaryFromEvent(event)
+	if preview, err := buildPreviewFromPayload(event.ReleasePayloadJSON); err != nil {
+		return nil, err
+	} else {
+		result.Preview = preview
+	}
 	result.CurrentPresentation = buildPresentationSummaryFromEvent(event)
 	if enrichedPresentation, err := loadPresentationSummaryByPublicID(ctx, s.store, event.PresentationID); err != nil {
 		return nil, err
@@ -245,5 +252,6 @@ func (s *EventService) LaunchEvent(ctx context.Context, input LaunchEventInput)
 	result.Launch.Business.SessionToken = sessionToken
 	result.Launch.Business.SessionTokenExpiresAt = session.SessionTokenExpiresAt.Format(time.RFC3339)
 	result.Launch.Business.RouteCode = routeCode
+	result.Launch.Business.IsGuest = false
 	return result, nil
 }