推进活动列表第一刀与联调回归

backend/internal/service/launch_rules.go

@@ -0,0 +1,56 @@
+package service
+
+import (
+	"net/http"
+
+	"cmr-backend/internal/apperr"
+	"cmr-backend/internal/store/postgres"
+)
+
+const (
+	launchReadyReasonOK                  = "event is active and launchable"
+	launchReadyReasonNotActive           = "event is not active"
+	launchReadyReasonReleaseMissing      = "event does not have a published release"
+	launchReadyReasonRuntimeMissing      = "current published release is missing runtime binding"
+	launchReadyReasonPresentationMissing = "current published release is missing presentation binding"
+	launchReadyReasonContentMissing      = "current published release is missing content bundle binding"
+)
+
+func evaluateEventLaunchReadiness(event *postgres.Event) (bool, string) {
+	if event == nil {
+		return false, launchReadyReasonReleaseMissing
+	}
+	if event.Status != "active" {
+		return false, launchReadyReasonNotActive
+	}
+	if event.CurrentReleaseID == nil || event.CurrentReleasePubID == nil || event.ConfigLabel == nil || event.ManifestURL == nil {
+		return false, launchReadyReasonReleaseMissing
+	}
+	if buildRuntimeSummaryFromEvent(event) == nil {
+		return false, launchReadyReasonRuntimeMissing
+	}
+	if buildPresentationSummaryFromEvent(event) == nil {
+		return false, launchReadyReasonPresentationMissing
+	}
+	if buildContentBundleSummaryFromEvent(event) == nil {
+		return false, launchReadyReasonContentMissing
+	}
+	return true, launchReadyReasonOK
+}
+
+func launchReadinessError(reason string) error {
+	switch reason {
+	case launchReadyReasonNotActive:
+		return apperr.New(http.StatusConflict, "event_not_launchable", reason)
+	case launchReadyReasonReleaseMissing:
+		return apperr.New(http.StatusConflict, "event_release_missing", reason)
+	case launchReadyReasonRuntimeMissing:
+		return apperr.New(http.StatusConflict, "event_release_runtime_missing", reason)
+	case launchReadyReasonPresentationMissing:
+		return apperr.New(http.StatusConflict, "event_release_presentation_missing", reason)
+	case launchReadyReasonContentMissing:
+		return apperr.New(http.StatusConflict, "event_release_content_bundle_missing", reason)
+	default:
+		return apperr.New(http.StatusConflict, "event_not_launchable", reason)
+	}
+}