Support catalog maintenance commands

internal/state/outputs.go

@@ -187,6 +187,62 @@ func RemoveMissingSharedRootOutputs(s SharedRootState, missingPaths []string) (S
 	return next, changed
 }
 
+func CatalogOutputsForOwner(outputs []CatalogOutputFile, scope OwnerScope) []CatalogOutputFile {
+	selected := make([]CatalogOutputFile, 0, len(outputs))
+	for _, output := range outputs {
+		if output.PipelineID == scope.PipelineID && output.DestinationID == scope.DestinationID {
+			selected = append(selected, output)
+		}
+	}
+	return selected
+}
+
+func CatalogManagedOutputPaths(s CatalogState) []string {
+	paths := make([]string, 0, len(s.Outputs))
+	for _, output := range s.Outputs {
+		paths = append(paths, output.Path)
+	}
+	return paths
+}
+
+func RemoveMissingCatalogOwnerOutputs(s CatalogState, scope OwnerScope, missingPaths []string) (CatalogState, bool) {
+	if len(missingPaths) == 0 {
+		return s, false
+	}
+	missing := pathSet(missingPaths)
+	next := s
+	next.Outputs = make([]CatalogOutputFile, 0, len(s.Outputs))
+	changed := false
+	for _, output := range s.Outputs {
+		if output.PipelineID == scope.PipelineID && output.DestinationID == scope.DestinationID {
+			if _, remove := missing[output.Path]; remove {
+				changed = true
+				continue
+			}
+		}
+		next.Outputs = append(next.Outputs, output)
+	}
+	return next, changed
+}
+
+func RemoveMissingCatalogOutputs(s CatalogState, missingPaths []string) (CatalogState, bool) {
+	if len(missingPaths) == 0 {
+		return s, false
+	}
+	missing := pathSet(missingPaths)
+	next := s
+	next.Outputs = make([]CatalogOutputFile, 0, len(s.Outputs))
+	changed := false
+	for _, output := range s.Outputs {
+		if _, remove := missing[output.Path]; remove {
+			changed = true
+			continue
+		}
+		next.Outputs = append(next.Outputs, output)
+	}
+	return next, changed
+}
+
 func (s SharedRootState) OutputOwner(path string) (OwnerScope, bool) {
 	for _, output := range s.Outputs {
 		if output.Path == path {