package rule

import (
	"github.com/netkingdom/flex-auth/internal/policy"
	"github.com/netkingdom/flex-auth/pkg/api"
)

// PolicyArtifactFromPackage preserves the extracted Rego module and metadata
// from a flex-auth Rego-in-Markdown package.
func PolicyArtifactFromPackage(pkg *policy.Package) PolicyArtifact {
	tests := make([]string, 0, len(pkg.TestBlocks))
	for _, block := range pkg.TestBlocks {
		tests = append(tests, block.Body)
	}
	return PolicyArtifact{
		ID:       pkg.Metadata.ID,
		Version:  pkg.Metadata.Version,
		Language: LanguageRego,
		Package:  pkg.Metadata.Package,
		Module:   pkg.RegoModule,
		Tests:    tests,
		Fixtures: append([]api.PolicyFixture(nil), pkg.Fixtures...),
		Caring:   pkg.Metadata.Caring,
		Metadata: copyMap(pkg.Metadata.Metadata),
	}
}