package registry_test

import (
	"os"
	"path/filepath"
	"testing"

	"gopkg.in/yaml.v3"

	"github.com/netkingdom/flex-auth/pkg/api"
)

func TestRegistryManifestsParse(t *testing.T) {
	var subjects api.SubjectManifest
	loadYAML(t, filepath.Join("..", "..", "examples", "caring", "subject_manifest.yaml"), &subjects)
	if len(subjects.Subjects) != 1 {
		t.Fatalf("Subjects len = %d; want 1", len(subjects.Subjects))
	}
	if subjects.Subjects[0].Roles[0] != api.CanonicalRoleDoer {
		t.Errorf("Subject role = %q; want Doer", subjects.Subjects[0].Roles[0])
	}

	var fact api.RelationshipFact
	loadYAML(t, filepath.Join("..", "..", "examples", "caring", "relationship_fact.yaml"), &fact)
	if fact.Subject != "group:platform-architecture" || fact.Object != "document:internal-note" {
		t.Fatalf("relationship fact did not parse as expected: %+v", fact)
	}
	if fact.Caring == nil || fact.Caring.Profile != api.CaringProfileCaring040RC2 {
		t.Fatalf("fact.Caring = %+v; want CARING profile descriptor", fact.Caring)
	}
}

func TestExpandedRegistryExamplesParse(t *testing.T) {
	var subjects api.SubjectManifest
	loadYAML(t, filepath.Join("..", "..", "examples", "caring", "team_subject_manifest.yaml"), &subjects)
	if len(subjects.Teams) != 1 || subjects.Teams[0].ID != "team:project-reviewers" {
		t.Fatalf("subjects.Teams = %+v; want team:project-reviewers", subjects.Teams)
	}

	var resources api.ResourceManifest
	loadYAML(t, filepath.Join("..", "..", "examples", "caring", "project_resource_manifest.yaml"), &resources)
	if len(resources.Resources) != 2 || resources.Resources[1].Parent != "project:alpha-redesign" {
		t.Fatalf("resources = %+v; want document inheriting from project", resources.Resources)
	}

	var relationships []api.RelationshipFact
	loadYAML(t, filepath.Join("..", "..", "examples", "caring", "inherited_relationships.yaml"), &relationships)
	if len(relationships) != 2 {
		t.Fatalf("relationships len = %d; want 2", len(relationships))
	}
	if relationships[0].Caring == nil || relationships[0].Caring.CanonicalRole != api.CanonicalRoleVerifier {
		t.Fatalf("relationships[0].Caring = %+v; want Verifier descriptor", relationships[0].Caring)
	}
	if relationships[1].Relation != "inherits" {
		t.Fatalf("relationships[1].Relation = %q; want inherits", relationships[1].Relation)
	}
}

func loadYAML(t *testing.T, path string, out any) {
	t.Helper()

	data, err := os.ReadFile(path)
	if err != nil {
		t.Fatalf("read %s: %v", path, err)
	}
	if err := yaml.Unmarshal(data, out); err != nil {
		t.Fatalf("unmarshal %s: %v", path, err)
	}
}