package cluster

import (
	"context"
	"errors"
	"strings"
	"testing"
	"time"

	"scm.bstein.dev/bstein/ananke/internal/config"
)

// TestConfiguredServiceBackendRepairContinuesPastNoopEndpoint runs one orchestration or CLI step.
// Signature: TestConfiguredServiceBackendRepairContinuesPastNoopEndpoint(t *testing.T).
// Why: one unhealthy endpoint without a matching workload must not prevent later
// critical services, especially Mailu, from getting their backend repair pass.
func TestConfiguredServiceBackendRepairContinuesPastNoopEndpoint(t *testing.T) {
	cfg := config.Config{
		Startup: config.Startup{
			CriticalServiceEndpoints: []string{
				"orphan/missing-service",
				"mailu-mailserver/mailu-admin",
			},
		},
	}
	orch := buildOrchestratorWithStubs(t, cfg, nil)

	scaledMail := false
	rolledOutMail := false
	dispatch := func(_ context.Context, _ time.Duration, name string, args ...string) (string, error) {
		if name != "kubectl" {
			return "", nil
		}
		joined := strings.Join(args, " ")
		switch {
		case strings.Contains(joined, "-n orphan get endpoints missing-service"):
			return "", nil
		case strings.Contains(joined, "-n orphan scale deployment missing-service --replicas=1"):
			return "", errors.New("not found")
		case strings.Contains(joined, "-n orphan scale statefulset missing-service --replicas=1"):
			return "", errors.New("not found")
		case strings.Contains(joined, "-n mailu-mailserver get endpoints mailu-admin"):
			return "", nil
		case strings.Contains(joined, "-n mailu-mailserver scale deployment mailu-admin --replicas=1"):
			scaledMail = true
			return "", nil
		case strings.Contains(joined, "-n mailu-mailserver rollout status deployment/mailu-admin"):
			rolledOutMail = true
			return "", nil
		case strings.Contains(joined, "-n mailu-mailserver scale statefulset mailu-admin --replicas=1"):
			return "", errors.New("not found")
		default:
			return "", nil
		}
	}
	orch.SetCommandOverrides(dispatch, dispatch)

	if _, err := orch.healUnreadyConfiguredServiceBackends(context.Background()); err != nil {
		t.Fatalf("healUnreadyConfiguredServiceBackends failed: %v", err)
	}
	if !scaledMail || !rolledOutMail {
		t.Fatalf("expected later mail endpoint to be repaired, scaled=%v rolledOut=%v", scaledMail, rolledOutMail)
	}
}