package cli

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

	"git.cloudinit.dev/coreci/orca/internal/model"
	"git.cloudinit.dev/coreci/orca/internal/store"
	"git.cloudinit.dev/coreci/orca/internal/transport"
)

// TestREQ159_MetricsExpanded verifies the expanded metric set (P10, REQ-159).
func TestREQ159_MetricsExpanded(t *testing.T) {
	dir := t.TempDir()
	t.Setenv("ORCA_HOME", dir)
	dbPath := filepath.Join(dir, "orca.db")
	db, err := store.Open(dbPath)
	if err != nil {
		t.Fatalf("store.Open: %v", err)
	}
	defer db.Close()

	// Seed a node.
	repo := store.NewNodeRepo(db)
	if err := repo.Insert(context.Background(), &model.Node{
		ID:      "test-node-1",
		Name:    "test-node",
		Address: "localhost:8443",
		Kind:    "localhost",
		OS:      "linux",
		State:   "ready",
	}); err != nil {
		t.Fatalf("insert node: %v", err)
	}

	// Seed a job.
	jobRepo := store.NewJobRepo(db)
	if err := jobRepo.Insert(context.Background(), &model.Job{
		ID:     "job-1",
		Name:   "test-job",
		Status: "running",
	}); err != nil {
		t.Fatalf("insert job: %v", err)
	}

	m := transport.NewMetrics()
	logger := slogLogger{}
	refresh(context.Background(), m, db, logger)

	// Verify expanded metrics by reading the exposition output.
	var buf strings.Builder
	if err := m.WritePrometheus(&buf); err != nil {
		t.Fatalf("WritePrometheus: %v", err)
	}
	out := buf.String()
	if !strings.Contains(out, "nodes_total 1") {
		t.Errorf("output missing nodes_total 1:\n%s", out)
	}
	if !strings.Contains(out, "allocs_total 1") {
		t.Errorf("output missing allocs_total 1:\n%s", out)
	}
	if !strings.Contains(out, "orca_jobs_running") {
		t.Errorf("output missing orca_jobs_running:\n%s", out)
	}
}

type slogLogger struct{}

func (slogLogger) Warn(msg string, args ...any) {}

var _ = os.Stdin