package cli

import (
	"context"
	"net/http"
	"net/http/httptest"
	"os"
	"path/filepath"
	"strings"
	"sync/atomic"
	"testing"

	"gitea.maximumdirect.net/eric/notarius/internal/core/config"
	"gitea.maximumdirect.net/eric/promptkit"
)

func TestExplicitPromptKitProfileValidationUsesConfiguredLocalBackendWithoutGeneration(t *testing.T) {
	var providerCalls atomic.Int32
	server := httptest.NewServer(http.HandlerFunc(func(http.ResponseWriter, *http.Request) {
		providerCalls.Add(1)
	}))
	defer server.Close()

	profilePath := filepath.Join(t.TempDir(), "profiles.yml")
	if err := os.WriteFile(profilePath, []byte(`id: local-profile
backend: local
model: local-model
`), 0o600); err != nil {
		t.Fatal(err)
	}
	cfg := config.Default()
	cfg.PromptKit.ProfileFile = profilePath
	cfg.PromptKit.LocalBackend = &config.PromptKitLocalBackendConfig{
		Endpoint:         server.URL + "/v1",
		ConcurrencyLimit: 2,
	}
	if err := validateExplicitPromptKitProfiles(context.Background(), cfg, []string{"local-profile"}); err != nil {
		t.Fatalf("validateExplicitPromptKitProfiles() error = %v, want nil", err)
	}
	if providerCalls.Load() != 0 {
		t.Fatalf("provider calls during configured profile validation = %d, want 0", providerCalls.Load())
	}

	cfg.PromptKit.LocalBackend = nil
	err := validateExplicitPromptKitProfiles(context.Background(), cfg, []string{"local-profile"})
	if err == nil ||
		!strings.Contains(err.Error(), `validate PromptKit profile "local-profile"`) ||
		!strings.Contains(err.Error(), promptkit.BackendLocal) {
		t.Fatalf("validation without registration error = %v, want profile and local backend context", err)
	}
	if providerCalls.Load() != 0 {
		t.Fatalf("provider calls after missing-registration validation = %d, want 0", providerCalls.Load())
	}
}