package dispatch

import (
	"testing"

	"gitea.maximumdirect.net/ejr/feedkit/config"
)

func TestCompileRoutes_DefaultIsAllSinksAllKinds(t *testing.T) {
	cfg := &config.Config{
		Sinks: []config.SinkConfig{
			{Name: "a", Driver: "stdout"},
			{Name: "b", Driver: "stdout"},
		},
		// Routes omitted => default
	}

	routes, err := CompileRoutes(cfg)
	if err != nil {
		t.Fatalf("CompileRoutes error: %v", err)
	}
	if len(routes) != 2 {
		t.Fatalf("expected 2 routes, got %d", len(routes))
	}

	// Order should match cfg.Sinks order (deterministic).
	if routes[0].SinkName != "a" || routes[1].SinkName != "b" {
		t.Fatalf("unexpected route order: %+v", routes)
	}

	for _, r := range routes {
		if len(r.Kinds) != 0 {
			t.Fatalf("expected nil/empty kinds for default routes, got: %+v", r.Kinds)
		}
	}
}

func TestCompileRoutes_EmptyKindsMeansAllKinds(t *testing.T) {
	cfg := &config.Config{
		Sinks: []config.SinkConfig{
			{Name: "sink1", Driver: "stdout"},
		},
		Routes: []config.RouteConfig{
			{Sink: "sink1"},                    // omitted kinds
			{Sink: "sink1", Kinds: nil},        // explicit nil
			{Sink: "sink1", Kinds: []string{}}, // explicit empty
		},
	}

	routes, err := CompileRoutes(cfg)
	if err != nil {
		t.Fatalf("CompileRoutes error: %v", err)
	}

	if len(routes) != 3 {
		t.Fatalf("expected 3 routes, got %d", len(routes))
	}

	for i, r := range routes {
		if r.SinkName != "sink1" {
			t.Fatalf("route[%d] unexpected sink: %q", i, r.SinkName)
		}
		if len(r.Kinds) != 0 {
			t.Fatalf("route[%d] expected nil/empty kinds (match all), got: %+v", i, r.Kinds)
		}
	}
}