package harness

import (
	"context"
	"testing"
)

// LobbyServicePersistence captures the per-test persistence dependencies of
// the Game Lobby Service binary: a PostgreSQL container hosting the `lobby`
// schema owned by the `lobbyservice` role, plus the Redis credentials that
// point the service at the caller-supplied master address.
type LobbyServicePersistence struct {
	// Postgres exposes the started container so tests that need direct SQL
	// access to the lobby schema (verifying side effects, seeding fixtures)
	// can read or write through it.
	Postgres *PostgresRuntime

	// Env carries the environment entries that must be passed to the
	// lobby-service process. It is safe to merge into the caller's existing
	// env map, or to use as-is and append further LOBBY_* knobs in place.
	Env map[string]string
}

// StartLobbyServicePersistence brings up one isolated PostgreSQL container,
// provisions the `lobby` schema with the `lobbyservice` role, and returns
// the environment entries that wire the lobby-service binary at that
// container plus the supplied Redis master address.
//
// The returned password (`integration`) matches the architectural rule that
// Redis traffic is password-protected; miniredis accepts arbitrary password
// values when its own RequireAuth is not engaged, so the same value works
// against both miniredis and the real `tcredis` runtime.
//
// Cleanup of the container is handled by StartPostgresContainer through
// `t.Cleanup`; callers do not need to defer anything.
func StartLobbyServicePersistence(t testing.TB, redisMasterAddr string) LobbyServicePersistence {
	t.Helper()

	rt := StartPostgresContainer(t)
	if err := rt.EnsureRoleAndSchema(context.Background(), "lobby", "lobbyservice", "lobbyservice"); err != nil {
		t.Fatalf("ensure lobby schema/role: %v", err)
	}

	env := WithPostgres(rt, "LOBBY", "lobby", "lobbyservice")
	env["LOBBY_REDIS_MASTER_ADDR"] = redisMasterAddr
	env["LOBBY_REDIS_PASSWORD"] = "integration"
	return LobbyServicePersistence{
		Postgres: rt,
		Env:      env,
	}
}