module;


export module lsp.provider.shutdown.shutdown;
import spdlog;

import std;

import lsp.protocol;
import lsp.codec.facade;
import lsp.provider.base.interface;

namespace transform = lsp::codec;

export namespace lsp::provider
{
    class Shutdown : public AutoRegisterProvider<Shutdown, IRequestProvider>
    {
    public:
        static constexpr std::string_view kMethod = "shutdown";
        static constexpr std::string_view kProviderName = "Shutdown";
        Shutdown() = default;

        std::string ProvideResponse(const protocol::RequestMessage& request, ExecutionContext& context) override;
    };
}

namespace lsp::provider
{
    

    

    std::string Shutdown::ProvideResponse(const protocol::RequestMessage& request, ExecutionContext& context)
    {
        spdlog::debug("ShutdownProvider: Providing response for method {}", request.method);

        // 触发关闭事件
        context.TriggerLifecycleEvent(ServerLifecycleEvent::kShuttingDown);

        context.GetManagerHub().Shutdown();

        // 构建响应 - shutdown 返回 null
        protocol::ResponseMessage response;
        response.id = request.id;
        auto json = transform::Serialize(response);
        if (!json.has_value())
            return BuildErrorResponseMessage(request, protocol::ErrorCodes::InternalError, "Failed to serialize response");
        spdlog::info("Shutdown request processed successfully");
        return json.value();
    }

}