#include "BBLPrinterAgent.hpp"
#include "BBLNetworkPlugin.hpp"
#include "NetworkAgentFactory.hpp"

#include <boost/log/trivial.hpp>

namespace Slic3r {

BBLPrinterAgent::BBLPrinterAgent() = default;

BBLPrinterAgent::~BBLPrinterAgent() = default;

void BBLPrinterAgent::set_cloud_agent(std::shared_ptr<ICloudServiceAgent> cloud)
{
    m_cloud_agent = cloud;
    // BBL DLL manages tokens internally, so this is just for interface compliance
}

// ============================================================================
// Communication
// ============================================================================

int BBLPrinterAgent::send_message(std::string dev_id, std::string json_str, int qos, int flag)
{
    auto& plugin = BBLNetworkPlugin::instance();
    auto agent = plugin.get_agent();
    auto func = plugin.get_send_message();
    if (func && agent) {
        // Only the legacy plug-in lacks `flag`; 02.03.00 already takes it, and routing that
        // series through the legacy form would silently drop MessageFlag sign/encrypt.
        switch (plugin.network_abi()) {
        case NetworkAbi::Legacy: {
            auto legacy_func = reinterpret_cast<func_send_message_legacy>(func);
            return legacy_func(agent, std::move(dev_id), std::move(json_str), qos);
        }
        case NetworkAbi::V0203:
        case NetworkAbi::Current:
            return func(agent, std::move(dev_id), std::move(json_str), qos, flag);
        default:
            return -1;
        }
    }
    return -1;
}

int BBLPrinterAgent::connect_printer(std::string dev_id, std::string dev_ip, std::string username, std::string password, bool use_ssl)
{
    auto& plugin = BBLNetworkPlugin::instance();
    auto agent = plugin.get_agent();
    auto func = plugin.get_connect_printer();
    if (func && agent) {
        return func(agent, dev_id, dev_ip, username, password, use_ssl);
    }
    return -1;
}

int BBLPrinterAgent::disconnect_printer()
{
    auto& plugin = BBLNetworkPlugin::instance();
    auto agent = plugin.get_agent();
    auto func = plugin.get_disconnect_printer();
    if (func && agent) {
        return func(agent);
    }
    return -1;
}

int BBLPrinterAgent::send_message_to_printer(std::string dev_id, std::string json_str, int qos, int flag)
{
    auto& plugin = BBLNetworkPlugin::instance();
    auto agent = plugin.get_agent();
    auto func = plugin.get_send_message_to_printer();
    if (func && agent) {
        switch (plugin.network_abi()) {
        case NetworkAbi::Legacy: {
            auto legacy_func = reinterpret_cast<func_send_message_to_printer_legacy>(func);
            return legacy_func(agent, std::move(dev_id), std::move(json_str), qos);
        }
        case NetworkAbi::V0203:
        case NetworkAbi::Current:
            return func(agent, std::move(dev_id), std::move(json_str), qos, flag);
        default:
            return -1;
        }
    }
    return -1;
}

// ============================================================================
// Certificates
// ============================================================================

int BBLPrinterAgent::check_cert()
{
    auto& plugin = BBLNetworkPlugin::instance();
    auto agent = plugin.get_agent();
    auto func = plugin.get_check_cert();
    if (func && agent) {
        return func(agent);
    }
    return -1;
}

void BBLPrinterAgent::install_device_cert(std::string dev_id, bool lan_only)
{
    auto& plugin = BBLNetworkPlugin::instance();
    auto agent = plugin.get_agent();
    auto func = plugin.get_install_device_cert();
    if (func && agent) {
        func(agent, dev_id, lan_only);
    }
}

// ============================================================================
// Discovery
// ============================================================================

bool BBLPrinterAgent::start_discovery(bool start, bool sending)
{
    auto& plugin = BBLNetworkPlugin::instance();
    auto agent = plugin.get_agent();
    auto func = plugin.get_start_discovery();
    if (func && agent) {
        return func(agent, start, sending);
    }
    return false;
}

// ============================================================================
// Binding
// ============================================================================

int BBLPrinterAgent::ping_bind(std::string ping_code)
{
    auto& plugin = BBLNetworkPlugin::instance();
    auto agent = plugin.get_agent();
    auto func = plugin.get_ping_bind();
    if (func && agent) {
        return func(agent, ping_code);
    }
    return -1;
}

int BBLPrinterAgent::bind_detect(std::string dev_ip, std::string sec_link, detectResult& detect)
{
    auto& plugin = BBLNetworkPlugin::instance();
    auto agent = plugin.get_agent();
    auto func = plugin.get_bind_detect();
    if (func && agent) {
        return func(agent, dev_ip, sec_link, detect);
    }
    return -1;
}

int BBLPrinterAgent::bind(std::string dev_ip, std::string dev_id, std::string dev_model, std::string sec_link, std::string timezone, bool improved, OnUpdateStatusFn update_fn)
{
    auto& plugin = BBLNetworkPlugin::instance();
    auto agent = plugin.get_agent();
    auto func = plugin.get_bind();
    if (func && agent) {
        // dev_model was added in 02.08.01. Passing it to a plug-in that takes the 7-argument
        // form shifts every following argument, so the older generations get the older call.
        switch (plugin.network_abi()) {
        case NetworkAbi::Legacy:
        case NetworkAbi::V0203: {
            auto older_func = reinterpret_cast<func_bind_pre0208>(func);
            return older_func(agent, dev_ip, dev_id, sec_link, timezone, improved, update_fn);
        }
        case NetworkAbi::Current:
            return func(agent, dev_ip, dev_id, dev_model, sec_link, timezone, improved, update_fn);
        default:
            return -1;
        }
    }
    return -1;
}

int BBLPrinterAgent::unbind(std::string dev_id)
{
    auto& plugin = BBLNetworkPlugin::instance();
    auto agent = plugin.get_agent();
    auto func = plugin.get_unbind();
    if (func && agent) {
        return func(agent, dev_id);
    }
    return -1;
}

int BBLPrinterAgent::request_bind_ticket(std::string* ticket)
{
    auto& plugin = BBLNetworkPlugin::instance();
    auto agent = plugin.get_agent();
    auto func = plugin.get_request_bind_ticket();
    if (func && agent) {
        return func(agent, ticket);
    }
    return -1;
}

int BBLPrinterAgent::get_hms_snapshot(std::string dev_id, std::string file_name, std::function<void(std::string, int)> callback)
{
    auto& plugin = BBLNetworkPlugin::instance();
    auto agent = plugin.get_agent();
    auto func = plugin.get_get_hms_snapshot();
    // dev_id/file_name are passed as lvalues to bind the plugin's std::string& params.
    // A null func (older plugin without this symbol) falls through to -1 so callers degrade gracefully.
    if (func && agent) {
        return func(agent, dev_id, file_name, callback);
    }
    return -1;
}

int BBLPrinterAgent::set_server_callback(OnServerErrFn fn)
{
    auto& plugin = BBLNetworkPlugin::instance();
    auto agent = plugin.get_agent();
    auto func = plugin.get_set_server_callback();
    if (func && agent) {
        return func(agent, fn);
    }
    return -1;
}

// ============================================================================
// Machine Selection
// ============================================================================

std::string BBLPrinterAgent::get_user_selected_machine()
{
    auto& plugin = BBLNetworkPlugin::instance();
    auto agent = plugin.get_agent();
    auto func = plugin.get_get_user_selected_machine();
    if (func && agent) {
        return func(agent);
    }
    return "";
}

int BBLPrinterAgent::set_user_selected_machine(std::string dev_id)
{
    auto& plugin = BBLNetworkPlugin::instance();
    auto agent = plugin.get_agent();
    auto func = plugin.get_set_user_selected_machine();
    if (func && agent) {
        return func(agent, dev_id);
    }
    return -1;
}

// ============================================================================
// Subscriptions
// ============================================================================

int BBLPrinterAgent::start_subscribe(std::string module)
{
    auto& plugin = BBLNetworkPlugin::instance();
    auto agent = plugin.get_agent();
    auto func = plugin.get_start_subscribe();
    if (func && agent) {
        return func(agent, module);
    }
    return -1;
}

int BBLPrinterAgent::stop_subscribe(std::string module)
{
    auto& plugin = BBLNetworkPlugin::instance();
    auto agent = plugin.get_agent();
    auto func = plugin.get_stop_subscribe();
    if (func && agent) {
        return func(agent, module);
    }
    return -1;
}

int BBLPrinterAgent::add_subscribe(std::vector<std::string> dev_list)
{
    auto& plugin = BBLNetworkPlugin::instance();
    auto agent = plugin.get_agent();
    auto func = plugin.get_add_subscribe();
    if (func && agent) {
        return func(agent, dev_list);
    }
    return -1;
}

int BBLPrinterAgent::del_subscribe(std::vector<std::string> dev_list)
{
    auto& plugin = BBLNetworkPlugin::instance();
    auto agent = plugin.get_agent();
    auto func = plugin.get_del_subscribe();
    if (func && agent) {
        return func(agent, dev_list);
    }
    return -1;
}

// ============================================================================
// Agent Information
// ============================================================================
AgentInfo BBLPrinterAgent::get_agent_info_static()
{
    return AgentInfo{BBL_PRINTER_AGENT_ID, "Bambu Lab", "", "Bambu Lab printer agent"};
}

// ============================================================================
// Print Job Operations
// ============================================================================

namespace {

// Shared dispatcher for the start_* operations, whose params layout differs per generation.
// The per-generation typedefs are template arguments so a swapped pair fails to compile
// (each arm's converted params must match the casted signature). Each arm converts and calls
// in one step: as_legacy()/as_0203() move out of `params` and their prvalue result lands in
// the by-value ABI argument without another copy; the Current arm moves `params` outright.
template <typename LegacyFn, typename Fn0203, typename CurrentFn, typename... CallbackFns>
int dispatch_start(CurrentFn func, PrintParams& params, const CallbackFns&... callbacks)
{
    auto& plugin = BBLNetworkPlugin::instance();
    auto agent = plugin.get_agent();
    if (!func || !agent)
        return -1;
    switch (plugin.network_abi()) {
    case NetworkAbi::Legacy:
        return reinterpret_cast<LegacyFn>(func)(agent, BBLNetworkPlugin::as_legacy(params), callbacks...);
    case NetworkAbi::V0203:
        return reinterpret_cast<Fn0203>(func)(agent, BBLNetworkPlugin::as_0203(params), callbacks...);
    case NetworkAbi::Current:
        return func(agent, std::move(params), callbacks...);
    default:
        return -1;
    }
}

} // namespace

int BBLPrinterAgent::start_print(PrintParams params, OnUpdateStatusFn update_fn, WasCancelledFn cancel_fn, OnWaitFn wait_fn)
{
    return dispatch_start<func_start_print_legacy, func_start_print_0203>(
        BBLNetworkPlugin::instance().get_start_print(), params, update_fn, cancel_fn, wait_fn);
}

int BBLPrinterAgent::start_local_print_with_record(PrintParams params, OnUpdateStatusFn update_fn, WasCancelledFn cancel_fn, OnWaitFn wait_fn)
{
    return dispatch_start<func_start_local_print_with_record_legacy, func_start_local_print_with_record_0203>(
        BBLNetworkPlugin::instance().get_start_local_print_with_record(), params, update_fn, cancel_fn, wait_fn);
}

int BBLPrinterAgent::start_send_gcode_to_sdcard(PrintParams params, OnUpdateStatusFn update_fn, WasCancelledFn cancel_fn, OnWaitFn wait_fn)
{
    return dispatch_start<func_start_send_gcode_to_sdcard_legacy, func_start_send_gcode_to_sdcard_0203>(
        BBLNetworkPlugin::instance().get_start_send_gcode_to_sdcard(), params, update_fn, cancel_fn, wait_fn);
}

int BBLPrinterAgent::start_local_print(PrintParams params, OnUpdateStatusFn update_fn, WasCancelledFn cancel_fn)
{
    return dispatch_start<func_start_local_print_legacy, func_start_local_print_0203>(
        BBLNetworkPlugin::instance().get_start_local_print(), params, update_fn, cancel_fn);
}

int BBLPrinterAgent::start_sdcard_print(PrintParams params, OnUpdateStatusFn update_fn, WasCancelledFn cancel_fn)
{
    return dispatch_start<func_start_sdcard_print_legacy, func_start_sdcard_print_0203>(
        BBLNetworkPlugin::instance().get_start_sdcard_print(), params, update_fn, cancel_fn);
}

// ============================================================================
// Callbacks
// ============================================================================

int BBLPrinterAgent::set_on_ssdp_msg_fn(OnMsgArrivedFn fn)
{
    auto& plugin = BBLNetworkPlugin::instance();
    auto agent = plugin.get_agent();
    auto func = plugin.get_set_on_ssdp_msg_fn();
    if (func && agent) {
        return func(agent, fn);
    }
    return -1;
}

int BBLPrinterAgent::set_on_printer_connected_fn(OnPrinterConnectedFn fn)
{
    auto& plugin = BBLNetworkPlugin::instance();
    auto agent = plugin.get_agent();
    auto func = plugin.get_set_on_printer_connected_fn();
    if (func && agent) {
        return func(agent, fn);
    }
    return -1;
}

int BBLPrinterAgent::set_on_subscribe_failure_fn(GetSubscribeFailureFn fn)
{
    auto& plugin = BBLNetworkPlugin::instance();
    auto agent = plugin.get_agent();
    auto func = plugin.get_set_on_subscribe_failure_fn();
    if (func && agent) {
        return func(agent, fn);
    }
    return -1;
}

int BBLPrinterAgent::set_on_message_fn(OnMessageFn fn)
{
    auto& plugin = BBLNetworkPlugin::instance();
    auto agent = plugin.get_agent();
    auto func = plugin.get_set_on_message_fn();
    if (func && agent) {
        return func(agent, fn);
    }
    return -1;
}

int BBLPrinterAgent::set_on_user_message_fn(OnMessageFn fn)
{
    auto& plugin = BBLNetworkPlugin::instance();
    auto agent = plugin.get_agent();
    auto func = plugin.get_set_on_user_message_fn();
    if (func && agent) {
        return func(agent, fn);
    }
    return -1;
}

int BBLPrinterAgent::set_on_local_connect_fn(OnLocalConnectedFn fn)
{
    auto& plugin = BBLNetworkPlugin::instance();
    auto agent = plugin.get_agent();
    auto func = plugin.get_set_on_local_connect_fn();
    if (func && agent) {
        return func(agent, fn);
    }
    return -1;
}

int BBLPrinterAgent::set_on_local_message_fn(OnMessageFn fn)
{
    auto& plugin = BBLNetworkPlugin::instance();
    auto agent = plugin.get_agent();
    auto func = plugin.get_set_on_local_message_fn();
    if (func && agent) {
        return func(agent, fn);
    }
    return -1;
}

int BBLPrinterAgent::set_queue_on_main_fn(QueueOnMainFn fn)
{
    auto& plugin = BBLNetworkPlugin::instance();
    auto agent = plugin.get_agent();
    auto func = plugin.get_set_queue_on_main_fn();
    if (func && agent) {
        return func(agent, fn);
    }
    return -1;
}

// ============================================================================
// Filament Operations
// ============================================================================

FilamentSyncMode BBLPrinterAgent::get_filament_sync_mode() const
{
    // BBL uses MQTT subscription for real-time filament updates
    return FilamentSyncMode::subscription;
}

} // namespace Slic3r