#include "app_win_2_back.hpp"
#include "hello_world.hpp"

#include <billy_objects.hpp>

#include <glibmm/miscutils.h>
#include <gtkmm/button.h>
#include <gtkmm/label.h>

#include <spdlog/spdlog.h>

#include <ranges>

namespace gui_to_app {
    namespace ranges = std::ranges;
    namespace views = std::views;

    AppWin2Back::AppWin2Back() : Gtk::Application("org.billy_adventures.character_sheet", Flags::HANDLES_OPEN) {
        Glib::set_application_name("Billy's character sheet");
        selection_buttons.reserve(signal_handlers.size());
    }

    void AppWin2Back::on_startup() {
        Application::on_startup();
        const auto menu_bar = []() -> Glib::RefPtr<Gio::Menu> {
            try {
                const auto builder = Gtk::Builder::create_from_file("menu_bar.ui");
                return builder->get_object<Gio::Menu>("menu");
            } catch (const std::exception &e) {
                spdlog::error("Error occurred while loader menu bar: {}", e.what());
                return nullptr;
            }
        }();
        if (!menu_bar) {
            spdlog::error("Error occured while loading menu bar's.");
        } else {
            set_menubar(menu_bar);
            add_action("quit", sigc::mem_fun(*this, &AppWin2Back::on_quit));
            set_accel_for_action("app.quit", "<Ctrl>q");
        }
    }

    Glib::RefPtr<AppWin2Back> AppWin2Back::create() {
        return Glib::make_refptr_for_instance(new AppWin2Back());
    }

    void AppWin2Back::SwitchSignalHelper::signal_handler() noexcept {
        if (switch_ != nullptr && !on_stack) {
            if (switch_->get_active()) {
                if (!app.insert_obj(obj)) {
                    on_stack = true;
                    switch_->set_active(false);
                }
            } else {
                if (!app.erase_obj(obj)) {
                    on_stack = true;
                    switch_->set_active(true);
                    spdlog::warn(
                        "Erasing object {} was not successful",
                        character::BillyObjects::billy_object_to_string(obj).data()
                    );
                }
            }
        }
        if (on_stack) {
            on_stack = false;
        }
    }

    bool AppWin2Back::switches_procedure() {
        sword_switch = app_builder->get_widget<selection_button>("sword_button");
        lance_switch = app_builder->get_widget<selection_button>("lance_button");
        morgen_switch = app_builder->get_widget<selection_button>("morgenstern_button");
        bow_switch = app_builder->get_widget<selection_button>("arc_button");
        chainmail_switch = app_builder->get_widget<selection_button>("chainmail_button");
        cookpot_switch = app_builder->get_widget<selection_button>("cookingpot_button");
        pamphlet_switch = app_builder->get_widget<selection_button>("pamphlet_tourist_button");
        medkit_switch = app_builder->get_widget<selection_button>("medkit_button");
        fourche_switch = app_builder->get_widget<selection_button>("fourche_button");
        dagger_switch = app_builder->get_widget<selection_button>("dagger_button");
        rock_kit_switch = app_builder->get_widget<selection_button>("rock_kit_button");
        sack_switch = app_builder->get_widget<selection_button>("sack_button");

        const auto test_result = ranges::to<std::vector<const char *> >(
            std::array{
                std::pair{ "sword_switch", sword_switch == nullptr },
                std::pair{ "lance_switch", lance_switch == nullptr },
                std::pair{ "morgen_switch", morgen_switch == nullptr },
                std::pair{ "bow_switch", bow_switch == nullptr },
                std::pair{ "chainmail_switch", chainmail_switch == nullptr },
                std::pair{ "cookpot_switch", cookpot_switch == nullptr },
                std::pair{ "pamphlet_switch", pamphlet_switch == nullptr },
                std::pair{ "medkit_switch", medkit_switch == nullptr },
                std::pair{ "fourche_switch", fourche_switch == nullptr },
                std::pair{ "dagger_switch", dagger_switch == nullptr },
                std::pair{ "rock_kit_switch", rock_kit_switch == nullptr },
                std::pair{ "sack_switch", sack_switch == nullptr },
            }
            | views::filter([](const auto &a) { return a.second; })
            | views::keys
        );

        if (!test_result.empty()) {
            spdlog::critical("Error occurred, at least one switch is not available. See logs below");
            for (const auto result: test_result) {
                spdlog::critical(result);
            }
            on_quit();
            return true;
        }

        ranges::for_each(views::zip(std::array{
                                        sword_switch,
                                        lance_switch,
                                        morgen_switch,
                                        bow_switch,
                                        chainmail_switch,
                                        cookpot_switch,
                                        pamphlet_switch,
                                        medkit_switch,
                                        fourche_switch,
                                        dagger_switch,
                                        rock_kit_switch,
                                        sack_switch,
                                    },
                                    signal_handlers),
                         [this](const std::tuple<selection_button *, SwitchSignalHelper &> &vals) {
                             const auto &[switch_val, signal_handle] = vals;
                             signal_handle.switch_ = switch_val;
                             selection_buttons.emplace(switch_val);
                             switch_val->signal_toggled().connect(
                                 sigc::mem_fun(signal_handle, &SwitchSignalHelper::signal_handler),
                                 false);
                         });
        return false;
    }

    void AppWin2Back::on_activate() {
        Application::on_activate();

        app_builder = [] -> Glib::RefPtr<Gtk::Builder> {
            try {
                return Gtk::Builder::create_from_file("window_ui.ui");
            } catch (const std::exception &e) {
                spdlog::critical("Error occurred while loading Window's UI: {}", e.what());
                return nullptr;
            }
        }();
        if (!app_builder) {
            spdlog::critical("Error while loading UI");
            quit();
            return;
        }
        main_window = Gtk::Builder::get_widget_derived<learn_gtkmm4::HelloWorld>(app_builder, "main_window");
        if (main_window != nullptr) {
            add_window(*main_window);
            main_window->set_show_menubar(true);
            main_window->set_visible(true);
        } else {
            spdlog::critical("Error while getting window from builder");
            on_quit();
            return;
        }
        if (switches_procedure()) {
            return;
        }
        debug_button = app_builder->get_widget<Gtk::Button>("debug_button");
        hab_base = app_builder->get_widget<Gtk::Label>("habilete_label_base");
        hab_carac = app_builder->get_widget<Gtk::Label>("habilete_label_carac");
        hab_mat = app_builder->get_widget<Gtk::Label>("habilete_label_materiel");
        hab_total = app_builder->get_widget<Gtk::Label>("habilete_label_total");

        debug_button->signal_clicked().connect(sigc::mem_fun(*this, &AppWin2Back::debug_button_clicked), false);
    }

    void AppWin2Back::on_quit() noexcept {
        ranges::for_each(get_windows() | views::filter([](const auto windows) { return windows != nullptr; }),
                         [](auto *window) {
                             window->set_visible(false);
                             delete window;
                         });
        quit();
    }

    bool AppWin2Back::switch_signal_handler(const bool flag, const character::billyEnums &obj) noexcept {
        return flag ? gestionnaire.insert_object(sheet, obj) : !gestionnaire.erase_object(sheet, obj);
    }

    void AppWin2Back::debug_button_clicked() const noexcept {
        spdlog::info("Display objects");
        for (const auto &obj: sheet.get_objects() | views::values) {
            spdlog::info("Object: {}", obj->to_string());
        }
    }

    bool AppWin2Back::insert_obj(const character::billyEnums &obj) noexcept {
        return gestionnaire.insert_object(sheet, obj);
    }

    bool AppWin2Back::erase_obj(const character::billyEnums &obj) noexcept {
        return gestionnaire.erase_object(sheet, obj);
    }
} // gui_to_app