#include "turns/app/windows/main.hpp"

#include "turns/app/widgets/participant_row.hpp"
#include "turns/app/windows/participant_editor.hpp"
#include "turns/lang/messages.hpp"

#include <format>
#include <ranges>

#include <adwaita.h>
#include <glibmm/i18n.h>
#include <gtkmm/stringobject.h>

namespace turns::app::windows
{

  namespace
  {
    auto editor_for(Glib::RefPtr<domain::participant> participant)
    {
      auto builder = Gtk::Builder::create_from_resource("/ch/arknet/Turns/windows/participant_editor.ui");
      return std::pair{builder, Gtk::Builder::get_widget_derived<windows::participant_editor>(builder, "participant_editor", participant)};
    }
  }  // namespace

  main::main(BaseObjectType * base, Glib::RefPtr<Gtk::Builder> const builder)
      : Gtk::ApplicationWindow{base}
      , m_adw{ADW_APPLICATION_WINDOW(gobj())}
      , m_empty(builder->get_widget<Gtk::Widget>("empty"))
      , m_participant_list{builder->get_widget<Gtk::ListBox>("participant_list")}
      , m_stack{builder->get_widget<Gtk::Stack>("stack")}
      , m_title(ADW_WINDOW_TITLE(builder->get_widget<Gtk::Widget>("title")->gobj()))
      , m_turn_order{builder->get_widget<Gtk::ScrolledWindow>("turn_order")}
      , m_participant_list_data{domain::turn_order::create()}
      , m_subtitle{Glib::wrap(GTK_WIDGET(m_title)), "subtitle"}
      , m_clear_action{add_action("clear", sigc::mem_fun(*this, &main::handle_clear))}
  {
    m_clear_action_enabled = Glib::Binding::bind_property(m_participant_list_data->property_n_items(),
                                                          m_clear_action->property_enabled(),
                                                          Glib::Binding::Flags::SYNC_CREATE);

    m_visible_child_widget = Glib::Binding::bind_property(m_participant_list_data->property_n_items(),
                                                          m_stack->property_visible_child(),
                                                          Glib::Binding::Flags::SYNC_CREATE,
                                                          [this](auto count) { return count ? m_turn_order : m_empty; });

    m_subtitle_text = Glib::Binding::bind_property(m_participant_list_data->property_n_items(),
                                                   m_subtitle,
                                                   Glib::Binding::Flags::SYNC_CREATE,
                                                   [](auto count) { return count ? "" : _(lang::no_active_turn_order); });

    m_participant_list->bind_model(m_participant_list_data, sigc::mem_fun(*this, &main::handle_create_list_row));

    add_action("add_participant", sigc::mem_fun(*this, &main::handle_add_participant));
    add_action_with_parameter("delete", Glib::VARIANT_TYPE_INT32, [this](auto param) {
      auto index = Glib::VariantBase::cast_dynamic<Glib::Variant<int>>(param);
      m_participant_list_data->remove(index.get());
    });
    add_action_with_parameter("edit", Glib::VARIANT_TYPE_INT32, sigc::mem_fun(*this, &main::handle_edit_participant));
  }

  auto main::handle_create_list_row(Glib::RefPtr<Glib::Object> const item) -> Gtk::Widget *
  {
    auto participant = std::dynamic_pointer_cast<domain::participant>(item);
    return Gtk::make_managed<widgets::participant_row>(participant);
  }

  auto main::handle_add_participant() -> void
  {
    auto [lifeline, dialog] = editor_for(nullptr);
    dialog->present(this);
    dialog->signal_finished().connect([this](auto name, auto priority, auto disposition) { m_participant_list_data->append(name, priority, disposition); });
  }

  auto main::handle_clear() -> void
  {
    m_participant_list_data->remove_all();
  }

  auto main::handle_edit_participant(Glib::VariantBase param) -> void
  {
    auto index = Glib::VariantBase::cast_dynamic<Glib::Variant<int>>(param);
    auto participant = m_participant_list_data->get_item(index.get());
    auto [lifeline, dialog] = editor_for(participant);
    dialog->present(this);
  }

}  // namespace turns::app::windows