#include <SettingsWindow.hpp>
#include <Options.hpp>
#include <imgui.h>
#include <ranges>

bool SettingsWindow::render() {
  const ImVec2 center = ImGui::GetMainViewport()->GetCenter();
  ImGui::SetNextWindowPos(center, ImGuiCond_Appearing, ImVec2(0.5f, 0.5f));

  if(!ImGui::BeginPopupModal("Settings", &isOpen, ImGuiWindowFlags_AlwaysAutoResize))
    return false;
  
  if(!ImGui::BeginTabBar("SettingsTabBar"))
    return false;

  for (auto& [name, tab] : tabs) {
    if (ImGui::BeginTabItem(name.c_str())) {
      tab->render();
      if (tab->modified && !applyEnabled)
        applyEnabled = true;

      ImGui::EndTabItem();
    }
  }

  ImGui::EndTabBar();

  ImGui::BeginDisabled(!applyEnabled);
  if(ImGui::Button("Apply")) {
    applyEnabled = false;
    Options::GetInstance().Apply();

    for (const auto &tab : tabs | std::views::values) {
      tab->modified = false;
    }
  }
  ImGui::EndDisabled();
  
  ImGui::SameLine();
  
  if(ImGui::Button("Cancel")) {
    isOpen = false;
    ImGui::CloseCurrentPopup();
  }
  ImGui::EndPopup();

  return true;
}