#include "Runtime/GuiSys/CHudVisorBeamMenu.hpp"

#include <array>

#include "Runtime/CGameState.hpp"
#include "Runtime/GameGlobalObjects.hpp"
#include "Runtime/Audio/CSfxManager.hpp"
#include "Runtime/GuiSys/CGuiFrame.hpp"
#include "Runtime/GuiSys/CGuiModel.hpp"
#include "Runtime/GuiSys/CGuiTextPane.hpp"
#include "Runtime/GuiSys/CStringTable.hpp"

namespace urde {

constexpr std::array BaseMenuNames{
    "BaseWidget_VisorMenu",
    "BaseWidget_BeamMenu",
};

constexpr std::array TextNames{
    "TextPane_VisorMenu",
    "TextPane_BeamMenu",
};

constexpr std::array BaseTitleNames{
    "basewidget_visormenutitle",
    "basewidget_beammenutitle",
};

constexpr std::array ModelNames{
    "model_visor",
    "model_beam",
};

constexpr std::array<std::array<char, 4>, 2> MenuItemOrders{{
    {'1', '0', '3', '2'},
    {'3', '2', '1', '0'},
}};

constexpr std::array<std::array<int, 4>, 2> MenuStringIdx{{
    {0, 2, 1, 3}, // Combat, XRay, Scan, Thermal
    {4, 5, 6, 7}, // Power, Ice, Wave, Plasma
}};

constexpr std::array<u16, 2> SelectionSfxs{
    SFXui_select_visor,
    SFXui_select_beam,
};

CHudVisorBeamMenu::CHudVisorBeamMenu(CGuiFrame& baseHud, EHudVisorBeamMenu type,
                                     const rstl::reserved_vector<bool, 4>& enables)
: x0_baseHud(baseHud), x4_type(type) {
  x7c_animDur = g_tweakGui->GetBeamVisorMenuAnimTime();
  x80_24_swapBeamControls = g_GameState->GameOptions().GetSwapBeamControls();

  EHudVisorBeamMenu swappedType;
  if (x80_24_swapBeamControls)
    swappedType = EHudVisorBeamMenu(1 - int(x4_type));
  else
    swappedType = x4_type;

  x20_textpane_menu = static_cast<CGuiTextPane*>(x0_baseHud.FindWidget(TextNames[size_t(swappedType)]));
  x1c_basewidget_menutitle = x0_baseHud.FindWidget(BaseTitleNames[size_t(swappedType)]);
  x18_basewidget_menu = x0_baseHud.FindWidget(BaseMenuNames[size_t(swappedType)]);

  x24_model_ghost =
      static_cast<CGuiModel*>(x0_baseHud.FindWidget(fmt::format(FMT_STRING("{}ghost"), ModelNames[size_t(x4_type)])));

  x28_menuItems.resize(4);
  for (size_t i = 0; i < x28_menuItems.size(); i++) {
    const auto modelName = ModelNames[size_t(x4_type)];
    const auto menuItemOrder = MenuItemOrders[size_t(x4_type)][i];

    SMenuItem& item = x28_menuItems[i];
    item.x0_model_loz =
        static_cast<CGuiModel*>(x0_baseHud.FindWidget(fmt::format(FMT_STRING("{}loz{}"), modelName, menuItemOrder)));
    item.x4_model_icon =
        static_cast<CGuiModel*>(x0_baseHud.FindWidget(fmt::format(FMT_STRING("{}icon{}"), modelName, menuItemOrder)));
    item.xc_opacity = enables[i] ? 1.f : 0.f;
  }

  if (x4_type == EHudVisorBeamMenu::Visor) {
    x20_textpane_menu->TextSupport().SetFontColor(g_tweakGuiColors->GetVisorMenuTextFont());
    x20_textpane_menu->TextSupport().SetOutlineColor(g_tweakGuiColors->GetVisorMenuTextOutline());
  } else {
    x20_textpane_menu->TextSupport().SetFontColor(g_tweakGuiColors->GetBeamMenuTextFont());
    x20_textpane_menu->TextSupport().SetOutlineColor(g_tweakGuiColors->GetBeamMenuTextOutline());
  }

  zeus::CColor titleColor = zeus::skWhite;
  titleColor.a() = 0.f;
  x1c_basewidget_menutitle->SetColor(titleColor);

  x20_textpane_menu->TextSupport().SetText(
      g_MainStringTable->GetString(MenuStringIdx[size_t(x4_type)][x8_selectedItem]));

  for (size_t i = 0; i < x28_menuItems.size(); ++i) {
    SMenuItem& item = x28_menuItems[i];
    item.x0_model_loz->SetColor(g_tweakGuiColors->GetVisorBeamMenuLozColor());
    UpdateMenuWidgetTransform(i, *item.x0_model_loz, 1.f);
  }

  Update(0.f, true);
}

void CHudVisorBeamMenu::UpdateMenuWidgetTransform(size_t idx, CGuiWidget& w, float t) {
  const float translate = t * g_tweakGui->GetVisorBeamMenuItemTranslate();
  const float scale =
      t * g_tweakGui->GetVisorBeamMenuItemInactiveScale() + (1.f - t) * g_tweakGui->GetVisorBeamMenuItemActiveScale();
  if (x4_type == EHudVisorBeamMenu::Visor) {
    if (idx == 2) {
      idx = 3;
    } else if (idx == 3) {
      idx = 2;
    }
  } else {
    if (idx == 1) {
      idx = 2;
    } else if (idx == 2) {
      idx = 1;
    }
  }

  switch (idx) {
  case 0:
    w.SetO2WTransform(x18_basewidget_menu->GetWorldTransform() * zeus::CTransform::Translate(0.f, 0.f, translate) *
                      zeus::CTransform::Scale(scale));
    break;
  case 1:
    w.SetO2WTransform(x18_basewidget_menu->GetWorldTransform() * zeus::CTransform::Translate(translate, 0.f, 0.f) *
                      zeus::CTransform::Scale(scale));
    break;
  case 2:
    w.SetO2WTransform(x18_basewidget_menu->GetWorldTransform() * zeus::CTransform::Translate(0.f, 0.f, -translate) *
                      zeus::CTransform::Scale(scale));
    break;
  case 3:
    w.SetO2WTransform(x18_basewidget_menu->GetWorldTransform() * zeus::CTransform::Translate(-translate, 0.f, 0.f) *
                      zeus::CTransform::Scale(scale));
    break;
  default:
    break;
  }
}

void CHudVisorBeamMenu::Update(float dt, bool init) {
  bool curSwapBeamControls = g_GameState->GameOptions().GetSwapBeamControls();
  if (x80_24_swapBeamControls != curSwapBeamControls) {
    x80_24_swapBeamControls = curSwapBeamControls;
    EHudVisorBeamMenu swappedType;
    if (x80_24_swapBeamControls)
      swappedType = EHudVisorBeamMenu(1 - int(x4_type));
    else
      swappedType = x4_type;

    x18_basewidget_menu = x0_baseHud.FindWidget(BaseMenuNames[size_t(swappedType)]);
    x20_textpane_menu = static_cast<CGuiTextPane*>(x0_baseHud.FindWidget(TextNames[size_t(swappedType)]));
    x1c_basewidget_menutitle = x0_baseHud.FindWidget(BaseTitleNames[size_t(swappedType)]);

    for (size_t i = 0; i < x28_menuItems.size(); ++i) {
      SMenuItem& item = x28_menuItems[i];
      UpdateMenuWidgetTransform(i, *item.x4_model_icon, item.x8_positioner);
      UpdateMenuWidgetTransform(i, *item.x0_model_loz, 1.f);
    }

    UpdateMenuWidgetTransform(size_t(x8_selectedItem), *x24_model_ghost, x28_menuItems[x8_selectedItem].x8_positioner);
  }

  zeus::CColor activeColor = g_tweakGuiColors->GetVisorBeamMenuItemActive();
  zeus::CColor inactiveColor = g_tweakGuiColors->GetVisorBeamMenuItemInactive();
  zeus::CColor lozColor = g_tweakGuiColors->GetVisorBeamMenuLozColor();
  std::array<zeus::CColor, 4> tmpColors;

  for (size_t i = 0; i < x28_menuItems.size(); ++i) {
    SMenuItem& item = x28_menuItems[i];
    if (item.xc_opacity > 0.f) {
      item.xc_opacity = std::min(item.xc_opacity + dt, 1.f);
    }
    tmpColors[i] = zeus::CColor::lerp(activeColor, zeus::skClear, item.xc_opacity);
  }

  switch (x6c_animPhase) {
  case EAnimPhase::Steady:
    for (size_t i = 0; i < x28_menuItems.size(); ++i) {
      SMenuItem& item = x28_menuItems[i];

      const bool isSelectedItem = x8_selectedItem == int(i);
      const bool isClear = item.xc_opacity == 0.0f;

      const zeus::CColor& color0 = isSelectedItem ? activeColor : inactiveColor;
      const zeus::CColor& color1 = isSelectedItem ? lozColor : inactiveColor;
      const zeus::CColor iconColor = isClear ? zeus::skClear : color0 + tmpColors[i];
      const zeus::CColor lColor = isClear ? lozColor : color1 + tmpColors[i];

      item.x4_model_icon->SetColor(iconColor);
      item.x0_model_loz->SetColor(lColor);
      item.x8_positioner = isSelectedItem ? 0.f : 1.f;
    }
    x24_model_ghost->SetColor(activeColor);
    break;
  case EAnimPhase::SelectFlash: {
    zeus::CColor color = zeus::skWhite;
    color.a() = 0.f;
    x1c_basewidget_menutitle->SetColor(color);

    zeus::CColor& color0 = std::fmod(x10_interp, 0.1f) > 0.05f ? activeColor : inactiveColor;
    SMenuItem& item0 = x28_menuItems[xc_pendingSelection];
    color = color0 + tmpColors[xc_pendingSelection];
    item0.x4_model_icon->SetColor(color);
    item0.x0_model_loz->SetColor(color);

    SMenuItem& item1 = x28_menuItems[x8_selectedItem];
    color = zeus::CColor::lerp(inactiveColor, activeColor, x10_interp) + tmpColors[x8_selectedItem];
    item1.x4_model_icon->SetColor(color);
    item1.x0_model_loz->SetColor(lozColor);

    for (size_t i = 0; i < x28_menuItems.size(); ++i) {
      const bool isSelectedItem = x8_selectedItem == int(i);
      x28_menuItems[i].x8_positioner = isSelectedItem ? 1.f - x10_interp : 1.f;
    }

    x24_model_ghost->SetColor(zeus::CColor::lerp(activeColor, inactiveColor, item1.x8_positioner));
    break;
  }
  case EAnimPhase::Animate:
    for (size_t i = 0; i < x28_menuItems.size(); ++i) {
      SMenuItem& item = x28_menuItems[i];
      const bool isSelectedItem = x8_selectedItem == int(i);
      const bool isClear = item.xc_opacity == 0.f;
      const zeus::CColor& color0 = isSelectedItem ? activeColor : inactiveColor;
      const zeus::CColor iconColor = isClear ? zeus::skClear : color0 + tmpColors[i];

      item.x4_model_icon->SetColor(iconColor);
      item.x0_model_loz->SetColor((isClear || isSelectedItem) ? lozColor : inactiveColor);
      item.x8_positioner = isSelectedItem ? 1.f - x10_interp : 1.f;
    }
    x24_model_ghost->SetColor(
        zeus::CColor::lerp(activeColor, inactiveColor, x28_menuItems[x8_selectedItem].x8_positioner));
    break;
  default:
    break;
  }

  if (x78_textFader > 0.f) {
    x78_textFader = std::max(0.f, x78_textFader - dt);
    zeus::CColor color = zeus::skWhite;
    color.a() = x78_textFader / x7c_animDur;
    x1c_basewidget_menutitle->SetColor(color);
  }

  if (x14_26_dirty || init) {
    x14_26_dirty = false;
    for (size_t i = 0; i < x28_menuItems.size(); ++i) {
      SMenuItem& item = x28_menuItems[i];
      UpdateMenuWidgetTransform(i, *item.x4_model_icon, item.x8_positioner);
    }
    UpdateMenuWidgetTransform(size_t(x8_selectedItem), *x24_model_ghost, x28_menuItems[x8_selectedItem].x8_positioner);
  }

  if (!x14_24_visibleDebug || !x14_25_visibleGame)
    return;

  x1c_basewidget_menutitle->SetVisibility(x1c_basewidget_menutitle->GetGeometryColor().a() != 0.f,
                                          ETraversalMode::Children);

  for (SMenuItem& item : x28_menuItems) {
    item.x4_model_icon->SetIsVisible(item.x4_model_icon->GetGeometryColor().a() != 0.f);
  }
}

void CHudVisorBeamMenu::UpdateHudAlpha(float alpha) {
  zeus::CColor color = zeus::skWhite;
  color.a() = g_GameState->GameOptions().GetHUDAlpha() / 255.f * alpha;
  x18_basewidget_menu->SetColor(color);
}

void CHudVisorBeamMenu::SetIsVisibleGame(bool v) {
  x14_25_visibleGame = v;
  bool vis = x14_24_visibleDebug && x14_25_visibleGame;
  x18_basewidget_menu->SetVisibility(vis, ETraversalMode::Children);
  if (vis)
    Update(0.f, true);
}

void CHudVisorBeamMenu::SetPlayerHas(const rstl::reserved_vector<bool, 4>& enables) {
  for (size_t i = 0; i < x28_menuItems.size(); ++i) {
    SMenuItem& item = x28_menuItems[i];
    if (item.xc_opacity == 0.f && enables[i]) {
      item.xc_opacity = FLT_EPSILON;
    }
  }
}

void CHudVisorBeamMenu::SetSelection(int selection, int pending, float interp) {
  if (x8_selectedItem == selection && xc_pendingSelection == pending && x10_interp == interp)
    return;

  if (pending != selection) {
    if (x6c_animPhase != EAnimPhase::SelectFlash) {
      CSfxManager::SfxStart(SelectionSfxs[size_t(x4_type)], 1.f, 0.f, false, 0x7f, false, kInvalidAreaId);
    }
    x6c_animPhase = EAnimPhase::SelectFlash;
  } else if (interp < 1.f) {
    x6c_animPhase = EAnimPhase::Animate;
    x20_textpane_menu->TextSupport().SetText(
        g_MainStringTable->GetString(MenuStringIdx[size_t(x4_type)][x8_selectedItem]));
    x20_textpane_menu->TextSupport().SetTypeWriteEffectOptions(true, 0.1f, 16.f);
  } else {
    if (x6c_animPhase != EAnimPhase::Steady)
      x78_textFader = x7c_animDur;
    x6c_animPhase = EAnimPhase::Steady;
  }

  x14_26_dirty = true;
  x8_selectedItem = selection;
  xc_pendingSelection = pending;
  x10_interp = interp;
}

} // namespace urde