/*
	Copyright 2025 flyinghead

	This file is part of Flycast.

    Flycast is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 2 of the License, or
    (at your option) any later version.

    Flycast is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with Flycast.  If not, see <https://www.gnu.org/licenses/>.
 */
#include "settings.h"
#include "gui.h"
#include "IconsFontAwesome6.h"
#include "mainui.h"
#include "oslib/storage.h"
#include "stdclass.h"
#include "achievements/achievements.h"
#include "imgui_stdlib.h"

static void addContentPathCallback(const std::string& path)
{
	auto& contentPath = config::ContentPath.get();
	if (std::count(contentPath.begin(), contentPath.end(), path) == 0)
	{
		scanner.stop();
		contentPath.push_back(path);
		if (gui_state == GuiState::Main)
			// when adding content path from empty game list
			SaveSettings();
		scanner.refresh();
	}
}

void addContentPath(bool start)
{
    const char *title = "Select a Content Folder";
    select_file_popup(title, [](bool cancelled, std::string selection) {
		if (!cancelled)
			addContentPathCallback(selection);
		return true;
    });
#ifdef __ANDROID__
    if (start)
    {
    	bool supported = hostfs::addStorage(true, false, title, [](bool cancelled, std::string selection) {
    		if (!cancelled)
    			addContentPathCallback(selection);
    	});
    	if (!supported)
    		ImGui::OpenPopup(title);
    }
#else
    if (start)
    	ImGui::OpenPopup(title);
#endif
}

void gui_settings_general()
{
	{
		DisabledScope scope(settings.platform.isArcade());

		const char *languages[] = { "Japanese", "English", "German", "French", "Spanish", "Italian", "Default" };
		OptionComboBox("Language", config::Language, languages, std::size(languages),
			"The language as configured in the Dreamcast BIOS");

		const char *broadcast[] = { "NTSC", "PAL", "PAL/M", "PAL/N", "Default" };
		OptionComboBox("Broadcast", config::Broadcast, broadcast, std::size(broadcast),
				"TV broadcasting standard for non-VGA modes");
	}

	const char *consoleRegion[] = { "Japan", "USA", "Europe", "Default" };
	const char *arcadeRegion[] = { "Japan", "USA", "Export", "Korea" };
	const char **region = settings.platform.isArcade() ? arcadeRegion : consoleRegion;
	OptionComboBox("Region", config::Region, region, std::size(consoleRegion),
				"BIOS region");

	const char *cable[] = { "VGA", "RGB Component", "TV Composite" };
	{
		DisabledScope scope(config::Cable.isReadOnly() || settings.platform.isArcade());

		const char *value = config::Cable == 0 ? cable[0]
				: config::Cable > 0 && config::Cable <= (int)std::size(cable) ? cable[config::Cable - 1]
				: "?";
		if (ImGui::BeginCombo("Cable", value, ImGuiComboFlags_None))
		{
			for (int i = 0; i < IM_ARRAYSIZE(cable); i++)
			{
				bool is_selected = i == 0 ? config::Cable <= 1 : config::Cable - 1 == i;
				if (ImGui::Selectable(cable[i], &is_selected))
					config::Cable = i == 0 ? 0 : i + 1;
				if (is_selected)
					ImGui::SetItemDefaultFocus();
			}
			ImGui::EndCombo();
		}
        ImGui::SameLine();
        ShowHelpMarker("Video connection type");
	}

#if !defined(TARGET_IPHONE)
    ImVec2 size;
    size.x = 0.0f;
    size.y = (ImGui::GetTextLineHeightWithSpacing() + ImGui::GetStyle().FramePadding.y * 2.f)
    				* (config::ContentPath.get().size() + 1);

    if (BeginListBox("Content Location", size, ImGuiWindowFlags_NavFlattened))
    {
    	int to_delete = -1;
        for (u32 i = 0; i < config::ContentPath.get().size(); i++)
        {
        	ImguiID _(config::ContentPath.get()[i].c_str());
            ImGui::AlignTextToFramePadding();
            float maxW = ImGui::GetContentRegionAvail().x - ImGui::CalcTextSize(ICON_FA_TRASH_CAN).x - ImGui::GetStyle().FramePadding.x * 2
            		 - ImGui::GetStyle().ItemSpacing.x;
            std::string s = middleEllipsis(config::ContentPath.get()[i], maxW);
        	ImGui::Text("%s", s.c_str());
        	ImGui::SameLine(0, maxW - ImGui::CalcTextSize(s.c_str()).x + ImGui::GetStyle().ItemSpacing.x);
        	if (ImGui::Button(ICON_FA_TRASH_CAN))
        		to_delete = i;
        }

        ImguiStyleVar _(ImGuiStyleVar_FramePadding, ScaledVec2(24, 3));
        const bool addContent = ImGui::Button("Add");
        addContentPath(addContent);
        ImGui::SameLine();

        if (ImGui::Button("Rescan Content"))
			scanner.refresh();
        scrollWhenDraggingOnVoid();

		ImGui::EndListBox();
    	if (to_delete >= 0)
    	{
    		scanner.stop();
    		config::ContentPath.get().erase(config::ContentPath.get().begin() + to_delete);
			scanner.refresh();
    	}
    }
    ImGui::SameLine();
    ShowHelpMarker("The folders where your games are stored");

    size.y = ImGui::GetTextLineHeightWithSpacing() * 1.25f + ImGui::GetStyle().FramePadding.y * 2.0f;

#if defined(__linux__) && !defined(__ANDROID__)
    if (BeginListBox("Data Folder", size, ImGuiWindowFlags_NavFlattened))
    {
    	ImGui::AlignTextToFramePadding();
    	float w = ImGui::GetContentRegionAvail().x - ImGui::GetStyle().FramePadding.x;
    	std::string s = middleEllipsis(get_writable_data_path(""), w);
        ImGui::Text("%s", s.c_str());
        ImGui::EndListBox();
    }
    ImGui::SameLine();
    ShowHelpMarker("The folder containing BIOS files, as well as saved VMUs and states");
#else
#if defined(__ANDROID__) || defined(TARGET_MAC)
    size.y += ImGui::GetTextLineHeightWithSpacing() * 1.25f;
#endif
    if (BeginListBox("Home Folder", size, ImGuiWindowFlags_NavFlattened))
    {
    	ImGui::AlignTextToFramePadding();
    	float w = ImGui::GetContentRegionAvail().x - ImGui::GetStyle().FramePadding.x;
    	std::string s = middleEllipsis(get_writable_config_path(""), w);
        ImGui::Text("%s", s.c_str());
        ImguiStyleVar _(ImGuiStyleVar_FramePadding, ScaledVec2(24, 3));
#ifdef __ANDROID__
        {
        	DisabledScope _(!config::UseSafFilePicker);
			if (ImGui::Button("Import"))
				hostfs::importHomeDirectory();
			ImGui::SameLine();
			if (ImGui::Button("Export"))
				hostfs::exportHomeDirectory();
        }
#endif
#ifdef TARGET_MAC
        if (ImGui::Button("Reveal in Finder"))
        {
            char temp[512];
            snprintf(temp, sizeof(temp), "open \"%s\"", get_writable_config_path("").c_str());
            system(temp);
        }
#endif
        ImGui::EndListBox();
    }
    ImGui::SameLine();
    ShowHelpMarker("The folder where Flycast saves configuration files and VMUs. BIOS files should be in a subfolder named \"data\"");
#endif // !linux
#else // TARGET_IPHONE
    {
    	ImguiStyleVar _(ImGuiStyleVar_FramePadding, ScaledVec2(24, 3));
		if (ImGui::Button("Rescan Content"))
			scanner.refresh();
    }
#endif

	OptionCheckbox("Box Art Game List", config::BoxartDisplayMode,
			"Display game cover art in the game list.");
	OptionCheckbox("Fetch Box Art", config::FetchBoxart,
			"Fetch cover images from TheGamesDB.net.");
	if (OptionSlider("UI Scaling", config::UIScaling, 50, 200, "Adjust the size of UI elements and fonts.", "%d%%"))
		uiUserScaleUpdated = true;
	if (uiUserScaleUpdated)
	{
		ImGui::SameLine();
		if (ImGui::Button("Apply")) {
			mainui_reinit();
			uiUserScaleUpdated = false;
		}
	}

	const char *themes[] = { "Dark", "Light", "Dreamcast", "High Contrast", "Nintendo", "Aqua Chill" };
	int previousUITheme = config::UITheme;
	OptionComboBox("UI Theme", config::UITheme, themes, std::size(themes),
			"Select the UI color theme.");
	// Auto-apply theme when selection changes
	if (previousUITheme != config::UITheme) {
		applyCurrentTheme();
	}

	if (OptionCheckbox("Hide Legacy Naomi Roms", config::HideLegacyNaomiRoms,
			"Hide .bin, .dat and .lst files from the content browser"))
		scanner.refresh();
#ifdef __ANDROID__
	OptionCheckbox("Use SAF File Picker", config::UseSafFilePicker,
			"Use Android Storage Access Framework file picker to select folders and files. Ignored on Android 10 and later.");
#endif

	ImGui::Text("Automatic State:");
	OptionCheckbox("Load", config::AutoLoadState,
			"Load the last saved state of the game when starting");
	ImGui::SameLine();
	OptionCheckbox("Save", config::AutoSaveState,
			"Save the state of the game when stopping");
	OptionCheckbox("Naomi Free Play", config::ForceFreePlay, "Configure Naomi games in Free Play mode.");
#if USE_DISCORD
	OptionCheckbox("Discord Presence", config::DiscordPresence, "Show which game you are playing on Discord");
#endif
#ifdef USE_RACHIEVEMENTS
	OptionCheckbox("Enable RetroAchievements", config::EnableAchievements, "Track your game achievements using RetroAchievements.org");
	{
		DisabledScope _(!config::EnableAchievements);
		ImGui::Indent();
		OptionCheckbox("Hardcore Mode", config::AchievementsHardcoreMode,
				"Enable RetroAchievements hardcore mode. Using cheats and loading a state are not allowed in this mode.");
		ImGui::InputText("Username", &config::AchievementsUserName.get(),
				achievements::isLoggedOn() ? ImGuiInputTextFlags_ReadOnly : ImGuiInputTextFlags_None, nullptr, nullptr);
		if (config::EnableAchievements)
		{
			static std::future<void> futureLogin;
			achievements::init();
			if (achievements::isLoggedOn())
			{
				ImGui::Text("Authentication successful");
				if (futureLogin.valid())
					futureLogin.get();
				if (ImGui::Button("Logout", ScaledVec2(100, 0)))
					achievements::logout();
			}
			else
			{
				static char password[256];
				ImGui::InputText("Password", password, sizeof(password), ImGuiInputTextFlags_Password, nullptr, nullptr);
				if (futureLogin.valid())
				{
					if (futureLogin.wait_for(std::chrono::seconds::zero()) == std::future_status::timeout) {
						ImGui::Text("Authenticating...");
					}
					else
					{
						try {
							futureLogin.get();
						} catch (const FlycastException& e) {
							gui_error(e.what());
						}
					}
				}
				{
					DisabledScope _(config::AchievementsUserName.get().empty() || password[0] == '\0');
					if (ImGui::Button("Login", ScaledVec2(100, 0)) && !futureLogin.valid())
					{
						futureLogin = achievements::login(config::AchievementsUserName.get().c_str(), password);
						memset(password, 0, sizeof(password));
					}
				}
			}
		}
		ImGui::Unindent();
	}
#endif
}

static void applyDarkTheme()
{
	// Reset style first, then apply dark colors - exactly like original Flycast
	ImGui::GetStyle() = ImGuiStyle{};
	ImGui::StyleColorsDark();

	// Apply original Flycast styling to match exactly how it was
	ImGuiStyle& style = ImGui::GetStyle();
	style.TabRounding = 5.0f;
	style.FrameRounding = 3.0f;
	style.ItemSpacing = ImVec2(8, 8);		// from 8,4
	style.ItemInnerSpacing = ImVec2(4, 6);	// from 4,4

	// Reset style properties to defaults to ensure clean theme switching
	style.TabBorderSize = 0.0f;        // Revert to default
	style.FrameBorderSize = 0.0f;      // Revert to default
}

static void applyLightTheme()
{
	ImGui::StyleColorsLight();
	ImGuiStyle& style = ImGui::GetStyle();

	// Improved light theme with better contrast
	style.Colors[ImGuiCol_Text] = ImVec4(0.00f, 0.00f, 0.00f, 1.00f);           // Black text
	style.Colors[ImGuiCol_TextDisabled] = ImVec4(0.40f, 0.40f, 0.40f, 1.00f);   // Darker gray for disabled text

	style.Colors[ImGuiCol_WindowBg] = ImVec4(0.94f, 0.94f, 0.97f, 1.00f);       // Very light blue-gray
	style.Colors[ImGuiCol_PopupBg] = ImVec4(0.98f, 0.98f, 1.00f, 1.00f);        // Almost white for popups (fully opaque)

	style.Colors[ImGuiCol_Border] = ImVec4(0.70f, 0.70f, 0.80f, 0.50f);         // Medium blue-gray borders (semi-transparent ok)
	style.Colors[ImGuiCol_BorderShadow] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);   // No border shadows

	// Darker frame backgrounds (unchecked boxes, etc.)
	style.Colors[ImGuiCol_FrameBg] = ImVec4(0.70f, 0.70f, 0.80f, 1.00f);        // Darker blue-gray backgrounds
	style.Colors[ImGuiCol_FrameBgHovered] = ImVec4(0.60f, 0.60f, 0.75f, 1.00f); // Slightly darker when hovered
	style.Colors[ImGuiCol_FrameBgActive] = ImVec4(0.50f, 0.50f, 0.70f, 1.00f);  // Even darker when active

	style.Colors[ImGuiCol_TitleBg] = ImVec4(0.70f, 0.70f, 0.85f, 1.00f);        // Light blue-gray title bar
	style.Colors[ImGuiCol_TitleBgActive] = ImVec4(0.60f, 0.60f, 0.80f, 1.00f);  // Darker title bar when active
	style.Colors[ImGuiCol_TitleBgCollapsed] = ImVec4(0.80f, 0.80f, 0.90f, 0.75f); // Lighter when collapsed (transparency ok)

	style.Colors[ImGuiCol_MenuBarBg] = ImVec4(0.80f, 0.80f, 0.90f, 1.00f);      // Light blue-gray menu bar

	style.Colors[ImGuiCol_ScrollbarBg] = ImVec4(0.85f, 0.85f, 0.90f, 1.00f);    // Very light scrollbar background
	style.Colors[ImGuiCol_ScrollbarGrab] = ImVec4(0.65f, 0.65f, 0.80f, 1.00f);  // Medium blue-gray scrollbar (fully opaque)
	style.Colors[ImGuiCol_ScrollbarGrabHovered] = ImVec4(0.55f, 0.55f, 0.75f, 1.00f); // Darker when hovered (fully opaque)
	style.Colors[ImGuiCol_ScrollbarGrabActive] = ImVec4(0.45f, 0.45f, 0.70f, 1.00f);  // Even darker when active (fully opaque)

	style.Colors[ImGuiCol_CheckMark] = ImVec4(0.00f, 0.45f, 0.90f, 1.00f);      // Bright blue checkmarks

	style.Colors[ImGuiCol_SliderGrab] = ImVec4(0.50f, 0.50f, 0.80f, 1.00f);     // Medium blue-gray slider (fully opaque)
	style.Colors[ImGuiCol_SliderGrabActive] = ImVec4(0.40f, 0.40f, 0.70f, 1.00f); // Darker when active (fully opaque)

	style.Colors[ImGuiCol_Button] = ImVec4(0.67f, 0.67f, 0.83f, 1.00f);         // Medium blue-gray buttons (fully opaque)
	style.Colors[ImGuiCol_ButtonHovered] = ImVec4(0.57f, 0.57f, 0.77f, 1.00f);  // Darker when hovered (fully opaque)
	style.Colors[ImGuiCol_ButtonActive] = ImVec4(0.47f, 0.47f, 0.73f, 1.00f);   // Even darker when active (fully opaque)

	style.Colors[ImGuiCol_Header] = ImVec4(0.60f, 0.60f, 0.80f, 0.80f);         // Medium blue-gray headers (semi-transparent ok)
	style.Colors[ImGuiCol_HeaderHovered] = ImVec4(0.50f, 0.50f, 0.75f, 1.00f);  // Darker when hovered (fully opaque)
	style.Colors[ImGuiCol_HeaderActive] = ImVec4(0.45f, 0.45f, 0.70f, 1.00f);   // Even darker when active (fully opaque)

	style.Colors[ImGuiCol_Separator] = ImVec4(0.60f, 0.60f, 0.70f, 0.60f);      // Visible separators (semi-transparent ok)

	style.Colors[ImGuiCol_Tab] = ImVec4(0.65f, 0.65f, 0.80f, 1.00f);            // Medium blue-gray tabs (fully opaque)
	style.Colors[ImGuiCol_TabHovered] = ImVec4(0.55f, 0.55f, 0.75f, 1.00f);     // Darker when hovered (fully opaque)
	style.Colors[ImGuiCol_TabActive] = ImVec4(0.50f, 0.50f, 0.70f, 1.00f);      // Even darker when active (fully opaque)
	style.Colors[ImGuiCol_TabUnfocused] = ImVec4(0.75f, 0.75f, 0.85f, 1.00f);   // Lighter when unfocused (fully opaque)
	style.Colors[ImGuiCol_TabUnfocusedActive] = ImVec4(0.65f, 0.65f, 0.80f, 1.00f); // Medium when unfocused but active (fully opaque)

	style.Colors[ImGuiCol_TextSelectedBg] = ImVec4(0.45f, 0.45f, 0.85f, 0.35f); // Visible selection background (transparency ok)

	style.TabBorderSize = 0.0f;        // Revert to default
	style.FrameBorderSize = 0.0f;      // Revert to default
}

static void applyDreamcastTheme()
{
	ImGui::StyleColorsDark();
	ImGuiStyle& style = ImGui::GetStyle();

	// Dreamcast-inspired theme with higher contrast
	// Pure white text - maximum brightness
	style.Colors[ImGuiCol_Text] = ImVec4(1.00f, 1.00f, 1.00f, 1.00f);           // Pure white text
	style.Colors[ImGuiCol_TextDisabled] = ImVec4(0.70f, 0.70f, 0.70f, 0.50f);   // More transparent for disabled text (transparency ok)

	// Darker backgrounds for higher contrast
	style.Colors[ImGuiCol_WindowBg] = ImVec4(0.05f, 0.07f, 0.10f, 1.00f);      // Much darker DC Menu Background for contrast
	style.Colors[ImGuiCol_ChildBg] = ImVec4(0.05f, 0.07f, 0.10f, 1.00f);       // Match window background
	style.Colors[ImGuiCol_TitleBg] = ImVec4(0.13f, 0.16f, 0.40f, 1.00f);      // DC Logo Blue (fully opaque)
	style.Colors[ImGuiCol_TitleBgActive] = ImVec4(0.18f, 0.22f, 0.50f, 1.00f);  // Brighter DC Blue when active
	style.Colors[ImGuiCol_TitleBgCollapsed] = ImVec4(0.00f, 0.43f, 0.73f, 0.70f); // More transparent when collapsed (transparency ok)
	style.Colors[ImGuiCol_MenuBarBg] = ImVec4(0.10f, 0.12f, 0.15f, 1.00f);     // Dark but slightly lighter than window
	style.Colors[ImGuiCol_ScrollbarBg] = ImVec4(0.05f, 0.07f, 0.10f, 1.00f);   // Darker, same as window background
	style.Colors[ImGuiCol_ScrollbarGrab] = ImVec4(0.95f, 0.95f, 0.95f, 1.00f); // DC Shell White (fully opaque)
	style.Colors[ImGuiCol_ScrollbarGrabHovered] = ImVec4(0.95f, 0.95f, 0.95f, 1.00f); // Fully opaque when hovered
	style.Colors[ImGuiCol_ScrollbarGrabActive] = ImVec4(0.95f, 0.95f, 0.95f, 1.00f); // Fully opaque when active

	// Controller button colors - more vibrant
	style.Colors[ImGuiCol_Button] = ImVec4(0.90f, 0.50f, 0.10f, 1.00f);        // Brighter orange buttons
	style.Colors[ImGuiCol_ButtonHovered] = ImVec4(1.00f, 0.70f, 0.40f, 1.00f); // Brighter when hovered
	style.Colors[ImGuiCol_ButtonActive] = ImVec4(0.95f, 0.45f, 0.00f, 1.00f);  // Brighter when active

	style.Colors[ImGuiCol_PopupBg] = ImVec4(0.05f, 0.07f, 0.10f, 1.00f);       // Darker DC Menu Background (100% opaque)
	style.Colors[ImGuiCol_FrameBg] = ImVec4(0.15f, 0.17f, 0.22f, 1.00f);       // Darker DC Menu (fully opaque)
	style.Colors[ImGuiCol_FrameBgHovered] = ImVec4(0.10f, 0.70f, 0.50f, 1.00f); // Brighter Y Button (Green) (fully opaque)
	style.Colors[ImGuiCol_FrameBgActive] = ImVec4(0.06f, 0.60f, 0.35f, 1.00f);  // Y Button (Green) (fully opaque)

	style.Colors[ImGuiCol_Header] = ImVec4(0.15f, 0.18f, 0.45f, 1.00f);        // Brighter B Button (Blue) (fully opaque)
	style.Colors[ImGuiCol_HeaderHovered] = ImVec4(0.20f, 0.23f, 0.55f, 1.00f); // Even brighter B Button (Blue) (fully opaque)
	style.Colors[ImGuiCol_HeaderActive] = ImVec4(0.10f, 0.13f, 0.33f, 1.00f);  // B Button darker

	// A Button Red - more vibrant
	style.Colors[ImGuiCol_CheckMark] = ImVec4(1.00f, 0.30f, 0.30f, 1.00f);     // Brighter A Button (Red) - fully opaque
	style.Colors[ImGuiCol_SliderGrab] = ImVec4(1.00f, 0.30f, 0.30f, 1.00f);    // Brighter A Button (Red) (fully opaque)
	style.Colors[ImGuiCol_SliderGrabActive] = ImVec4(0.90f, 0.20f, 0.20f, 1.00f); // A Button darker

	// Tabs - using X Button Blue - more vibrant
	style.Colors[ImGuiCol_Tab] = ImVec4(0.13f, 0.16f, 0.40f, 1.00f);           // X Button Blue
	style.Colors[ImGuiCol_TabHovered] = ImVec4(0.25f, 0.30f, 0.60f, 1.00f);    // Brighter when hovered (fully opaque)
	style.Colors[ImGuiCol_TabActive] = ImVec4(0.30f, 0.35f, 0.65f, 1.00f);     // Much brighter & whiter when active
	style.Colors[ImGuiCol_TabUnfocused] = ImVec4(0.13f, 0.16f, 0.40f, 1.00f);  // Same blue but fully opaque
	style.Colors[ImGuiCol_TabUnfocusedActive] = ImVec4(0.25f, 0.30f, 0.60f, 1.00f); // Brighter for unfocused active (fully opaque)

	// Other elements - more vibrant
	style.Colors[ImGuiCol_Border] = ImVec4(1.00f, 0.85f, 0.25f, 0.70f);         // Brighter DC "X" yellow borders (some transparency ok)
	style.Colors[ImGuiCol_BorderShadow] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);   // No border shadows
	style.Colors[ImGuiCol_Separator] = ImVec4(0.00f, 0.50f, 0.80f, 0.75f);      // Brighter DC Logo Blue separators (some transparency ok)
	style.Colors[ImGuiCol_TextSelectedBg] = ImVec4(1.00f, 0.50f, 0.00f, 0.35f); // DC Swirl Orange selection (transparency ok)

	// Table colors - more vibrant
	style.Colors[ImGuiCol_TableHeaderBg] = ImVec4(0.15f, 0.18f, 0.45f, 1.00f);  // Brighter X Button Blue for headers (fully opaque)
	style.Colors[ImGuiCol_TableBorderStrong] = ImVec4(0.00f, 0.50f, 0.80f, 1.00f); // Brighter DC Logo Blue borders
	style.Colors[ImGuiCol_TableBorderLight] = ImVec4(0.00f, 0.50f, 0.80f, 0.70f);  // Brighter borders (some transparency ok)
	style.Colors[ImGuiCol_TableRowBg] = ImVec4(0.05f, 0.07f, 0.10f, 1.00f);     // Same as window bg
	style.Colors[ImGuiCol_TableRowBgAlt] = ImVec4(0.10f, 0.12f, 0.15f, 1.00f);  // Slightly lighter for alt rows
}

static void applyHighContrastTheme()
{
	ImGui::StyleColorsDark();
	ImGuiStyle& style = ImGui::GetStyle();

	// High contrast theme with Dreamcast color accents
	// Base colors - extreme contrast
	style.Colors[ImGuiCol_Text] = ImVec4(1.00f, 1.00f, 1.00f, 1.00f);           // Pure white text
	style.Colors[ImGuiCol_TextDisabled] = ImVec4(0.75f, 0.75f, 0.75f, 1.00f);   // Light gray for disabled text

	style.Colors[ImGuiCol_WindowBg] = ImVec4(0.00f, 0.00f, 0.00f, 1.00f);       // Pure black background
	style.Colors[ImGuiCol_ChildBg] = ImVec4(0.05f, 0.05f, 0.05f, 1.00f);        // Very dark gray child windows
	style.Colors[ImGuiCol_PopupBg] = ImVec4(0.07f, 0.07f, 0.09f, 1.00f);        // Very dark for popups

	style.Colors[ImGuiCol_Border] = ImVec4(0.00f, 0.43f, 0.73f, 0.50f);         // DC Logo Blue borders (semi-transparent ok)
	style.Colors[ImGuiCol_BorderShadow] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);   // No shadows

	// Frame elements (checkboxes, input fields)
	style.Colors[ImGuiCol_FrameBg] = ImVec4(0.20f, 0.20f, 0.20f, 1.00f);        // Dark gray frame backgrounds
	style.Colors[ImGuiCol_FrameBgHovered] = ImVec4(0.30f, 0.30f, 0.30f, 1.00f); // Medium gray when hovered
	style.Colors[ImGuiCol_FrameBgActive] = ImVec4(0.15f, 0.15f, 0.15f, 1.00f);  // Darker gray when active

	// Title bars
	style.Colors[ImGuiCol_TitleBg] = ImVec4(0.10f, 0.10f, 0.10f, 1.00f);        // Dark gray title bar
	style.Colors[ImGuiCol_TitleBgActive] = ImVec4(0.00f, 0.43f, 0.73f, 1.00f);  // DC Logo Blue active title
	style.Colors[ImGuiCol_TitleBgCollapsed] = ImVec4(0.00f, 0.43f, 0.73f, 0.50f); // Semi-transparent when collapsed (transparency ok)

	style.Colors[ImGuiCol_MenuBarBg] = ImVec4(0.10f, 0.10f, 0.10f, 1.00f);      // Dark gray menu bar

	// Scrollbars
	style.Colors[ImGuiCol_ScrollbarBg] = ImVec4(0.10f, 0.10f, 0.10f, 1.00f);    // Dark scrollbar background
	style.Colors[ImGuiCol_ScrollbarGrab] = ImVec4(0.40f, 0.40f, 0.40f, 1.00f);  // Medium gray scrollbar
	style.Colors[ImGuiCol_ScrollbarGrabHovered] = ImVec4(0.56f, 0.56f, 0.56f, 1.00f); // Lighter when hovered
	style.Colors[ImGuiCol_ScrollbarGrabActive] = ImVec4(0.00f, 0.65f, 0.90f, 1.00f);  // DC Highlight Blue when active

	// Interactive elements
	style.Colors[ImGuiCol_CheckMark] = ImVec4(1.00f, 0.50f, 0.00f, 1.00f);      // DC Swirl Orange for checkmarks

	style.Colors[ImGuiCol_SliderGrab] = ImVec4(0.00f, 0.65f, 0.90f, 1.00f);     // DC Highlight Blue for sliders
	style.Colors[ImGuiCol_SliderGrabActive] = ImVec4(1.00f, 0.50f, 0.00f, 1.00f); // DC Swirl Orange when active

	// Buttons
	style.Colors[ImGuiCol_Button] = ImVec4(0.00f, 0.43f, 0.73f, 1.00f);         // DC Logo Blue buttons
	style.Colors[ImGuiCol_ButtonHovered] = ImVec4(0.00f, 0.65f, 0.90f, 1.00f);  // DC Highlight Blue when hovered
	style.Colors[ImGuiCol_ButtonActive] = ImVec4(0.00f, 0.33f, 0.60f, 1.00f);   // Darker blue when active

	// Headers (collapsing headers, tree nodes)
	style.Colors[ImGuiCol_Header] = ImVec4(0.00f, 0.43f, 0.73f, 0.80f);         // Semi-transparent DC Logo Blue (some transparency ok)
	style.Colors[ImGuiCol_HeaderHovered] = ImVec4(0.00f, 0.65f, 0.90f, 1.00f);  // DC Highlight Blue when hovered (fully opaque)
	style.Colors[ImGuiCol_HeaderActive] = ImVec4(0.00f, 0.43f, 0.73f, 1.00f);   // Solid DC Logo Blue when active

	// Tables
	style.Colors[ImGuiCol_TableHeaderBg] = ImVec4(0.15f, 0.15f, 0.15f, 1.00f);  // Dark gray table headers
	style.Colors[ImGuiCol_TableBorderStrong] = ImVec4(0.00f, 0.43f, 0.73f, 1.00f); // DC Logo Blue table borders
	style.Colors[ImGuiCol_TableBorderLight] = ImVec4(0.00f, 0.43f, 0.73f, 0.50f);  // Lighter DC Logo Blue inner borders (semi-transparent ok)

	// Tabs
	style.Colors[ImGuiCol_Tab] = ImVec4(0.15f, 0.15f, 0.15f, 1.00f);            // Dark gray tabs
	style.Colors[ImGuiCol_TabHovered] = ImVec4(0.00f, 0.65f, 0.90f, 1.00f);     // DC Highlight Blue when hovered
	style.Colors[ImGuiCol_TabActive] = ImVec4(0.00f, 0.43f, 0.73f, 1.00f);      // DC Logo Blue when active
	style.Colors[ImGuiCol_TabUnfocused] = ImVec4(0.15f, 0.15f, 0.15f, 1.00f);   // Dark gray when unfocused
	style.Colors[ImGuiCol_TabUnfocusedActive] = ImVec4(0.00f, 0.43f, 0.73f, 1.00f); // DC Logo Blue when unfocused but active (fully opaque)

	// Other UI elements
	style.Colors[ImGuiCol_Separator] = ImVec4(1.00f, 1.00f, 1.00f, 0.40f);      // Semi-transparent white separators (transparency ok)
	style.Colors[ImGuiCol_TextSelectedBg] = ImVec4(1.00f, 0.50f, 0.00f, 0.35f); // Semi-transparent DC Swirl Orange selection (transparency ok)

	// Increase contrast even more
	style.Alpha = 1.0f;                // No transparency
	style.FrameBorderSize = 1.0f;      // Add borders to frames
	style.WindowBorderSize = 1.0f;     // Add borders to windows
	style.PopupBorderSize = 1.0f;      // Add borders to popups
	style.TabBorderSize = 1.0f;        // Add borders to tabs
}

static void applyNintendoTheme()
{
	ImGui::StyleColorsDark();
	ImGuiStyle& style = ImGui::GetStyle();

	// Nintendo color palette
	ImVec4 nintendoRed = ImVec4(0.90f, 0.10f, 0.10f, 1.00f);            // Nintendo logo/Switch red
	ImVec4 nintendoRedLight = ImVec4(1.00f, 0.30f, 0.30f, 1.00f);       // Lighter red
	ImVec4 nintendoRedDark = ImVec4(0.65f, 0.05f, 0.05f, 1.00f);        // Darker red

	ImVec4 luigiGreen = ImVec4(0.00f, 0.65f, 0.00f, 1.00f);             // Luigi green
	ImVec4 luigiGreenLight = ImVec4(0.30f, 0.85f, 0.30f, 1.00f);        // Lighter green

	ImVec4 gameboy = ImVec4(0.70f, 0.80f, 0.15f, 1.00f);                // GameBoy screen color
	ImVec4 gamecubePurple = ImVec4(0.35f, 0.20f, 0.65f, 1.00f);         // GameCube purple

	// Text colors
	style.Colors[ImGuiCol_Text] = ImVec4(1.00f, 1.00f, 1.00f, 1.00f);           // Pure white text
	style.Colors[ImGuiCol_TextDisabled] = ImVec4(0.70f, 0.70f, 0.70f, 0.65f);   // Light gray for disabled (keep transparency)

	// Window background and elements - darker blue-black like classic consoles
	style.Colors[ImGuiCol_WindowBg] = ImVec4(0.03f, 0.03f, 0.10f, 1.00f);       // Dark blue-black background (fully opaque)
	style.Colors[ImGuiCol_ChildBg] = ImVec4(0.03f, 0.03f, 0.10f, 1.00f);        // Match window background (fully opaque)
	style.Colors[ImGuiCol_PopupBg] = ImVec4(0.02f, 0.02f, 0.08f, 1.00f);        // Slightly darker for popup (fully opaque)

	// Frame elements - using GameCube purple for frames
	style.Colors[ImGuiCol_FrameBg] = ImVec4(0.12f, 0.08f, 0.20f, 1.00f);        // Dark purple-ish background (fully opaque)
	style.Colors[ImGuiCol_FrameBgHovered] = ImVec4(0.20f, 0.14f, 0.35f, 1.00f); // Lighter purple when hovered (fully opaque)
	style.Colors[ImGuiCol_FrameBgActive] = gamecubePurple;                      // GameCube purple when active

	// Title elements - using Nintendo red
	style.Colors[ImGuiCol_TitleBg] = ImVec4(0.05f, 0.05f, 0.12f, 1.00f);        // Dark blue background (fully opaque)
	style.Colors[ImGuiCol_TitleBgActive] = nintendoRed;                         // Nintendo red for active title
	style.Colors[ImGuiCol_TitleBgCollapsed] = ImVec4(0.05f, 0.05f, 0.12f, 0.75f); // Keep semi-transparent when collapsed
	style.Colors[ImGuiCol_MenuBarBg] = ImVec4(0.08f, 0.08f, 0.15f, 1.00f);      // Dark menu bar (fully opaque)

	// Scrollbars - GameBoy inspired
	style.Colors[ImGuiCol_ScrollbarBg] = ImVec4(0.04f, 0.04f, 0.10f, 1.00f);    // Dark scrollbar background (fully opaque)
	style.Colors[ImGuiCol_ScrollbarGrab] = ImVec4(0.30f, 0.40f, 0.10f, 1.00f);  // GameBoy green-yellow (fully opaque)
	style.Colors[ImGuiCol_ScrollbarGrabHovered] = ImVec4(0.50f, 0.60f, 0.15f, 1.00f); // Brighter GameBoy color (fully opaque)
	style.Colors[ImGuiCol_ScrollbarGrabActive] = gameboy;                       // Full GameBoy color when active

	// Button elements - Nintendo red
	style.Colors[ImGuiCol_Button] = nintendoRed;                                // Nintendo red button
	style.Colors[ImGuiCol_ButtonHovered] = nintendoRedLight;                    // Lighter red when hovered
	style.Colors[ImGuiCol_ButtonActive] = nintendoRedDark;                      // Darker red when active

	// Interactive elements - Luigi green for checkmarks and sliders
	style.Colors[ImGuiCol_CheckMark] = luigiGreenLight;                         // Bright Luigi green for checkmarks
	style.Colors[ImGuiCol_SliderGrab] = luigiGreen;                             // Luigi green for sliders
	style.Colors[ImGuiCol_SliderGrabActive] = luigiGreenLight;                  // Lighter when active

	// Headers (collapsing headers, tree nodes) - GameCube purple
	style.Colors[ImGuiCol_Header] = ImVec4(0.20f, 0.12f, 0.35f, 1.00f);         // GameCube purple (fully opaque)
	style.Colors[ImGuiCol_HeaderHovered] = gamecubePurple;                      // Full purple when hovered
	style.Colors[ImGuiCol_HeaderActive] = ImVec4(0.45f, 0.25f, 0.75f, 1.00f);   // Brighter purple when active

	// Tab elements - Red/green for Mario/Luigi contrast
	style.Colors[ImGuiCol_Tab] = ImVec4(0.15f, 0.10f, 0.30f, 1.00f);            // Dark purple tabs (fully opaque)
	style.Colors[ImGuiCol_TabHovered] = luigiGreenLight;                        // Luigi green when hovered
	style.Colors[ImGuiCol_TabActive] = nintendoRed;                             // Mario red when active
	style.Colors[ImGuiCol_TabUnfocused] = ImVec4(0.10f, 0.08f, 0.20f, 1.00f);   // Darker when unfocused (fully opaque)
	style.Colors[ImGuiCol_TabUnfocusedActive] = ImVec4(0.40f, 0.10f, 0.10f, 1.00f); // Darker red when unfocused but active (fully opaque)

	// Border and separator
	style.Colors[ImGuiCol_Border] = ImVec4(0.40f, 0.40f, 0.50f, 0.50f);         // Keep subtle border transparency
	style.Colors[ImGuiCol_BorderShadow] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);   // No shadows
	style.Colors[ImGuiCol_Separator] = nintendoRed;                             // Nintendo red separators

	// Table elements
	style.Colors[ImGuiCol_TableHeaderBg] = ImVec4(0.15f, 0.10f, 0.25f, 1.00f);      // Dark purple headers (fully opaque)
	style.Colors[ImGuiCol_TableBorderStrong] = nintendoRed;                         // Nintendo red strong borders
	style.Colors[ImGuiCol_TableBorderLight] = ImVec4(0.40f, 0.10f, 0.10f, 0.70f);   // Lighter red inner borders (keep transparency)
	style.Colors[ImGuiCol_TableRowBg] = ImVec4(0.03f, 0.03f, 0.10f, 1.00f);         // Match window background (fully opaque)
	style.Colors[ImGuiCol_TableRowBgAlt] = ImVec4(0.06f, 0.06f, 0.14f, 1.00f);      // Slightly lighter for alt rows (fully opaque)

	// Selected text - keep transparency for selection highlight
	style.Colors[ImGuiCol_TextSelectedBg] = ImVec4(luigiGreen.x, luigiGreen.y, luigiGreen.z, 0.35f); // Semi-transparent Luigi green

	// Reset to defaults for these
	style.TabBorderSize = 0.0f;
	style.FrameBorderSize = 0.0f;
}

static void applySoftTheme()
{
	ImGui::StyleColorsDark();
	ImGuiStyle& style = ImGui::GetStyle();

	// Soft, blue/turquoise theme that's easy on the eyes
	// Soft text colors
	style.Colors[ImGuiCol_Text] = ImVec4(0.85f, 0.90f, 0.92f, 1.00f);           // Soft blue-white text
	style.Colors[ImGuiCol_TextDisabled] = ImVec4(0.55f, 0.60f, 0.65f, 0.70f);   // Muted blue-gray for disabled text (some transparency)

	// Soft dark backgrounds with turquoise tint
	style.Colors[ImGuiCol_WindowBg] = ImVec4(0.15f, 0.18f, 0.20f, 1.00f);      // Soft dark background with blue tint (fully opaque)
	style.Colors[ImGuiCol_ChildBg] = ImVec4(0.15f, 0.18f, 0.20f, 1.00f);       // Match window background (fully opaque)
	style.Colors[ImGuiCol_TitleBg] = ImVec4(0.10f, 0.25f, 0.30f, 1.00f);       // Deep turquoise title bar (fully opaque)
	style.Colors[ImGuiCol_TitleBgActive] = ImVec4(0.15f, 0.35f, 0.45f, 1.00f); // Brighter turquoise when active (fully opaque)
	style.Colors[ImGuiCol_TitleBgCollapsed] = ImVec4(0.10f, 0.25f, 0.30f, 0.75f); // Keep some transparency when collapsed
	style.Colors[ImGuiCol_MenuBarBg] = ImVec4(0.17f, 0.21f, 0.24f, 1.00f);     // Slightly lighter than background (fully opaque)

	// Soft scrollbars
	style.Colors[ImGuiCol_ScrollbarBg] = ImVec4(0.15f, 0.18f, 0.20f, 1.00f);   // Match window background (fully opaque)
	style.Colors[ImGuiCol_ScrollbarGrab] = ImVec4(0.25f, 0.45f, 0.50f, 1.00f); // Soft turquoise (fully opaque)
	style.Colors[ImGuiCol_ScrollbarGrabHovered] = ImVec4(0.30f, 0.55f, 1.00f, 1.00f); // Brighter when hovered (fully opaque)
	style.Colors[ImGuiCol_ScrollbarGrabActive] = ImVec4(0.35f, 0.65f, 1.00f, 1.00f);  // Even brighter when active (fully opaque)

	// Soft, muted button colors
	style.Colors[ImGuiCol_Button] = ImVec4(0.20f, 0.40f, 0.45f, 1.00f);        // Muted turquoise (fully opaque)
	style.Colors[ImGuiCol_ButtonHovered] = ImVec4(0.25f, 0.50f, 0.55f, 1.00f); // Slightly brighter when hovered (fully opaque)
	style.Colors[ImGuiCol_ButtonActive] = ImVec4(0.30f, 0.60f, 0.65f, 1.00f);  // Even brighter when active (fully opaque)

	style.Colors[ImGuiCol_PopupBg] = ImVec4(0.15f, 0.18f, 0.20f, 1.00f);       // Match window background (fully opaque)

	// Frames (checkboxes, input fields)
	style.Colors[ImGuiCol_FrameBg] = ImVec4(0.20f, 0.28f, 0.33f, 1.00f);       // Soft blue-gray frames (fully opaque)
	style.Colors[ImGuiCol_FrameBgHovered] = ImVec4(0.25f, 0.35f, 0.40f, 1.00f); // Slightly brighter when hovered (fully opaque)
	style.Colors[ImGuiCol_FrameBgActive] = ImVec4(0.30f, 0.45f, 0.50f, 1.00f);  // Even brighter when active (fully opaque)

	// Headers (collapsing headers, tree nodes)
	style.Colors[ImGuiCol_Header] = ImVec4(0.20f, 0.35f, 0.45f, 1.00f);        // Soft blue headers (fully opaque)
	style.Colors[ImGuiCol_HeaderHovered] = ImVec4(0.25f, 0.40f, 0.50f, 1.00f); // Slightly brighter when hovered (fully opaque)
	style.Colors[ImGuiCol_HeaderActive] = ImVec4(0.30f, 0.50f, 0.60f, 1.00f);  // Even brighter when active (fully opaque)

	// Accent colors - light turquoise
	style.Colors[ImGuiCol_CheckMark] = ImVec4(0.40f, 0.80f, 0.90f, 1.00f);     // Light turquoise checkmarks (fully opaque)
	style.Colors[ImGuiCol_SliderGrab] = ImVec4(0.35f, 0.65f, 0.75f, 1.00f);    // Turquoise sliders (fully opaque)
	style.Colors[ImGuiCol_SliderGrabActive] = ImVec4(0.45f, 0.75f, 0.85f, 1.00f); // Brighter when active (fully opaque)

	// Tabs - soft blue palette
	style.Colors[ImGuiCol_Tab] = ImVec4(0.15f, 0.30f, 0.40f, 1.00f);           // Soft blue tabs (fully opaque)
	style.Colors[ImGuiCol_TabHovered] = ImVec4(0.25f, 0.40f, 0.50f, 1.00f);    // Slightly brighter when hovered (fully opaque)
	style.Colors[ImGuiCol_TabActive] = ImVec4(0.30f, 0.50f, 0.60f, 1.00f);     // Turquoise blue when active (fully opaque)
	style.Colors[ImGuiCol_TabUnfocused] = ImVec4(0.10f, 0.25f, 0.35f, 1.00f);  // More muted when unfocused (fully opaque)
	style.Colors[ImGuiCol_TabUnfocusedActive] = ImVec4(0.20f, 0.35f, 0.45f, 1.00f); // In-between for unfocused active (fully opaque)

	// Other elements
	style.Colors[ImGuiCol_Border] = ImVec4(0.20f, 0.35f, 0.45f, 0.60f);         // Soft blue borders (some transparency ok)
	style.Colors[ImGuiCol_Separator] = ImVec4(0.20f, 0.35f, 0.45f, 0.75f);      // Soft blue separators (some transparency ok)
	style.Colors[ImGuiCol_TextSelectedBg] = ImVec4(0.30f, 0.50f, 0.60f, 0.35f); // Soft blue selection (keep transparency)

	// Table colors
	style.Colors[ImGuiCol_TableHeaderBg] = ImVec4(0.15f, 0.30f, 0.40f, 1.00f);  // Soft blue headers (fully opaque)
	style.Colors[ImGuiCol_TableBorderStrong] = ImVec4(0.20f, 0.35f, 0.45f, 1.00f); // Soft blue borders (fully opaque)
	style.Colors[ImGuiCol_TableBorderLight] = ImVec4(0.20f, 0.35f, 0.45f, 0.70f);  // Lighter borders (some transparency)
	style.Colors[ImGuiCol_TableRowBg] = ImVec4(0.15f, 0.18f, 0.20f, 1.00f);     // Match window bg (fully opaque)
	style.Colors[ImGuiCol_TableRowBgAlt] = ImVec4(0.17f, 0.21f, 0.24f, 1.00f);  // Slightly lighter for alt rows (fully opaque)

	// Reset to defaults for these
	style.TabBorderSize = 0.0f;
	style.FrameBorderSize = 0.0f;
}

// Add the common function before gui_initFonts
void applyCurrentTheme()
{
	if (config::UITheme == 0)
		applyDarkTheme();
	else if (config::UITheme == 1)
		applyLightTheme();
	else if (config::UITheme == 2)
		applyDreamcastTheme();
	else if (config::UITheme == 3)
		applyHighContrastTheme();
	else if (config::UITheme == 4)
		applyNintendoTheme();      // Fixed ordering - was High Contrast
	else if (config::UITheme == 5)
		applySoftTheme();          // New "Aqua Chill" theme
	else
		applyDarkTheme();
}