#include "theme.h"
#include "imgui.h"
#include "json/value.h"
#include "translation.h"
#include <cmath>
#include <exception>
#include <numbers>
#include <iostream>
#include <fstream>
#include <filesystem>
#include <functional>
#include "IconsForkAwesome.h"
#include "imgui_stdlib.h"

using namespace std::filesystem;
using namespace std::numbers;
const char* Theme::prefPath = NULL;
path Theme::themeDir = path();
std::set<path> Theme::availableThemes = std::set<path>();
std::map<path, ThemeStrings> Theme::themeStrings = std::map<path, ThemeStrings>();

ImVec4 change_accent_color(ImVec4 in, float hue) {
    if (in.x == in.y && in.y == in.z) {
        return in;
    }
    ImVec4 hsv = in;
    ImVec4 out = in;
    ImGui::ColorConvertRGBtoHSV(in.x, in.y, in.z, hsv.x, hsv.y, hsv.z);
    hsv.x = hue / 360.0f;
    ImGui::ColorConvertHSVtoRGB(hsv.x, hsv.y, hsv.z, out.x, out.y, out.z);
    return out;
}
bool Theme::ShowEditor(bool* open, Theme* &theme, ImGuiID dockid, int window_width, int window_height) {
    static FileBrowser importDialog(false, ImGuiFileBrowserFlags_NoTitleBar|ImGuiFileBrowserFlags_NoMove|ImGuiFileBrowserFlags_NoResize);
    static FileBrowser exportDialog(true, ImGuiFileBrowserFlags_NoTitleBar|ImGuiFileBrowserFlags_NoMove|ImGuiFileBrowserFlags_NoResize);
    static bool loadOpen = false;
    static bool saveAsOpen = false;
    ImGui::SetNextWindowDockID(dockid);
    ImGui::Begin(_TRI_CTX(ICON_FK_MAGIC, "Window title", "Theme Editor"), open);
    ImGuiStyle& style = theme->style;
    ImGui::PushItemWidth(ImGui::GetWindowWidth() * 0.50f);
    ImVec2 buttonSize = ImVec2((ImGui::GetWindowWidth() * 0.50f) - (ImGui::GetStyle().WindowPadding.x) - (ImGui::GetStyle().ItemSpacing.x * 0.5f), 0);
    if (ImGui::Button(_TR_CTX("Theme Editor | preset button", "Create light"), buttonSize)) {
        delete theme;
        theme = new Theme(false);

        ImGui::PopItemWidth();
        ImGui::End();
        return true;
    }
    ImGui::SameLine();
    if (ImGui::Button(_TR_CTX("Theme Editor | preset button", "Create dark"), buttonSize)) {
        delete theme;
        theme = new Theme(true);

        ImGui::PopItemWidth();
        ImGui::End();
        return true;
    }
    if (ImGui::Button(_TR_CTX("Theme Editor | import button. Opens the theme import file dialog", "Import..."), buttonSize)) {
        importDialog.SetTitle(_TR_CTX("Theme Editor file dialog title", "Import theme..."));
        importDialog.SetTypeFilters(_TR_CTX("Theme Editor file dialog filter name", "Theme JSON files"), { ".json"});
        std::string userdir = std::getenv(
        #ifdef _WIN32
        "UserProfile"
        #else
        "HOME"
        #endif
        );
        importDialog.SetPwd(userdir);
        importDialog.Open();
    }
    ImGui::SameLine();
    if (ImGui::Button(_TR_CTX("Theme Editor | export button. Opens the theme export file dialog", "Export..."), buttonSize)) {
        exportDialog.SetTitle(_TR_CTX("Theme Editor file dialog title", "Export theme..."));
        exportDialog.SetTypeFilters(_TR_CTX("Theme Editor file dialog filter name", "Theme JSON files"), { ".json"});
        std::string userdir = std::getenv(
        #ifdef _WIN32
        "UserProfile"
        #else
        "HOME"
        #endif
        );
        exportDialog.SetPwd(userdir);
        exportDialog.Open();
    }
    if (importDialog.IsOpened()) {
        importDialog.SetWindowSize(window_width, window_height);
        importDialog.SetWindowPos(0, 0);
    }
    if (exportDialog.IsOpened()) {
        exportDialog.SetWindowSize(window_width, window_height);
        exportDialog.SetWindowPos(0, 0);
    }
    importDialog.Display();
    exportDialog.Display();
    if (!theme->file_path.empty()) {
        if (ImGui::Button(_TR_CTX("Theme Editor | button. Reverts to saved file.", "Revert"), buttonSize)) {
            string file_path_backup = theme->file_path;
            delete theme;
            theme = new Theme(file_path_backup);
            ImGui::PopItemWidth();
            ImGui::End();
            return true;
        }
        ImGui::SameLine();
        if (ImGui::Button(_TR_CTX("Theme Editor | button. Saves the theme to it's current location. Not shown when it doesn't already have one.", "Save"), buttonSize)) {
            theme->Save(theme->file_path);
        }
    }
    if (ImGui::Button(_TR_CTX("Theme Editor | button. Opens the theme loading dialog for themes created or imported by the user.", "Load..."), buttonSize)) {
        loadOpen = true;
    }
    ImGui::SameLine();
    if (ImGui::Button(_TR_CTX("Theme Editor | button. Opens the theme saving dialog for themes created or imported by the user.", "Save as..."), buttonSize)) {
        saveAsOpen = true;
    }

    // Simplified Settings (expose floating-pointer border sizes as boolean representing 0.0f or 1.0f)
    if (ImGui::SliderFloat(_TR_CTX("Theme Editor | slider. Simplified frame rounding.", "Frame Rounding"), &style.FrameRounding, 0.0f, 12.0f, "%.0f"))
        style.GrabRounding = style.FrameRounding; // Make GrabRounding always the same value as FrameRounding
    { bool border = (style.WindowBorderSize > 0.0f); if (ImGui::Checkbox(_TR_CTX("Theme Editor | checkbox", "Window Border"), &border)) { style.WindowBorderSize = border ? 1.0f : 0.0f; } }
    ImGui::SameLine();
    { bool border = (style.FrameBorderSize > 0.0f);  if (ImGui::Checkbox(_TR_CTX("Theme Editor | checkbox", "Frame Border"),  &border)) { style.FrameBorderSize  = border ? 1.0f : 0.0f; } }
    ImGui::SameLine();
    { bool border = (style.PopupBorderSize > 0.0f);  if (ImGui::Checkbox(_TR_CTX("Theme Editor | checkbox", "Popup Border"),  &border)) { style.PopupBorderSize  = border ? 1.0f : 0.0f; } }

    ImGui::Separator();

    if (ImGui::BeginTabBar("##tabs", ImGuiTabBarFlags_None))
    {
        if (ImGui::BeginTabItem(_TR_CTX("Theme Editor | Tab label", "Strings")))
        {
            ImGui::InputText(_TR_CTX("Theme Editor | Strings | Name input label", "Name"), &theme->strings["fallback"].name);
            ImGui::InputText(_TR_CTX("Theme Editor | Strings | Description input label", "Description"), &theme->strings["fallback"].description);

            ImGui::EndTabItem();
        }
        if (ImGui::BeginTabItem(_TR_CTX("Theme Editor | Tab label", "Sizes")))
        {
            ImGui::SeparatorText(_TR_CTX("Theme Editor | Sizes | Section label", "Sizing"));
            ImGui::SliderFloat2(_TR_CTX("Theme Editor | Sizes | Sizing | label of XY sliders", "Window Padding"), (float*)&style.WindowPadding, 0.0f, 20.0f, "%.0f");
            ImGui::SliderFloat2(_TR_CTX("Theme Editor | Sizes | Sizing | label of XY sliders", "Frame Padding"), (float*)&style.FramePadding, 0.0f, 20.0f, "%.0f");
            ImGui::SliderFloat2(_TR_CTX("Theme Editor | Sizes | Sizing | label of XY sliders", "Cell Padding"), (float*)&style.CellPadding, 0.0f, 20.0f, "%.0f");
            ImGui::SliderFloat2(_TR_CTX("Theme Editor | Sizes | Sizing | label of XY sliders", "Item Spacing"), (float*)&style.ItemSpacing, 0.0f, 20.0f, "%.0f");
            ImGui::SliderFloat2(_TR_CTX("Theme Editor | Sizes | Sizing | label of XY sliders", "Inner Item Spacing"), (float*)&style.ItemInnerSpacing, 0.0f, 20.0f, "%.0f");
            //ImGui::SliderFloat2(_TR_CTX("Theme Editor | Sizes | Sizing | label of XY sliders", "TouchExtraPadding", (float*)&style.TouchExtraPadding, 0.0f, 10.0f, "%.0f");
            //ImGui::SliderFloat(_TR_CTX("Theme Editor | Sizes | Sizing | slider label", "IndentSpacing", &style.IndentSpacing, 0.0f, 30.0f, "%.0f");
            ImGui::SliderFloat(_TR_CTX("Theme Editor | Sizes | Sizing | slider label", "Scrollbar Size"), &style.ScrollbarSize, 1.0f, 20.0f, "%.0f");
            ImGui::SliderFloat(_TR_CTX("Theme Editor | Sizes | Sizing | slider label", "Minimum Grabber Size"), &style.GrabMinSize, 1.0f, 20.0f, "%.0f");
            ImGui::SliderFloat2(_TR_CTX("Theme Editor | Sizes | Sizing | label of XY sliders", "Separator Text Padding"), (float*)&style.SeparatorTextPadding, 0.0f, 40.0f, "%.0f");

            ImGui::SeparatorText(_TR_CTX("Theme Editor | Sizes | Section label", "Borders"));
            ImGui::SliderFloat(_TR_CTX("Theme Editor | Sizes | Borders | slider label", "Window Border Size"), &style.WindowBorderSize, 0.0f, 1.0f, "%.0f");
            ImGui::SliderFloat(_TR_CTX("Theme Editor | Sizes | Borders | slider label", "Child Border Size"), &style.ChildBorderSize, 0.0f, 1.0f, "%.0f");
            ImGui::SliderFloat(_TR_CTX("Theme Editor | Sizes | Borders | slider label", "Popup Border Size"), &style.PopupBorderSize, 0.0f, 1.0f, "%.0f");
            ImGui::SliderFloat(_TR_CTX("Theme Editor | Sizes | Borders | slider label", "Frame Border Size"), &style.FrameBorderSize, 0.0f, 1.0f, "%.0f");
            ImGui::SliderFloat(_TR_CTX("Theme Editor | Sizes | Borders | slider label", "Tab Border Size"), &style.TabBorderSize, 0.0f, 1.0f, "%.0f");
            ImGui::SliderFloat(_TR_CTX("Theme Editor | Sizes | Borders | slider label", "Separator Text Border Size"), &style.SeparatorTextBorderSize, 0.0f, 10.0f, "%.0f");

            ImGui::SeparatorText(_TR_CTX("Theme Editor | Sizes | Section label", "Rounding"));
            ImGui::SliderFloat(_TR_CTX("Theme Editor | Sizes | Rounding | slider label", "Window Rounding"), &style.WindowRounding, 0.0f, 12.0f, "%.0f");
            ImGui::SliderFloat(_TR_CTX("Theme Editor | Sizes | Rounding | slider label", "Child Rounding"), &style.ChildRounding, 0.0f, 12.0f, "%.0f");
            ImGui::SliderFloat(_TR_CTX("Theme Editor | Sizes | Rounding | slider label", "Frame Rounding"), &style.FrameRounding, 0.0f, 12.0f, "%.0f");
            ImGui::SliderFloat(_TR_CTX("Theme Editor | Sizes | Rounding | slider label", "Popup Rounding"), &style.PopupRounding, 0.0f, 12.0f, "%.0f");
            ImGui::SliderFloat(_TR_CTX("Theme Editor | Sizes | Rounding | slider label", "Scrollbar Rounding"), &style.ScrollbarRounding, 0.0f, 12.0f, "%.0f");
            ImGui::SliderFloat(_TR_CTX("Theme Editor | Sizes | Rounding | slider label", "Grabber Rounding"), &style.GrabRounding, 0.0f, 12.0f, "%.0f");
            ImGui::SliderFloat(_TR_CTX("Theme Editor | Sizes | Rounding | slider label", "Tab Rounding"), &style.TabRounding, 0.0f, 12.0f, "%.0f");

            ImGui::EndTabItem();
        }

        if (ImGui::BeginTabItem(_TR_CTX("Theme Editor | Tab label", "Colors")))
        {

            static ImGuiTextFilter filter;
            filter.Draw(_TR_CTX("Theme Editor | Colors | text filter", "Filter colors"), ImGui::GetFontSize() * 16);

            static ImGuiColorEditFlags alpha_flags = 0;
            if (ImGui::RadioButton(_TR_CTX("Theme Editor | Colors | preview settings radio button", "Opaque"), alpha_flags == ImGuiColorEditFlags_None))             { alpha_flags = ImGuiColorEditFlags_None; } ImGui::SameLine();
            if (ImGui::RadioButton(_TR_CTX("Theme Editor | Colors | preview settings radio button", "Alpha"),  alpha_flags == ImGuiColorEditFlags_AlphaPreview))     { alpha_flags = ImGuiColorEditFlags_AlphaPreview; } ImGui::SameLine();
            if (ImGui::RadioButton(_TR_CTX("Theme Editor | Colors | preview settings radio button", "Both"),   alpha_flags == ImGuiColorEditFlags_AlphaPreviewHalf)) { alpha_flags = ImGuiColorEditFlags_AlphaPreviewHalf; }

            ImGui::BeginChild("##colors", ImVec2(0, 0), true, ImGuiWindowFlags_AlwaysVerticalScrollbar | ImGuiWindowFlags_AlwaysHorizontalScrollbar | ImGuiWindowFlags_NavFlattened);
            ImGui::PushItemWidth(-160);
            for (int i = 0; i < ImGuiCol_COUNT; i++)
            {
                const char* name = ImGui::GetStyleColorName(i);
                if (!filter.PassFilter(name))
                    continue;
                ImGui::PushID(i);
                AccentColorizer &colorizer = theme->AccentColorizers[i];
                ImGui::Text(_TR_CTX("Theme Editor | Colors | (Any color) | recoloring label", "Match accent color preference: "));
                ImGui::Checkbox(_TR_CTX("Theme Editor | Colors | (Any color) | recoloring checkbox | Hue", "H: "), &colorizer.Hue); ImGui::SameLine();
                ImGui::Checkbox(_TR_CTX("Theme Editor | Colors | (Any color) | recoloring checkbox | Saturation", "S: "), &colorizer.Saturation); ImGui::SameLine();
                ImGui::Checkbox(_TR_CTX("Theme Editor | Colors | (Any color) | recoloring checkbox | Value", "V: "), &colorizer.Value); ImGui::SameLine();
                ImGui::Checkbox(_TR_CTX("Theme Editor | Colors | (Any color) | recoloring checkbox | Alpha (opacity)", "A: "), &colorizer.Alpha); ImGui::SameLine();
                ImGui::ColorEdit4("##color", (float*)&style.Colors[i], ImGuiColorEditFlags_AlphaBar | alpha_flags | ImGuiColorEditFlags_DisplayHSV);
                ImGui::SameLine(0.0f, style.ItemInnerSpacing.x);
                ImGui::TextUnformatted(name);
                ImGui::PopID();
            }
            ImGui::PopItemWidth();
            ImGui::EndChild();

            ImGui::EndTabItem();
        }

        ImGui::EndTabBar();
    }

    ImGui::PopItemWidth();
    ImGui::End();
    if (importDialog.HasSelected()) {
        path selected_path = importDialog.GetSelected();
        path filename = selected_path.filename();
        copy_file(selected_path, theme->themeDir / filename);
        Theme::updateAvailableThemes();
        importDialog.ClearSelected();
    }
    if (exportDialog.HasSelected()) {
        path selected_path = exportDialog.GetSelected();
        theme->Save(selected_path);
        exportDialog.ClearSelected();
    }
    if (loadOpen) {
        ImGui::OpenPopup(_TR_CTX("Theme Editor | Custom modal dialog title", "Load..."));
        ImGui::SetNextWindowPos(ImVec2(0, 0));
        ImGui::SetNextWindowSize(ImVec2(window_width, window_height));
        if (ImGui::BeginPopupModal(_TR_CTX("Theme Editor | Custom modal dialog title", "Load..."), nullptr, ImGuiWindowFlags_Modal|ImGuiWindowFlags_NoMove|ImGuiWindowFlags_NoResize)) {
            static path selectedThemePath;
            static string filter = "";
            ImGui::Text(_TR_CTX("Theme Editor | Load dialog | Theme selector | filter label", "Filter:")); ImGui::SameLine();
            ImGui::SetNextItemWidth(ImGui::GetWindowWidth() - ImGui::GetCursorPosX() - ImGui::GetStyle().WindowPadding.x);
            ImGui::InputText("##FilterInput", &filter);
            ImGui::Text(_TR_CTX("Theme Editor | Load dialog | Theme selector | label", "Available themes..."));
            if (ImGui::BeginListBox("##Themes", ImVec2(ImGui::GetWindowWidth() - (ImGui::GetStyle().WindowPadding.x * 2.0f), -ImGui::GetTextLineHeightWithSpacing() - ImGui::GetStyle().WindowPadding.y))) {
                for (auto themePath : Theme::availableThemes) {
                    string themeStem = themePath.stem().string();
                    if (themeStem.starts_with(filter)) {
                        const bool is_selected = themePath == selectedThemePath;
                        if (ImGui::Selectable((theme->themeStrings[themePath].name + string(" (") + string(themeStem) + string(")")).c_str(), is_selected)) {
                            selectedThemePath = themePath;
                        }
                        if (is_selected) {
                            ImGui::SetItemDefaultFocus();
                        }
                    }
                }
                ImGui::EndListBox();
            }
            if (ImGui::Button(_TR_CTX("Theme Editor | Load dialog | Load button", "Load"))) {
                if (!selectedThemePath.empty()) {
                    filter = "";
                    loadOpen = false;
                    delete theme;
                    theme = new Theme(selectedThemePath);
                    selectedThemePath = path();
                    ImGui::EndPopup();
                    return true;
                }
            }
            ImGui::SameLine();
            if (ImGui::Button(_TR_CTX("Theme Editor | Load dialog | Cancel button", "Cancel"))) {
                selectedThemePath = path();
                filter = "";
                loadOpen = false;
            }
            ImGui::EndPopup();
        }
    }
    if (saveAsOpen) {
        ImGui::OpenPopup(_TR_CTX("Theme Editor | Custom modal dialog title", "Save as..."));
        ImGui::SetNextWindowPos(ImVec2(0, 0));
        ImGui::SetNextWindowSize(ImVec2(window_width, window_height));
        if (ImGui::BeginPopupModal(_TR_CTX("Theme Editor | Custom modal dialog title", "Save as..."), nullptr, ImGuiWindowFlags_Modal|ImGuiWindowFlags_NoMove|ImGuiWindowFlags_NoResize)) {
            static string selectedThemeName = "";
            static string filter = "";
            ImGui::Text(_TR_CTX("Theme Editor | Save as dialog | Theme selector | filter label", "Filter:")); ImGui::SameLine();
            ImGui::SetNextItemWidth(ImGui::GetWindowWidth() - ImGui::GetCursorPosX() - ImGui::GetStyle().WindowPadding.x);
            ImGui::InputText("##FilterInput", &filter, 1024);
            ImGui::Text(_TR_CTX("Theme Editor | Save as dialog | Theme selector | label", "Available themes..."));
            if (ImGui::BeginListBox("##Themes", ImVec2(ImGui::GetWindowWidth() - (ImGui::GetStyle().WindowPadding.x * 2.0f), -ImGui::GetFrameHeightWithSpacing() - ImGui::GetTextLineHeightWithSpacing() - ImGui::GetStyle().WindowPadding.y))) {
                for (auto themePath : Theme::availableThemes) {
                    string themeStem = themePath.stem().string();
                    if (themeStem.starts_with(filter)) {
                        const bool is_selected = themeStem == selectedThemeName;
                        if (ImGui::Selectable((theme->themeStrings[themePath].name + string(" (") + string(themeStem) + string(")")).c_str(), is_selected)) {
                            selectedThemeName = themeStem;
                        }
                        if (is_selected) {
                            ImGui::SetItemDefaultFocus();
                        }
                    }
                }
                ImGui::EndListBox();
            }
            ImGui::SetNextItemWidth(ImGui::GetWindowWidth() - (ImGui::GetStyle().WindowPadding.x * 2.0f));
            ImGui::InputText(_TR_CTX("Theme Editor | Save as dialog | Theme name input label", "Theme name: "), &selectedThemeName);
            if (ImGui::Button(_TR_CTX("Theme Editor | Save as dialog | Save button", "Save"))) {
                path selectedThemePath(selectedThemeName);
                if (!selectedThemePath.empty() && !selectedThemePath.is_absolute()) {
                    selectedThemeName = "";
                    filter = "";
                    saveAsOpen = false;
                    theme->Save(Theme::themeDir / selectedThemePath.replace_extension(".json"));
                    theme->file_path = selectedThemePath.generic_string();
                }
            }
            ImGui::SameLine();
            if (ImGui::Button(_TR_CTX("Theme Editor | Save as dialog | Cancel button", "Cancel"))) {
                selectedThemeName = "";
                filter = "";
                saveAsOpen = false;
            }
            ImGui::EndPopup();
        }
    }
    return false;
}
AccentColorizer::AccentColorizer() {
    Hue = false;
    Saturation = false;
    Value = false;
    Alpha = false;
}
AccentColorizer::AccentColorizer(Json::Value json) : AccentColorizer() {
    if (json.isBool()) {
        Hue = json.asBool();
        Saturation = Hue;
        Value = Hue;
        Alpha = Hue;
    } else {
        Hue = json["hue"].asBool();
        Saturation = json["saturation"].asBool();
        Value = json["value"].asBool();
        Alpha = json["alpha"].asBool();
    }
}
Json::Value AccentColorizer::Serialize() {
    Json::Value output;
    output["hue"] = Hue;
    output["saturation"] = Saturation;
    output["value"] = Value;
    output["alpha"] = Alpha;
    return output;
}
void AccentColorizer::Colorize(ImVec4 accent, ImVec4 &color) {
    ImVec4 hsv = color;
    ImGui::ColorConvertRGBtoHSV(color.x, color.y, color.z, hsv.x, hsv.y, hsv.z);
    if (Saturation)
        hsv.y = accent.y;
    if (Value)
        hsv.z = accent.z;
    if (Hue)
        hsv.x = accent.x;
    ImGui::ColorConvertHSVtoRGB(hsv.x, hsv.y, hsv.z, color.x, color.y, color.z);
    if (Alpha)
        color.w *= accent.w;
}
void Theme::Apply(ImVec4 accent) {
    ImGuiStyle& actual_style = ImGui::GetStyle();
    actual_style = style;
    for (int i = 0; i < ImGuiCol_COUNT; i++)
    {
        AccentColorizers[i].Colorize(accent, actual_style.Colors[i]);
    }
    ImGuiIO& io = ImGui::GetIO();
    if (io.ConfigFlags & ImGuiConfigFlags_ViewportsEnable)
    {
        actual_style.WindowRounding = 0.0f;
        actual_style.Colors[ImGuiCol_WindowBg].w = 1.0f;
    }
}
void Theme::Save(string path) {
    printf("Saving theme to %s...\n", path.c_str());
    {
        Json::Value config;
        std::ofstream stream;
        stream.open(path);
        {
            Json::Value metadata;
            metadata["SchemaVersion"] = 2;
            {
                Json::Value stringsList;
                for (auto kv : strings) {
                    Json::Value stringsEntryJson;
                    string language = kv.first;
                    ThemeStrings stringsEntry = kv.second;
                    stringsEntryJson["Name"] = stringsEntry.name;
                    stringsEntryJson["Description"] = stringsEntry.description;
                    stringsList[language] = stringsEntryJson;
                }
                metadata["Strings"] = stringsList;
            }
            config["meta"] = metadata;
        }
        {
            Json::Value rounding;
            rounding["Frame"] = style.FrameRounding;
            rounding["Window"] = style.WindowRounding;
            rounding["Child"] = style.ChildRounding;
            rounding["Popup"] = style.PopupRounding;
            rounding["Scrollbar"] = style.ScrollbarRounding;
            rounding["Grab"] = style.GrabRounding;
            rounding["Tab"] = style.TabRounding;
            config["rounding"] = rounding;
        }
        {
            Json::Value sizing;
            sizing["FrameX"] = style.FramePadding.x;
            sizing["FrameY"] = style.FramePadding.y;
            sizing["WindowX"] = style.WindowPadding.x;
            sizing["WindowY"] = style.WindowPadding.y;
            sizing["CellX"] = style.CellPadding.x;
            sizing["CellY"] = style.CellPadding.y;
            sizing["SeparatorTextX"] = style.SeparatorTextPadding.x;
            sizing["SeparatorTextY"] = style.SeparatorTextPadding.y;
            sizing["ItemSpacingX"] = style.ItemSpacing.x;
            sizing["ItemSpacingY"] = style.ItemSpacing.y;
            sizing["Scrollbar"] = style.ScrollbarSize;
            sizing["Grab"] = style.GrabMinSize;
            config["sizing"] = sizing;
        }
        {
            Json::Value borders;
            borders["Frame"] = style.FrameBorderSize;
            borders["Window"] = style.WindowBorderSize;
            borders["Child"] = style.ChildBorderSize;
            borders["Popup"] = style.PopupBorderSize;
            borders["Tab"] = style.TabBorderSize;
            borders["Tab"] = style.TabBorderSize;
            borders["SeparatorText"] = style.SeparatorTextBorderSize;
            config["borders"] = borders;
        }
        {
            Json::Value colors;
            for (int i = 0; i < ImGuiCol_COUNT; i++)
            {
                const char* name = ImGui::GetStyleColorName(i);
                ImVec4 color = style.Colors[i];
                Json::Value colorValue;
                colorValue["r"] = color.x;
                colorValue["g"] = color.y;
                colorValue["b"] = color.z;
                colorValue["a"] = color.w;
                colorValue["ConvertToAccent"] = AccentColorizers[i].Serialize();
                colors[name] = colorValue;
            }
            config["colors"] = colors;
        }
        stream << config;
        stream.close();
    }
    updateAvailableThemes();
}
void Theme::Save(path path) {
    Save((string)path.string());
}
void Theme::updateAvailableThemes() {
    themeDir = path(prefPath) / path("themes");
    create_directories(themeDir);
    availableThemes.clear();
    themeStrings.clear();
    for (auto const& dir_entry : directory_iterator(themeDir)) {
        if (dir_entry.is_regular_file()) {
            if (dir_entry.path().extension().string() == ".json") {
                path path = dir_entry.path();
                availableThemes.insert(path);
                Json::Value config;
                std::ifstream stream;
                stream.open(path);
                if (stream.is_open()) {
                    stream >> config;
                    themeStrings[path] = ThemeStrings(config);
                }
            }
        }
    }
}
Theme::Theme() {
    if (prefPath == NULL) {
        throw std::exception();
    }
    updateAvailableThemes();
    strings["fallback"] = ThemeStrings();
}

Theme::Theme(bool dark) : Theme() {
    if (dark) {
        ImGui::StyleColorsDark(&style);
    } else {
        ImGui::StyleColorsLight(&style);
        style.FrameBorderSize = 1;
    }
    for (int i = 0; i < ImGuiCol_COUNT; i++)
    {
        ImVec4 color = style.Colors[i];
        auto colorizer = AccentColorizer();
        if (color.x != color.y || color.y != color.z) {
            colorizer.Hue = true;
            colorizer.Saturation = true;
            colorizer.Alpha = true;
        }
        AccentColorizers[i] = colorizer;
    }
    style.FrameRounding = 12;
    style.GrabRounding = 12;
    style.WindowRounding = 12;
}
ThemeStrings::ThemeStrings() {    
    name = _TRS_CTX("Theme default strings | name", "A theme");
    description = _TRS_CTX("Theme default strings | description", "(No description)");
}
ThemeStrings Theme::GetStrings() {
    char *language_c = CURRENT_LANGUAGE;
    string language = language_c;
    if (strings.contains(language)) {
        return strings[language];
    } else {
        if (!strings.contains("fallback")) {
            strings["fallback"] = ThemeStrings();
        }
        return strings["fallback"];
    }
}
ThemeStrings::ThemeStrings(Json::Value config) : ThemeStrings() {
    char *language_c = CURRENT_LANGUAGE;
    string language = language_c;
    if (config.isMember("meta")) {
        Json::Value metadata = config["meta"];
        //metadata["SchemaVersion"] = 1;
        if (metadata.isMember("Strings")) {
            Json::Value stringsList = metadata["Strings"];
            if (stringsList.isMember(language)) {
                Json::Value stringsEntryJson = stringsList[language];
                if (stringsEntryJson.isMember("Name")) {
                    name = stringsEntryJson["Name"].asString();
                }
                if (stringsEntryJson.isMember("Description")) {
                    description = stringsEntryJson["Description"].asString();
                }
            } else if (metadata.isMember("fallback")) {
                Json::Value stringsEntryJson = stringsList["fallback"];
                if (stringsEntryJson.isMember("Name")) {
                    name = stringsEntryJson["Name"].asString();
                }
                if (stringsEntryJson.isMember("Description")) {
                    description = stringsEntryJson["Description"].asString();
                }
            }
        }
    }
}
Theme::Theme(string path) : Theme() {
    Json::Value config;
    std::ifstream stream;
    stream.open(path);
    if (stream.is_open()) {
        stream >> config;
        if (config.isMember("meta")) {
            Json::Value metadata = config["meta"];
            //metadata["SchemaVersion"] = 1;
            if (metadata.isMember("Strings")) {
                Json::Value stringsList = metadata["Strings"];
                for (string language : stringsList.getMemberNames()) {
                    Json::Value stringsEntryJson = stringsList[language];
                    ThemeStrings stringsEntry;
                    if (stringsEntryJson.isMember("Name")) {
                        stringsEntry.name = stringsEntryJson["Name"].asString();
                    }
                    if (stringsEntryJson.isMember("Description")) {
                        stringsEntry.description = stringsEntryJson["Description"].asString();
                    }
                    strings[language] = stringsEntry;
                }
            }
        }
        if (config.isMember("rounding")) {
            Json::Value rounding = config["rounding"];
            style.FrameRounding = rounding["Frame"].asFloat();
            style.WindowRounding = rounding["Window"].asFloat();
            style.ChildRounding = rounding["Child"].asFloat();
            style.PopupRounding = rounding["Popup"].asFloat();
            style.ScrollbarRounding = rounding["Scrollbar"].asFloat();
            style.GrabRounding = rounding["Grab"].asFloat();
            style.TabRounding = rounding["Tab"].asFloat();
        }
        if (config.isMember("sizing")) {
            Json::Value sizing = config["sizing"];
            style.FramePadding.x = sizing["FrameX"].asFloat();
            style.FramePadding.y = sizing["FrameY"].asFloat();
            style.WindowPadding.x = sizing["WindowX"].asFloat();
            style.WindowPadding.y = sizing["WindowY"].asFloat();
            style.CellPadding.x = sizing["CellX"].asFloat();
            style.CellPadding.y = sizing["CellY"].asFloat();
            style.SeparatorTextPadding.x = sizing["SeparatorTextX"].asFloat();
            style.SeparatorTextPadding.y = sizing["SeparatorTextY"].asFloat();
            style.ItemSpacing.x = sizing["ItemSpacingX"].asFloat();
            style.ItemSpacing.y = sizing["ItemSpacingY"].asFloat();
            style.ScrollbarSize = sizing["Scrollbar"].asFloat();
            style.GrabMinSize = sizing["Grab"].asFloat();
        }
        if (config.isMember("borders")) {
            Json::Value borders = config["borders"];
            style.FrameBorderSize = borders["Frame"].asFloat();
            style.WindowBorderSize = borders["Window"].asFloat();
            style.ChildBorderSize = borders["Child"].asFloat();
            style.PopupBorderSize = borders["Popup"].asFloat();
            style.TabBorderSize = borders["Tab"].asFloat();
            if (borders.isMember("SeparatorText")) {
                style.SeparatorTextBorderSize = borders["SeparatorText"].asFloat();
            }
        }
        if (config.isMember("colors")) {
            Json::Value colors = config["colors"];
            for (int i = 0; i < ImGuiCol_COUNT; i++)
            {
                const char* name = ImGui::GetStyleColorName(i);
                if (colors.isMember(name)) {
                    Json::Value colorValue = colors[name];
                    ImVec4 color = ImVec4(colorValue["r"].asFloat(), colorValue["g"].asFloat(), colorValue["b"].asFloat(), colorValue["a"].asFloat());
                    AccentColorizers[i] = AccentColorizer(colorValue["ConvertToAccent"]);
                    style.Colors[i] = color;
                }
            }
        }
        stream.close();
    }
    file_path = path;
}
Theme::Theme(path path) : Theme(path.string()) {

}