#include "platform.hpp"
#include <string>
#include <fstream>

#if defined(_WIN32) && defined(_MSC_VER)
    #include <Windows.h>
    #include <Shlwapi.h>
    #include <ShlObj_core.h>
    #include <pango/pangocairo.h>
    #include <pango/pangofc-fontmap.h>
    #pragma comment(lib, "Shlwapi.lib")
bool Platform::SetupFonts() {
    using namespace std::string_literals;

    char buf[MAX_PATH] { 0 };
    GetCurrentDirectoryA(MAX_PATH, buf);
    {
        // thanks @WorkingRobot for da help :^))

        std::ifstream template_stream(buf + "\\fonts\\fonts.template.conf"s);
        std::ofstream conf_stream(buf + "\\fonts\\fonts.conf"s);
        if (!template_stream.good()) {
            printf("can't open fonts/fonts.template.conf\n");
            return false;
        }
        if (!conf_stream.good()) {
            printf("can't open write to fonts.conf\n");
            return false;
        }

        std::string line;
        while (std::getline(template_stream, line)) {
            if (line == "<!--(CONFD)-->")
                conf_stream << "<include ignore_missing=\"no\">" << (buf + "\\fonts\\conf.d"s) << "</include>";
            else
                conf_stream << line;
            conf_stream << '\n';
        }
    }

    auto fc = FcConfigCreate();
    FcConfigSetCurrent(fc);
    FcConfigParseAndLoad(fc, const_cast<FcChar8 *>(reinterpret_cast<const FcChar8 *>((buf + "\\fonts\\fonts.conf"s).c_str())), true);
    FcConfigAppFontAddDir(fc, const_cast<FcChar8 *>(reinterpret_cast<const FcChar8 *>((buf + "\\fonts"s).c_str())));

    char fonts_path[MAX_PATH];
    if (SHGetFolderPathA(NULL, CSIDL_FONTS, NULL, SHGFP_TYPE_CURRENT, fonts_path) == S_OK) {
        FcConfigAppFontAddDir(fc, reinterpret_cast<FcChar8 *>(fonts_path));
    }

    auto map = pango_cairo_font_map_new_for_font_type(CAIRO_FONT_TYPE_FT);
    pango_fc_font_map_set_config(reinterpret_cast<PangoFcFontMap *>(map), fc);
    pango_cairo_font_map_set_default(reinterpret_cast<PangoCairoFontMap *>(map));

    return true;
}
#else
bool Platform::SetupFonts() {
    return true;
}
#endif