mirror of
https://github.com/geode-sdk/geode.git
synced 2024-12-12 00:51:13 -05:00
181 lines
6.5 KiB
C++
181 lines
6.5 KiB
C++
#pragma once
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#include "Result.hpp"
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#include "../DefaultInclude.hpp"
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#include <chrono>
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#include <iomanip>
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#include <sstream>
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#include <string>
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#include <vector>
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#include <filesystem>
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#include <matjson.hpp>
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#include <charconv>
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#include <clocale>
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#include <type_traits>
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namespace geode {
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using ByteVector = std::vector<uint8_t>;
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// todo in v4: remove this
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template <typename T>
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[[deprecated("Use geode::toBytes instead")]]
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ByteVector toByteArray(T const& a) {
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ByteVector out;
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out.resize(sizeof(T));
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std::memcpy(out.data(), &a, sizeof(T));
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return out;
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}
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template <typename T>
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ByteVector toBytes(T const& a) {
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ByteVector out;
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out.resize(sizeof(T));
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std::memcpy(out.data(), &a, sizeof(T));
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return out;
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}
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namespace utils {
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// helper for std::visit
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template<class... Ts> struct makeVisitor : Ts... { using Ts::operator()...; };
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template<class... Ts> makeVisitor(Ts...) -> makeVisitor<Ts...>;
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template<class T, class ... Args>
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constexpr T getOr(std::variant<Args...> const& variant, T const& defValue) {
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return std::holds_alternative<T>(variant) ?
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std::get<T>(variant) : defValue;
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}
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constexpr unsigned int hash(char const* str, int h = 0) {
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return !str[h] ? 5381 : (hash(str, h + 1) * 33) ^ str[h];
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}
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constexpr unsigned int hash(std::string_view str, int h = 0) {
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return h >= str.size() ? 5381 : (hash(str, h + 1) * 33) ^ str[h];
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}
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constexpr unsigned int hash(wchar_t const* str, int h = 0) {
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return !str[h] ? 5381 : (hash(str, h + 1) * 33) ^ str[h];
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}
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constexpr unsigned int hash(std::wstring_view str, int h = 0) {
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return h >= str.size() ? 5381 : (hash(str, h + 1) * 33) ^ str[h];
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}
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constexpr size_t operator"" _h(char const* txt, size_t) {
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return geode::utils::hash(txt);
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}
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constexpr size_t operator"" _h(wchar_t const* txt, size_t) {
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return geode::utils::hash(txt);
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}
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template <typename T>
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constexpr const T& clamp(const T& value, const std::type_identity_t<T>& minValue, const std::type_identity_t<T>& maxValue) {
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return value < minValue ? minValue : maxValue < value ? maxValue : value;
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}
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template <typename T>
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std::string intToHex(T i) {
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std::stringstream stream;
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stream << std::showbase << std::setbase(16) << (uint64_t)i;
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return stream.str();
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}
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/**
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* Turn a number into a string, with support for specifying precision
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* (unlike std::to_string).
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* @param num Number to convert to string
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* @param precision Precision of the converted number
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* @returns Number as string
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*/
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template <class Num>
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std::string numToString(Num num, size_t precision = 0) {
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std::stringstream ss;
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if (precision) {
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ss << std::fixed << std::setprecision(precision);
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}
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ss << num;
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return ss.str();
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}
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/**
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* Turn a number into an abbreviated string, like `1253` to `1.25K`
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*/
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template <std::integral Num>
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std::string numToAbbreviatedString(Num num) {
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if (num >= 1'000'000'000) return fmt::format("{:0.3}B", num / 1'000'000'000.f);
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if (num >= 1'000'000) return fmt::format("{:0.3}M", num / 1'000'000.f);
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if (num >= 1'000) return fmt::format("{:0.3}K", num / 1'000.f);
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return numToString(num);
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}
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/**
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* Parse a number from a string
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* @param str The string to parse
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* @param base The base to use
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* @returns String as number, or Err if the string couldn't be converted
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*/
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template <class Num>
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Result<Num> numFromString(std::string_view const str, int base = 10) {
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if constexpr (std::is_floating_point_v<Num>
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#if defined(__cpp_lib_to_chars)
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&& false
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#endif
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) {
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Num val;
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char* strEnd;
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errno = 0;
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if (std::setlocale(LC_NUMERIC, "C")) {
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if constexpr (std::is_same_v<Num, float>) val = std::strtof(str.data(), &strEnd);
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else if constexpr (std::is_same_v<Num, double>) val = std::strtod(str.data(), &strEnd);
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else if constexpr (std::is_same_v<Num, long double>) val = std::strtold(str.data(), &strEnd);
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if (errno == ERANGE) return Err("Number is too large to fit");
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else if (strEnd == str.data()) return Err("String is not a number");
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else return Ok(val);
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}
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else return Err("Failed to set locale");
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}
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else {
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Num result;
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std::from_chars_result res;
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if constexpr (std::is_floating_point_v<Num>) res = std::from_chars(str.data(), str.data() + str.size(), result);
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else res = std::from_chars(str.data(), str.data() + str.size(), result, base);
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auto [_, ec] = res;
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if (ec == std::errc()) return Ok(result);
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else if (ec == std::errc::invalid_argument) return Err("String is not a number");
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else if (ec == std::errc::result_out_of_range) return Err("Number is too large to fit");
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else return Err("Unknown error");
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}
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}
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GEODE_DLL std::string timePointAsString(std::chrono::system_clock::time_point const& tp);
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/**
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* Gets the display pixel factor for the current screen,
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* i.e. the ratio between physical pixels and logical pixels on one axis.
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* On most platforms this is 1.0, but on retina displays for example this returns 2.0.
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*/
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GEODE_DLL float getDisplayFactor();
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}
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}
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template<>
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struct matjson::Serialize<geode::ByteVector> {
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static matjson::Value to_json(geode::ByteVector const& bytes) {
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return matjson::Array(bytes.begin(), bytes.end());
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}
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};
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namespace geode::utils::clipboard {
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GEODE_DLL bool write(std::string const& data);
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GEODE_DLL std::string read();
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}
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namespace geode::utils::game {
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GEODE_DLL void exit();
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GEODE_DLL void restart();
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GEODE_DLL void launchLoaderUninstaller(bool deleteSaveData);
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}
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namespace geode::utils::thread {
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GEODE_DLL std::string getName();
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GEODE_DLL std::string getDefaultName();
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GEODE_DLL void setName(std::string const& name);
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}
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