137 lines
3.6 KiB
C++
137 lines
3.6 KiB
C++
#include "I18n.h"
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#include <HalStorage.h>
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#include <HardwareSerial.h>
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#include <Serialization.h>
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#include <string>
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#include "I18nStrings.h"
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using namespace i18n_strings;
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// Settings file path
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static constexpr const char* SETTINGS_FILE = "/.crosspoint/language.bin";
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static constexpr uint8_t SETTINGS_VERSION = 2;
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I18n& I18n::getInstance() {
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static I18n instance;
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return instance;
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}
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const char* I18n::get(StrId id) const {
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const auto index = static_cast<size_t>(id);
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if (index >= static_cast<size_t>(StrId::_COUNT)) {
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return "???";
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}
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// Use generated helper function - no hardcoded switch needed!
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const LangStrings lang = getLanguageStrings(_language);
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return lang.data + lang.offsets[index];
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}
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void I18n::setLanguage(Language lang) {
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if (lang >= Language::_COUNT) {
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return;
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}
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_language = lang;
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saveSettings();
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}
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const char* I18n::getLanguageName(Language lang) const {
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const auto index = static_cast<size_t>(lang);
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if (index >= static_cast<size_t>(Language::_COUNT)) {
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return "???";
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}
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return LANGUAGE_NAMES[index];
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}
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const char* I18n::getLanguageCode(Language lang) const {
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const auto index = static_cast<size_t>(lang);
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if (index >= static_cast<size_t>(Language::_COUNT)) {
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return LANGUAGE_CODES[0];
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}
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return LANGUAGE_CODES[index];
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}
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void I18n::saveSettings() {
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Storage.mkdir("/.crosspoint");
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FsFile file;
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if (!Storage.openFileForWrite("I18N", SETTINGS_FILE, file)) {
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Serial.printf("[I18N] Failed to save settings\n");
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return;
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}
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serialization::writePod(file, SETTINGS_VERSION);
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serialization::writeString(file, getLanguageCode(_language));
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file.close();
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Serial.printf("[I18N] Settings saved: language=%d code=%s\n", static_cast<int>(_language),
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getLanguageCode(_language));
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}
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void I18n::loadSettings() {
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FsFile file;
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if (!Storage.openFileForRead("I18N", SETTINGS_FILE, file)) {
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Serial.printf("[I18N] No settings file, using default (English)\n");
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return;
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}
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uint8_t version;
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serialization::readPod(file, version);
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if (version == SETTINGS_VERSION) {
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std::string code;
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serialization::readString(file, code);
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bool found = false;
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for (uint8_t i = 0; i < getLanguageCount(); i++) {
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if (code == LANGUAGE_CODES[i]) {
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_language = static_cast<Language>(i);
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found = true;
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break;
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}
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}
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if (found) {
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Serial.printf("[I18N] Loaded language code: %s (%d)\n", code.c_str(), static_cast<int>(_language));
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} else {
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Serial.printf("[I18N] Unknown language code in settings: %s\n", code.c_str());
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}
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file.close();
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return;
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}
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// Legacy migration path: version 1 stored language enum index directly.
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if (version == 1) {
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uint8_t lang;
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serialization::readPod(file, lang);
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if (lang < static_cast<size_t>(Language::_COUNT)) {
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_language = static_cast<Language>(lang);
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Serial.printf("[I18N] Migrating v1 language index: %d -> %s\n", static_cast<int>(_language),
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getLanguageCode(_language));
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file.close();
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saveSettings();
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return;
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}
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file.close();
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Serial.printf("[I18N] Invalid v1 language index: %d\n", static_cast<int>(lang));
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return;
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}
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Serial.printf("[I18N] Settings version mismatch: %d\n", static_cast<int>(version));
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file.close();
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}
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// Generate character set for a specific language
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const char* I18n::getCharacterSet(Language lang) {
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const auto langIndex = static_cast<size_t>(lang);
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if (langIndex >= static_cast<size_t>(Language::_COUNT)) {
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lang = Language::EN; // Fallback to first language
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}
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return CHARACTER_SETS[static_cast<size_t>(lang)];
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}
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