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Fix for app crashing in dev environment while changing the language. #423

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Fix for app crashing in dev environment while changing the language. #423

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68 changes: 49 additions & 19 deletions src/lib/i18n/utils.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@ import type TranslateOptions from 'i18next';
import i18n from 'i18next';
import memoize from 'lodash.memoize';
import { useCallback } from 'react';
import { I18nManager, NativeModules, Platform } from 'react-native';
import { I18nManager, Platform } from 'react-native';
import { useMMKVString } from 'react-native-mmkv';
import RNRestart from 'react-native-restart';

Expand All @@ -15,40 +15,70 @@ export type TxKeyPath = RecursiveKeyOf<DefaultLocale>;

export const LOCAL = 'local';

export const getLanguage = () => storage.getString(LOCAL); // 'Marc' getItem<Language | undefined>(LOCAL);
export const getLanguage = (): Language | undefined => {
return storage.getString(LOCAL) as Language | undefined;
};

export const translate = memoize(
(key: TxKeyPath, options = undefined) =>
i18n.t(key, options) as unknown as string,
(key: TxKeyPath, options: typeof TranslateOptions) =>
options ? key + JSON.stringify(options) : key
);

export const changeLanguage = (lang: Language) => {
i18n.changeLanguage(lang);
if (lang === 'ar') {
I18nManager.forceRTL(true);
} else {
I18nManager.forceRTL(false);
}
if (Platform.OS === 'ios' || Platform.OS === 'android') {
if (__DEV__) NativeModules.DevSettings.reload();
else RNRestart.restart();
} else if (Platform.OS === 'web') {
window.location.reload();
) as unknown as {
(key: TxKeyPath, options?: typeof TranslateOptions): string;
cache: {
clear(): void;
};
};

export const changeLanguage = async (lang: Language) => {
try {
await i18n.changeLanguage(lang);

if (lang === 'ar') {
I18nManager.forceRTL(true);
} else {
I18nManager.forceRTL(false);
}

translate.cache.clear();

if (Platform.OS === 'ios' || Platform.OS === 'android') {
RNRestart.restart();
} else if (Platform.OS === 'web') {
setTimeout(() => {
window.location.reload();
}, 100);
}
} catch (error) {
console.error('Error changing language:', error);
}
};

export const useSelectedLanguage = () => {
const [language, setLang] = useMMKVString(LOCAL);

const setLanguage = useCallback(
(lang: Language) => {
setLang(lang);
if (lang !== undefined) changeLanguage(lang as Language);
async (lang: Language) => {
try {
setLang(lang);
if (lang) {
await changeLanguage(lang);
}
} catch (error) {
console.error('Error setting language:', error);
}
},
[setLang]
);

return { language: language as Language, setLanguage };
};

i18n.on('languageChanged', () => {
console.log('Language changed successfully');
});

i18n.on('missingKey', (lng, ns, key) => {
console.error(`Missing translation key: ${key} in language: ${lng}`);
});