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index.ts
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index.ts
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import { MMKV } from 'react-native-mmkv';
const SEPARATE_SYMBOL = '=&=';
const loggerStorage = new MMKV({
id: 'mmkv-logger',
});
const log = (text: string, params = {}): void => {
loggerStorage.set(new Date().getTime() + SEPARATE_SYMBOL + text, JSON.stringify(params));
};
const getLogs = () => {
const keys = loggerStorage.getAllKeys();
const logs = keys.map(key => {
const splittedKey = key.split(SEPARATE_SYMBOL);
const time = new Date(Number(splittedKey[0]));
return {
time: time.toLocaleDateString() + ' ' + time.toLocaleTimeString(),
text: splittedKey[1],
params: JSON.parse(loggerStorage.getString(key) || '{}'),
};
});
return logs;
};
const eraseOldLogs = ({ expiredTime }: { expiredTime: number }) => {
if (expiredTime) {
const keys = loggerStorage.getAllKeys();
keys.forEach(key => {
if (Number(key.split(SEPARATE_SYMBOL)[0]) <= expiredTime) {
loggerStorage.delete(key);
}
});
}
};
const DumpLogger = {
log,
getLogs,
eraseOldLogs,
loggerStorage,
};
export default DumpLogger;