var anylogger = require('anylogger');
var loglevel = require('loglevel');

// hook global setLevel so it re-creates all loggers
hook(loglevel, 'setLevel');
// maintain a mapping of names to loglevel loggers
var loggers = Object.create(null);
// make level numbers compatible with loglevel
anylogger.levels = {
    trace: 0,
    debug: 1,
    log: 1, // loglevel maps log to debug
    info: 2,
    warn: 3,
    error: 4,
};
// hooks a method so that when it's called,
// the relevant loggers will be re-extended
function hook(logger, methodName, loggerName) {
    const method = logger[methodName];
    logger[methodName] = (...args) => {
        const result = method(...args);
        if (loggerName) {
            anylogger.ext(anylogger(loggerName));
        }
        else {
            for (const name in anylogger.all) {
                anylogger.ext(anylogger(name));
            }
        }
        return result;
    };
    return logger;
}
// override anylogger.ext() to make every log method use loglevel
anylogger.ext = function (logger) {
    const loglevelLogger = loggers[logger.name] ||
        (loggers[logger.name] = hook(loglevel.getLogger(logger.name), 'setLevel', logger.name));
    for (var level in anylogger.levels) {
        logger[level] = loglevelLogger[level];
    }
    logger.enabledFor = function (level) {
        return anylogger.levels[level] >= loglevelLogger.getLevel();
    };
    return logger;
};