const argv = require('minimist')(process.argv.slice(2));

const {layout, defaultLeveL} = require('./constants');

function getLogLevel() {
    // Support the env var for backward compatibility
    const { DOODLE_DLOG_LOG_LEVEL } = process.env;

    if (argv.loglevel) {
        return argv.loglevel;
    } else if (DOODLE_DLOG_LOG_LEVEL) {
        return DOODLE_DLOG_LOG_LEVEL;
    } 
    return defaultLeveL;
}

function getIncludeOptions(includesOptions) {
    if (!includesOptions) {
        return  false;
    }

    if (typeof includesOptions === 'string') {
        return [includesOptions];
    }

    return includesOptions;
}

module.exports = {
    minimumSeverityToDisplay: getLogLevel(),
    layout: Object.values(layout).includes(argv.layout) ? argv.layout : layout.default,
    utc: argv.utc || false,
    local: argv.local || false,
    include: getIncludeOptions(argv.include || argv.i),
}