6nomadsCodingChallenge.js

/*
 * Complete the 'getEventsOrder' function below.
 *
 * The function is expected to return a STRING_ARRAY.
 * The function accepts following parameters:
 *  1. STRING team1
 *  2. STRING team2
 *  3. STRING_ARRAY events1
 *  4. STRING_ARRAY events2
 */

function getEventsOrder(team1, team2, events1, events2) {
    const all_events = events1.concat(events2)
    let orderedList = []
    all_events.forEach((event, index) => {
        const eventValues = {}
        const teamName = getTeamName(team1, team2, index, events1.length)
        eventValues.time = getTime(event)
        eventValues.teamName = teamName
        eventValues.originalString = event
        let i = -1
        let next = orderedList[++i]
        while(next && next.time < eventValues.time) {
            next = orderedList[++i]
        }
        orderedList.splice(i, 0, eventValues)
    });
    orderedList = orderedList.map(orderedEvent => {
        const {
            originalString,
            teamName,
        } = orderedEvent
        return teamName + " " + originalString
    })
    return orderedList
}
const getTeamName = (t1, t2, i, len) => i < len ? t1 : t2
const isSubstitution = event => event.includes('S')
const isNotNumber = string => isNaN(parseFloat(string))
const getTimeFloat = numString => {
    if (numString.includes('+')) {
        // 45 or 90
        let base = parseFloat(numString.slice(0, 2))
        let rest = parseFloat(numString.slice(3))
        // 9 -> 9 , 10 -> 11, 11 -> 12 ... 19 -> 20, 20 -> 22, 21 -> 23..
        rest = rest + Math.floor(rest / 10)
        //e.g. 45.21
        return parseFloat(base.toString() + "." + rest.toString())

    } else {
        return parseFloat(numString)
    }
}
const concatNames = (name1, name2) => name1 += (name1 === "" ? name2 : " " + name2)
const getTime = (event) => {
    const eventArray = event.split(' ')
    let i = -1
    let next = eventArray[++i]
    while (isNotNumber(next)) {
        next = eventArray[++i]
    }
    let time = getTimeFloat(next)
    next = eventArray[++i]
    //substitution
    if (next === 'S') {
        next = eventArray[++i]
        while (i < eventArray.length) {
            next = eventArray[++i]
        }
    }
    return time
}


console.log(getEventsOrder('abc', 'cba', [ 'mo sa 45+2 Y', 'a 13 G' ], [ 'd 23 S f', 'z 46 G' ]))