Emoji Sumator

function emojiSumator(input) {
    let string = input[0];
    let emojiLookingFor = input[1].split(':').map(el => String.fromCharCode(el)).join('');
    let pattern = /(?:[\s]){1}(?<name>[:][a-z]{4,}[:])(?=[\s,.!?]){1}/g;
    let foundEmojies = [];
    let multiplicatePower = 1;
    let totalPower = 0;

    while ((emoji = pattern.exec(string)) !== null) {
        foundEmojies.push(`${emoji.groups.name}`);
        totalPower += emoji.groups.name.substring(1, emoji.groups.name.length - 1).split('').map(el => el.charCodeAt()).reduce((a, b) => a + b, 0);
        if (`:${emojiLookingFor}:` === emoji.groups.name) {
            multiplicatePower = 2;
        }
    }
    if (foundEmojies.length > 0) {
        console.log(`Emojis found: ${foundEmojies.join(', ')}`);
        console.log(`Total Emoji Power: ${totalPower * multiplicatePower}`);
    } else {
        console.log(`Total Emoji Power: ${totalPower * multiplicatePower}`);
    }
}