roll a bunch of stats and sum their total

roll-stats-and-reroll.js

/*
    Roll a bunch of stats and total them. Use syntax like this:
    !sumstatrolls --{{name= Stat Rolls 4d6k3}} {{Strength= [[4d6k3]]}} {{Dexterity= [[4d6k3]]}} {{Constitution= [[4d6k3]]}} {{Intelligence= [[4d6k3]]}} {{Wisdom= [[4d6k3]]}} {{Charisma= [[4d6k3]]}}
    or
    !sumstatrolls --{{name= Stat Rolls 4d6k3}} {{Rolls=**[[4d6k3]] [[4d6k3]] [[4d6k3]] [[4d6k3]] [[4d6k3]] [[4d6k3]]**}}
    
*/
on("ready", () => { 
    const template = '&{template:default}',
    sumheader = 'Average Score',
    macroname = 'roll-6-stats',
    processInlinerolls = function (msg) {
        if (_.has(msg, 'inlinerolls')) {
            return _.chain(msg.inlinerolls)
                .reduce(function(previous, current, index) {
                    previous['$[[' + index + ']]'] = current.results.total || 0;
                    return previous;
                },{})
                .reduce(function(previous, current, index) {
                    return previous.replace(index, current);
                }, msg.content)
                .value();
        } else {
            return msg.content;
        }
    },
    totalInlinerolls = function(msg) {
        let total = 0;
        if (_.has(msg, 'inlinerolls')) {
            total = msg.inlinerolls.reduce((total,current) => total + current.results.total ||0,0);
        };
        return total > 0 ? Math.floor((total / msg.inlinerolls.length)*10)/10 : total;
    };
    
    on("chat:message", msg_orig => {
        if(msg_orig.type == "api" && (msgMatch = msg_orig.content.match('!sumstatrolls --'))){
            const msg = processInlinerolls(msg_orig);
            const sum = totalInlinerolls(msg_orig); 
            let output = msg.split('--')[1].trim();
            output = `${template} ${output} {{${sumheader}=${sum >= 12 ? sum : `[${sum}: Reroll](!&13;#${macroname})`}}}`;
            sendChat("", output);
        }
    });
});