engi offense

s.calc = function() {

    //any stimjector-related things to do?
    if ('stimjector' in vs.myDefs) {
        //our stimjector is auto
        if (vs.switchingStim) {
            //we are switching to manual.
            return 'gsv.stimjector';
        }
    } else if (vs.abs.gst.rdy) {
        //our stimjector is manual
        if (vs.switchingStim) {
            //we are switching to auto
            return 'gston';
        }
        //do we need to heal manually?
        var threshold = vs.settings.hp_threshold;
        if (vs.vitals.hp < threshold) {
            return 'gst';
        }
    }
    var droneHere = vs.botHere('an aerodynamic drone')
    // do we need parts? Let's check if we have airdrop balance.
    if ( (vs.vitals.parts < vs.settings.airdropPartsThreshold) && vs.abs.bai.rdy) {
        //is the drone here?
        if (droneHere) {
            vs.verb('Vuu found that we need to airdrop.','engineer');
            return 'bai';
        //oh shit, no drone. Let's salvage a wormholer
        } else if (vs.myGadgets['an arm-mounted wormhole generator'].length > 1) {
            return 'gsv.wormholer';
        //out of wormholers? Salvage a hoverboard
        } else if (vs.myGadgets['a wing-shaped hoverboard'].length > 1) {
            return 'gsv.hoverboard';
        } else {
            display_notice('=======NO GADGETS TO SALVAGE FOR PARTS!======','red');
        }
    }
    //we really really want a carrybot at all times so we can interrupt
    if (!('a crane-armed carrybot' in vs.myBots)) {
        return 'bcon.carrybot';
    }
    //we also really want a shardflinger in the room.
    if (!vs.turretHere('a turret with a mounted shardflinger barrel')) {
        if ('a turret with a mounted shardflinger barrel' in vs.myTurrets) {
            if (vs.myTurrets['a turret with a mounted shardflinger barrel'].length >0) {
                var id = vs.myTurrets['a turret with a mounted shardflinger barrel'][0];
                return 'tde.'+id;
            }
        }
        display_notice('=======NEED A TURRET BUT HAVE NONE!======','red');
    } else {
        //so we do have a shardflinger here. But is it sentrymode?
        var tId = vs.getMyTurretHere();
        if (tId) {
            if (!(tId in vs.mySentryTurrets)) {
                //Not really sure... it could be... let's use a balanceless TURRET STATUS to check
                vs.turretStatusParsingId = tId;
                return 'tst';
            }
        }
        //we DO have a turret here and apparently it's out of energy.
        if (vs.boost) {
            vs.verb('Vuu found that we need to qpcboost.','engineer');
            return 'qpc';
        }
    }
    //remove them from cover.
    if (vs.theirCoverState.covering) {
        vs.verb('Vuu found that we need to propshrink.','engineer');
        return 'gps';
    }
    //harass them on cd
    if (droneHere && vs.abs.bha.rdy) {
        return 'bha';
    }

    var sh = vs.shardCounter;
    //5 shards is our money number for magnetize. Let's check...
    if (sh >= 5) {
        //We want shard counts to hover around 5/6, not 4/5, so let's check if shards are falling
        if (vs.shardCountIn(5000) < 5) { // checks if shards 5 seconds from now will be less than 5.
            //they are, so let's junkjet.
            display_notice('====Time to magnotron?====','yellow');
            return 'gj';
        } else {
            //magnetize yaaaah
            return 'gmz';
        }
    }
    //NYI DO NOT UNCOMMENT YET
    //we want them either spasming or with weak knees
    /*if (!vs.spasming) {
        return 'gsp';
    } else {
    //and now we want to make sure they have damaged right/left leg, conveniently also telling us if they are indeed weak knees.
        if ( (vs.constrictCount < 2) && (vs.botHere('a knife-mawed burrowbot')) ) {
            return 'bco';
        }
    }
    */

    //we will constrict them by default.
    return false;
}