goto64 https://www.youtube.com/watch?v=ehXu5nbQQaI

decodeexample.js

    JSON.stringify(Game.market.getAllOrders(order => order.resourceType == RESOURCE_GHODIUM && order.type == ORDER_SELL && Game.market.calcTransactionCost(200, 'W12N64', order.roomName) < 500));

extractor.js

var roleExtractor = {

    /** @param {Creep} creep **/
    run: function(creep) {
        
        if (creep.memory.extracting && creep.carryCapacity == _.sum(creep.carry)) {
            creep.memory.extracting = false;
        }
        if (!creep.memory.extracting && 0 == _.sum(creep.carry)) {
            creep.memory.extracting = true;
            if (creep.ticksToLive < 200) {
                creep.suicide();
            }
        }
        
        if (creep.memory.extracting) {
            var target;
        
            if (creep.memory.depositId) {
                target = Game.getObjectById(creep.memory.depositId);
            } else {
                var targets = creep.room.find(FIND_MINERALS);
                target = targets[0];
                creep.memory.depositId = target.id;
                creep.memory.mineralType = target.mineralType;
            }
            if (creep.harvest(target) == ERR_NOT_IN_RANGE) {
                creep.moveTo(target);
            }
        } else {
            if (creep.room.terminal) {
                if (creep.transfer(creep.room.terminal, creep.memory.mineralType) == ERR_NOT_IN_RANGE) {
                    creep.moveTo(creep.room.terminal);
                }
            } else if (creep.room.storage) {
                if (creep.transfer(creep.room.storage, creep.memory.mineralType) == ERR_NOT_IN_RANGE) {
                    creep.moveTo(creep.room.storage);
                }
            }
        }
    }
};

module.exports = roleExtractor;

sellmarket.js

// Terminal trade execution
if (spawn.room.terminal && (Game.time % 10 == 0)) {
    if (spawn.room.terminal.store[RESOURCE_ENERGY] >= 2000 && spawn.room.terminal.store[RESOURCE_HYDROGEN] >= 2000) {
        var orders = Game.market.getAllOrders(order => order.resourceType == RESOURCE_HYDROGEN &&
                                              order.type == ORDER_BUY &&
                                              Game.market.calcTransactionCost(200, spawn.room.name, order.roomName) < 400);
        console.log('Hydrogen buy orders found: '   orders.length);
        orders.sort(function(a,b){return b.price - a.price;});
        console.log('Best price: '   orders[0].price);
        if (orders[0].price > 0.7) {
            var result = Game.market.deal(orders[0].id, 200, spawn.room.name);
            if (result == 0) {
                console.log('Order completed successfully');
            }
        }
    }
}