var energyUtils = require('util_energy');

var name = 'builder';

function run(creep) {
	if(creep.memory.building && creep.store[RESOURCE_ENERGY] == 0) {
		creep.memory.building = false;
	}
	if(!creep.memory.building && creep.store.getFreeCapacity() == 0) {
		creep.memory.building = true;
	}

	if(creep.memory.building) {
		var targets = creep.room.find(FIND_CONSTRUCTION_SITES);
		if(targets.length) {
			if(creep.build(targets[0]) == ERR_NOT_IN_RANGE) {
				creep.moveTo(targets[0]);
			}
		}
	}
	else {
		energyUtils.gatherEnergy(creep);
	}
}

module.exports = {name,run};