module.exports = {
	setup: function () { StructureSpawn.prototype = _Spawn.prototype; }
}

class _Spawn extends StructureSpawn {
	
	begin(){
		if (!this.memory.creepCounter) this.memory.creepCounter = 0;
		this.memory.init = true;
    }
    
    tick(){
		if(!this.memory.init) this.begin(); 
		if(this.room.memory.jobs.length){
			const job = this.room.memory.jobs[0];
			const body = [WORK, CARRY, MOVE];
			const response = this.createCreep(body, "harvester", job);
			if(response == OK) this.room.memory.jobs.splice(0, 1);
		}
    }

	createHarvester() {
		this.createCreep(body, "harvester", Role.HARVESTER);
	}

	createCreep(body, name, job) {
		const response = this.spawnCreep(body, name + ": " + this.memory.creepCounter, {
			memory: { job: job }
		});
		if (response == OK) this.memory.creepCounter++;
		return response;
	}
}