role.invader.js

let invader = module.exports;
invader.run = function(creep) {
    let spawn1 = Game.rooms[creep.memory.home].find(FIND_MY_SPAWNS)[0];
    let targetRoom = 'W4N4';
    if(creep.room.name == targetRoom) {
        let target = creep.pos.findClosestByPath(FIND_HOSTILE_CREEPS);
        if(target) {
            creep.say('die!!');
            if(creep.rangedAttack(target) != OK && creep.attack(target) != OK) {
                creep.moveTo(target);
                return;
            }
        } else {
            target = creep.pos.findClosestByPath(FIND_STRUCTURES, {
                filter: (s) => {
                    return (s.structureType == STRUCTURE_TOWER);
            }});
            if(!target) {
                target = creep.pos.findClosestByPath(FIND_STRUCTURES, {
                filter: (s) => {
                    return (s.structureType == STRUCTURE_SPAWN);
            }});
            }
            if(!target) {
                target = creep.pos.findClosestByPath(FIND_STRUCTURES, {
                filter: (s) => {
                    return (s.structureType == STRUCTURE_EXTENSION);
            }});
            }
            if(!target) target = creep.room.controller;
            creep.say('destroy!!');
            if(creep.rangedAttack(target) != OK && creep.attack(target) != OK) {
                creep.moveTo(target);
            }
        }
    } else {
        let h = creep.pos.findInRange(FIND_HOSTILE_CREEPS,5);
        if(h.length) {
            creep.say('die!!');
            h = h[0];
            if(creep.rangedAttack(h) != OK && creep.attack(h) != OK) {
                creep.moveTo(h);
                return;
            }
        }
        creep.moveTo(creep.pos.findClosestByPath(creep.room.findExitTo(targetRoom)), {reusePath: 25, swampCost: 5});
    }
};
invader.base = [TOUGH,MOVE,RANGED_ATTACK];
invader.add = {
    0: { type: RANGED_ATTACK, amt: 14},
    1: { type: MOVE, amt: 19},
    2: { type: TOUGH, amt: 14}
};