screeps ranged-assasult unit script

var roleRangedAttack = {
    run:function(creep){
        if(creep.ticksToLive<800 && creep.memory.renew){
            var spawn = Game.rooms[creep.memory.home].find(FIND_MY_SPAWNS)[0];
            creep.moveTo(spawn, {visualizePathStyle: {stroke: '#ff00ff'}});
            if(creep.memory.status !== "renewing"){
                creep.memory['status'] = 'renewing'
                creep.say('🔄 renew');
            }
        } else {
            if(creep.memory['status']==="renewing" && creep.ticksToLive<1200){return};
            var target = creep.pos.findInRange(FIND_HOSTILE_CREEPS,3);
            if(target.length === 0){
                var target = creep.pos.findClosestByPath(FIND_HOSTILE_CREEPS);
                if(target){
                    creep.moveTo(target,{visualizePathStyle: {stroke: '#ff0000'}});
                    if(creep.memory.status !== "engaging"){
                        creep.say("⚔ engaging");
                        creep.memory.status = 'engaging';
                    }
                    creep.memory.status = 'engaging';
                } else{
                    target = creep.room.find(FIND_HOSTILE_CONSTRUCTION_SITES);
                    if(target){
                        target = creep.pos.findInRange(FIND_HOSTILE_CONSTRUCTION_SITES,3);
                        if(target){
                            creep.rangedAttack(target[0]);
                        } else {
                            creep.moveTo(creep.pos.findClosestByPath(FIND_HOSTILE_CONSTRUCTION_SITES));
                        }
                    } else {
                        target = creep.room.find(FIND_HOSTILE_STRUCTURES);
                        if(target){
                            target = creep.pos.findInRange(FIND_HOSTILE_STRUCTURES,3);
                            if(target){
                                creep.rangedAttack(target[0]);
                            } else {
                                creep.moveTo(creep.pos.findClosestByPath(FIND_HOSTILE_STRUCTURES));
                            }
                        } else {
                            if(creep.memory.status !== "idle"){
                                creep.memory.status = 'idle';
                                creep.say('❄ Idle');
                            }
                            creep.moveTo(Game.flags["Mil-Field"],{visualizePathStyle: {stroke: '#ffff00'}})
                        }
                    }
                }
            } else {
                if(creep.rangedAttack(target[0]) !== ERR_NOT_IN_RANGE){
                    if(creep.memory.status !== "attacking"){
                        creep.say("⚔ attacking");
                        creep.memory.status = 'attacking';
                    }
                }
            }
        }
    }
}
module.exports = roleRangedAttack;