key lastkey;
integer sensfinished = 0;
integer mode = 0;
string addstr = "phantom ";
integer upfirst = 0;
integer counter = 0;
integer shieldout = 0;

default
{
    state_entry()
    {
        llSensorRepeat("",NULL_KEY,ACTIVE,200000,7000*PI,0.001);
        llListen(7,"",llGetOwner(),"");
        llListen(8037,"Excellent Shield",NULL_KEY,"");
    }

    sensor(integer num_detected)
    {
        integer checknum = 0;
        while(checknum < num_detected && !sensfinished)
        {
            vector othervel = llDetectedVel(checknum);
            float otherspeed = llVecMag(othervel);
            key otherowner = llDetectedOwner(checknum);
            string owner = llKey2Name(otherowner);
            vector fwd = llVecNorm(othervel);
            float dist = llVecDist(llGetPos(),llDetectedPos(checknum));
            vector ppos = llDetectedPos(checknum)+(fwd*dist);
            float pdist = llVecDist(llGetPos(),ppos);
            if(otherspeed > 10 && llDetectedKey(checknum) != lastkey && otherowner != llGetOwner() && pdist <= 1)
            {
                if(counter && !sensfinished)
                {
                    //llRezObject("Merevast Shot",pos+fwd,fwd*75,ZERO_ROTATION,2);
                }
                if(upfirst && !sensfinished)
                {
                    llMoveToTarget(llGetPos()+<0,0,10>,0.05);
                    llSleep(0.2);
                }
                if(mode == 0 && !sensfinished)
                {
                    llMessageLinked(LINK_SET,0,addstr+owner,NULL_KEY);
                    llOwnerSay(owner);
                    lastkey = llDetectedKey(checknum);
                    sensfinished = 1;
                    llSetTimerEvent(1);
                }
                if(mode == 1 && !sensfinished && !shieldout)
                {
                    llRezObject("Excellent Shield",llGetPos(),ZERO_VECTOR,ZERO_ROTATION,2);
                    sensfinished = 1;
                    llSetTimerEvent(1);
                }
                if(upfirst)
                {
                    llStopMoveToTarget();
                    sensfinished = 1;
                    llSetTimerEvent(1);
                }
            }
            checknum += 1;
        }
    }
    
    timer()
    {
        sensfinished = 0;
        llSetTimerEvent(0);
    }
    
    listen(integer channel,string name,key id,string msg)
    {
        if(msg == "ps phantom")
        {
            addstr = "phantom ";
            mode = 0;
            llOwnerSay("PS Mode: Phantom");
        }
        if(msg == "ps tele")
        {
            addstr = "tele ";
            mode = 0;
            llOwnerSay("PS Mode: Teleport");
        }
        if(msg == "ps bash")
        {
            addstr = "bash ";
            mode = 0;
            llOwnerSay("PS Mode: Bash");
        }
        if(msg == "ps shield")
        {
            mode = 1;
            llOwnerSay("PS Mode: Shield");
        }
        if(msg == "ps off")
        {
            mode = 2;
            llOwnerSay("PS Off");
        }
        if(msg == "uf on")
        {
            upfirst = 1;
            llOwnerSay("PS Upfirst On");
        }
        if(msg == "uf off")
        {
            upfirst = 0;
            llOwnerSay("PS Upfirst Off");
        }
        if(msg == "here" && name == "Excellent Shield")
        {
            shieldout = 1;
        }
        if(msg == "not here" && name == "Excellent Shield")
        {
            shieldout = 0;
        }
    }
}