//Simple spectate script
//Author Vetal © 2012 All Rights Reserved.

g_Enabled <- false;
g_MyOldPos <- Vector(0.0, 0.0, 0.0);
pPlayer <- FindLocalPlayer();

//Custom values (start). You can set this values whatever you want:
g_TimerUpdate <- 10;
g_Distance    <- 5;
//Custom values (end)


function onClientCommand( szCmd, szParams )
{
    if ( szCmd == "spec" ){
    local p, playerid;
    if(!szParams){
    Message( "USAGE: /spec <playerid>");
    return false; }
    if ( szParams == "off" && g_Enabled == true ){
    RestoreMyPlace();
    Message( "Spectate has been disabled");
    return false; }
    if(g_Enabled == true){
    Message( "Another spectate is active, to disable use  /spec off");
    return false; }
    if(!IsNum( szParams )){
    Message( "USAGE: /spec <playerid>");
    return false; }
    playerid = szParams.tointeger();
    if(playerid == pPlayer.ID){
    Message( "You cant spectate yourself !");
    return false; }
    p = FindPlayer( playerid );
    if(p){
    pPlayer.Frozen = true;
    g_Enabled = true;
    Message( "Spectate Mode is ON. To Turn it Off, use /spec off");
    g_MyOldPos = pPlayer.Pos;
    NewTimer("SpectatorOn", g_TimerUpdate, 1, playerid);  } else
    { Message( "Can't find the player."); } }
}




function SpectatorOn(playerid)
{
    local p, camPos, v, myPos;
    p = FindPlayer( playerid );
    if(!p){ RestoreMyPlace();
    return false;  }
    v = p.Pos;
    camPos = Vector( v.x + g_Distance, v.y, v.z + g_Distance);
    myPos  = Vector( v.x + g_Distance, v.y, v.z + 100);
    SetCameraMatrix( camPos, v );
    pPlayer.Pos = myPos;
    if(g_Enabled == true) {  NewTimer("SpectatorOn", g_TimerUpdate, 1, playerid);  }
    if(g_Enabled == false){  RestoreMyPlace();  }
}

function RestoreMyPlace(){

    RestoreCamera();
    g_Enabled = true; //Needed for not being killed from falling from the sky
    pPlayer.Pos = g_MyOldPos;
    pPlayer.Frozen = false;
    NewTimer("RestoreStatus", 800, 1);
}

function onScriptLoad()
{ print("Vetal's simple spectate script loaded"); }

function RestoreStatus(){ g_Enabled = false;  }

function onClientShot( attacker, weapon, bodypart )
{
    if(g_Enabled == true) {
    return 0; }
    return 1;
}

function onClientHurt( entity )
{
    if(g_Enabled == true) {
    return 0; }
    return 1;
}