Blue Eagle Solari Combo

Config = scriptConfig("Leona", "Leona")
Config.addParam("Q", "Use Q", SCRIPT_PARAM_ONOFF, true)
Config.addParam("W", "Use W", SCRIPT_PARAM_ONOFF, true)
Config.addParam("E", "Use E", SCRIPT_PARAM_ONOFF, true)
Config.addParam("R", "Use R in combo", SCRIPT_PARAM_ONOFF, true)
PrintChat("Blue Eagle Solari 0.1 by N7Reny")
OnLoop(function(myHero)
        local rang = GetTarget(1700)
            if KeyIsDown(0x20) then
                   if ValidTarget(rang, 1250) then
if Config.E then
                local EPred = GetPredictionForPlayer(GetMyHeroPos(),rang,GetMoveSpeed(rang),1900,500,875,70,true,true)
                 if CanUseSpell(myHero, _E) == READY and EPred.HitChance == 1 then
                 CastSkillShot(_E,EPred.PredPos.x,EPred.PredPos.y,EPred.PredPos.z)
                 end
if Config.Q then
                if CanUseSpell(myHero, _Q) == READY and IsInDistance(rang, 400)  then
                        CastTargetSpell(rang,_Q)
            end
if Config.W then
                if  CanUseSpell(myHero, _W) == READY and IsInDistance(rang, 600) then
                        CastTargetSpell(myHero,_W)
            end

if Config.R then
                local RPred = GetPredictionForPlayer(GetMyHeroPos(),rang,GetMoveSpeed(rang),1900,500,1200,70,true,true)
                 if CanUseSpell(myHero, _R) == READY and RPred.HitChance == 1 and READY then
                 CastSkillShot(_R,RPred.PredPos.x,RPred.PredPos.y,RPred.PredPos.z)
                        end
                end
            end
        end
    end
end)