damage pack from weapon example

using GTA; // This is a reference that is needed! do not edit this
using GTA.Native; // This is a reference that is needed! do not edit this
using GTA.Math; // This is a reference that is needed! do not edit this
using System; // This is a reference that is needed! do not edit this
using System.Windows.Forms; // This is a reference that is needed! do not edit this

namespace scriptname
{
    public class scriptname : Script // declare Modname as a script
    {
        Ped player;

        public scriptname() // main function
        {
            Tick += this.OnTick;
            KeyDown += this.OnKeyDown;
            KeyUp += this.OnKeyUp;
            Interval = 0;
        }

        void OnTick(object sender, EventArgs e) // This is where most of your script goes
        {
            player = Game.Player.Character;

            if (Function.Call<bool>(Hash.IS_PED_ARMED, player, 1)) //if player is holding any melee weapon
            {
                //you can get the position of your current weapon by using "getWeaponPosition()". For example:

                //Here, we check if the distance between your weapon and a certain ped is less than or equal to 0.8 units.
                if (World.GetDistance(getWeaponPosition(), Ped.Position) <= 0.8f) //replace "Ped" with any ped you would like to apply the damage pack to.
                {
                    //Apply damage pack to ped.
                    Function.Call(Hash.APPLY_PED_DAMAGE_PACK, Ped, "HOSPITAL_0", 1.0f, 1.0f); //again, replace "Ped" with the ped you would like to apply the damage pack to.
                }
            }
        }

        Vector3 getWeaponPosition()
        {
            Entity currentWeapon = Function.Call<Entity>(Hash.GET_CURRENT_PED_WEAPON_ENTITY_INDEX, player); //get current weapon as an Entity

            return currentWeapon.Position; //return position of current weapon.
        }

        void OnKeyDown(object sender, KeyEventArgs e)
        {
        }

        void OnKeyUp(object sender, KeyEventArgs e)
        {
        }
    }
}