function getdmg(weapon, leek, leek2)
{
    var tp;
    if(leek == me)
        tp = my_tp;
    else if (leek == enemy)
        tp = enemy_tp;
    var cost = getWeaponCost(weapon);
    var hasweapon = getWeapon(leek) == weapon;
    var dmg = 0;
    var effects = getWeaponEffects(weapon);
    var dmg_min = effects[0][1] * (1 + getStrength(leek)/ 100);
    var prevented = 0;
    var armor = getAbsoluteShield(leek2);

    while(tp >= cost)
    {
        dmg = dmg + dmg_min;
        prevented = prevented + armor;
        tp = tp - cost;
    }

    dmg = dmg - prevented;
    if (dmg < 0)
        dmg = 0;
    return (dmg);
}