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function tick()
{   
    // Change this in the other function(s) too.
    local healthPerSecond = 10;
    local genericMax = 256;
    
    local ent = null;
 
    while((ent = Entities.FindByClassname(ent, "func_button_timed")))
    {
        // Target name should contain "health" and "station" ( health_station or health station )
        if(NetProps.GetPropString(ent, "m_iName").find("health") == null || NetProps.GetPropString(ent, "m_iName").find("station") == null)
            continue;
            
        local player = NetProps.GetPropEntity(ent, "m_hActivator")
        
        if(player == null || player.GetClassname() != "player" || player.IsDead() || !player.IsSurvivor() || player.IsIncapacitated())
        {
            NetProps.SetPropInt(ent, "m_nUseTime", genericMax); 
            continue;
        }
        
        // Ignore health stations that started this instant.
        else if(NetProps.GetPropFloat(player, "m_flProgressBarStartTime") == Time())
            continue;
        
        // Ignore situations before we set the progress bar.
        else if(NetProps.GetPropFloat(player, "m_flProgressBarDuration") == 0 || NetProps.GetPropInt(ent, "m_nUseTime") >= genericMax)
            continue;
            
        local timeLeft = NetProps.GetPropFloat(player, "m_flProgressBarStartTime") + NetProps.GetPropFloat(player, "m_flProgressBarDuration") - Time()
        
        // If the remainder of the timeLeft is zero, it's a whole number, apply the healing now.
        if(timeLeft % 1 == 0)
        {
            player.SetHealth(player.GetHealth() + healthPerSecond);
            
            // Reached max health? Reduce health to max health.
            if(player.GetHealth() > player.GetMaxHealth())
            {
                player.SetHealth(player.GetMaxHealth());
            }
            
            // Temporary health pushes your health beyond the max health? Account for that as well!
            if(player.GetHealth() + player.GetHealthBuffer() > player.GetMaxHealth())
            {
                player.SetHealthBuffer(player.GetMaxHealth() - player.GetHealth())
            }
        }
        // Took damage while using? Healed somehow while using? Force restart it.
        else if(abs(player.GetHealth() + ceil(timeLeft).tointeger() * healthPerSecond - player.GetMaxHealth()) > healthPerSecond)
        {
            EntFire("!activator", "Disable", null, 0, ent)
            EntFire("!activator", "Enable", null, 0.01, ent)
        }
        
        
        if(timeLeft <= 0)
        {
            EntFire("!activator", "Disable", null, 0, ent)
            EntFire("!activator", "Enable", null, 1.0, ent)
        }
    }
 
    return 0.001; // can't actually rethink this fast, but returning lower than max think speed will cap to the fastest think possible.
}
 
function OnHealthStationUsed()
{
    // Change this in the other function(s) too.
    local healthPerSecond = 10;
    local genericMax = 256;
    
    local ent = caller;
    
    
    // Fetch player instead of using activator as the player may quickly release E which m_hActivator notices.
    // There are also less sinister things about this like getting incapped at the split second of trying to heal.
    local player = NetProps.GetPropEntity(ent, "m_hActivator")
    
    if(player == null || player.GetClassname() != "player" || player.IsDead() || !player.IsSurvivor() || player.IsIncapacitated())
        return;
    
    // We don't care about temporary health just yet, as to calculate duration we pretend the player has 0 temporary health.
    local duration = ceil((player.GetMaxHealth() - player.GetHealth()).tofloat() / healthPerSecond.tofloat()).tofloat();
    
 
    NetProps.SetPropInt(ent, "m_nUseTime", duration.tointeger());   
    
    NetProps.SetPropFloat(player, "m_flProgressBarDuration", duration)
    
    NetProps.SetPropFloat(player, "m_flProgressBarStartTime", Time())
 
    if(duration < 1)
    {
        player.SetHealth(player.GetMaxHealth() - 1);
        
        duration = 1;
    }
}