# Import the necessary systems
using {
    FortniteVerseSystemsLibrary,
    Player,
    Timer,
    Widget
}

# This is our main script. It "lives" on a Player.
# Think of it as the player's personal assistant.
script LowHealthMonitor(Player) is {
    
    # This is a Variable. 
    # A variable is like a loot box that can change contents.
    # Here, it holds the reference to our custom widget.
    var LowHealthUI : Widget = null

    # This is a Function.
    # A function is like a recipe or a device action.
    # It’s a block of code that does something when called.
    on Start() is {
        # 1. Create the Widget Instance
        # We tell the system to "spawn" our LowHealthWidget.
        # Only this player sees it.
        LowHealthUI = CreateWidget(LowHealthWidget)

        # 2. Attach the Widget to the Player
        # This is like handing the menu to the player at their table.
        Player.SetUserInterface(LowHealthUI)

        # 3. Start a Timer to check health
        # We call our CheckHealth function every 1 second.
        # This is like a heartbeat monitor ticking.
        StartTimer(1.0, CheckHealth)
    }

    # This is another Function: CheckHealth
    # It runs every time the timer ticks.
    on CheckHealth() is {
        # Get the player's current health.
        # Think of this as checking the loot pool.
        current_health := Player.GetHealth()

        # This is an If Statement.
        # It’s like a trap door: IF condition is true, THEN trigger.
        if (current_health < 50.0) {
            # Show the widget
            LowHealthUI.Show()
            
            # Optional: Change text color to red if not already
            # (Simplified for brevity)
        } else {
            # Hide the widget if health is safe
            LowHealthUI.Hide()
        }

        # Restart the timer to keep checking!
        # This is the loop. It keeps the game alive.
        StartTimer(1.0, CheckHealth)
    }
}