# We need to import the basic tools to talk to the game world
using { /Fortnite.com/Devices }
using { /UnrealEngine.com temporary/Engine }

# This is our main script, attached to the island
# Think of this as the "Game Master" entity
# It holds the state of the game
[CreateByRef]
var MainGame: {
    # This variable is our "Current Theme"
    # It’s like your current weapon slot. 
    # We start with "Medieval" (represented by 0)
    CurrentTheme: int = 0

    # This function is the "Rebirth Van"
    # It takes no input, but it changes the world
    # It's a "procedure" because it does something rather than returns a value
    ApplyTheme() -> void:
        # First, we hide the current theme
        # If CurrentTheme is 0, we hide Medieval_Props
        # If CurrentTheme is 1, we hide Cyber_Props
        # We use a simple check, like deciding which path to take at a fork in the road
        if (CurrentTheme == 0):
            # Get the Medieval props group
            # We assume we have a reference to this entity in our editor setup
            # In a real build, you'd link this via the editor's "Variable" tab
            Medieval_Props.SetVisibility(Visibility: Hidden)
            
            # Now, show the Cyber props
            # This is like swapping your shield potion for a chug splash
            Cyber_Props.SetVisibility(Visibility: Visible)
            
            # Update our "Loadout" variable to remember we are now in Cyber mode
            CurrentTheme = 1
        else:
            # If we are already in Cyber mode, we go back to Medieval
            Cyber_Props.SetVisibility(Visibility: Hidden)
            Medieval_Props.SetVisibility(Visibility: Visible)
            CurrentTheme = 0

    # This event fires when the game starts
    # It’s like the "Ready Up" screen
    OnBegin<override>()<suspends>:
        # When the game begins, make sure everything is hidden first
        Medieval_Props.SetVisibility(Visibility: Hidden)
        Cyber_Props.SetVisibility(Visibility: Hidden)
        
        # Wait for player input...
        # We'll handle the button clicks in a separate event or loop
        # For simplicity, we'll just wait here for now
        Wait(1.0)
}

# This is the "Trigger" for our buttons
# We attach this script to the Switches in the editor
[CreateByRef]
var ThemeButton: {
    # Reference to the MainGame script so we can change its theme
    MainGame: MainGame

    # This event fires when the button is pressed
    OnActivated<override>()<suspends>:
        # Call the MainGame's function to swap the world
        MainGame.ApplyTheme()
        
        # Optional: Give the player a little feedback
        # Like the sound effect when you pick up a keycard
        MainGame.BroadcastMessage("Theme Changed!")
}