using { /Fortnite.com/Devices }
using { /Verse.org/Simulation }
using { /UnrealEngine.com/Temporary/Diagnostics }

# This is our main Game Coordinator device
# Think of it as the 'Referee' of the match
game_coordinator_device := class(creative_device):

    # A trigger device the player walks into to start the race
    # Wire this up in the UEFN editor to your start-zone trigger
    @editable
    StartTrigger : trigger_device = trigger_device{}

    # A trigger device the player walks into to pick up a pizza
    # Wire this up in the UEFN editor to your pickup-zone trigger
    @editable
    PickupTrigger : trigger_device = trigger_device{}

    # A trigger device the player walks into to deliver a pizza
    # Wire this up in the UEFN editor to your delivery-zone trigger
    @editable
    DeliveryTrigger : trigger_device = trigger_device{}

    # Tracks how many pizzas have been delivered
    var PizzasDelivered : int = 0

    # How many pizzas the player must deliver to win
    PizzasToWin : int = 5

    # Tracks remaining time in seconds
    var TimeRemaining : float = 60.0

    # Whether a delivery was made in the current pickup cycle
    var DeliveryMade : logic = false

    # OnBegin is the real entry point for a creative_device in UEFN
    # It runs automatically when the island session starts
    OnBegin<override>()<suspends> : void =
        # STATE 1: Wait for the player to start the race
        # We pause here until the player enters the Start Zone trigger
        StartTrigger.TriggeredEvent.Await()

        Print("Race started!")

        # STATE 2: The main game loop
        # Runs repeatedly until the player wins or time runs out
        loop:
            # Reset the delivery flag for this round
            set DeliveryMade = false

            Print("New pizza location selected - head to the pickup zone!")

            # Wait here until the player actually picks up the pizza
            # Await pauses the code until the trigger fires,
            # saving CPU power instead of checking every frame
            PickupTrigger.TriggeredEvent.Await()

            Print("Pizza picked up! Now deliver it!")

            # Wait for the player to reach the delivery zone
            DeliveryTrigger.TriggeredEvent.Await()

            # Player reached the delivery zone — count the delivery
            set DeliveryMade = true
            set PizzasDelivered = PizzasDelivered + 1

            Print("Pizza delivered! Total: {PizzasDelivered}")

            # Add more time to the clock (like a heal pack for the timer)
            set TimeRemaining = TimeRemaining + 10.0

            Print("Bonus time! Time remaining: {TimeRemaining}")

            # Check win condition: enough pizzas delivered?
            if (PizzasDelivered >= PizzasToWin):
                Print("You Win! All pizzas delivered!")
                break  # Stop the loop — we won!

            # Check loss condition: did time run out?
            if (TimeRemaining <= 0.0):
                Print("Time's up! Game Over!")
                break  # Stop the loop — we lost!

        # STATE 3: Game Over
        # This runs once after the loop breaks
        ShowGameOverScreen()

    # Displays the final result to all players
    # Print() writes to the UEFN output log; swap in a
    # hud_message_device wired in the editor for in-game text
    ShowGameOverScreen() : void =
        if (PizzasDelivered >= PizzasToWin):
            Print("=== YOU WIN! Pizza Pursuit Complete! ===")
        else:
            Print("=== GAME OVER! Better luck next time! ===")