# This script fades out music when a player enters a zone.

using { /Fortnite.com/Devices }
using { /Verse.org/Simulation }
using { /Verse.org/Simulation/Tags }

# This is our main device class.
# Place it in the editor like any other device.
BossFightScript := class(creative_device):

    # This is the trigger volume we placed in the editor.
    # Drag your Trigger Volume device into this slot in the editor.
    @editable
    TriggerVolume : trigger_device = trigger_device{}

    # This is the Audio Mixer device.
    # Drag your Audio Mixer device into this slot in the editor.
    @editable
    AudioMixer : audio_mixer_device = audio_mixer_device{}
    # note: audio_mixer_device manages sound buses via control bus mixes.
    # Use ActivateMix/DeactivateMix to switch between mix presets configured
    # in the editor. Volume changes must be wired via the Audio Mixer device's
    # mix settings in the editor (e.g., set the mix to reduce music bus volume).

    # This runs once when the game starts.
    OnBegin<override>()<suspends> : void =
        # Connect the trigger to our function.
        # When someone enters, run 'OnPlayerEnter'.
        TriggerVolume.TriggeredEvent.Subscribe(OnPlayerEnter)

    # This function runs when a player enters the trigger.
    # trigger_device events pass an optional agent, so we accept ?agent.
    OnPlayerEnter(Agent : ?agent) : void =
        # Activate the mix configured on the Audio Mixer device.
        # Set up your mix in the editor to lower the Music bus volume to ~20%.
        AudioMixer.ActivateMix()
        # note: To control a separate Effects bus, add a second
        # @editable audio_mixer_device for your effects mix and
        # call ActivateMix on that reference instead.