package kernel.peripherals;

using tink.CoreApi;

class Drive implements IPeripheral {
	public final onDiskInsert:Signal<Noise>;
	public final onDiskEject:Signal<Noise>;

	private final addr:String;
	private final native:cc.periphs.Disk;
	private final onDiskInsertTrigger:SignalTrigger<Noise> = Signal.trigger();
	private final onDiskEjectTrigger:SignalTrigger<Noise> = Signal.trigger();

	@:allow(kernel.peripherals)
	private function new(native: cc.periphs.Disk,addr: String) {
		this.addr = addr;
		this.native = native;

		this.onDiskInsert = this.onDiskInsertTrigger.asSignal();
		this.onDiskEject = this.onDiskEjectTrigger.asSignal();

		KernelEvents.instance.onDisk.handle((addr) ->{
			if (addr == this.addr){
				this.onDiskInsertTrigger.trigger(null);
			}
		});

		KernelEvents.instance.onDiskEject.handle((addr)->{
			if (addr == this.addr){
				this.onDiskEjectTrigger.trigger(null);
			}
		});
	}

	public function getAddr():String {
		return this.addr;
	}

	public inline function isDiskPresent(): Bool {
		return this.native.isDiskPresent();
	}

	/**
		The label of the disk, or `null` if either no disk is inserted or the disk doesn't have a label.
	**/
	public inline function getDiskLabel(): Null<String> {
		return this.native.getDiskLabel();
	}

	public inline function clearDiskLabel() {
		this.native.setDiskLabel();
	}

	public inline function setDiskLabel(label: String): Null<Error> {
		try {
			this.native.setDiskLabel(label);
			return null;
		} catch (e: Dynamic) {
			return new Error("Invalid label");
		}
	}

	public inline function hasData():Bool {
		return this.native.hasData();
	}

	public inline function hasAudio():Bool {
		return this.native.hasAudio();
	}

	public inline function getMountPath():Null<String> {
		return this.getMountPath();
	}

	public inline function getAudioTitle(): Null<String> {
		return this.native.getAudioTitle();
	}

	public inline function playAudio() {
		this.native.playAudio();
	}

	public inline function stopAudio() {
		this.native.stopAudio();
	}

	public inline function ejectDisk() {
		this.native.ejectDisk();
	}

	public inline function getDiskID(): Int {
		return this.native.getDiskID();
	}
}