class Lamp extends StatelessWidget {
  final BrightState brightState;
  final ColorState colorState;
  final bool onOffState;

  Lamp({this.brightState, this.colorState, this.onOffState});

  @override
  Widget build(BuildContext context) {
    return Center(
      child: Column(
        children: <Widget>[
          cable(context),
          fitting(context),
          bulb(brightState, colorState, onOffState, context)
        ],
      ),
    );
  }

  Widget cable(BuildContext context) {
    return Container(
      height: Sizes.height(context) * 0.3,
      width: 3.0,
      color: Colors.black,
    );
  }

  Widget fitting(BuildContext context) => Container(
        height: Sizes.height(context) * 0.014,
        width: 12.0,
        decoration: BoxDecoration(
            color: ColorPalette.black,
            borderRadius: BorderRadius.vertical(top: Radius.circular(5.0))),
      );

  Widget bulb(BrightState brightState, ColorState colorState, bool onOff,
      BuildContext context) {
    return Container(
      height: Sizes.width(context) * 0.3,
      width: Sizes.width(context) * 0.3,
      decoration: BoxDecoration(
          shape: BoxShape.circle,
          gradient: LinearGradient(
            begin: Alignment.topCenter,
            end: Alignment.bottomCenter,
            colors: colorState == ColorState.BLUE
                ? [
                    ColorPalette.blueGradientTop,
                    ColorPalette.blueGradientBottom
                  ]
                : [
                    ColorPalette.yellowGradientTop,
                    ColorPalette.yellowGradientBottom
                  ],
          ),
          boxShadow: onOffState ? [
            BoxShadow(
                color: colorState == ColorState.BLUE
                    ? ColorPalette.blueGradientBottom.withOpacity(0.5)
                    : ColorPalette.yellowGradientBottom.withOpacity(0.5),
                blurRadius: 30.0,
                offset: Offset(0, 0),
                spreadRadius: brightState == BrightState.B100 ? 35.0 : 25.0
            )
          ] : []
      ),
    );
  }
}