"""Gaming animation – strong pulse through gaming colors."""

from __future__ import annotations

import colorsys

from .base import Animation


class GamingAnimation(Animation):
    name = "gaming"
    interval = 0.09

    # HSB hues
    COLORS = [
        220 / 360,  # blue
        190 / 360,  # cyan
        275 / 360,  # violet
        300 / 360,  # magenta
    ]

    def on_start(self) -> None:
        super().on_start()
        self._color_idx = 0
        self._brightness = 40.0
        self._direction = 1.0

    def tick(self) -> None:
        self._brightness += self._direction * 4

        if self._brightness >= 95:
            self._brightness = 95
            self._direction = -1
        if self._brightness <= 25:
            self._brightness = 25
            self._direction = 1
            self._color_idx = (self._color_idx + 1) % len(self.COLORS)

        h = self.COLORS[self._color_idx]
        r, g, b = colorsys.hsv_to_rgb(h, 1.0, 1.0)
        self.shelly.set_color(
            int(r * 255),
            int(g * 255),
            int(b * 255),
            gain=int(self._brightness),
        )