#!/usr/bin/env python3
import utime
from machine import WDT
from settings import Settings
from presets import Presets


def main():
    print("[test] twinkle: start")
    s = Settings()
    p = Presets(pin=s.get("led_pin", 10), num_leds=s.get("num_leds", 30))
    p.debug = True
    wdt = WDT(timeout=10000)

    print("[test] twinkle: auto phase begin")
    p.edit("test_pattern", {"p": "twinkle", "b": 64, "a": True, "d": 3000, "c": [(255, 0, 0), (0, 0, 255)]})
    if not p.select("test_pattern"):
        raise Exception("twinkle select failed in auto phase")
    auto_start = utime.ticks_ms()
    while utime.ticks_diff(utime.ticks_ms(), auto_start) < 2500:
        wdt.feed()
        p.run_step()
        utime.sleep_ms(20)
    remaining_ms = utime.ticks_diff(p.next_tick_ms, utime.ticks_ms())
    if p.next_tick_ms == 0 or remaining_ms <= 0:
        raise Exception("twinkle delay scheduling invalid")
    print("[test] twinkle: auto phase end")

    print("[test] twinkle: manual phase begin")
    p.edit("test_pattern", {"p": "twinkle", "b": 64, "a": False, "d": 3000, "c": [(255, 0, 0), (0, 0, 255)]})
    if not p.select("test_pattern", step=0):
        raise Exception("twinkle select failed in manual phase")
    for _ in range(6):
        current_step = int(p.step)
        if not p.select("test_pattern", step=current_step):
            raise Exception("twinkle external select failed")
        p.run_step()
        wdt.feed()
        if int(p.step) == current_step:
            raise Exception("twinkle external step did not advance")
        if p.generator is not None:
            raise Exception("twinkle manual mode rescheduled generator")
        hold_start = utime.ticks_ms()
        while utime.ticks_diff(utime.ticks_ms(), hold_start) < 700:
            wdt.feed()
            utime.sleep_ms(20)
    print("[test] twinkle: manual phase end")
    print("[test] twinkle: pass")


if __name__ == "__main__":
    main()