#!/usr/bin/env python3
"""Compare the fire charge's use sound with the pinned client: the real
FireChargeItem.playSound (lighting a campfire or candle and placing fire both
use it) on level randoms from many seeds, comparing the sound, its volume and
pitch bits, and the level random's next value (how many values it drew)."""
import random

try:
    from . import lab, oracle_harness as harness
except ImportError:
    import lab, oracle_harness as harness


def make_cases(build):
    path = build / 'cases.txt'
    rng = random.Random(0x46495245)
    seeds = [0, 1, -1, 42, 2**63 - 1, -2**63] + [rng.randrange(-2**63, 2**63) for _ in range(20000)]
    path.write_text(''.join(f'{s}\n' for s in seeds))
    return path, len(seeds)


def main():
    scope = ('The real private FireChargeItem.playSound on a ServerLevel stand-in with a seeded LegacyRandomSource: '
             'the sound event, volume, pitch ((nextFloat - nextFloat) * 0.2 + 1) and the random afterwards. '
             'FireChargeItem.useOn\'s choice between lighting and placing fire is not exercised.')
    harness.differential(
        'rust-fire-starter-sound-parity', 'VanillaFireStarterSoundOracle', 'fire_starter_sound_probe', make_cases,
        scope, sources=[lab.ROOT / 'crates/horizon-items/src/items.rs'])


if __name__ == '__main__':
    main()