#!/usr/bin/env python3
from __future__ import annotations

import importlib.util
import math
from pathlib import Path


HERE = Path(__file__).resolve().parent


def load_module():
    spec = importlib.util.spec_from_file_location(
        "intervention_response_v0", HERE / "analyze_phase6.py"
    )
    module = importlib.util.module_from_spec(spec)
    assert spec.loader is not None
    spec.loader.exec_module(module)
    return module


def pair(module, delta: dict[str, float]) -> dict[str, object]:
    state = {feature: 0.0 for feature in module.ALL_FEATURES}
    state.update(delta)
    return {"delta_state": state}


def main() -> None:
    module = load_module()
    assert module.numeric([0.0, 1.0, 1.0]) == {
        "n": 3,
        "min": 0.0,
        "max": 1.0,
        "distinct_n": 2,
    }
    assert math.isclose(module.quantile([0.0, 10.0], 0.95), 9.5)

    actions = [
        pair(module, {"queue_waiting_mean": -1.0 - 0.1 * index})
        for index in range(8)
    ]
    repeats = [
        pair(module, {"queue_waiting_mean": 0.01 * ((index % 3) - 1)})
        for index in range(20)
    ]
    stats = module.response_statistics(actions, repeats)
    waiting = stats["queue_waiting_mean"]
    assert waiting["qualifies"]
    assert waiting["action_signs"]["negative"] == 8
    assert waiting["action_signs"]["consistency"] == 1.0
    assert waiting["effect_to_repeat_median"] > 2.0
    assert not stats["kv_usage_mean"]["qualifies"]
    print("intervention response v0 analysis: PASS")


if __name__ == "__main__":
    main()