from pathlib import Path

import pytest

from app.converter.compatibility import Issue
from app.games import registry
from app.games.base import GameProfile
from app.games.tomie.defects import KNOWN_DEFECTS, split_known


def test_builtin_profiles_are_registered():
    ids = {profile.id for profile in registry.all_profiles()}
    assert {"renpy", "naninovel", "tomie/expansion-1.3801"} <= ids
    assert registry.for_runtime("tomie/1").id == "tomie/expansion-1.3801"
    assert registry.for_runtime(None) is None
    assert registry.for_runtime("unknown/9") is None


def test_specific_profile_wins_over_engine_profile(tmp_path, monkeypatch):
    assert registry.select("naninovel", tmp_path).id == "naninovel"  # hash does not match
    monkeypatch.setattr("app.games.tomie.identify", lambda root: "tomie/expansion-1.3801")
    assert registry.select("naninovel", tmp_path).id == "tomie/expansion-1.3801"
    assert registry.select("renpy", tmp_path).id == "renpy"
    assert registry.select("godot", tmp_path) is None


def test_new_profile_can_be_registered_once(monkeypatch):
    monkeypatch.setattr(registry, "_PROFILES", list(registry.all_profiles()))

    class Custom(GameProfile):
        id = "custom/game-1"
        engine = "naninovel"
        specific = True

        def claims(self, root: Path) -> bool:
            return root.name == "Custom"

    registry.register(Custom())
    assert registry.select("naninovel", Path("x/Custom")).id == "custom/game-1"
    assert registry.select("naninovel", Path("x/Other")).id == "naninovel"
    with pytest.raises(ValueError, match="уже зарегистрирован"):
        registry.register(Custom())


def test_known_defects_are_waived_only_up_to_the_recorded_count():
    (code, message, script), allowed = next(iter(KNOWN_DEFECTS.items()))
    known_issue = Issue(code, message, f"{script}:10")
    blocking, known = split_known([known_issue] * (allowed + 1))
    assert len(known) == allowed and len(blocking) == 1
    new = Issue("missing_target", "Не найден переход Nowhere.Start", "Common:1")
    blocking, known = split_known([new, known_issue])
    assert blocking == [new] and known == [known_issue]
    same_message_other_script = Issue(code, message, "SomewhereElse:1")
    assert split_known([same_message_other_script])[0] == [same_message_other_script]


def test_known_build_line_patch_requires_the_exact_line():
    import hashlib

    from app.games import renpy_builds

    wrong = '    elif wake_up_after_sex=="spitroast" and number_of_people_had_sex_with_before_sleeping=2:'
    fixed = wrong.replace("=2:", "==2:")
    assert hashlib.sha256(wrong.encode()).hexdigest() in renpy_builds.BUILDS[
        "bb19a33af00324fa027a629c052aee885e72f1b7bee7074403a5b9e20c69e2d8"]["lines"]["sleep.rpy"]
    source = f"label a:\r\n{wrong}\r\n    pass\r\n"
    assert renpy_builds.prepare_source("renpy/the-only-doe-0.05", "Sleep.rpy", source) == \
        f"label a:\r\n{fixed}\r\n    pass\r\n"
    # another build, another file, or an edited line stays untouched
    assert renpy_builds.prepare_source(None, "sleep.rpy", source) == source
    assert renpy_builds.prepare_source("renpy/the-only-doe-0.05", "other.rpy", source) == source
    edited = source.replace("spitroast", "other")
    assert renpy_builds.prepare_source("renpy/the-only-doe-0.05", "sleep.rpy", edited) == edited


def test_placeholder_media_is_skipped_only_on_an_exact_match(tmp_path):
    from app.games import renpy_builds

    icon = tmp_path / "gui" / "journal_icon.png"
    icon.parent.mkdir()
    icon.write_text("PLACEHOLDER: Download a journal icon from a free resource and save as journal_icon.png in gui folder.")
    assert renpy_builds.placeholder_files("renpy/the-only-doe-0.05", tmp_path) == {icon}
    assert renpy_builds.placeholder_files(None, tmp_path) == set()
    icon.write_text("a real file now")
    assert renpy_builds.placeholder_files("renpy/the-only-doe-0.05", tmp_path) == set()