"""BCF XML tests."""
import uuid
from pathlib import Path
from tempfile import TemporaryDirectory

import pytest

import bcf.v3.model as mdl
from bcf.v3.bcfxml import BcfXml
from bcf.v3.topic import TopicHandler
from bcf.v3.visinfo import (
    VisualizationInfoHandler,
    build_camera_from_vectors,
    build_components,
)
from bcf.xml_parser import XmlParserSerializer


@pytest.fixture()
def build_sample(xml_handler: XmlParserSerializer) -> tuple[BcfXml, TopicHandler]:
    ext = mdl.Extensions(topic_types=mdl.ExtensionsTopicTypes(topic_type=["Test type"]))
    bcf = BcfXml.create_new("Test project", extensions=ext, xml_handler=xml_handler)
    orig_th = bcf.add_topic("Test topic", "Test message", "Test author", "Test type")
    return bcf, orig_th


def test_bcf_roundtrip(xml_handler, build_sample) -> None:
    """Saving and loading a bcf xml project returns the same objects."""
    bcf, orig_th = build_sample
    with TemporaryDirectory() as tmp_dir:
        file_path = Path(tmp_dir) / "test.bcf"
        bcf.save(file_path)
        with BcfXml.load(file_path, xml_handler=xml_handler) as parsed:
            assert parsed == bcf
            parsed_th = parsed.topics[orig_th.guid]
            assert parsed_th == orig_th


def test_bcf_edit_saveas(xml_handler, build_sample) -> None:
    """Saving and loading a bcf xml project returns the same objects."""
    bcf, orig_th = build_sample
    with TemporaryDirectory() as tmp_dir:
        file_path = Path(tmp_dir) / "test.bcf"
        bcf.save(file_path)
        with BcfXml.load(file_path, xml_handler=xml_handler) as parsed:
            for th in parsed.topics.values():
                th.topic.title = "New Topic Title"
            modified_path = Path(tmp_dir) / "edited.bcf"
            parsed.save(modified_path)
            with BcfXml.load(modified_path, xml_handler=xml_handler) as modified_parsed:
                _assert_modified_parsed(modified_parsed, bcf, orig_th, parsed)


def _assert_modified_parsed(modified_parsed, bcf, orig_th, parsed):
    assert modified_parsed == bcf
    parsed_th = modified_parsed.topics[orig_th.guid]
    assert parsed_th.markup != orig_th.markup
    assert parsed_th.markup == parsed.topics[orig_th.guid].markup
    assert parsed_th.viewpoints == orig_th.viewpoints
    assert parsed_th.bim_snippet == orig_th.bim_snippet


def test_bcf_edit(xml_handler, build_sample) -> None:
    """Saving and loading a bcf xml project returns the same objects."""
    bcf, orig_th = build_sample
    with TemporaryDirectory() as tmp_dir:
        file_path = Path(tmp_dir) / "test.bcf"
        bcf.save(file_path)
        with BcfXml.load(file_path, xml_handler=xml_handler) as parsed:
            for th in parsed.topics.values():
                th.topic.title = "New Topic Title"
            parsed.save()
            with BcfXml.load(file_path, xml_handler=xml_handler) as modified_parsed:
                _assert_modified_parsed(modified_parsed, bcf, orig_th, parsed)
                assert len(modified_parsed.topics) == 1


def test_save_no_filename(build_sample) -> None:
    bcf, _ = build_sample
    with pytest.raises(ValueError):
        bcf.save()


def test_load_no_filename() -> None:
    with pytest.raises(ValueError):
        BcfXml.load("")


def test_save_keep_open(build_sample) -> None:
    bcf, _ = build_sample
    with TemporaryDirectory() as tmp_dir:
        file_path = Path(tmp_dir) / "test.bcf"
        bcf.save(file_path, keep_open=True)
        assert bcf._zip_file is not None
        bcf._zip_file.close()


def test_massive_bcf(xml_handler) -> None:
    ext = mdl.Extensions(topic_types=mdl.ExtensionsTopicTypes(topic_type=["Test type"]))
    bcf = BcfXml.create_new("Test project", extensions=ext, xml_handler=xml_handler)
    for i in range(100):
        th = bcf.add_topic(f"Topic {i:04}", f"Message {i:04}", "Test author", "Test type")
        vi = mdl.VisualizationInfo(
            guid=str(uuid.uuid4()),
            components=build_components(str(uuid.uuid4())),
            perspective_camera=build_camera_from_vectors([i, 0, 0], [0, 1, 0], [0, 0, 1]),
        )
        vh = VisualizationInfoHandler(visualization_info=vi, xml_handler=xml_handler)
        th.add_visinfo_handler(vh)
    assert len(bcf.topics) == 100
    with TemporaryDirectory() as tmp_dir:
        file_path = Path(tmp_dir) / "test.bcf"
        bcf.save(file_path)


def test_equality_with_wrong_object(build_sample) -> None:
    assert build_sample[0] != "Wrong object"


def test_topic_equality_with_wrong_object(build_sample) -> None:
    assert build_sample[1] != "Wrong object"
