"""Integration test — full md → docx conversion on pluxee-todo.md fixture."""
import subprocess
import sys
import zipfile
import xml.etree.ElementTree as ET
from pathlib import Path

REPO = Path(__file__).parent.parent
FIXTURE = REPO / "pluxee-todo.md"
W_NS = "http://schemas.openxmlformats.org/wordprocessingml/2006/main"


def test_convert_pluxee_todo_creates_valid_docx(tmp_path):
    out = tmp_path / "pluxee.docx"
    r = subprocess.run(
        [sys.executable, "md2doc.py", str(FIXTURE), "-o", str(out)],
        cwd=REPO, capture_output=True, text=True
    )
    assert r.returncode == 0, f"Conversion failed: {r.stderr}"
    assert out.exists()
    assert out.stat().st_size > 0


def test_converted_docx_has_headings_and_paragraphs(tmp_path):
    out = tmp_path / "pluxee.docx"
    subprocess.run(
        [sys.executable, "md2doc.py", str(FIXTURE), "-o", str(out), "-q"],
        cwd=REPO, capture_output=True, text=True
    )
    with zipfile.ZipFile(out) as z:
        root = ET.fromstring(z.read("word/document.xml"))
    headings = list(root.iter(f"{{{W_NS}}}pStyle"))
    heading_vals = [h.get(f"{{{W_NS}}}val") for h in headings]
    assert any(v and v.startswith("Heading") for v in heading_vals), \
        f"expected at least one Heading style, got {heading_vals}"


def test_image_in_markdown_warns_to_stderr(tmp_path):
    md_with_image = tmp_path / "img.md"
    md_with_image.write_text("# Test\n\n![alt text](https://example.com/x.png)\n")
    out = tmp_path / "img.docx"
    r = subprocess.run(
        [sys.executable, "md2doc.py", str(md_with_image), "-o", str(out)],
        cwd=REPO, capture_output=True, text=True
    )
    assert r.returncode == 0  # warning, not error
    assert "image" in r.stderr.lower() or "skip" in r.stderr.lower()


def test_directory_mode_converts_all_md(tmp_path):
    (tmp_path / "a.md").write_text("# A\n")
    (tmp_path / "b.md").write_text("# B\n")
    out_dir = tmp_path / "out"
    r = subprocess.run(
        [sys.executable, "md2doc.py", str(tmp_path), "-o", str(out_dir)],
        cwd=REPO, capture_output=True, text=True
    )
    assert r.returncode == 0
    assert (out_dir / "a.docx").exists()
    assert (out_dir / "b.docx").exists()