#!/usr/bin/env python3
"""Portable project builder: finalized SVG pages and Markdown speaker notes."""

from __future__ import annotations

import argparse
import json
from pathlib import Path
import sys
import tempfile


def main():
    parser = argparse.ArgumentParser(description=__doc__)
    parser.add_argument("--project", type=Path, required=True)
    parser.add_argument("--output", type=Path, required=True)
    args = parser.parse_args()
    project = args.project.resolve()
    sys.path.insert(0, str(project / "vendor/native-workflow/scripts"))
    from native_export import export, prepare_svg, regular
    import template_ref as ref
    import ppt_project

    config, _ = ppt_project.check(project)
    ref.require(config["authoring"]["route"] == "native", "Native builder requires the native authoring route")
    args.output.parent.mkdir(parents=True, exist_ok=True)
    with tempfile.TemporaryDirectory(prefix="native-pages-", dir=args.output.parent) as temporary:
        temporary = Path(temporary)
        sources, notes = [], {}
        for page in config["pages"]:
            source = regular(project / page["source"], "page source")
            target = temporary / f"{page['id']}.svg"
            root = prepare_svg(source, target, project)
            ref.require(root.get("data-pptx-layout") == page["layout"], "Page SVG layout differs from project.json")
            sources.append(target)
            notes[target.stem] = (project / page["notes"]).read_text(encoding="utf-8")
        facts = export(project / config["template"]["manifest"], config["template"]["theme"],
                       sources, args.output, notes, project)
    print(json.dumps(facts, ensure_ascii=False))


if __name__ == "__main__":
    main()