from __future__ import annotations

import subprocess
from pathlib import Path

ROOT = Path(__file__).resolve().parents[1]
GUI_PACKAGE = ROOT / "src" / "bedit_gui"

FORMS_DIR = GUI_PACKAGE / "ui" / "forms"
GENERATED_UI_DIR = GUI_PACKAGE / "ui" / "generated"

QRC_FILE = GUI_PACKAGE / "resources" / "resources.qrc"
GENERATED_RESOURCES = (
    GUI_PACKAGE
    / "resources"
    / "generated"
    / "resources_rc.py"
)

RESOURCE_IMPORT = "import bedit_gui.resources.resources_rc"
GENERATED_RESOURCE_IMPORT = (
    "from bedit_gui.resources.generated import resources_rc"
)


def execute(*command: str) -> None:
    print("+", " ".join(command))
    subprocess.run(command, check=True)


def generate_ui() -> None:
    GENERATED_UI_DIR.mkdir(parents=True, exist_ok=True)

    for source in sorted(FORMS_DIR.glob("*.ui")):
        destination = GENERATED_UI_DIR / f"ui_{source.stem}.py"

        execute(
            "pyside6-uic",
            "--absolute-imports",
            "--python-paths",
            str(ROOT / "src"),
            str(source),
            "-o",
            str(destination),
        )
        generated = destination.read_text(encoding="utf-8")
        if RESOURCE_IMPORT not in generated:
            raise RuntimeError(
                f"could not find the generated resource import in {destination}"
            )
        destination.write_text(
            generated.replace(
                RESOURCE_IMPORT,
                GENERATED_RESOURCE_IMPORT,
                1,
            ),
            encoding="utf-8",
        )


def generate_resources() -> None:
    GENERATED_RESOURCES.parent.mkdir(
        parents=True,
        exist_ok=True,
    )

    execute(
        "pyside6-rcc",
        str(QRC_FILE),
        "-o",
        str(GENERATED_RESOURCES),
    )


def main() -> None:
    generate_ui()
    generate_resources()


if __name__ == "__main__":
    main()