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/**
* Create through Python the pyscript module through
* the artifact generated at build time.
* This the returned value is a string that must be used
* either before a worker execute code or when the module
* is registered on the main thread.
*/
import pyscript from "./stdlib/pyscript.js";
class Ignore extends Array {
#add = false;
#paths;
#array;
constructor(array, ...paths) {
super();
this.#array = array;
this.#paths = paths;
}
push(...values) {
if (this.#add) super.push(...values);
return this.#array.push(...values);
}
path(path) {
for (const _path of this.#paths) {
// bails out at the first `true` value
if ((this.#add = path.startsWith(_path))) break;
}
}
}
const { entries } = Object;
const python = [
"import os as _os",
"from pathlib import Path as _Path",
"_path = None",
];
const ignore = new Ignore(python, "./pyweb");
const write = (base, literal) => {
for (const [key, value] of entries(literal)) {
ignore.path(`${base}/${key}`);
ignore.push(`_path = _Path("${base}/${key}")`);
if (typeof value === "string") {
const code = JSON.stringify(value);
ignore.push(`_path.write_text(${code},encoding="utf-8")`);
} else {
// @see https://github.com/pyscript/pyscript/pull/1813#issuecomment-1781502909
ignore.push(`if not _os.path.exists("${base}/${key}"):`);
ignore.push(" _path.mkdir(parents=True, exist_ok=True)");
write(`${base}/${key}`, value);
}
}
};
write(".", pyscript);
// in order to fix js.document in the Worker case
// we need to bootstrap pyscript module ASAP
python.push("import pyscript as _pyscript");
python.push(
...["_Path", "_path", "_os", "_pyscript"].map((ref) => `del ${ref}`),
);
python.push("\n");
export const stdlib = python.join("\n");
export const optional = ignore.join("\n");
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