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import pypandoc
import typst
## stdlib
import subprocess
import json
import os
from typing import Optional
from string import Template
from datetime import datetime
from pathlib import Path
from icecream import ic
def file_to_html(file_path: str) -> str:
return pypandoc.convert_file(file_path, "html")
def extract_url(url: str) -> Optional[str]:
cmd = f"""shot-scraper javascript -b firefox \
"{url}" "
async () => {{
const sleep = duration => new Promise(resolve => setTimeout(() => resolve(), duration));
const readability = await import('https://cdn.skypack.dev/@mozilla/readability');
await sleep(3000);
return new readability.Readability(document).parse();
}}"
"""
result = subprocess.run(cmd, shell=True, capture_output=True, text=True)
try:
result.check_returncode()
except:
raise Exception(
f"Please try copy-paste as input. Failed to extract content from url: {url}. Error: {result.stderr}"
)
result = json.loads(result.stdout)
try:
return result["textContent"]
except:
raise Exception(
f"Please try copy-paste as input. Failed to extract content from: {url}. Didn't find content from given URL!"
)
def _date() -> str:
current_date = datetime.now()
return current_date.strftime(
f"%B %d{'th' if 4 <= current_date.day <= 20 or 24 <= current_date.day <= 30 else ['st', 'nd', 'rd'][current_date.day % 10 - 1]} , %Y"
)
def _typst_escape(s) -> str:
return str(s).replace("@", "\@").replace("#", "\#")
def _ensure_no_signature_in_body(cover_letter_body: str) -> str:
if not cover_letter_body.strip().endswith(","):
# remove last line
cover_letter_body = "\n".join(cover_letter_body.split("\n")[:-1])
return cover_letter_body
def compile_pdf(
context: dict, tmpl_path: str, output_path="/tmp/cover_letter.pdf", is_debug=False
) -> list[str]:
# letter_src_filepath = "typst/letter.typ"
letter_src_filepath = "typst/" + output_path.split("/")[-1][: -len(".pdf")] + ".typ"
with open(tmpl_path, "r", encoding="utf8") as f:
tmpl = Template(f.read())
context = {k: _typst_escape(v) for k, v in context.items()}
context.update({"date_string": _date()})
context["letter_body"] = _ensure_no_signature_in_body(context["letter_body"])
letter_typ = tmpl.safe_substitute(context)
with open(letter_src_filepath, "w", encoding="utf8") as f:
f.write(letter_typ)
typst.compile(
letter_src_filepath,
output_path,
root=Path("./typst/"),
font_paths=[Path("./fonts/")],
)
# os.remove(letter_src_filepath)
if is_debug:
return [letter_src_filepath, output_path]
else:
return [output_path]
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