import datetime
import re
import subprocess
from pathlib import Path

import pandas as pd
import typer

SUBMISSION_FILES = ["README.md", "expert.py", "model.pt"]

app = typer.Typer()

def _update_submission_name(submission_name: str):
    replacement = ""
    with open("README.md", "r") as f:
        lines = f.readlines()

    for line in lines:
        if line.startswith("submission_name:"):
            changes = re.sub(r"submission_name:.+", f"submission_name: {submission_name}", line)
            replacement += changes
        else:
            replacement += line

    with open("README.md", "w") as f:
        f.write(replacement)


@app.command()
def validate():
    # Check that all the expected files exist
    for file in SUBMISSION_FILES:
        if not Path(file).is_file():
            raise ValueError(f"File {file} not found! Please include {file} in your submission")

    typer.echo("All submission files validated! ✨ 🚀 ✨")
    typer.echo("Now you can make a submission 🤗")


@app.command()
def submit(submission_name: str = typer.Option(..., prompt="Please provide a name for your submission, e.g. HuBERT 😁")):
    subprocess.call("git pull origin main".split())
    _update_submission_name(submission_name)
    subprocess.call(["git", "add", "model.pt", "README.md"])
    subprocess.call(["git", "commit", "-m", f"Submission: {submission_name} "])
    subprocess.call(["git", "push"])

    today = datetime.date.today()
    # MON = 0, SUN = 6 -> SUN = 0 .. SAT = 6
    idx = (today.weekday() + 1) % 7
    sun = today + datetime.timedelta(7 - idx)
    typer.echo("Submission successful! 🎉 🥳 🎉")
    typer.echo(f"Your submission will be evaulated on {sun:%A %d %B %Y} ⏳")


if __name__ == "__main__":
    app()