#!/usr/bin/env python3

import argparse
import json
from datetime import datetime, timezone
from pathlib import Path

import requests

UPLOAD_URL = "https://patchy.moe/-/upload"

LOG_DIR = Path.home() / "patchycli"
LOG_FILE = LOG_DIR / "uploads.txt"


def upload(path: Path):
    last_error = None

    for field in ("file", "data"):
        with path.open("rb") as f:
            files = {
                field: (path.name, f)
            }

            try:
                r = requests.post(UPLOAD_URL, files=files, timeout=60)
            except requests.RequestException as e:
                last_error = str(e)
                continue

        if r.ok:
            try:
                data = r.json()
            except json.JSONDecodeError:
                last_error = f"Server returned non-JSON response:\n{r.text}"
                continue

            if "link" in data:
                return data

            last_error = data.get("error", "Unknown server error")
        else:
            last_error = f"HTTP {r.status_code}: {r.text}"

    raise RuntimeError(last_error)


def log_upload(filename, link, delete_link):
    LOG_DIR.mkdir(parents=True, exist_ok=True)

    timestamp = datetime.now(timezone.utc).isoformat()

    with LOG_FILE.open("a", encoding="utf-8") as f:
        f.write(f"Date: {timestamp}\n")
        f.write(f"File: {filename}\n")
        f.write(f"URL: {link}\n")
        f.write(f"Delete: {delete_link}\n")
        f.write("-" * 60 + "\n")


def main():
    parser = argparse.ArgumentParser(description="Upload files to patchy.moe")
    parser.add_argument("file", help="File to upload")
    args = parser.parse_args()

    path = Path(args.file)

    if not path.is_file():
        raise SystemExit(f"No such file: {path}")

    result = upload(path)

    link = result["link"]
    delete_link = result.get("deleteLink", "")

    log_upload(path.name, link, delete_link)

    print(link)

    if delete_link:
        print(f"Delete: {delete_link}")


if __name__ == "__main__":
    main()