import json
import sys
import re
from pathlib import Path

try:
    import requests
except ModuleNotFoundError:
    print("You need to install the requests module. (https://docs.python-requests.org/en/latest/user/install/)", file=sys.stderr)
    print("If you have pip (normally installed with python), run this command in a terminal (cmd): pip install requests", file=sys.stderr)
    sys.exit()

def debug(t):
  sys.stderr.write(t + "\n")

def query_url(query):
  res = requests.get(f"https://www.analvids.com/api/autocomplete/search?q={query}")
  data = res.json()
  results = data['terms']
  if len(results) > 0:
    if len(results) > 1:
      debug("Multiple results. Taking first.")
    return results[0]
  
def detect_delimiter(title):
  delimiters = [" ", "_", "-", "."]
  for d in delimiters:
    if d in title:
      return d

  debug(f"Could not determine delimiter of `{title}`")

def find_scene_id(title):
  # Remove file extension
  title = Path(title).stem
  title = title.replace("'", "")
  delimiter = detect_delimiter(title)
  parts = title.split(delimiter)
  for part in parts:
    if len(part) > 3:
      if re.match(r'^(\w{2,3}\d{3,4})$', part):
        if not part[0].isdigit() and part[-1].isdigit():
          return part

if sys.argv[1] == "query":
  fragment = json.loads(sys.stdin.read())
  debug(json.dumps(fragment))

  scene_id = find_scene_id(fragment['title'])
  if not scene_id:
    debug(f"Could not determine scene id in title: `{fragment['title']}`")
  else:
    debug(f"Found scene id: {scene_id}")
    result = query_url(scene_id)
    if result is not None:
      if result["type"] == "scene":
        debug(f"Found scene {result['name']}")
        fragment["url"] = result["url"]
        fragment["title"] = result["name"]
    else:
      debug("No scenes found")
  print(json.dumps(fragment))