# A simple menu system for T-DeckARD
# Created by Luxferre in 2025, released into public domain

from deck.input import input

_idx_map = {
  '1': 0, 'q': 0,
  '2': 1, 'w': 1,
  '3': 2, 'e': 2,
  '4': 3, 'r': 3,
  '5': 4, 't': 4,
  '6': 5, 'y': 5,
  '7': 6, 'u': 6,
  '8': 7, 'i': 7,
  '9': 8, 'o': 8,
  '0': 9, 'p': 9
}

def menu(choices, max_size = 10):
  """
  Presents a menu of choices and prompts for numeric or
  alphabetical input
  Accepts a list of (id, label) tuples (up to 10 items)
  Returns the associated id of the selected menu items
  """
  cnum = 1
  for (cid, clbl) in choices:
    try:
      cletter = 'qwertyuiop'[cnum - 1]
      print(f'[{cletter}] {cnum % 10}. {clbl}')
    except:
      print(f'{cnum % 10} {clbl}')
    cnum += 1
    if cnum > max_size:
      break
  sel = ''
  while len(sel) < 1:
    sel = input('Your choice (c to cancel): ').strip().lower()
  sel = str(sel[0])
  if sel == 'c':
    print('Selection canceled')
    return '' # empty label denotes canceled operation
  elif sel in _idx_map:
    idx = _idx_map[sel]
    if idx < len(choices):
      return choices[idx][0]
    else:
      print('Invalid choice!')
      return menu(choices)
  else:
    print('Invalid choice!')
    return menu(choices)