stupid_bash_fruit_game.sh

#!/usr/bin/env bash

print_basket() {
  # Print remaining keys (content of basket)
  for fruit in "${!basket[@]}"; do
    printf '%d %s\n' "${basket[$fruit]}" "${fruit,,}"
  done
}

declare -a all_fruits=(
  'apple' 'banana' 'cherry' 'lemon' 'mango'
  'orange' 'peach' 'plum' 'red banana' 'sweat chestnut')

# Number of fruits in the basked
selection_size=3

clear

cat <<EOF
--:{# Guess the fruits in my basket #}:--

                 ? ? ?
              \ ? ? ? ? /
               \_?_?_?_/

EOF

printf 'I went to the market, and got %d different fruits in my basket out of this selection of %d:\n' \
  "$selection_size" "${#all_fruits[@]}"
printf -- '- %s\n' "${all_fruits[@]}"
printf '\n'

declare -A basket

# Randomize a selection of fruits
i=0
# Iterate to fill all slots of our selection basket
while [ "$i" -lt "$selection_size" ]; do
  # Gett all available fruit indexes (names) in an array
  fruit_indexes=("${!all_fruits[@]}")

  # Randomly select a fruit to pick for our basket
  fruits_length="${#fruit_indexes[@]}"
  j="${fruit_indexes[RANDOM % fruits_length]}"
  fruit="${all_fruits[j]}"

  # Set the fruit in our basket with a random amount between 1 and 10
  basket[${fruit^^}]=$((RANDOM % 9 + 1))

  # Remove the fruit from all_fruits so it cannot be selected again
  unset 'all_fruits[j]'
  i=$((i + 1))
done

# Debug / Cheating
# declare -p basket

max_tries=3
tries_left=$max_tries
guessed=0
while [ $guessed -lt $selection_size ] && [ $tries_left -gt 0 ]; do
  printf 'Enter the name of a fruit: '
  read -r fruit
  # Uppercase fruit for case insensitive match
  fruit="${fruit^^}"
  if [[ -v basket[$fruit] ]]; then
    printf 'Yes, there is %d %s in my basket!\n' \
      "${basket[$fruit]}" "${fruit,,}"
    guessed=$((guessed + 1))
    # Remove fruit from basket
    unset "basket[$fruit]"
  else
    tries_left=$((tries_left - 1))
    printf 'No, thre is no %s in my basket!\nTries left: %d\n' \
      "${fruit,,}" "$tries_left"
  fi
done

# Display the game results
printf '\n'
case $guessed in
  "$selection_size")
    printf '* * * Congratulations, you guessed all fruilts ! * * *\n'
    ;;
  0)
    printf 'Sorry you could not guess any of the fruits!\nBasket contained:\n'
    print_basket
    ;;
  *)
    printf 'Nice! You guessed %d fruits out of %s!\nUnguessed fruits:\n' \
      "$guessed" "$selection_size"
    print_basket
    ;;
esac