#!/bin/bash
# Lists cook/dishes/*guest-agents*.cfg and prompts the user to pick one.
# Meant to be sourced (not executed) from repo root, after `cook && make all`
# has regenerated dishes. Sets $selected_dish to the chosen dish's basename
# (no extension) on success, or exits non-zero.

mapfile -t dish_name < <(find "cook/dishes/" -maxdepth 1 -type f \( -name "*guest-agents*" \) -printf "%f\n" | sed 's/\.[^.]*$//')

if [ ${#dish_name[@]} -eq 0 ]; then
  echo "No files found in cook/dishes/."
  exit 1
fi

echo "Available dishes:"
for i in "${!dish_name[@]}"; do
  echo "$((i + 1)). ${dish_name[$i]}"
done

read -r -p "Enter the number of the dish you want to select: " choice

if ! [[ "$choice" =~ ^[0-9]+$ ]] || (( choice < 1 )) || (( choice > ${#dish_name[@]} )); then
  echo "Invalid choice. Please enter a number from 1 to ${#dish_name[@]}."
  exit 1
fi

selected_dish="${dish_name[$((choice - 1))]}"
echo "You selected: $selected_dish"