const type_map = {
  vegetable: '青菜',
  meat: '肉',
  soup: '汤',
};
const rate_map = {
  1: '🍚',
  2: '🍚 🍚',
  3: '🍚 🍚 🍚',
  4: '🍚 🍚 🍚 🍚',
  5: '🍚 🍚 🍚 🍚 🍚',
};
const difficulty_map = {
  1: '⭐',
  2: '⭐ ⭐',
  3: '⭐ ⭐ ⭐',
  4: '⭐ ⭐ ⭐ ⭐',
  5: '⭐ ⭐ ⭐ ⭐ ⭐',
};
function formatRecipeType(recipe_type) {
  return type_map[recipe_type];
}
function formatRate(rate) {
  return rate_map[rate];
}
function formatDifficulty(difficulty) {
  return difficulty_map[difficulty];
}


module.exports = {
  RECIPE_TYPE_VEGETABLE: 'vegetable',
  RECIPE_TYPE_META: 'meat',
  RECIPE_TYPE_SOUP: 'soup',
  formatRecipeType,
  formatDifficulty,
  formatRate,
}