# ingredients sent by this form -> ing1,ing2,ing3,ing4,ing5
# this route returns the recipes generated from ingredients
@app.route('/get_recipes/by_ingredients/<ingredients>')
def get_recipes_by_ingredients(ingredients):
    ing_list = ingredients.split(',')
    restrictions_list = []
    if len(request.query_string) > 1:
        restrictions_list = (request.args.get('dietary_restrictions')).split(',')
    return str("]-]".join(sql.get_recipes_by_ingredients(ing_list, restrictions_list)))
    # return str("]-]".join(sql.get_recipes_by_ingredients(ing_list)))