ingredientsFilter function

Future<List<String>> ingredientsFilter()

List the ingredients filter.

Returns List of String.

Implementation

Future<List<String>> ingredientsFilter() async {
  try {
    var response = await _getRequest("list.php?i=list");
    if (response.length == 0) {
      throw "no results found";
    }
    var json = jsonDecode(response);
    if (json["drinks"] == null || json["drinks"].length == 0) {
      throw "no results found";
    }
    List<String> list = [];
    for (var i in json["drinks"]) {
      list.add(i["strIngredient1"]);
    }
    return list;
  } catch(ex) {
    throw new CocktailDBException(ex.toString());
  }
}