filterByCategory function

Future<List<Filter>> filterByCategory(
  1. String s
)

Filter by Category.

  • s Category name.

Returns List of Filter.

Implementation

Future<List<Filter>> filterByCategory(String s) async {
  try {
    var response = await _getRequest("filter.php?c=${s.trim()}");
    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<Filter> list = [];
    for (var i in json["drinks"]) {
      list.add(Filter.fromJson(i));
    }
    return list;
  } catch(ex) {
    throw new CocktailDBException(ex.toString());
  }
}