Can Swift 4's JSONDecoder be used with Firebase Realtime Database?

Question

I am trying to decode data from a Firebase DataSnapshot so that it can be decoded using JSONDecoder.

I can decode this data fine when I use a URL to access it with a

Answer 1

You can use this library CodableFirebase or the following extension can be helpful.

extension JSONDecoder {

func decode(_ type: T.Type, from value: Any) throws -> T where T : Decodable {
    do {
        let data = try JSONSerialization.data(withJSONObject: value, options: .prettyPrinted)
        let decoded = try decode(type, from: data)
        return decoded

    } catch {
        throw error
    }
}