import Foundation
import Moya

class RestGateway: TargetType {
    var baseURL:    URL
    var path:       String
    var method:     Moya.Method
    var sampleData: Data
    var task:       Task
    var headers:    [String : String]?

    init(builder: GatewayBuilder) {
        self.baseURL    = URL(string: builder.baseURL)!
        self.path       = builder.path
        self.method     = builder.method
        self.sampleData = builder.sampleData
        self.task       = builder.task
        self.headers    = builder.headers
    }
}

class GatewayBuilder: NSObject {
    var baseURL:    String = "https://nekiUrk.com"
    var path:       String = ""
    var method:     Moya.Method = .get
    var sampleData: Data = Data()
    var task:       Task = .requestPlain
    var headers:    [String : String] = ["Content-Type" : "application/json"]
}

class AuthenticationProvider: RestGateway {

    static func login(user: User) -> AuthenticationProvider {
        let builder = GatewayBuilder()
        builder.path = "/api/app-users/login"
        builder.method = .post
        let params = [
            "username" : user.username ?? "",
            "password" : user.password ?? ""
        ];
        let encoding = JSONEncoding.default;
        builder.task = .requestParameters(parameters: params, encoding: encoding)
        return AuthenticationProvider(builder: builder)
    }
}