Swift - Error de análisis de datos - Swift.DecodingError.dataCorrupted
Estoy usando SwiftSoup en combinación con Codable para obtener los elementos correctos y analizar los datos. Sin embargo, recibo este error:
JSON decode failed: Swift.DecodingError.dataCorrupted(Swift.DecodingError.Context(codingPath: [], debugDescription: "The given data was not valid JSON.", underlyingError: Optional(Error Domain=NSCocoaErrorDomain Code=3840 "No value." UserInfo={NSDebugDescription=No value.})))
Busqué en línea, me aseguré de que mis datos coincidan correctamente, incluso cambié los tipos esperados de Int a String, pero obtuve un error que indica que se esperaba un Int.
Estos son los datos que estoy recibiendo y puedo imprimir en la consola:
data -
{"test":0,"ppace":85,"pshooting":92,"ppassing":91,"pdribbling":95,"pdefending":38,"pphysical":65,"acceleration":91,"sprintspeed":80,"agility":91,"balance":95,"reactions":94,"ballcontrol":96,"dribbling":96,"positioning":93,"finishing":95,"shotpower":86,"longshotsaccuracy":94,"volleys":88,"penalties":75,"interceptions":40,"headingaccuracy":70,"marking":32,"standingtackle":35,"slidingtackle":24,"vision":95,"crossing":85,"freekickaccuracy":94,"shortpassing":91,"longpassing":91,"curve":93,"jumping":68,"stamina":72,"strength":69,"aggression":44,"composure":96}
Esta es mi función:
func parseData() {
do {
let html = try String(contentsOf: url!, encoding: String.Encoding.ascii)
let doc: Document = try! SwiftSoup.parse(html)
let elements = try doc.getAllElements()
for element in elements {
switch element.id() {
case "player_stats_json":
let content = try! element.getElementsContainingText("ppace").text()
print(content.utf8)
let jsonData = content.data(using: .utf8)
do {
self.player = try JSONDecoder().decode(PlayerModel.self, from: Data(jsonData!))
} catch let jsonError as NSError {
print("JSON decode failed: \(jsonError)")
print("data - \(content)")
}
default:
break
}
}
} catch Exception.Error(type: let type, Message: let message) {
print(type)
print(message)
} catch {
print("")
}
}
Y este es mi archivo de modelo:
struct PlayerModel: Codable {
var test: Int
var ppace: Int
var pshooting: Int
var ppassing: Int
var pdribbling: Int
var pdefending: Int
var pphysical: Int
var acceleration: Int
var sprintspeed: Int
var agility: Int
var balance: Int
var reactions: Int
var ballcontrol: Int
var dribbling: Int
var positioning: Int
var finishing: Int
var shotpower: Int
var longshotsaccuracy: Int
var volleys: Int
var penalties: Int
var interceptions: Int
var headingaccuracy: Int
var marking: Int
var standingtackle: Int
var slidingtackle: Int
var vision: Int
var crossing: Int
var freekickaccuracy: Int
var shortpassing: Int
var longpassing: Int
var curve: Int
var jumping: Int
var stamina: Int
var strength: Int
var aggression: Int
var composure: Int
}
He comprobado dos y tres veces que los nombres de las variables coincidan con cada tecla. He pegado los datos generados en la consola en un validador JSON en línea y no aparecen errores. Realmente me he quedado rascándome la cabeza ahora mismo, porque no puedo entender dónde me he equivocado.
Respuestas
Todavía no tengo idea de qué pasa con su análisis. Me las arreglé para analizar su html pero no tengo idea de por qué al intentar usar Int en lugar de Uint8 seguía sin devolver los valores correctos. Esto es lo que funcionó para mí:
import UIKit
import PlaygroundSupport
PlaygroundPage.current.needsIndefiniteExecution = true
struct PlayerModel: Codable {
let test: UInt8
let ppace: UInt8
let pshooting: UInt8
let ppassing: UInt8
let pdribbling: UInt8
let pdefending: UInt8
let pphysical: UInt8
let acceleration: UInt8
let sprintspeed: UInt8
let agility: UInt8
let balance: UInt8
let reactions: UInt8
let ballcontrol: UInt8
let dribbling: UInt8
let positioning: UInt8
let finishing: UInt8
let shotpower: UInt8
let longshotsaccuracy: UInt8
let volleys: UInt8
let penalties: UInt8
let interceptions: UInt8
let headingaccuracy: UInt8
let marking: UInt8
let standingtackle: UInt8
let slidingtackle: UInt8
let vision: UInt8
let crossing: UInt8
let freekickaccuracy: UInt8
let shortpassing: UInt8
let longpassing: UInt8
let curve: UInt8
let jumping: UInt8
let stamina: UInt8
let strength: UInt8
let aggression: UInt8
let composure: UInt8
}
let url = URL(string:"https://www.futbin.com/21/player/541/lionel-messi")!
URLSession.shared.dataTask(with: url) { data, response, error in
guard let data = data, let html = String(data: data, encoding: .utf8) else { return }
if let start = html.range(of: #"<div style="display: none;" id="player_stats_json">"#)?.upperBound,
let end = html[start...].range(of: #"</div>"#)?.lowerBound {
let json = html[start..<end]
do {
let player = try JSONDecoder().decode(PlayerModel.self, from: Data(json.utf8))
print(player)
} catch {
print(error)
}
}
}.resume()
Esto imprimirá
PlayerModel (prueba: 0, ppace: 85, pshooting: 92, ppassing: 91, pdribbling: 95, pdefending: 38, pphysical: 65, aceleración: 91, sprintspeed: 80, agilidad: 91, equilibrio: 95, reacciones: 94, control de balón: 96, regate: 96, posicionamiento: 93, remate: 95, potencia de disparo: 86, precisión de tiros lejanos: 94, voleas: 88, penaltis: 75, intercepciones: 40, precisión de cabeza: 70, marcaje: 32, entrada de pie: 35, entrada deslizante: 24, visión: 95, cruce: 85, precisión de tiros libres: 94, pases cortos: 91, pases largos: 91, curva: 93, saltos: 68, resistencia: 72, fuerza: 69, agresión: 44, compostura: 96)