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annotate Simoleon/Functions/HttpRequest.swift @ 185:2fc95efcb1ee

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connect backend
author Dennis Concepcion Martin <dennisconcepcionmartin@gmail.com>
date Wed, 22 Dec 2021 16:12:23 +0100
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185
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Dennis Concepcion Martin <dennisconcepcionmartin@gmail.com>
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1 //
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2 // HttpRequest.swift
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3 // Simoleon
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4 //
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Dennis Concepcion Martin <dennisconcepcionmartin@gmail.com>
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5 // Created by Dennis Concepción Martín on 21/12/21.
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6 //
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7
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8 import Foundation
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9
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Dennis Concepcion Martin <dennisconcepcionmartin@gmail.com>
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10 // Network request
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Dennis Concepcion Martin <dennisconcepcionmartin@gmail.com>
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11 func httpRequest<T: Decodable>(url: String, model: T.Type, completion: @escaping (_ result: T) -> Void) {
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Dennis Concepcion Martin <dennisconcepcionmartin@gmail.com>
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12 guard let url = URL(string: url) else {
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13 print("Invalid URL")
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14 return
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15 }
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16 let request = URLRequest(url: url)
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17 URLSession.shared.dataTask(with: request) { data, response, error in
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18 if let data = data {
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19 do {
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Dennis Concepcion Martin <dennisconcepcionmartin@gmail.com>
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20 // Decode response with the model passed
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Dennis Concepcion Martin <dennisconcepcionmartin@gmail.com>
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21 let decodedResponse = try JSONDecoder().decode(model, from: data)
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Dennis Concepcion Martin <dennisconcepcionmartin@gmail.com>
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22 DispatchQueue.main.async {
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Dennis Concepcion Martin <dennisconcepcionmartin@gmail.com>
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23 completion(decodedResponse)
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24 }
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25 return
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26 } catch {
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Dennis Concepcion Martin <dennisconcepcionmartin@gmail.com>
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27 // Return error regarding the escaping code
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Dennis Concepcion Martin <dennisconcepcionmartin@gmail.com>
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28 print(error)
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29 }
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30 }
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31 // Error with the request
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32 print("Fetch failed: \(error?.localizedDescription ?? "Unknown error")")
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33 }
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34 .resume()
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35 }