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| 1 | +using System.Text.Json; |
| 2 | + |
| 3 | +class Program |
| 4 | +{ |
| 5 | + static async Task Main(string[] args) |
| 6 | + { |
| 7 | + #region Http |
| 8 | + // Peticiones Http |
| 9 | + Console.WriteLine("---Peticiones HTTP---"); |
| 10 | + /* |
| 11 | + * En .Net existe la clase HttpClient la cual nos |
| 12 | + * permite crear peticiones http de manera asíncrona. |
| 13 | + * En su constructor podemos proporcionar la url a la |
| 14 | + * cual queremos realizar la petición, cual usa la |
| 15 | + * clase Uri y dentro del constructor la cadena de |
| 16 | + * texto con la url |
| 17 | + */ |
| 18 | + var httpClient = new HttpClient |
| 19 | + { |
| 20 | + BaseAddress = new Uri("https://jsonplaceholder.typicode.com/users"), |
| 21 | + }; |
| 22 | + Console.WriteLine("Utilizamos el metodo GET en para la siguiente url:"); |
| 23 | + Console.WriteLine(httpClient.BaseAddress); |
| 24 | + /* |
| 25 | + * Utilizamos el método GetAsync(requestUri) para realizar |
| 26 | + * la petición y guardamos el resultado en una variable de |
| 27 | + * la clase HttpResponseMessage |
| 28 | + */ |
| 29 | + var response = await httpClient.GetAsync(httpClient.BaseAddress); |
| 30 | + /* |
| 31 | + * Convertimos el resultado en un json |
| 32 | + */ |
| 33 | + var jsonResponse = await response.Content.ReadAsStringAsync(); |
| 34 | + Console.WriteLine("Nos devuelve la siguiente información:"); |
| 35 | + Thread.Sleep(1000); |
| 36 | + Console.WriteLine(jsonResponse); |
| 37 | + httpClient.Dispose(); |
| 38 | + #endregion |
| 39 | + |
| 40 | + Console.ReadLine(); |
| 41 | + Console.Clear(); |
| 42 | + |
| 43 | + // Ejercicio extra |
| 44 | + var httpClientPokemon = new HttpClient |
| 45 | + { |
| 46 | + BaseAddress = new Uri("https://pokeapi.co/api/v2/pokemon"), |
| 47 | + }; |
| 48 | + bool salir = false; |
| 49 | + do |
| 50 | + { |
| 51 | + Menu(); |
| 52 | + int option = 0; |
| 53 | + int.TryParse(Console.ReadLine(), out option); |
| 54 | + switch (option) |
| 55 | + { |
| 56 | + case 1: |
| 57 | + await Search(httpClientPokemon); |
| 58 | + break; |
| 59 | + case 2: |
| 60 | + Console.Clear(); |
| 61 | + Console.WriteLine("Hasta la próxima..."); |
| 62 | + Thread.Sleep(1000); |
| 63 | + salir = true; |
| 64 | + break; |
| 65 | + default: |
| 66 | + Console.WriteLine("Opción no válida..."); |
| 67 | + break; |
| 68 | + } |
| 69 | + |
| 70 | + } while (!salir); |
| 71 | + } |
| 72 | + static void Menu() |
| 73 | + { |
| 74 | + Console.WriteLine("---Pokedex---"); |
| 75 | + Console.WriteLine("1.- Buscar por id o nombre"); |
| 76 | + Console.WriteLine("2.- Salir"); |
| 77 | + Console.WriteLine("Ingrese opción deseada..."); |
| 78 | + } |
| 79 | + static async Task Search(HttpClient httpClient) |
| 80 | + { |
| 81 | + Console.Clear(); |
| 82 | + Console.WriteLine("Ingresa id o nombre de pokemón a consultar"); |
| 83 | + string search = Console.ReadLine(); |
| 84 | + |
| 85 | + var response = await httpClient.GetAsync($"{httpClient.BaseAddress}/{search}"); |
| 86 | + if (response.StatusCode != System.Net.HttpStatusCode.OK) |
| 87 | + { |
| 88 | + Console.WriteLine("Pokemon no encontrado..."); |
| 89 | + return; |
| 90 | + } |
| 91 | + |
| 92 | + var body = await response.Content.ReadAsStringAsync(); |
| 93 | + var options = new JsonSerializerOptions |
| 94 | + { |
| 95 | + PropertyNameCaseInsensitive = true |
| 96 | + }; |
| 97 | + /* |
| 98 | + * Con el metodo Deserialize podemos mapear el contenido |
| 99 | + * de la respuesta a una clase propia |
| 100 | + */ |
| 101 | + var pokemon = JsonSerializer.Deserialize<Pokemon>(body, options); |
| 102 | + |
| 103 | + Console.WriteLine($"Id: {pokemon.Id}"); |
| 104 | + Console.WriteLine($"Nombre: {pokemon.Name}"); |
| 105 | + Console.WriteLine($"Peso: {pokemon.Weight}"); |
| 106 | + Console.WriteLine($"Altura: {pokemon.Height}"); |
| 107 | + Console.WriteLine("Tipos:"); |
| 108 | + foreach (var type in pokemon.Types) |
| 109 | + Console.WriteLine($"{type.Slot}: {type.Type.Name}"); |
| 110 | + Console.WriteLine("Juegos:"); |
| 111 | + foreach (var game in pokemon.Game_Indices) |
| 112 | + Console.WriteLine($"{game.Version.Name}"); |
| 113 | + Console.WriteLine(); |
| 114 | + |
| 115 | + } |
| 116 | + |
| 117 | +} |
| 118 | +class Pokemon |
| 119 | +{ |
| 120 | + public int Id { get; set; } |
| 121 | + public string Name { get; set; } |
| 122 | + public decimal Weight { get; set; } |
| 123 | + public decimal Height { get; set; } |
| 124 | + public List<TypeInfo> Types { get; set; } |
| 125 | + public List<GameInfo> Game_Indices { get; set; } |
| 126 | +} |
| 127 | +class TypeInfo |
| 128 | +{ |
| 129 | + public int Slot { get; set; } |
| 130 | + public Type Type { get; set; } |
| 131 | +} |
| 132 | +class Type |
| 133 | +{ |
| 134 | + public string Name { get; set; } |
| 135 | +} |
| 136 | +class GameInfo |
| 137 | +{ |
| 138 | + public int Game_Index { get; set; } |
| 139 | + public Version Version { get; set; } |
| 140 | +} |
| 141 | +class Version |
| 142 | +{ |
| 143 | + public string Name { get; set; } |
| 144 | +} |
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