[Débutant] Désérialiser un json contenant un array vers des attributs d'une classe structurée

En confiant ton JSON à https://jsonformatter.org/json-to-csharp.
J'obtiens ce code C#.
Code:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
// <auto-generated />
//
// To parse this JSON data, add NuGet 'Newtonsoft.Json' then do:
//
//    using CodeBeautify;
//
//    var welcome4 = Welcome4.FromJson(jsonString);
 
namespace CodeBeautify
{
    using System;
    using System.Collections.Generic;
 
    using System.Globalization;
    using Newtonsoft.Json;
    using Newtonsoft.Json.Converters;
 
    public partial class Welcome4
    {
        [JsonProperty("authenticated")]
        public bool Authenticated { get; set; }
 
        [JsonProperty("serverinfo")]
        public Serverinfo[] Serverinfo { get; set; }
    }
 
    public partial struct Serverinfo
    {
        public string String;
        public string[][] StringArrayArray;
 
        public static implicit operator Serverinfo(string String) => new Serverinfo { String = String };
        public static implicit operator Serverinfo(string[][] StringArrayArray) => new Serverinfo { StringArrayArray = StringArrayArray };
    }
 
    public partial class Welcome4
    {
        public static Welcome4 FromJson(string json) => JsonConvert.DeserializeObject<Welcome4>(json, CodeBeautify.Converter.Settings);
    }
 
    public static class Serialize
    {
        public static string ToJson(this Welcome4 self) => JsonConvert.SerializeObject(self, CodeBeautify.Converter.Settings);
    }
 
    internal static class Converter
    {
        public static readonly JsonSerializerSettings Settings = new JsonSerializerSettings
        {
            MetadataPropertyHandling = MetadataPropertyHandling.Ignore,
            DateParseHandling = DateParseHandling.None,
            Converters =
            {
                ServerinfoConverter.Singleton,
                new IsoDateTimeConverter { DateTimeStyles = DateTimeStyles.AssumeUniversal }
            },
        };
    }
 
    internal class ServerinfoConverter : JsonConverter
    {
        public override bool CanConvert(Type t) => t == typeof(Serverinfo) || t == typeof(Serverinfo?);
 
        public override object ReadJson(JsonReader reader, Type t, object existingValue, JsonSerializer serializer)
        {
            switch (reader.TokenType)
            {
                case JsonToken.String:
                case JsonToken.Date:
                    var stringValue = serializer.Deserialize<string>(reader);
                    return new Serverinfo { String = stringValue };
                case JsonToken.StartArray:
                    var arrayValue = serializer.Deserialize<string[][]>(reader);
                    return new Serverinfo { StringArrayArray = arrayValue };
            }
            throw new Exception("Cannot unmarshal type Serverinfo");
        }
 
        public override void WriteJson(JsonWriter writer, object untypedValue, JsonSerializer serializer)
        {
            var value = (Serverinfo)untypedValue;
            if (value.String != null)
            {
                serializer.Serialize(writer, value.String);
                return;
            }
            if (value.StringArrayArray != null)
            {
                serializer.Serialize(writer, value.StringArrayArray);
                return;
            }
            throw new Exception("Cannot marshal type Serverinfo");
        }
 
        public static readonly ServerinfoConverter Singleton = new ServerinfoConverter();
    }
}