using System;

using System.Collections.Generic;

using Newtonsoft.Json;

using Newtonsoft.Json.Linq;

using Newtonsoft.Json.Schema;

​

namespace Tinker

{

    class Program

    {

        static void Main(string[] args)

        {

            // Define a complex JSON schema

            string schemaJson = @"{

                ""$schema"": ""http://json-schema.org/draft-2019-09/schema"",

                ""type"": ""object"",

                ""properties"": {

                    ""person"": { ""$ref"": ""#/$defs/person"" },

                    ""address"": { ""$ref"": ""#/$defs/address"" }

                },

                ""required"": [""person"", ""address""],

                ""$defs"": {

                    ""person"": {

                        ""type"": ""object"",

                        ""properties"": {

                            ""firstName"": { ""type"": ""string"" },

                            ""lastName"": { ""type"": ""string"" }

                        },

                        ""required"": [""firstName"", ""lastName""]

                    },

                    ""address"": {

                        ""type"": ""object"",

                        ""properties"": {

                            ""street"": { ""type"": ""string"" },

                            ""city"": { ""type"": ""string"" }

                        },

                        ""required"": [""street"", ""city""]

                    }

                }

            }";

​

            // Parse the schema

            JSchema schema = JSchema.Parse(schemaJson);

​

            // Define JSON to validate

            string jsonToValidate = @"{

                ""person"": {

                    ""firstName"": ""John"",

                    ""lastName"": ""Doe""

                },

                ""address"": {

                    ""street"": ""123 Elm Street"",

                    ""city"": ""Springfield""

                }

            }";

​

            JObject jsonObject = JObject.Parse(jsonToValidate);

​

            // Validate the JSON explicitly using IList<ValidationError>

            IList<ValidationError> validationErrors;

            if (jsonObject.IsValid(schema, out validationErrors))

            {

                Console.WriteLine("JSON is valid!");

            }

            else

            {

                Console.WriteLine("JSON is invalid:");

                foreach (var error in validationErrors)

                {

                    Console.WriteLine($"- {error.Message} (Path: {error.Path})");

                }

            }

        }

    }

}