Unity/Assets/Scripts/ReadPlayer.cs

using System;
using System.Text;
using System.Net.Http;
using System.Threading.Tasks;
using Newtonsoft.Json;

using UnityEngine;

using Server.Models;

public class ReadPlayer : MonoBehaviour
{
    private HttpClient client = new HttpClient ( );
    private Uri BaseUri;

    public string Username = "user";
    public string Password = "pass";
    public string Server = "http://localhost:53253";

    public Player Player { get; private set; } = null;

    // Start is called before the first frame update
    async void Start ()
    {
        BaseUri = new Uri ( Server );
        var success = await ReadPlayerFromServerAsync ( Username, Password );
        if ( success )
            Debug.Log ( "Successfully Read From Server." );
        else
            Debug.Log ( "Failed To Read From Server!" );
    }




    private async Task<bool> ReadPlayerFromServerAsync ( string username, string password )
    {
        Uri uri = new Uri ( BaseUri, "player/get" );

        var body = JsonConvert.SerializeObject (
            new UsernamePassword
            {
                Username = username,
                Password = password
            } );

        var content = new StringContent ( body, Encoding.UTF8, "application/json" );
        content.Headers.ContentType.CharSet = null;

        try
        {
            var s = client.PostAsync ( uri.AbsoluteUri, content );
            var result = await s;
            var responseBody = await result.Content.ReadAsStringAsync ( );

            Debug.Log ( $"ReadPlayerFromServerAsync<T> " +
                $"result.StatusCode : {result.StatusCode}" +
                $"{responseBody}" );

            if ( !result.IsSuccessStatusCode ) return false;
            if ( string.IsNullOrEmpty ( responseBody ) ) return false;

            Player = JsonConvert.DeserializeObject<Player> ( responseBody );
            return true;
        }
        catch ( HttpRequestException re )
        {
            Debug.Log ( $"HttpRequestException : {re.Message}" );
            return false;
        }
        catch ( Exception e )
        {
            Debug.Log ( $"Exception : {e.Message}" );
            return false;
        }
    }
}