using Hamakaze;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text.Json;
using System.Text.Json.Serialization;

namespace SharpChat.Flashii {
    public class FlashiiBump {
        [JsonPropertyName(@"id")]
        public long UserId { get; set; }

        [JsonPropertyName(@"ip")]
        public string UserIP { get; set; }

        public static void Submit(IEnumerable<ChatUser> users) {
            List<FlashiiBump> bups = users.Where(u => u.HasSessions).Select(x => new FlashiiBump { UserId = x.UserId, UserIP = x.RemoteAddresses.First().ToString() }).ToList();

            if(bups.Any())
                Submit(bups);
        }

        public static void Submit(IEnumerable<FlashiiBump> users) {
            if(users == null)
                throw new ArgumentNullException(nameof(users));
            if(!users.Any())
                return;

            byte[] data = JsonSerializer.SerializeToUtf8Bytes(users);

            HttpRequestMessage hrm = new HttpRequestMessage(@"POST", FlashiiUrls.BUMP);
            hrm.AddHeader(@"X-SharpChat-Signature", data.GetSignedHash());
            hrm.SetBody(data);
            HttpClient.Send(hrm, onError: (t, e) => Logger.Write($@"Flashii Bump Error: {e}"));
        }
    }
}