bib_Talk_Chatprogramm/bibtalk/bib-talk/Repository/MainWindowDatabase.cs

using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Net.Http;
using System.Text;
using System.Threading.Tasks;
using System.Windows;

namespace bib_talk.Repository
{
    public class MainWindowDatabase
    {
        MainWindow mainWindow;

        public MainWindowDatabase(MainWindow mainWindow) 
        {
            this.mainWindow = mainWindow;
        }

        public async void SendMessage()
        {
            if (!string.IsNullOrEmpty(mainWindow.messageBOX.Text))
            {
                var message = new MessageDto
                {
                    Username = mainWindow.loggedinUser,
                    Message = mainWindow.messageBOX.Text,
                    Timestamp = DateTime.Now,
                };

                using (var client = new HttpClient())
                {
                    var json = JsonConvert.SerializeObject(message);
                    var content = new StringContent(json, Encoding.UTF8, "application/json");
                    var response = await client.PostAsync("http://daddypig.dns.navy:5114/api/messages/send", content);

                    if (response.IsSuccessStatusCode)
                    {
                        mainWindow.messageBOX.Clear();
                        LoadMessages(); // Reload messages after sending
                    }
                }
            }
        }

        public async void LoadMessages()
        {
            using (var client = new HttpClient())
            {
                var response = await client.GetAsync("http://daddypig.dns.navy:5114/api/messages/get");
                if (response.IsSuccessStatusCode)
                {
                    var responseContent = await response.Content.ReadAsStringAsync();
                    var messages = JsonConvert.DeserializeObject<List<Message>>(responseContent);
                    mainWindow.chatlistbox.ItemsSource = messages;
                    if (mainWindow.chatlistbox.Items.Count > 0)
                    {
                        var lastItem = mainWindow.chatlistbox.Items[mainWindow.chatlistbox.Items.Count - 1];
                        mainWindow.chatlistbox.ScrollIntoView(lastItem);
                    }
                }
            }
        }

        public async void LoadOnlineUsers()
        {
            using (var client = new HttpClient())
            {
                var response = await client.GetAsync("http://daddypig.dns.navy:5114/api/users/online-users");
                if (response.IsSuccessStatusCode)
                {
                    var responseContent = await response.Content.ReadAsStringAsync();
                    var onlineUsers = JsonConvert.DeserializeObject<List<User>>(responseContent);
                    mainWindow.onlineUsersListBox.ItemsSource = onlineUsers;
                }
            }
        }

        public async void LogoutUser()
        {
            using (var client = new HttpClient())
            {
                var logoutData = new { Username = mainWindow.loggedinUser, Password = "", Email = "", Birthday = "", IsOnline = "" };
                var json = JsonConvert.SerializeObject(logoutData);
                var content = new StringContent(json, Encoding.UTF8, "application/json");

                var response = await client.PostAsync("http://daddypig.dns.navy:5114/api/users/logout", content);

                var responseContent = await response.Content.ReadAsStringAsync();

                mainWindow.Close();
            }
        }
    }
}