new_version_init

VDownload.Services/VDownload.Services.Authentication/AuthenticationService.cs

@@ -0,0 +1,97 @@
+using Newtonsoft.Json;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using VDownload.Extensions;
+
+namespace VDownload.Services.Authentication
+{
+    public interface IAuthenticationService
+    {
+        #region PROPERTIES
+
+        AuthenticationData? AuthenticationData { get; }
+
+        #endregion
+
+
+
+        #region METHODS
+
+        Task Load();
+        Task Save();
+
+        #endregion
+    }
+
+
+
+    public class AuthenticationService : IAuthenticationService
+    {
+        #region SERVICES
+
+        private AuthenticationConfiguration _configuration;
+
+        #endregion
+
+
+
+        #region FIELDS
+
+        private string _authenticationDataFile;
+
+        #endregion
+
+
+
+        #region PROPERTIES
+
+        public AuthenticationData AuthenticationData { get; private set; }
+
+        public bool AuthenticationDataLoaded => AuthenticationData is not null;
+
+        #endregion
+
+
+
+        #region CONSTRUCTORS
+
+        public AuthenticationService(AuthenticationConfiguration configuration)
+        {
+            _configuration = configuration;
+
+            _authenticationDataFile = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData), _configuration.FilePath);
+        }
+
+        #endregion
+
+
+
+        #region PUBLIC METHODS
+
+        public async Task Load()
+        {
+            AuthenticationData = null;
+
+            if (File.Exists(_authenticationDataFile))
+            {
+                string content = await File.ReadAllTextAsync(_authenticationDataFile);
+                AuthenticationData = JsonConvert.DeserializeObject<AuthenticationData>(content);
+            }
+
+            AuthenticationData ??= new AuthenticationData();
+        }
+
+        public async Task Save()
+        {
+            Directory.CreateDirectory(Path.GetDirectoryName(_authenticationDataFile));
+            string content = JsonConvert.SerializeObject(AuthenticationData);
+            await File.WriteAllTextAsync(_authenticationDataFile, content);
+        }
+
+        #endregion
+    }
+}