Added EonaCat.LogStack.Status

Updated EonaCat.LogStack.LogClient to support EonaCat.LogStack.Status

EonaCat.LogStack.Status/Services/AuthenticationService.cs

@@ -0,0 +1,71 @@
+using Microsoft.EntityFrameworkCore;
+using EonaCat.LogStack.Status.Data;
+
+namespace EonaCat.LogStack.Status.Services;
+
+public class AuthenticationService
+{
+    // This file is part of the EonaCat project(s) which is released under the Apache License.
+    // See the LICENSE file or go to https://EonaCat.com/License for full license details.
+
+    private readonly IDbContextFactory<DatabaseContext> _dbFactory;
+
+    public AuthenticationService(IDbContextFactory<DatabaseContext> dbFactory) => _dbFactory = dbFactory;
+
+    public async Task<bool> ValidatePasswordAsync(string password)
+    {
+        if (string.IsNullOrWhiteSpace(password)) 
+        {
+            return false;
+        }
+
+        await using var db = await _dbFactory.CreateDbContextAsync();
+        var setting = await db.Settings.FirstOrDefaultAsync(s => s.Key == "AdminPasswordHash");
+        if (setting == null)
+        {
+            return false;
+        }
+
+        return BCrypt.Net.BCrypt.EnhancedVerify(password, setting.Value);
+    }
+
+    public async Task<bool> ChangePasswordAsync(string currentPassword, string newPassword)
+    {
+        if (string.IsNullOrWhiteSpace(currentPassword))
+        {
+            return false;
+        }
+
+        if (string.IsNullOrWhiteSpace(newPassword))
+        {
+            return false;
+        }
+
+        if (!await ValidatePasswordAsync(currentPassword))
+        {
+            return false;
+        }
+
+        await using var db = await _dbFactory.CreateDbContextAsync();
+        var setting = await db.Settings.FirstAsync(s => s.Key == "AdminPasswordHash");
+        setting.Value = BCrypt.Net.BCrypt.EnhancedHashPassword(newPassword);
+        await db.SaveChangesAsync();
+        return true;
+    }
+
+    public async Task<string> GetSettingAsync(string key, string defaultValue = "")
+    {
+        await using var db = await _dbFactory.CreateDbContextAsync();
+        var s = await db.Settings.FirstOrDefaultAsync(x => x.Key == key);
+        return s?.Value ?? defaultValue;
+    }
+
+    public async Task SetSettingAsync(string key, string value)
+    {
+        await using var db = await _dbFactory.CreateDbContextAsync();
+        var s = await db.Settings.FirstOrDefaultAsync(x => x.Key == key);
+        if (s == null) { db.Settings.Add(new Models.AppSettings { Key = key, Value = value }); }
+        else { s.Value = value; }
+        await db.SaveChangesAsync();
+    }
+}