Add new user creation

Hcs.WebApp/Services/UsersService.cs

@@ -0,0 +1,40 @@
+using Hcs.WebApp.Data;
+using Microsoft.AspNetCore.Identity;
+using Microsoft.EntityFrameworkCore;
+
+namespace Hcs.WebApp.Services
+{
+    public class UsersService(IDbContextFactory<AppIdentityDbContext> factory, UserManager<AppUser> userManager)
+    {
+        private readonly IDbContextFactory<AppIdentityDbContext> factory = factory;
+        private readonly UserManager<AppUser> userManager = userManager;
+
+        public async Task<IEnumerable<AppUserWithRole>> GetUsersWithRole()
+        {
+            using var context = factory.CreateDbContext();
+            return await (from user in context.Users
+                          join userRole in context.UserRoles on user.Id equals userRole.UserId
+                          join role in context.Roles on userRole.RoleId equals role.Id
+                          select new AppUserWithRole()
+                          {
+                              User = user,
+                              Role = role
+                          }).ToListAsync();
+        }
+
+        public async Task<IdentityResult> CreateUser(string userName, string roleName, string password)
+        {
+            var user = new AppUser()
+            {
+                UserName = userName,
+                NormalizedUserName = userName.Normalize()
+            };
+            var result = await userManager.CreateAsync(user, password);
+            if (result.Succeeded)
+            {
+                result = await userManager.AddToRolesAsync(user, [roleName]);
+            }
+            return result;
+        }
+    }
+}