initial commit

Features/Multitenant/TenantUser/Cqrs/LookupTenantUserHandler.cs

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+using Indotalent.Infrastructure.Database;
+using MediatR;
+using Microsoft.EntityFrameworkCore;
+
+namespace Indotalent.Features.Multitenant.TenantUser.Cqrs;
+
+public class LookupTenantUserResponse
+{
+    public List<LookupItem> Tenants { get; set; } = new();
+    public List<LookupItem> SystemUsers { get; set; } = new();
+}
+
+public class LookupItem
+{
+    public string? Id { get; set; }
+    public string? Name { get; set; }
+}
+
+public record LookupTenantUserQuery() : IRequest<LookupTenantUserResponse>;
+
+public class LookupTenantUserHandler : IRequestHandler<LookupTenantUserQuery, LookupTenantUserResponse>
+{
+    private readonly AppDbContext _context;
+
+    public LookupTenantUserHandler(AppDbContext context) => _context = context;
+
+    public async Task<LookupTenantUserResponse> Handle(LookupTenantUserQuery request, CancellationToken cancellationToken)
+    {
+        var result = new LookupTenantUserResponse();
+
+        result.Tenants = await _context.Tenant
+            .AsNoTracking()
+            .OrderBy(x => x.Name)
+            .Select(x => new LookupItem { Id = x.Id, Name = x.Name })
+            .ToListAsync(cancellationToken);
+
+        result.SystemUsers = await _context.Users
+            .AsNoTracking()
+            .OrderBy(x => x.FullName)
+            .Select(x => new LookupItem { Id = x.Id, Name = x.FullName })
+            .ToListAsync(cancellationToken);
+
+        return result;
+    }
+}