using Indotalent.Infrastructure.Database;
using MediatR;
using Microsoft.EntityFrameworkCore;

namespace Indotalent.Features.Thirdparty.Patient.Cqrs;

public class LookupPatientResponse
{
    public List<LookupItem> PatientGroups { get; set; } = new();
    public List<LookupItem> PatientCategories { get; set; } = new();
}

public class LookupItem
{
    public string? Id { get; set; }
    public string? Name { get; set; }
}

public record LookupPatientQuery() : IRequest<LookupPatientResponse>;

public class LookupPatientHandler : IRequestHandler<LookupPatientQuery, LookupPatientResponse>
{
    private readonly AppDbContext _context;

    public LookupPatientHandler(AppDbContext context) => _context = context;

    public async Task<LookupPatientResponse> Handle(LookupPatientQuery request, CancellationToken cancellationToken)
    {
        var result = new LookupPatientResponse();

        result.PatientGroups = await _context.PatientGroup
            .AsNoTracking()
            .OrderBy(x => x.Name)
            .Select(x => new LookupItem { Id = x.Id, Name = x.Name })
            .ToListAsync(cancellationToken);

        result.PatientCategories = await _context.PatientCategory
            .AsNoTracking()
            .OrderBy(x => x.Name)
            .Select(x => new LookupItem { Id = x.Id, Name = x.Name })
            .ToListAsync(cancellationToken);

        return result;
    }
}