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

namespace Indotalent.Features.Leave.LeaveRequest.Cqrs;

public class UpdateLeaveRequestRequest : CreateLeaveRequestRequest
{
    public string? Id { get; set; }
    public string? EmployeeName { get; set; }
    public string? LeaveType { get; set; }
    public DateTimeOffset? CreatedAt { get; set; }
    public string? CreatedBy { get; set; }
    public DateTimeOffset? UpdatedAt { get; set; }
    public string? UpdatedBy { get; set; }
    public string? RejectReason { get; set; }
    public string? ApproverId { get; set; }
    public DateTime? ActionDate { get; set; }
}

public class UpdateLeaveRequestResponse
{
    public string? Id { get; set; }
    public bool Success { get; set; }
}

public record UpdateLeaveRequestCommand(UpdateLeaveRequestRequest Data) : IRequest<UpdateLeaveRequestResponse>;

public class UpdateLeaveRequestHandler : IRequestHandler<UpdateLeaveRequestCommand, UpdateLeaveRequestResponse>
{
    private readonly AppDbContext _context;

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

    public async Task<UpdateLeaveRequestResponse> Handle(UpdateLeaveRequestCommand request, CancellationToken cancellationToken)
    {
        var entity = await _context.LeaveRequest
            .FirstOrDefaultAsync(x => x.Id == request.Data.Id, cancellationToken);

        if (entity == null)
        {
            return new UpdateLeaveRequestResponse { Id = request.Data.Id, Success = false };
        }

        entity.EmployeeId = request.Data.EmployeeId;
        entity.LeaveCategoryId = request.Data.LeaveCategoryId;
        entity.StartDate = request.Data.StartDate;
        entity.EndDate = request.Data.EndDate;
        entity.Days = request.Data.Days;
        entity.Reason = request.Data.Reason;
        entity.Status = request.Data.Status;
        entity.AttachmentPath = request.Data.AttachmentPath;
        entity.RejectReason = request.Data.RejectReason;
        entity.ApproverId = request.Data.ApproverId;
        entity.ActionDate = request.Data.ActionDate;

        await _context.SaveChangesAsync(cancellationToken);

        return new UpdateLeaveRequestResponse
        {
            Id = entity.Id,
            Success = true
        };
    }
}