using System.Runtime.CompilerServices;
using System.Runtime.ExceptionServices;
using Microsoft.AspNetCore.Http.HttpResults;
using Microsoft.Extensions.ObjectPool;
using TicketAppIncrArchi.Application.DTO;
using TicketAppIncrArchi.Application.Interfaces;
using TicketAppIncrArchi.Domain.Entities;

namespace  TicketAppIncrArchi.Application.Services;

public class TicketService : ITicketService
{

    private readonly List<Ticket> _tickets = new();
    public IEnumerable<TicketResponse> GetAll()
    {
        var result =_tickets.Select(t => new TicketResponse
        {
            Id = t.Id,
            Title = t.Title,
            Description =t.Description,
        }); 
    
        return result;
    }

    
    public Result<TicketResponse> GetById(Guid id)
    {
        //TODO: should use result 
        var found = _tickets.FirstOrDefault(ticket => ticket.Id == id);
        
        if (found == null)
        {
            return Result<TicketResponse>.Fail("No Ticket Found");
        }
        
        var ticketResponse = new TicketResponse
        {
            Id = found.Id,
            Title = found.Title,
            Description = found.Description,
        };

        return Result<TicketResponse>.Ok(found);
    } 

    public Result<CreateTicketResponse> Create(CreateTicketRequest request)
    {
        
        if (string.IsNullOrWhiteSpace(request.Title))
            return Result<CreateTicketResponse>.Fail("Title is Required");

        var ticket = new Ticket
        {
            Id = Guid.NewGuid(),
            Title = request.Title,
            Description = request.Description  
        };

        //send creation to repo
        _tickets.Add(ticket);

        var ticketResponse = new CreateTicketResponse 
        {
            Id = ticket.Id,
            Title = ticket.Title,
            Description = ticket.Description
        };

        return Result<CreateTicketResponse>.Ok(ticketResponse);
        
    }
    
}