package com.valposystems.resource;

import com.valposystems.dto.GymClassDTO;
import com.valposystems.service.GymClassService;
import jakarta.enterprise.context.ApplicationScoped;
import jakarta.inject.Inject;
import jakarta.transaction.Transactional;
import jakarta.ws.rs.*;
import jakarta.ws.rs.core.MediaType;
import jakarta.ws.rs.core.Response;
import java.util.List;

@ApplicationScoped
@Path("/api/classes")
@Produces(MediaType.APPLICATION_JSON)
@Consumes(MediaType.APPLICATION_JSON)
public class GymClassResource {

    @Inject
    GymClassService gymClassService;

    @GET
    @Transactional
    public Response getAllClasses() {
        try {
            List<GymClassDTO> classes = gymClassService.getAllClasses();
            return Response.ok(classes).build();
        } catch (Exception e) {
            return Response.serverError().entity("Error: " + e.getMessage()).build();
        }
    }

    @GET
    @Path("/{id}")
    @Transactional
    public Response getClassById(@PathParam("id") Long id) {
        try {
            GymClassDTO gymClass = gymClassService.getClassById(id);
            if (gymClass == null) {
                return Response.status(Response.Status.NOT_FOUND).build();
            }
            return Response.ok(gymClass).build();
        } catch (Exception e) {
            return Response.serverError().entity("Error: " + e.getMessage()).build();
        }
    }

    @POST
    @Transactional
    public Response createClass(GymClassDTO dto) {
        try {
            GymClassDTO created = gymClassService.createClass(dto);
            return Response.status(Response.Status.CREATED).entity(created).build();
        } catch (Exception e) {
            return Response.serverError().entity("Error: " + e.getMessage()).build();
        }
    }

    @PUT
    @Path("/{id}")
    @Transactional
    public Response updateClass(@PathParam("id") Long id, GymClassDTO dto) {
        try {
            GymClassDTO updated = gymClassService.updateClass(id, dto);
            if (updated == null) {
                return Response.status(Response.Status.NOT_FOUND).build();
            }
            return Response.ok(updated).build();
        } catch (Exception e) {
            return Response.serverError().entity("Error: " + e.getMessage()).build();
        }
    }

    @DELETE
    @Path("/{id}")
    @Transactional
    public Response deleteClass(@PathParam("id") Long id) {
        try {
            boolean deleted = gymClassService.deleteClass(id);
            if (!deleted) {
                return Response.status(Response.Status.NOT_FOUND).build();
            }
            return Response.noContent().build();
        } catch (Exception e) {
            return Response.serverError().entity("Error: " + e.getMessage()).build();
        }
    }
}