package dev.lions.btpxpress.adapter.http;

import dev.lions.btpxpress.application.service.ClientService;
import dev.lions.btpxpress.domain.core.entity.Client;
import dev.lions.btpxpress.domain.core.entity.Permission;
import dev.lions.btpxpress.domain.shared.dto.ClientCreateDTO;
import dev.lions.btpxpress.infrastructure.security.RequirePermission;
import io.quarkus.security.Authenticated;
import jakarta.inject.Inject;
import jakarta.validation.Valid;
import jakarta.validation.constraints.NotNull;
import jakarta.ws.rs.*;
import jakarta.ws.rs.core.MediaType;
import jakarta.ws.rs.core.Response;
import java.util.List;
import java.util.UUID;
import org.eclipse.microprofile.openapi.annotations.Operation;
import org.eclipse.microprofile.openapi.annotations.parameters.Parameter;
import org.eclipse.microprofile.openapi.annotations.responses.APIResponse;
import org.eclipse.microprofile.openapi.annotations.tags.Tag;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * Resource REST pour la gestion des clients - Architecture 2025 MIGRATION: Préservation exacte de
 * toutes les API endpoints et contrats
 */
@Path("/api/v1/clients")
@Produces(MediaType.APPLICATION_JSON)
@Consumes(MediaType.APPLICATION_JSON)
@Tag(name = "Clients", description = "Gestion des clients")
// @Authenticated - Désactivé pour les tests
public class ClientResource {

  private static final Logger logger = LoggerFactory.getLogger(ClientResource.class);

  @Inject ClientService clientService;

  // === ENDPOINTS DE LECTURE - API CONTRACTS PRÉSERVÉS EXACTEMENT ===

  @GET
  @RequirePermission(Permission.CLIENTS_READ)
  @Operation(summary = "Récupérer tous les clients")
  @APIResponse(responseCode = "200", description = "Liste des clients récupérée avec succès")
  public Response getAllClients(
      @Parameter(description = "Numéro de page (0-based)") @QueryParam("page") @DefaultValue("0")
          int page,
      @Parameter(description = "Taille de la page") @QueryParam("size") @DefaultValue("20")
          int size) {

    logger.debug("GET /clients - page: {}, size: {}", page, size);

    List<Client> clients;
    if (page == 0 && size == 20) {
      clients = clientService.findAll();
    } else {
      clients = clientService.findAll(page, size);
    }

    return Response.ok(clients).build();
  }

  @GET
  @Path("/{id}")
  @RequirePermission(Permission.CLIENTS_READ)
  @Operation(summary = "Récupérer un client par ID")
  @APIResponse(responseCode = "200", description = "Client trouvé")
  @APIResponse(responseCode = "404", description = "Client non trouvé")
  public Response getClientById(@Parameter(description = "ID du client") @PathParam("id") UUID id) {

    logger.debug("GET /clients/{}", id);

    Client client = clientService.findByIdRequired(id);
    return Response.ok(client).build();
  }

  @GET
  @Path("/search")
  @Operation(summary = "Rechercher des clients")
  @APIResponse(responseCode = "200", description = "Résultats de recherche")
  public Response searchClients(
      @Parameter(description = "Nom du client") @QueryParam("nom") String nom,
      @Parameter(description = "Entreprise") @QueryParam("entreprise") String entreprise,
      @Parameter(description = "Ville") @QueryParam("ville") String ville,
      @Parameter(description = "Email") @QueryParam("email") String email) {

    logger.debug(
        "GET /clients/search - nom: {}, entreprise: {}, ville: {}, email: {}",
        nom,
        entreprise,
        ville,
        email);

    List<Client> clients;

    // Logique de recherche exacte préservée
    if (email != null && !email.trim().isEmpty()) {
      clients = clientService.findByEmail(email).map(List::of).orElse(List.of());
    } else if (nom != null && !nom.trim().isEmpty()) {
      clients = clientService.searchByNom(nom);
    } else if (entreprise != null && !entreprise.trim().isEmpty()) {
      clients = clientService.searchByEntreprise(entreprise);
    } else if (ville != null && !ville.trim().isEmpty()) {
      clients = clientService.searchByVille(ville);
    } else {
      clients = clientService.findAll();
    }

    return Response.ok(clients).build();
  }

  // === ENDPOINTS D'ÉCRITURE - API CONTRACTS PRÉSERVÉS EXACTEMENT ===

  @POST
  @RequirePermission(Permission.CLIENTS_CREATE)
  @Operation(summary = "Créer un nouveau client")
  @APIResponse(responseCode = "201", description = "Client créé avec succès")
  @APIResponse(responseCode = "400", description = "Données invalides")
  public Response createClient(@Valid @NotNull ClientCreateDTO clientDTO) {
    logger.debug("POST /clients");
    logger.info(
        "Données reçues: nom={}, prenom={}, email={}",
        clientDTO.getNom(),
        clientDTO.getPrenom(),
        clientDTO.getEmail());

    try {
      Client createdClient = clientService.createFromDTO(clientDTO);
      return Response.status(Response.Status.CREATED).entity(createdClient).build();
    } catch (Exception e) {
      logger.error("Erreur lors de la création du client: {}", e.getMessage(), e);
      throw e;
    }
  }

  @PUT
  @Path("/{id}")
  @RequirePermission(Permission.CLIENTS_UPDATE)
  @Operation(summary = "Mettre à jour un client")
  @APIResponse(responseCode = "200", description = "Client mis à jour avec succès")
  @APIResponse(responseCode = "404", description = "Client non trouvé")
  @APIResponse(responseCode = "400", description = "Données invalides")
  public Response updateClient(
      @Parameter(description = "ID du client") @PathParam("id") UUID id,
      @Valid @NotNull Client client) {

    logger.debug("PUT /clients/{}", id);

    Client updatedClient = clientService.update(id, client);
    return Response.ok(updatedClient).build();
  }

  @DELETE
  @Path("/{id}")
  @RequirePermission(Permission.CLIENTS_DELETE)
  @Operation(summary = "Supprimer un client")
  @APIResponse(responseCode = "204", description = "Client supprimé avec succès")
  @APIResponse(responseCode = "404", description = "Client non trouvé")
  public Response deleteClient(@Parameter(description = "ID du client") @PathParam("id") UUID id) {

    logger.debug("DELETE /clients/{}", id);

    clientService.delete(id);
    return Response.noContent().build();
  }

  // === ENDPOINTS STATISTIQUES - API CONTRACTS PRÉSERVÉS EXACTEMENT ===

  @GET
  @Path("/count")
  @Operation(summary = "Compter le nombre de clients")
  @APIResponse(responseCode = "200", description = "Nombre de clients")
  public Response countClients() {
    logger.debug("GET /clients/count");

    long count = clientService.count();
    return Response.ok(count).build();
  }
}