argos/dmp-backend/src/main/java/eu/eudat/controllers/Registries.java

package eu.eudat.controllers;

import eu.eudat.models.external.RegistriesExternalSourcesModel;
import eu.eudat.models.helpers.responses.ResponseItem;
import eu.eudat.proxy.config.exceptions.HugeResultSet;
import eu.eudat.proxy.config.exceptions.NoURLFound;
import eu.eudat.services.ApiContext;
import eu.eudat.types.ApiMessageCode;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Map;


@RestController
@CrossOrigin
@RequestMapping(value = {"/api"})
public class Registries extends BaseController {

    @Autowired
    public Registries(ApiContext apiContext) {
        super(apiContext);
    }

    @RequestMapping(method = RequestMethod.GET, value = {"/external/registries"}, produces = "application/json")
    public @ResponseBody
    ResponseEntity<ResponseItem<RegistriesExternalSourcesModel>> listExternalRegistries(@RequestParam(value = "query", required = false) String query) {
        try {
            List<Map<String, String>> remoteRepos = this.getApiContext().getOperationsContext().getRemoteFetcher().getRegistries(query);
            RegistriesExternalSourcesModel registriesExternalSourcesModel = new RegistriesExternalSourcesModel().fromExternalItem(remoteRepos);
            return ResponseEntity.status(HttpStatus.OK).body(new ResponseItem<RegistriesExternalSourcesModel>().payload(registriesExternalSourcesModel).status(ApiMessageCode.NO_MESSAGE));
        } catch (NoURLFound ex) {
            ex.printStackTrace();
            return ResponseEntity.status(HttpStatus.BAD_REQUEST).body(new ResponseItem<RegistriesExternalSourcesModel>().status(ApiMessageCode.ERROR_MESSAGE).message("External Url Not Found"));
        } catch (HugeResultSet ex) {
            ex.printStackTrace();
            return ResponseEntity.status(HttpStatus.BAD_REQUEST).body(new ResponseItem<RegistriesExternalSourcesModel>().status(ApiMessageCode.ERROR_MESSAGE).message("Huge Result Set"));
        } catch (Exception ex) {
            ex.printStackTrace();
            return ResponseEntity.status(HttpStatus.BAD_REQUEST).body(new ResponseItem<RegistriesExternalSourcesModel>().status(ApiMessageCode.ERROR_MESSAGE).message(ex.getMessage()));
        }
    }

}