59 lines
3.0 KiB
Java
59 lines
3.0 KiB
Java
package eu.eudat.controllers;
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import eu.eudat.elastic.criteria.DatasetCriteria;
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import eu.eudat.elastic.entities.Dataset;
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import eu.eudat.elastic.entities.Tag;
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import eu.eudat.logic.proxy.config.exceptions.HugeResultSet;
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import eu.eudat.logic.proxy.config.exceptions.NoURLFound;
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import eu.eudat.logic.services.ApiContext;
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import eu.eudat.logic.utilities.helpers.StreamDistinctBy;
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import eu.eudat.models.data.helpers.responses.ResponseItem;
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import eu.eudat.types.ApiMessageCode;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.core.env.Environment;
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import org.springframework.http.HttpStatus;
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import org.springframework.http.ResponseEntity;
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import org.springframework.web.bind.annotation.*;
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import java.io.IOException;
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import java.util.Collection;
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import java.util.List;
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import java.util.concurrent.ExecutionException;
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import java.util.stream.Collectors;
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/**
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* Created by ikalyvas on 7/5/2018.
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*/
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@RestController
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@RequestMapping(value = {"/api"})
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public class TagController extends BaseController {
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// private Repository<Dataset, TagCriteria> datasetRepository;
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private Environment environment;
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@Autowired
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public TagController(ApiContext apiContext, /*Repository tagRepository, */Environment environment) {
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super(apiContext);
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// this.datasetRepository = tagRepository;
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this.environment = environment;
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}
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@RequestMapping(method = RequestMethod.GET, value = {"/external/tags"}, produces = "application/json")
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public @ResponseBody
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ResponseEntity<ResponseItem<List<Tag>>> listExternalTagModel(
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@RequestParam(value = "query", required = false) String query, @RequestParam(value = "type", required = false) String type) throws HugeResultSet, NoURLFound, IOException, ExecutionException, InterruptedException {
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//ExternalUrlCriteria externalUrlCriteria = new ExternalUrlCriteria(query);
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/*List<Map<String, String>> remoteRepos = this.getApiContext().getOperationsContext().getRemoteFetcher().getTags(externalUrlCriteria, type);
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TagExternalSourcesModel researchersExternalSourcesModel = new TagExternalSourcesModel().fromExternalItem(remoteRepos);*/
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if (this.getApiContext().getOperationsContext().getElasticRepository().getDatasetRepository().exists()) {
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DatasetCriteria criteria = new DatasetCriteria();
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criteria.setHasTags(true);
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List<Tag> tags = this.getApiContext().getOperationsContext().getElasticRepository().getDatasetRepository().query(criteria).stream().map(Dataset::getTags).flatMap(Collection::stream).filter(StreamDistinctBy.distinctByKey(Tag::getId)).filter(tag -> tag.getName().toLowerCase().startsWith(query.toLowerCase())).collect(Collectors.toList());
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return ResponseEntity.status(HttpStatus.OK).body(new ResponseItem<List<Tag>>().payload(tags).status(ApiMessageCode.NO_MESSAGE));
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} else {
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return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body(new ResponseItem<List<Tag>>().status(ApiMessageCode.ERROR_MESSAGE).message("Elastic Services are not available"));
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}
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}
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}
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