/*
 * Copyright (c) 2004-2022, University of Oslo
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 * Neither the name of the HISP project nor the names of its contributors may
 * be used to endorse or promote products derived from this software without
 * specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package org.hisp.dhis.webapi.controller.validation;

import static org.hisp.dhis.dxf2.webmessage.WebMessageUtils.notFound;
import static org.hisp.dhis.webapi.utils.ContextUtils.setNoStore;

import com.google.common.collect.Lists;
import java.util.List;
import javax.servlet.http.HttpServletResponse;
import org.hisp.dhis.common.DhisApiVersion;
import org.hisp.dhis.common.OpenApi;
import org.hisp.dhis.dxf2.webmessage.WebMessageException;
import org.hisp.dhis.fieldfilter.FieldFilterParams;
import org.hisp.dhis.fieldfilter.FieldFilterService;
import org.hisp.dhis.node.NodeUtils;
import org.hisp.dhis.node.Preset;
import org.hisp.dhis.node.types.RootNode;
import org.hisp.dhis.schema.descriptors.ValidationResultSchemaDescriptor;
import org.hisp.dhis.validation.ValidationResult;
import org.hisp.dhis.validation.ValidationResultService;
import org.hisp.dhis.validation.ValidationResultsDeletionRequest;
import org.hisp.dhis.validation.comparator.ValidationResultQuery;
import org.hisp.dhis.webapi.mvc.annotation.ApiVersion;
import org.hisp.dhis.webapi.service.ContextService;
import org.springframework.http.HttpStatus;
import org.springframework.security.access.prepost.PreAuthorize;
import org.springframework.web.bind.annotation.DeleteMapping;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.ResponseStatus;
import org.springframework.web.bind.annotation.RestController;

/**
 * @author Stian Sandvold
 */
@OpenApi.Tags("data")
@RestController
@RequestMapping(value = ValidationResultSchemaDescriptor.API_ENDPOINT)
@ApiVersion({DhisApiVersion.ALL, DhisApiVersion.DEFAULT})
public class ValidationResultController {
  private final FieldFilterService fieldFilterService;

  private final ValidationResultService validationResultService;

  private final ContextService contextService;

  public ValidationResultController(
      FieldFilterService fieldFilterService,
      ValidationResultService validationResultService,
      ContextService contextService) {
    this.fieldFilterService = fieldFilterService;
    this.validationResultService = validationResultService;
    this.contextService = contextService;
  }

  @GetMapping
  public @ResponseBody RootNode getObjectList(
      ValidationResultQuery query, HttpServletResponse response) {
    List<String> fields = Lists.newArrayList(contextService.getParameterValues("fields"));

    if (fields.isEmpty()) {
      fields.addAll(Preset.ALL.getFields());
    }

    List<ValidationResult> validationResults = validationResultService.getValidationResults(query);

    RootNode rootNode = NodeUtils.createMetadata();

    if (!query.isSkipPaging()) {
      query.setTotal(validationResultService.countValidationResults(query));
      rootNode.addChild(NodeUtils.createPager(query.getPager()));
    }

    rootNode.addChild(
        fieldFilterService.toCollectionNode(
            ValidationResult.class, new FieldFilterParams(validationResults, fields)));

    setNoStore(response);
    return rootNode;
  }

  @GetMapping(value = "/{id}")
  public @ResponseBody ValidationResult getObject(@PathVariable int id) throws WebMessageException {
    ValidationResult result = validationResultService.getById(id);
    checkFound(id, result);
    return result;
  }

  @PreAuthorize("hasRole('F_PERFORM_MAINTENANCE')")
  @DeleteMapping(value = "/{id}")
  @ResponseStatus(value = HttpStatus.NO_CONTENT)
  public void delete(@PathVariable int id) throws WebMessageException {
    ValidationResult result = validationResultService.getById(id);
    checkFound(id, result);
    validationResultService.deleteValidationResult(result);
  }

  @PreAuthorize("hasRole('F_PERFORM_MAINTENANCE')")
  @DeleteMapping
  @ResponseStatus(value = HttpStatus.NO_CONTENT)
  public void deleteValidationResults(ValidationResultsDeletionRequest request) {
    validationResultService.deleteValidationResults(request);
  }

  private void checkFound(int id, ValidationResult result) throws WebMessageException {
    if (result == null) {
      throw new WebMessageException(notFound("Validation result with id " + id + " was not found"));
    }
  }
}
