com.github.elibracha.compare.ContentDiff Maven / Gradle / Ivy

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There is a newer version: 2.3.6

package com.github.elibracha.compare;

import com.github.elibracha.model.ChangedContent;
import com.github.elibracha.model.ChangedMediaType;
import com.github.elibracha.model.DiffContext;
import com.github.elibracha.utils.ChangedUtils;

import io.swagger.v3.oas.models.media.Content;
import io.swagger.v3.oas.models.media.MediaType;
import java.util.*;

public class ContentDiff implements Comparable {

  private OpenApiDiff openApiDiff;

  public ContentDiff(OpenApiDiff openApiDiff) {
    this.openApiDiff = openApiDiff;
  }

  @Override
  public boolean compare(Content left, Content right) {
    return false;
  }

  public Optional diff(Content left, Content right, DiffContext context) {

    MapKeyDiff mediaTypeDiff = MapKeyDiff.diff(left, right);
    List sharedMediaTypes = mediaTypeDiff.getSharedKey();
    Map changedMediaTypes = new LinkedHashMap<>();
    for (String mediaTypeKey : sharedMediaTypes) {
      MediaType oldMediaType = left.get(mediaTypeKey);
      MediaType newMediaType = right.get(mediaTypeKey);
      ChangedMediaType changedMediaType =
          new ChangedMediaType(oldMediaType.getSchema(), newMediaType.getSchema(), context);
      openApiDiff
          .getSchemaDiff()
          .diff(
              new HashSet<>(),
              oldMediaType.getSchema(),
              newMediaType.getSchema(),
              context.copyWithRequired(true))
          .ifPresent(changedMediaType::setSchema);
      if (!ChangedUtils.isUnchanged(changedMediaType)) {
        changedMediaTypes.put(mediaTypeKey, changedMediaType);
      }
    }
    return ChangedUtils.isChanged(
        new ChangedContent(left, right, context)
            .setIncreased(mediaTypeDiff.getIncreased())
            .setMissing(mediaTypeDiff.getMissing())
            .setChanged(changedMediaTypes));
  }
}