@natlibfi/melinda-record-match-validator/dist/compareFunctions/compareField26X.js

Validates if two records matched by melinda-record-matching can be merged and sets merge priority

function getPublisherFields(record) {
  return record.fields.filter((field) => isPublisherField(field));
  function isPublisherField(field) {
    if (field.tag === "260") {
      return true;
    }
    return field.tag === "264" && field.ind2 === "1";
  }
}
export function checkPublisher({ record1, record2 }) {
  const score1 = publisherScore(getPublisherFields(record1));
  const score2 = publisherScore(getPublisherFields(record2));
  if (score1 > score2) {
    return "A";
  }
  if (score2 > score1) {
    return "B";
  }
  return true;
  function publisherScore(fields) {
    if (fields.some((field) => field.tag === "264")) {
      return 2;
    }
    if (fields.some((field) => field.tag === "260")) {
      return 0;
    }
    return 0;
  }
}
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