@ocap/indexdb-elasticsearch/lib/util.js

OCAP indexdb adapter that uses elasticsearch as backend

const { formatNextPagination, parseDateTime } = require('@ocap/indexdb/lib/util');

const getTableName = (prefix, name) => (prefix ? [prefix, name].join('_') : name);

const formatQueryResult = (queryResult, pagination) => {
  const { hits, total } = queryResult.hits;

  // eslint-disable-next-line no-underscore-dangle
  return { items: hits.map((x) => x._source), paging: formatNextPagination(total.value, pagination) };
};

const getAuthHeaders = (auth) => {
  if (!auth) {
    return {};
  }

  const headers = {};
  if (auth.apiKey) {
    if (typeof auth.apiKey === 'object') {
      headers.authorization = `ApiKey ${Buffer.from(`${auth.apiKey.id}:${auth.apiKey.api_key}`).toString('base64')}`;
    } else {
      headers.authorization = `ApiKey ${auth.apiKey}`;
    }
  } else if (auth.username && auth.password) {
    headers.authorization = `Basic ${Buffer.from(`${auth.username}:${auth.password}`).toString('base64')}`;
  }

  return headers;
};

const getTimeCondition = (
  filter = {},
  supportedFields = ['genesisTime', 'renaissanceTime'],
  defaultField = 'renaissanceTime'
) => {
  let { startDateTime, endDateTime, field } = filter;
  startDateTime = parseDateTime(startDateTime);
  endDateTime = parseDateTime(endDateTime);
  field = supportedFields.includes(field) ? field : defaultField;

  if (startDateTime && endDateTime) {
    return { range: { [field]: { gt: startDateTime, lte: endDateTime } } };
  }
  if (startDateTime) {
    return { range: { [field]: { gt: startDateTime } } };
  }
  if (endDateTime) {
    return { range: { [field]: { lte: endDateTime } } };
  }

  return null;
};

module.exports = { getTableName, formatQueryResult, getAuthHeaders, getTimeCondition };