ontotext-platform-custom-scalars/lib/scalars/time/GraphQLDateTime.js

A library of customized GraphQL scalars for Ontotext Platform

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports["default"] = void 0;

var _graphql = require("graphql");

var _Utilities = require("../Utilities");

var RFC_3339_DATETIME_REGEX = /^(\d{4}-(0[1-9]|1[012])-(0[1-9]|[12][0-9]|3[01])T([01][0-9]|2[0-3]):([0-5][0-9]):([0-5][0-9]|60))(\.\d+)?(([Z])|([+|-]([01][0-9]|2[0-3]):[0-5][0-9]))$/;

function validateDateTime(dateTime) {
  if (!RFC_3339_DATETIME_REGEX.test(dateTime)) {
    throw new _graphql.GraphQLError("Invalid value for 'Date' - '".concat(dateTime, "'"));
  }
}
/**
 * Defines custom GraphQLScalarType for RFC-3339 compliant DateTime values.
 */


var _default = new _graphql.GraphQLScalarType({
  name: "DateTime",
  description: "An RFC-3339 compliant DateTime Scalar with an optional timezone.",
  serialize: function serialize(value) {
    if (value instanceof Date) {
      return value.toISOString();
    } else if (typeof value === 'string' || value instanceof String) {
      if (!isNaN(Date.parse(value))) {
        return new Date(value).toISOString();
      }
    }

    throw new _graphql.GraphQLError("Expected '".concat(this.name, "' value, but got '").concat(JSON.stringify(value), "'."));
  },
  parseValue: function parseValue(value) {
    if (typeof value === 'string' || value instanceof String) {
      validateDateTime(value);

      if (!isNaN(Date.parse(value))) {
        return new Date(value);
      }
    }

    throw new _graphql.GraphQLError("Expected value in '".concat(this.name, "' format, but got '").concat(JSON.stringify(value), "'."));
  },
  parseLiteral: function parseLiteral(node) {
    var type = node.kind;

    if (type !== _graphql.Kind.STRING) {
      (0, _Utilities.throwConversionError)(type, this.name);
    }

    var value = node.value;
    validateDateTime(value);
    return new Date(value);
  }
});

exports["default"] = _default;