@phema/cql-execution/lib/elm/datetime.js

An execution framework for the Clinical Quality Language (CQL)

"use strict";

function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }

function _construct(Parent, args, Class) { if (_isNativeReflectConstruct()) { _construct = Reflect.construct; } else { _construct = function _construct(Parent, args, Class) { var a = [null]; a.push.apply(a, args); var Constructor = Function.bind.apply(Parent, a); var instance = new Constructor(); if (Class) _setPrototypeOf(instance, Class.prototype); return instance; }; } return _construct.apply(null, arguments); }

function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread(); }

function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }

function _iterableToArray(iter) { if (typeof Symbol !== "undefined" && Symbol.iterator in Object(iter)) return Array.from(iter); }

function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) return _arrayLikeToArray(arr); }

function _createForOfIteratorHelper(o, allowArrayLike) { var it; if (typeof Symbol === "undefined" || o[Symbol.iterator] == null) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; var F = function F() {}; return { s: F, n: function n() { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }, e: function e(_e) { throw _e; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var normalCompletion = true, didErr = false, err; return { s: function s() { it = o[Symbol.iterator](); }, n: function n() { var step = it.next(); normalCompletion = step.done; return step; }, e: function e(_e2) { didErr = true; err = _e2; }, f: function f() { try { if (!normalCompletion && it.return != null) it.return(); } finally { if (didErr) throw err; } } }; }

function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }

function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }

function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }

function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }

function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }

function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }

function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }

function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }

var _require = require('./expression'),
    Expression = _require.Expression;

var _require2 = require('./builder'),
    build = _require2.build;

var _require3 = require('./literal'),
    Literal = _require3.Literal;

var DT = require('../datatypes/datatypes');

var DateTime = /*#__PURE__*/function (_Expression) {
  _inherits(DateTime, _Expression);

  var _super = _createSuper(DateTime);

  function DateTime(json) {
    var _this;

    _classCallCheck(this, DateTime);

    _this = _super.call(this, json);
    _this.json = json;
    return _this;
  }

  _createClass(DateTime, [{
    key: "exec",
    value: function exec(ctx) {
      var _this2 = this;

      var _iterator = _createForOfIteratorHelper(DateTime.PROPERTIES),
          _step;

      try {
        for (_iterator.s(); !(_step = _iterator.n()).done;) {
          var property = _step.value;

          // if json does not contain 'timezoneOffset' set it to the executionDateTime from the context
          if (this.json[property] != null) {
            this[property] = build(this.json[property]);
          } else if (property === 'timezoneOffset' && ctx.getTimezoneOffset() != null) {
            this[property] = Literal.from({
              type: 'Literal',
              value: ctx.getTimezoneOffset(),
              valueType: '{urn:hl7-org:elm-types:r1}Integer'
            });
          }
        }
      } catch (err) {
        _iterator.e(err);
      } finally {
        _iterator.f();
      }

      var args = DateTime.PROPERTIES.map(function (p) {
        return _this2[p] != null ? _this2[p].execute(ctx) : undefined;
      });
      return _construct(DT.DateTime, _toConsumableArray(args));
    }
  }]);

  return DateTime;
}(Expression);

DateTime.PROPERTIES = ['year', 'month', 'day', 'hour', 'minute', 'second', 'millisecond', 'timezoneOffset'];

var _Date = /*#__PURE__*/function (_Expression2) {
  _inherits(_Date, _Expression2);

  var _super2 = _createSuper(_Date);

  function _Date(json) {
    var _this3;

    _classCallCheck(this, _Date);

    _this3 = _super2.call(this, json);
    _this3.json = json;
    return _this3;
  }

  _createClass(_Date, [{
    key: "exec",
    value: function exec(ctx) {
      var _this4 = this;

      var _iterator2 = _createForOfIteratorHelper(_Date.PROPERTIES),
          _step2;

      try {
        for (_iterator2.s(); !(_step2 = _iterator2.n()).done;) {
          var property = _step2.value;

          if (this.json[property] != null) {
            this[property] = build(this.json[property]);
          }
        }
      } catch (err) {
        _iterator2.e(err);
      } finally {
        _iterator2.f();
      }

      var args = _Date.PROPERTIES.map(function (p) {
        return _this4[p] != null ? _this4[p].execute(ctx) : undefined;
      });

      return _construct(DT.Date, _toConsumableArray(args));
    }
  }]);

  return _Date;
}(Expression);

_Date.PROPERTIES = ['year', 'month', 'day'];

var Time = /*#__PURE__*/function (_Expression3) {
  _inherits(Time, _Expression3);

  var _super3 = _createSuper(Time);

  function Time(json) {
    var _this5;

    _classCallCheck(this, Time);

    _this5 = _super3.call(this, json);

    var _iterator3 = _createForOfIteratorHelper(Time.PROPERTIES),
        _step3;

    try {
      for (_iterator3.s(); !(_step3 = _iterator3.n()).done;) {
        var property = _step3.value;

        if (json[property] != null) {
          _this5[property] = build(json[property]);
        }
      }
    } catch (err) {
      _iterator3.e(err);
    } finally {
      _iterator3.f();
    }

    return _this5;
  }

  _createClass(Time, [{
    key: "exec",
    value: function exec(ctx) {
      var _this6 = this;

      var args = Time.PROPERTIES.map(function (p) {
        return _this6[p] != null ? _this6[p].execute(ctx) : undefined;
      });
      return _construct(DT.DateTime, [0, 1, 1].concat(_toConsumableArray(args))).getTime();
    }
  }]);

  return Time;
}(Expression);

Time.PROPERTIES = ['hour', 'minute', 'second', 'millisecond'];

var Today = /*#__PURE__*/function (_Expression4) {
  _inherits(Today, _Expression4);

  var _super4 = _createSuper(Today);

  function Today(json) {
    _classCallCheck(this, Today);

    return _super4.call(this, json);
  }

  _createClass(Today, [{
    key: "exec",
    value: function exec(ctx) {
      return ctx.getExecutionDateTime().getDate();
    }
  }]);

  return Today;
}(Expression);

var Now = /*#__PURE__*/function (_Expression5) {
  _inherits(Now, _Expression5);

  var _super5 = _createSuper(Now);

  function Now(json) {
    _classCallCheck(this, Now);

    return _super5.call(this, json);
  }

  _createClass(Now, [{
    key: "exec",
    value: function exec(ctx) {
      return ctx.getExecutionDateTime();
    }
  }]);

  return Now;
}(Expression);

var TimeOfDay = /*#__PURE__*/function (_Expression6) {
  _inherits(TimeOfDay, _Expression6);

  var _super6 = _createSuper(TimeOfDay);

  function TimeOfDay(json) {
    _classCallCheck(this, TimeOfDay);

    return _super6.call(this, json);
  }

  _createClass(TimeOfDay, [{
    key: "exec",
    value: function exec(ctx) {
      return ctx.getExecutionDateTime().getTime();
    }
  }]);

  return TimeOfDay;
}(Expression);

var DateTimeComponentFrom = /*#__PURE__*/function (_Expression7) {
  _inherits(DateTimeComponentFrom, _Expression7);

  var _super7 = _createSuper(DateTimeComponentFrom);

  function DateTimeComponentFrom(json) {
    var _this7;

    _classCallCheck(this, DateTimeComponentFrom);

    _this7 = _super7.call(this, json);
    _this7.precision = json.precision;
    return _this7;
  }

  _createClass(DateTimeComponentFrom, [{
    key: "exec",
    value: function exec(ctx) {
      var arg = this.execArgs(ctx);

      if (arg != null) {
        return arg[this.precision.toLowerCase()];
      } else {
        return null;
      }
    }
  }]);

  return DateTimeComponentFrom;
}(Expression);

var DateFrom = /*#__PURE__*/function (_Expression8) {
  _inherits(DateFrom, _Expression8);

  var _super8 = _createSuper(DateFrom);

  function DateFrom(json) {
    _classCallCheck(this, DateFrom);

    return _super8.call(this, json);
  }

  _createClass(DateFrom, [{
    key: "exec",
    value: function exec(ctx) {
      var date = this.execArgs(ctx);

      if (date != null) {
        return date.getDate();
      } else {
        return null;
      }
    }
  }]);

  return DateFrom;
}(Expression);

var TimeFrom = /*#__PURE__*/function (_Expression9) {
  _inherits(TimeFrom, _Expression9);

  var _super9 = _createSuper(TimeFrom);

  function TimeFrom(json) {
    _classCallCheck(this, TimeFrom);

    return _super9.call(this, json);
  }

  _createClass(TimeFrom, [{
    key: "exec",
    value: function exec(ctx) {
      var date = this.execArgs(ctx);

      if (date != null) {
        return date.getTime();
      } else {
        return null;
      }
    }
  }]);

  return TimeFrom;
}(Expression);

var TimezoneOffsetFrom = /*#__PURE__*/function (_Expression10) {
  _inherits(TimezoneOffsetFrom, _Expression10);

  var _super10 = _createSuper(TimezoneOffsetFrom);

  function TimezoneOffsetFrom(json) {
    _classCallCheck(this, TimezoneOffsetFrom);

    return _super10.call(this, json);
  }

  _createClass(TimezoneOffsetFrom, [{
    key: "exec",
    value: function exec(ctx) {
      var date = this.execArgs(ctx);

      if (date != null) {
        return date.timezoneOffset;
      } else {
        return null;
      }
    }
  }]);

  return TimezoneOffsetFrom;
}(Expression); // Delegated to by overloaded#After


function doAfter(a, b, precision) {
  return a.after(b, precision);
} // Delegated to by overloaded#Before


function doBefore(a, b, precision) {
  return a.before(b, precision);
}

var DifferenceBetween = /*#__PURE__*/function (_Expression11) {
  _inherits(DifferenceBetween, _Expression11);

  var _super11 = _createSuper(DifferenceBetween);

  function DifferenceBetween(json) {
    var _this8;

    _classCallCheck(this, DifferenceBetween);

    _this8 = _super11.call(this, json);
    _this8.precision = json.precision;
    return _this8;
  }

  _createClass(DifferenceBetween, [{
    key: "exec",
    value: function exec(ctx) {
      var args = this.execArgs(ctx); // Check to make sure args exist and that they have differenceBetween functions so that they can be compared to one another

      if (args[0] == null || args[1] == null || typeof args[0].differenceBetween !== 'function' || typeof args[1].differenceBetween !== 'function') {
        return null;
      }

      var result = args[0].differenceBetween(args[1], this.precision != null ? this.precision.toLowerCase() : undefined);

      if (result != null && result.isPoint()) {
        return result.low;
      } else {
        return result;
      }
    }
  }]);

  return DifferenceBetween;
}(Expression);

var DurationBetween = /*#__PURE__*/function (_Expression12) {
  _inherits(DurationBetween, _Expression12);

  var _super12 = _createSuper(DurationBetween);

  function DurationBetween(json) {
    var _this9;

    _classCallCheck(this, DurationBetween);

    _this9 = _super12.call(this, json);
    _this9.precision = json.precision;
    return _this9;
  }

  _createClass(DurationBetween, [{
    key: "exec",
    value: function exec(ctx) {
      var args = this.execArgs(ctx); // Check to make sure args exist and that they have durationBetween functions so that they can be compared to one another

      if (args[0] == null || args[1] == null || typeof args[0].durationBetween !== 'function' || typeof args[1].durationBetween !== 'function') {
        return null;
      }

      var result = args[0].durationBetween(args[1], this.precision != null ? this.precision.toLowerCase() : undefined);

      if (result != null && result.isPoint()) {
        return result.low;
      } else {
        return result;
      }
    }
  }]);

  return DurationBetween;
}(Expression);

module.exports = {
  Date: _Date,
  DateFrom: DateFrom,
  DateTime: DateTime,
  DateTimeComponentFrom: DateTimeComponentFrom,
  DifferenceBetween: DifferenceBetween,
  DurationBetween: DurationBetween,
  Now: Now,
  Time: Time,
  TimeFrom: TimeFrom,
  TimeOfDay: TimeOfDay,
  TimezoneOffsetFrom: TimezoneOffsetFrom,
  Today: Today,
  doAfter: doAfter,
  doBefore: doBefore
};