@renderlesskit/react/dist/cjs/utils/useControlledState.js

Collection of headless components/hooks that are accessible, composable, customizable from low level to build your own UI & Design System powered by Reakit

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.useControlledState = useControlledState;

var _react = require("react");

function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); }

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

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 _iterableToArrayLimit(arr, i) { var _i = arr == null ? null : typeof Symbol !== "undefined" && arr[Symbol.iterator] || arr["@@iterator"]; if (_i == null) return; var _arr = []; var _n = true; var _d = false; var _s, _e; try { for (_i = _i.call(arr); !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; }

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

function useControlledState(value, defaultValue, onChange) {
  var _useState = (0, _react.useState)(value || defaultValue),
      _useState2 = _slicedToArray(_useState, 2),
      stateValue = _useState2[0],
      setStateValue = _useState2[1];

  var ref = (0, _react.useRef)(value !== undefined);
  var wasControlled = ref.current;
  var isControlled = value !== undefined; // Internal state reference for useCallback

  var stateRef = (0, _react.useRef)(stateValue);

  if (wasControlled !== isControlled) {
    console.warn("WARN: A component changed from ".concat(wasControlled ? "controlled" : "uncontrolled", " to ").concat(isControlled ? "controlled" : "uncontrolled", "."));
  }

  ref.current = isControlled;
  var setValue = (0, _react.useCallback)(function (value) {
    for (var _len = arguments.length, args = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
      args[_key - 1] = arguments[_key];
    }

    var onChangeCaller = function onChangeCaller(value) {
      if (onChange) {
        if (!Object.is(stateRef.current, value)) {
          for (var _len2 = arguments.length, onChangeArgs = new Array(_len2 > 1 ? _len2 - 1 : 0), _key2 = 1; _key2 < _len2; _key2++) {
            onChangeArgs[_key2 - 1] = arguments[_key2];
          }

          onChange.apply(void 0, [value].concat(onChangeArgs));
        }
      }

      if (!isControlled) {
        stateRef.current = value;
      }
    };

    if (typeof value === "function") {
      // this supports functional updates https://reactjs.org/docs/hooks-reference.html#functional-updates
      // when someone using useControlledState calls setControlledState(myFunc)
      // this will call our useState setState with a function as well which invokes myFunc and calls onChange with the value from myFunc
      // if we're in an uncontrolled state, then we also return the value of myFunc which to setState looks as though it was just called with myFunc from the beginning
      // otherwise we just return the controlled value, which won't cause a rerender because React knows to bail out when the value is the same
      var updateFunction = function updateFunction(oldValue) {
        for (var _len3 = arguments.length, functionArgs = new Array(_len3 > 1 ? _len3 - 1 : 0), _key3 = 1; _key3 < _len3; _key3++) {
          functionArgs[_key3 - 1] = arguments[_key3];
        }

        var interceptedValue = value.apply(void 0, [isControlled ? stateRef.current : oldValue].concat(functionArgs));
        onChangeCaller.apply(void 0, [interceptedValue].concat(args));

        if (!isControlled) {
          return interceptedValue;
        }

        return oldValue;
      };

      setStateValue(updateFunction);
    } else {
      if (!isControlled) {
        setStateValue(value);
      }

      onChangeCaller.apply(void 0, [value].concat(args));
    }
  }, [isControlled, onChange]); // If a controlled component's value prop changes, we need to update stateRef

  if (isControlled) {
    stateRef.current = value;
  } else {
    value = stateValue;
  }

  return [value, setValue];
}
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