@activecollab/components/dist/cjs/components/AutoResizeTextarea/AutoResizeTextarea.js

ActiveCollab Components

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.AutoResizeTextarea = void 0;
var _react = _interopRequireWildcard(require("react"));
var _classnames = _interopRequireDefault(require("classnames"));
var _Styles = require("./Styles");
var _useForkRef = _interopRequireDefault(require("../../utils/useForkRef"));
var _excluded = ["minRows", "maxRows", "lineHeight", "onChange", "className", "preventNewRowOnEnter", "cursorAtTextEnd", "onKeyDown", "value", "mode"];
function _interopRequireDefault(e) { return e && e.__esModule ? e : { default: e }; }
function _interopRequireWildcard(e, t) { if ("function" == typeof WeakMap) var r = new WeakMap(), n = new WeakMap(); return (_interopRequireWildcard = function _interopRequireWildcard(e, t) { if (!t && e && e.__esModule) return e; var o, i, f = { __proto__: null, default: e }; if (null === e || "object" != typeof e && "function" != typeof e) return f; if (o = t ? n : r) { if (o.has(e)) return o.get(e); o.set(e, f); } for (var _t in e) "default" !== _t && {}.hasOwnProperty.call(e, _t) && ((i = (o = Object.defineProperty) && Object.getOwnPropertyDescriptor(e, _t)) && (i.get || i.set) ? o(f, _t, i) : f[_t] = e[_t]); return f; })(e, t); }
function _extends() { return _extends = Object.assign ? Object.assign.bind() : function (n) { for (var e = 1; e < arguments.length; e++) { var t = arguments[e]; for (var r in t) ({}).hasOwnProperty.call(t, r) && (n[r] = t[r]); } return n; }, _extends.apply(null, arguments); }
function _slicedToArray(r, e) { return _arrayWithHoles(r) || _iterableToArrayLimit(r, e) || _unsupportedIterableToArray(r, e) || _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(r, a) { if (r) { if ("string" == typeof r) return _arrayLikeToArray(r, a); var t = {}.toString.call(r).slice(8, -1); return "Object" === t && r.constructor && (t = r.constructor.name), "Map" === t || "Set" === t ? Array.from(r) : "Arguments" === t || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(t) ? _arrayLikeToArray(r, a) : void 0; } }
function _arrayLikeToArray(r, a) { (null == a || a > r.length) && (a = r.length); for (var e = 0, n = Array(a); e < a; e++) n[e] = r[e]; return n; }
function _iterableToArrayLimit(r, l) { var t = null == r ? null : "undefined" != typeof Symbol && r[Symbol.iterator] || r["@@iterator"]; if (null != t) { var e, n, i, u, a = [], f = !0, o = !1; try { if (i = (t = t.call(r)).next, 0 === l) { if (Object(t) !== t) return; f = !1; } else for (; !(f = (e = i.call(t)).done) && (a.push(e.value), a.length !== l); f = !0); } catch (r) { o = !0, n = r; } finally { try { if (!f && null != t.return && (u = t.return(), Object(u) !== u)) return; } finally { if (o) throw n; } } return a; } }
function _arrayWithHoles(r) { if (Array.isArray(r)) return r; }
function _objectWithoutProperties(e, t) { if (null == e) return {}; var o, r, i = _objectWithoutPropertiesLoose(e, t); if (Object.getOwnPropertySymbols) { var n = Object.getOwnPropertySymbols(e); for (r = 0; r < n.length; r++) o = n[r], -1 === t.indexOf(o) && {}.propertyIsEnumerable.call(e, o) && (i[o] = e[o]); } return i; }
function _objectWithoutPropertiesLoose(r, e) { if (null == r) return {}; var t = {}; for (var n in r) if ({}.hasOwnProperty.call(r, n)) { if (-1 !== e.indexOf(n)) continue; t[n] = r[n]; } return t; }
var AutoResizeTextarea = exports.AutoResizeTextarea = /*#__PURE__*/(0, _react.forwardRef)(function (_ref, ref) {
  var _ref$minRows = _ref.minRows,
    minRows = _ref$minRows === void 0 ? 1 : _ref$minRows,
    _ref$maxRows = _ref.maxRows,
    maxRows = _ref$maxRows === void 0 ? 6 : _ref$maxRows,
    _ref$lineHeight = _ref.lineHeight,
    lineHeight = _ref$lineHeight === void 0 ? 18 : _ref$lineHeight,
    onChange = _ref.onChange,
    className = _ref.className,
    _ref$preventNewRowOnE = _ref.preventNewRowOnEnter,
    preventNewRowOnEnter = _ref$preventNewRowOnE === void 0 ? false : _ref$preventNewRowOnE,
    _ref$cursorAtTextEnd = _ref.cursorAtTextEnd,
    cursorAtTextEnd = _ref$cursorAtTextEnd === void 0 ? false : _ref$cursorAtTextEnd,
    onKeyDown = _ref.onKeyDown,
    value = _ref.value,
    _ref$mode = _ref.mode,
    mode = _ref$mode === void 0 ? "outlined" : _ref$mode,
    rest = _objectWithoutProperties(_ref, _excluded);
  var innerRef = (0, _react.useRef)(null);
  var _useState = (0, _react.useState)(minRows),
    _useState2 = _slicedToArray(_useState, 2),
    rows = _useState2[0],
    setRows = _useState2[1];
  var handleRef = (0, _useForkRef.default)(ref, innerRef);
  var calcRows = (0, _react.useCallback)(function (elem) {
    if (elem) {
      var previousRows = elem.rows || minRows;
      elem.rows = minRows;
      var currentRows = Math.floor(elem.scrollHeight / lineHeight);
      if (currentRows === previousRows) {
        elem.rows = currentRows;
      }
      if (currentRows >= maxRows) {
        elem.rows = maxRows;
        elem.scrollTop = elem.scrollHeight;
      }
      setRows(currentRows < maxRows ? currentRows : maxRows);
    }
  }, [lineHeight, maxRows, minRows]);
  (0, _react.useEffect)(function () {
    calcRows(innerRef.current);
  }, [value, calcRows]);
  var handleOnChange = (0, _react.useCallback)(function (e) {
    calcRows(e.target);
    typeof onChange === "function" && onChange(e);
  }, [onChange, calcRows]);
  var handleFocus = (0, _react.useCallback)(function (e) {
    if (cursorAtTextEnd) {
      e.target.setSelectionRange(e.target.value.length, e.target.value.length);
    }
  }, [cursorAtTextEnd]);
  var handleTextAreaKeyDown = (0, _react.useCallback)(function (e) {
    if (preventNewRowOnEnter && e.key === "Enter") {
      e.preventDefault();
    }
    typeof onKeyDown === "function" && onKeyDown(e);
  }, [preventNewRowOnEnter, onKeyDown]);
  return /*#__PURE__*/_react.default.createElement(_Styles.StyledAutoResizeTextarea, _extends({}, rest, {
    value: value,
    ref: handleRef,
    onChange: handleOnChange,
    onKeyDown: handleTextAreaKeyDown,
    onFocus: handleFocus,
    rows: rows,
    mode: mode,
    className: (0, _classnames.default)("c-autoresizetextarea", className),
    style: {
      minHeight: "".concat(lineHeight, "px"),
      lineHeight: "".concat(lineHeight, "px")
    }
  }));
});
AutoResizeTextarea.displayName = "AutoResizeTextarea";
//# sourceMappingURL=AutoResizeTextarea.js.map