@atlaskit/renderer
Version:
Renderer component
41 lines (40 loc) • 2.71 kB
JavaScript
;
var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
var _typeof = require("@babel/runtime/helpers/typeof");
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.ActiveHeaderIdProvider = exports.ActiveHeaderIdConsumer = void 0;
var _slicedToArray2 = _interopRequireDefault(require("@babel/runtime/helpers/slicedToArray"));
var _react = _interopRequireWildcard(require("react"));
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); }
var dest = /*#__PURE__*/_react.default.createContext(undefined);
var Provider = exports.ActiveHeaderIdProvider = dest.Provider;
var Consumer = dest.Consumer;
/**
* We need to expose this abstraction on top of the native Consumer in order to control when
* The consumer will get notified when a match has happened. If we use the Consumer directly in
* Expand components without this inner state, everytime a new prop comes in, and the `newActiveHeaderId`
* is the same as before, we will set the expand to true forever, until the active header id changes.
* Thus, the user won't be able to collapse the expand.
*
* By exposing `onNestedHeaderIdMatch` here we can control when will consumers be notified:
* only when a `newActiveHeaderId` comes in from the Provider and the list of header ids includes it.
*/
var ActiveHeaderIdConsumer = exports.ActiveHeaderIdConsumer = function ActiveHeaderIdConsumer(_ref) {
var nestedHeaderIds = _ref.nestedHeaderIds,
onNestedHeaderIdMatch = _ref.onNestedHeaderIdMatch;
var _useState = (0, _react.useState)(),
_useState2 = (0, _slicedToArray2.default)(_useState, 2),
activeHeaderId = _useState2[0],
setActiveHeaderId = _useState2[1];
return /*#__PURE__*/_react.default.createElement(Consumer, null, function (newActiveHeaderId) {
if (!newActiveHeaderId || !nestedHeaderIds.includes(newActiveHeaderId)) {
setActiveHeaderId(undefined);
} else if (newActiveHeaderId !== activeHeaderId && nestedHeaderIds.includes(newActiveHeaderId)) {
setActiveHeaderId(newActiveHeaderId);
onNestedHeaderIdMatch();
}
return null;
});
};