@blueprintjs/core/lib/esm/context/hotkeys/hotkeysProvider.js

/*
 * Copyright 2021 Palantir Technologies, Inc. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var _a;
import { __assign, __spreadArrays } from "tslib";
import * as React from "react";
import { HotkeysDialog2 } from "../../components/hotkeys/hotkeysDialog2";
var initialHotkeysState = { hotkeys: [], isDialogOpen: false };
var noOpDispatch = function () { return null; };
// we can remove this guard once Blueprint depends on React 16
export var HotkeysContext = (_a = React.createContext) === null || _a === void 0 ? void 0 : _a.call(React, [
    initialHotkeysState,
    noOpDispatch,
]);
var hotkeysReducer = function (state, action) {
    switch (action.type) {
        case "ADD_HOTKEYS":
            return __assign(__assign({}, state), { hotkeys: __spreadArrays(state.hotkeys, action.payload) });
        case "REMOVE_HOTKEYS":
            return __assign(__assign({}, state), { hotkeys: state.hotkeys.filter(function (key) { return action.payload.indexOf(key) === -1; }) });
        case "OPEN_DIALOG":
            return __assign(__assign({}, state), { isDialogOpen: true });
        case "CLOSE_DIALOG":
            return __assign(__assign({}, state), { isDialogOpen: false });
        default:
            return state;
    }
};
/**
 * Hotkeys context provider, necessary for the `useHotkeys` hook.
 */
export var HotkeysProvider = function (_a) {
    var _b;
    var children = _a.children, dialogProps = _a.dialogProps, renderDialog = _a.renderDialog;
    var _c = React.useReducer(hotkeysReducer, initialHotkeysState), state = _c[0], dispatch = _c[1];
    var handleDialogClose = React.useCallback(function () { return dispatch({ type: "CLOSE_DIALOG" }); }, []);
    var dialog = (_b = renderDialog === null || renderDialog === void 0 ? void 0 : renderDialog(state, { handleDialogClose: handleDialogClose })) !== null && _b !== void 0 ? _b : (React.createElement(HotkeysDialog2, __assign({}, dialogProps, { isOpen: state.isDialogOpen, hotkeys: state.hotkeys, onClose: handleDialogClose })));
    return (React.createElement(HotkeysContext.Provider, { value: [state, dispatch] },
        children,
        dialog));
};
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