@storybook/api/dist/esm/modules/shortcuts.js

function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

import "regenerator-runtime/runtime.js";

function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }

function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }

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; }

import "core-js/modules/es.regexp.exec.js";
import "core-js/modules/es.string.match.js";
import "core-js/modules/es.object.keys.js";
import "core-js/modules/es.object.freeze.js";
import "core-js/modules/es.object.assign.js";
import "core-js/modules/es.object.to-string.js";
import "core-js/modules/web.dom-collections.for-each.js";
import "core-js/modules/es.object.entries.js";
import "core-js/modules/es.array.concat.js";
import "core-js/modules/es.array.find.js";
import "core-js/modules/es.symbol.js";
import "core-js/modules/es.symbol.description.js";
import "core-js/modules/es.symbol.iterator.js";
import "core-js/modules/es.array.iterator.js";
import "core-js/modules/es.string.iterator.js";
import "core-js/modules/web.dom-collections.iterator.js";
import "core-js/modules/es.array.slice.js";
import "core-js/modules/es.function.name.js";
import "core-js/modules/es.array.from.js";
import "core-js/modules/es.promise.js";
import global from 'global';
import { PREVIEW_KEYDOWN } from '@storybook/core-events';
import { shortcutMatchesShortcut, eventToShortcut } from '../lib/shortcut';
import { focusableUIElements } from './layout';
var navigator = global.navigator,
    document = global.document;
export var isMacLike = function isMacLike() {
  return navigator && navigator.platform ? !!navigator.platform.match(/(Mac|iPhone|iPod|iPad)/i) : false;
};
export var controlOrMetaKey = function controlOrMetaKey() {
  return isMacLike() ? 'meta' : 'control';
};
export function keys(o) {
  return Object.keys(o);
}
export var defaultShortcuts = Object.freeze({
  fullScreen: ['F'],
  togglePanel: ['A'],
  panelPosition: ['D'],
  toggleNav: ['S'],
  toolbar: ['T'],
  search: ['/'],
  focusNav: ['1'],
  focusIframe: ['2'],
  focusPanel: ['3'],
  prevComponent: ['alt', 'ArrowUp'],
  nextComponent: ['alt', 'ArrowDown'],
  prevStory: ['alt', 'ArrowLeft'],
  nextStory: ['alt', 'ArrowRight'],
  shortcutsPage: [controlOrMetaKey(), 'shift', ','],
  aboutPage: [','],
  escape: ['escape'],
  // This one is not customizable
  collapseAll: [controlOrMetaKey(), 'shift', 'ArrowUp'],
  expandAll: [controlOrMetaKey(), 'shift', 'ArrowDown']
});
var addonsShortcuts = {};

function focusInInput(event) {
  return /input|textarea/i.test(event.target.tagName) || event.target.getAttribute('contenteditable') !== null;
}

export var init = function init(_ref) {
  var store = _ref.store,
      fullAPI = _ref.fullAPI;
  var api = {
    // Getting and setting shortcuts
    getShortcutKeys: function getShortcutKeys() {
      return store.getState().shortcuts;
    },
    getDefaultShortcuts: function getDefaultShortcuts() {
      return Object.assign({}, defaultShortcuts, api.getAddonsShortcutDefaults());
    },
    getAddonsShortcuts: function getAddonsShortcuts() {
      return addonsShortcuts;
    },
    getAddonsShortcutLabels: function getAddonsShortcutLabels() {
      var labels = {};
      Object.entries(api.getAddonsShortcuts()).forEach(function (_ref2) {
        var _ref3 = _slicedToArray(_ref2, 2),
            actionName = _ref3[0],
            label = _ref3[1].label;

        labels[actionName] = label;
      });
      return labels;
    },
    getAddonsShortcutDefaults: function getAddonsShortcutDefaults() {
      var defaults = {};
      Object.entries(api.getAddonsShortcuts()).forEach(function (_ref4) {
        var _ref5 = _slicedToArray(_ref4, 2),
            actionName = _ref5[0],
            defaultShortcut = _ref5[1].defaultShortcut;

        defaults[actionName] = defaultShortcut;
      });
      return defaults;
    },
    setShortcuts: function setShortcuts(shortcuts) {
      return _asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee() {
        return regeneratorRuntime.wrap(function _callee$(_context) {
          while (1) {
            switch (_context.prev = _context.next) {
              case 0:
                _context.next = 2;
                return store.setState({
                  shortcuts: shortcuts
                }, {
                  persistence: 'permanent'
                });

              case 2:
                return _context.abrupt("return", shortcuts);

              case 3:
              case "end":
                return _context.stop();
            }
          }
        }, _callee);
      }))();
    },
    restoreAllDefaultShortcuts: function restoreAllDefaultShortcuts() {
      return _asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee2() {
        return regeneratorRuntime.wrap(function _callee2$(_context2) {
          while (1) {
            switch (_context2.prev = _context2.next) {
              case 0:
                return _context2.abrupt("return", api.setShortcuts(api.getDefaultShortcuts()));

              case 1:
              case "end":
                return _context2.stop();
            }
          }
        }, _callee2);
      }))();
    },
    setShortcut: function setShortcut(action, value) {
      return _asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee3() {
        var shortcuts;
        return regeneratorRuntime.wrap(function _callee3$(_context3) {
          while (1) {
            switch (_context3.prev = _context3.next) {
              case 0:
                shortcuts = api.getShortcutKeys();
                _context3.next = 3;
                return api.setShortcuts(Object.assign({}, shortcuts, _defineProperty({}, action, value)));

              case 3:
                return _context3.abrupt("return", value);

              case 4:
              case "end":
                return _context3.stop();
            }
          }
        }, _callee3);
      }))();
    },
    setAddonShortcut: function setAddonShortcut(addon, shortcut) {
      return _asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee4() {
        var shortcuts;
        return regeneratorRuntime.wrap(function _callee4$(_context4) {
          while (1) {
            switch (_context4.prev = _context4.next) {
              case 0:
                shortcuts = api.getShortcutKeys();
                _context4.next = 3;
                return api.setShortcuts(Object.assign({}, shortcuts, _defineProperty({}, "".concat(addon, "-").concat(shortcut.actionName), shortcut.defaultShortcut)));

              case 3:
                addonsShortcuts["".concat(addon, "-").concat(shortcut.actionName)] = shortcut;
                return _context4.abrupt("return", shortcut);

              case 5:
              case "end":
                return _context4.stop();
            }
          }
        }, _callee4);
      }))();
    },
    restoreDefaultShortcut: function restoreDefaultShortcut(action) {
      return _asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee5() {
        var defaultShortcut;
        return regeneratorRuntime.wrap(function _callee5$(_context5) {
          while (1) {
            switch (_context5.prev = _context5.next) {
              case 0:
                defaultShortcut = api.getDefaultShortcuts()[action];
                return _context5.abrupt("return", api.setShortcut(action, defaultShortcut));

              case 2:
              case "end":
                return _context5.stop();
            }
          }
        }, _callee5);
      }))();
    },
    // Listening to shortcut events
    handleKeydownEvent: function handleKeydownEvent(event) {
      var shortcut = eventToShortcut(event);
      var shortcuts = api.getShortcutKeys();
      var actions = keys(shortcuts);
      var matchedFeature = actions.find(function (feature) {
        return shortcutMatchesShortcut(shortcut, shortcuts[feature]);
      });

      if (matchedFeature) {
        // Event.prototype.preventDefault is missing when received from the MessageChannel.
        if (event !== null && event !== void 0 && event.preventDefault) event.preventDefault();
        api.handleShortcutFeature(matchedFeature);
      }
    },
    // warning: event might not have a full prototype chain because it may originate from the channel
    handleShortcutFeature: function handleShortcutFeature(feature) {
      var _store$getState = store.getState(),
          _store$getState$layou = _store$getState.layout,
          isFullscreen = _store$getState$layou.isFullscreen,
          showNav = _store$getState$layou.showNav,
          showPanel = _store$getState$layou.showPanel,
          enableShortcuts = _store$getState.ui.enableShortcuts;

      if (!enableShortcuts) {
        return;
      }

      switch (feature) {
        case 'escape':
          {
            if (isFullscreen) {
              fullAPI.toggleFullscreen();
            } else if (!showNav) {
              fullAPI.toggleNav();
            }

            break;
          }

        case 'focusNav':
          {
            if (isFullscreen) {
              fullAPI.toggleFullscreen();
            }

            if (!showNav) {
              fullAPI.toggleNav();
            }

            fullAPI.focusOnUIElement(focusableUIElements.storyListMenu);
            break;
          }

        case 'search':
          {
            if (isFullscreen) {
              fullAPI.toggleFullscreen();
            }

            if (!showNav) {
              fullAPI.toggleNav();
            }

            setTimeout(function () {
              fullAPI.focusOnUIElement(focusableUIElements.storySearchField, true);
            }, 0);
            break;
          }

        case 'focusIframe':
          {
            var element = document.getElementById('storybook-preview-iframe');

            if (element) {
              try {
                // should be like a channel message and all that, but yolo for now
                element.contentWindow.focus();
              } catch (e) {//
              }
            }

            break;
          }

        case 'focusPanel':
          {
            if (isFullscreen) {
              fullAPI.toggleFullscreen();
            }

            if (!showPanel) {
              fullAPI.togglePanel();
            }

            fullAPI.focusOnUIElement(focusableUIElements.storyPanelRoot);
            break;
          }

        case 'nextStory':
          {
            fullAPI.jumpToStory(1);
            break;
          }

        case 'prevStory':
          {
            fullAPI.jumpToStory(-1);
            break;
          }

        case 'nextComponent':
          {
            fullAPI.jumpToComponent(1);
            break;
          }

        case 'prevComponent':
          {
            fullAPI.jumpToComponent(-1);
            break;
          }

        case 'fullScreen':
          {
            fullAPI.toggleFullscreen();
            break;
          }

        case 'togglePanel':
          {
            if (isFullscreen) {
              fullAPI.toggleFullscreen();
              fullAPI.resetLayout();
            }

            fullAPI.togglePanel();
            break;
          }

        case 'toggleNav':
          {
            if (isFullscreen) {
              fullAPI.toggleFullscreen();
              fullAPI.resetLayout();
            }

            fullAPI.toggleNav();
            break;
          }

        case 'toolbar':
          {
            fullAPI.toggleToolbar();
            break;
          }

        case 'panelPosition':
          {
            if (isFullscreen) {
              fullAPI.toggleFullscreen();
            }

            if (!showPanel) {
              fullAPI.togglePanel();
            }

            fullAPI.togglePanelPosition();
            break;
          }

        case 'aboutPage':
          {
            fullAPI.navigate('/settings/about');
            break;
          }

        case 'shortcutsPage':
          {
            fullAPI.navigate('/settings/shortcuts');
            break;
          }

        case 'collapseAll':
          {
            fullAPI.collapseAll();
            break;
          }

        case 'expandAll':
          {
            fullAPI.expandAll();
            break;
          }

        default:
          addonsShortcuts[feature].action();
          break;
      }
    }
  };

  var _store$getState2 = store.getState(),
      _store$getState2$shor = _store$getState2.shortcuts,
      persistedShortcuts = _store$getState2$shor === void 0 ? defaultShortcuts : _store$getState2$shor;

  var state = {
    // Any saved shortcuts that are still in our set of defaults
    shortcuts: keys(defaultShortcuts).reduce(function (acc, key) {
      return Object.assign({}, acc, _defineProperty({}, key, persistedShortcuts[key] || defaultShortcuts[key]));
    }, defaultShortcuts)
  };

  var initModule = function initModule() {
    // Listen for keydown events in the manager
    document.addEventListener('keydown', function (event) {
      if (!focusInInput(event)) {
        fullAPI.handleKeydownEvent(event);
      }
    }); // Also listen to keydown events sent over the channel

    fullAPI.on(PREVIEW_KEYDOWN, function (data) {
      fullAPI.handleKeydownEvent(data.event);
    });
  };

  return {
    api: api,
    state: state,
    init: initModule
  };
};