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dash-core-components

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Core component suite for Dash

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"use strict"; Object.defineProperty(exports, "__esModule", { value: true }); exports.default = void 0; var _react = _interopRequireWildcard(require("react")); var _ramda = require("ramda"); var _propTypes = _interopRequireDefault(require("prop-types")); var _GraphSpinner = _interopRequireDefault(require("../fragments/Loading/spinners/GraphSpinner.jsx")); var _DefaultSpinner = _interopRequireDefault(require("../fragments/Loading/spinners/DefaultSpinner.jsx")); var _CubeSpinner = _interopRequireDefault(require("../fragments/Loading/spinners/CubeSpinner.jsx")); var _CircleSpinner = _interopRequireDefault(require("../fragments/Loading/spinners/CircleSpinner.jsx")); var _DotSpinner = _interopRequireDefault(require("../fragments/Loading/spinners/DotSpinner.jsx")); 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 ownKeys(e, r) { var t = Object.keys(e); if (Object.getOwnPropertySymbols) { var o = Object.getOwnPropertySymbols(e); r && (o = o.filter(function (r) { return Object.getOwnPropertyDescriptor(e, r).enumerable; })), t.push.apply(t, o); } return t; } function _objectSpread(e) { for (var r = 1; r < arguments.length; r++) { var t = null != arguments[r] ? arguments[r] : {}; r % 2 ? ownKeys(Object(t), !0).forEach(function (r) { _defineProperty(e, r, t[r]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys(Object(t)).forEach(function (r) { Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r)); }); } return e; } function _defineProperty(e, r, t) { return (r = _toPropertyKey(r)) in e ? Object.defineProperty(e, r, { value: t, enumerable: !0, configurable: !0, writable: !0 }) : e[r] = t, e; } function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == typeof i ? i : i + ""; } function _toPrimitive(t, r) { if ("object" != typeof t || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != typeof i) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); } 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; } var spinnerComponentOptions = { graph: _GraphSpinner.default, cube: _CubeSpinner.default, circle: _CircleSpinner.default, dot: _DotSpinner.default }; var getSpinner = spinnerType => spinnerComponentOptions[spinnerType] || _DefaultSpinner.default; var coveringSpinner = { visibility: 'visible', position: 'absolute', top: '0', height: '100%', width: '100%', display: 'flex', justifyContent: 'center', alignItems: 'center' }; var loadingSelector = (componentPath, targetComponents) => state => { var stringPath = JSON.stringify(componentPath); // Remove the last ] for easy match and add `,` to make sure only children // trigger the loading. See issue: https://github.com/plotly/dash/issues/3276 stringPath = stringPath.substring(0, stringPath.length - 1) + ','; var loadingChildren = (0, _ramda.toPairs)(state.loading).reduce((acc, _ref) => { var _ref2 = _slicedToArray(_ref, 2), path = _ref2[0], load = _ref2[1]; if (path.startsWith(stringPath) && load.length) { if (targetComponents && !(0, _ramda.any)(l => { var target = targetComponents[l.id]; if (!target) { return false; } if (target === '*') { return true; } if (Array.isArray(target)) { return (0, _ramda.includes)(l.property, target); } return l.property === target; }, load)) { return acc; } return (0, _ramda.concat)(acc, load); } return acc; }, []); if (loadingChildren.length) { return loadingChildren; } return null; }; function Loading(_ref3) { var children = _ref3.children, _ref3$display = _ref3.display, display = _ref3$display === void 0 ? 'auto' : _ref3$display, _ref3$color = _ref3.color, color = _ref3$color === void 0 ? '#119DFF' : _ref3$color, id = _ref3.id, className = _ref3.className, style = _ref3.style, parent_className = _ref3.parent_className, parent_style = _ref3.parent_style, overlay_style = _ref3.overlay_style, fullscreen = _ref3.fullscreen, debug = _ref3.debug, _ref3$show_initially = _ref3.show_initially, show_initially = _ref3$show_initially === void 0 ? true : _ref3$show_initially, spinnerType = _ref3.type, _ref3$delay_hide = _ref3.delay_hide, delay_hide = _ref3$delay_hide === void 0 ? 0 : _ref3$delay_hide, _ref3$delay_show = _ref3.delay_show, delay_show = _ref3$delay_show === void 0 ? 0 : _ref3$delay_show, target_components = _ref3.target_components, custom_spinner = _ref3.custom_spinner; var ctx = window.dash_component_api.useDashContext(); var loading = ctx.useSelector(loadingSelector(ctx.componentPath, target_components), _ramda.equals); var _useState = (0, _react.useState)(show_initially), _useState2 = _slicedToArray(_useState, 2), showSpinner = _useState2[0], setShowSpinner = _useState2[1]; var dismissTimer = (0, _react.useRef)(); var showTimer = (0, _react.useRef)(); var containerStyle = (0, _react.useMemo)(() => { if (showSpinner) { return _objectSpread(_objectSpread({ visibility: 'hidden' }, overlay_style), parent_style); } return parent_style; }, [showSpinner, parent_style]); (0, _react.useEffect)(() => { if (display === 'show' || display === 'hide') { setShowSpinner(display === 'show'); return; } if (loading) { // if component is currently loading and there's a dismiss timer active // we need to clear it. if (dismissTimer.current) { dismissTimer.current = clearTimeout(dismissTimer.current); } // if component is currently loading but the spinner is not showing and // there is no timer set to show, then set a timeout to show if (!showSpinner && !showTimer.current) { showTimer.current = setTimeout(() => { setShowSpinner(true); showTimer.current = null; }, delay_show); } } else { // if component is not currently loading and there's a show timer // active we need to clear it if (showTimer.current) { showTimer.current = clearTimeout(showTimer.current); } // if component is not currently loading and the spinner is showing and // there's no timer set to dismiss it, then set a timeout to hide it if (showSpinner && !dismissTimer.current) { dismissTimer.current = setTimeout(() => { setShowSpinner(false); dismissTimer.current = null; }, delay_hide); } } }, [delay_hide, delay_show, loading, display, showSpinner]); var Spinner = showSpinner && getSpinner(spinnerType); return /*#__PURE__*/_react.default.createElement("div", { style: _objectSpread({ position: 'relative' }, parent_style), className: parent_className }, /*#__PURE__*/_react.default.createElement("div", { className: parent_className, style: containerStyle }, children), /*#__PURE__*/_react.default.createElement("div", { id: id, style: showSpinner ? coveringSpinner : {} }, showSpinner && (custom_spinner || /*#__PURE__*/_react.default.createElement(Spinner, { className: className, style: style, status: loading, color: color, debug: debug, fullscreen: fullscreen })))); } Loading.propTypes = { /** * The ID of this component, used to identify dash components * in callbacks. The ID needs to be unique across all of the * components in an app. */ id: _propTypes.default.string, /** * Array that holds components to render */ children: _propTypes.default.oneOfType([_propTypes.default.arrayOf(_propTypes.default.node), _propTypes.default.node]), /** * Property that determines which built-in spinner to show * one of 'graph', 'cube', 'circle', 'dot', or 'default'. */ type: _propTypes.default.oneOf(['graph', 'cube', 'circle', 'dot', 'default']), /** * Boolean that makes the built-in spinner display full-screen */ fullscreen: _propTypes.default.bool, /** * If true, the built-in spinner will display the component_name and prop_name * while loading */ debug: _propTypes.default.bool, /** * Additional CSS class for the built-in spinner root DOM node */ className: _propTypes.default.string, /** * Additional CSS class for the outermost dcc.Loading parent div DOM node */ parent_className: _propTypes.default.string, /** * Additional CSS styling for the built-in spinner root DOM node */ style: _propTypes.default.object, /** * Additional CSS styling for the outermost dcc.Loading parent div DOM node */ parent_style: _propTypes.default.object, /** * Additional CSS styling for the spinner overlay. This is applied to the * dcc.Loading children while the spinner is active. The default is `{'visibility': 'hidden'}` */ overlay_style: _propTypes.default.object, /** * Primary color used for the built-in loading spinners */ color: _propTypes.default.string, /** * Setting display to "show" or "hide" will override the loading state coming from dash-renderer */ display: _propTypes.default.oneOf(['auto', 'show', 'hide']), /** * Add a time delay (in ms) to the spinner being removed to prevent flickering. */ delay_hide: _propTypes.default.number, /** * Add a time delay (in ms) to the spinner being shown after the loading_state * is set to True. */ delay_show: _propTypes.default.number, /** * Whether the Spinner should show on app start-up before the loading state * has been determined. Default True. Use when also setting `delay_show`. */ show_initially: _propTypes.default.bool, /** * Specify component and prop to trigger showing the loading spinner * example: `{"output-container": "children", "grid": ["rowData", "columnDefs]}` * */ target_components: _propTypes.default.objectOf(_propTypes.default.oneOfType([_propTypes.default.string, _propTypes.default.arrayOf(_propTypes.default.string)])), /** * Component to use rather than the built-in spinner specified in the `type` prop. * */ custom_spinner: _propTypes.default.node }; var _default = exports.default = Loading;