@dnb/eufemia
Version:
DNB Eufemia Design System UI Library
79 lines • 3.92 kB
JavaScript
import _defineProperty from "@babel/runtime/helpers/esm/defineProperty";
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; }
import React from 'react';
import { isTrue } from '../../shared/component-helper';
import HeadingContext from './HeadingContext';
import { globalSyncCounter, globalHeadingCounter, correctInternalHeadingLevel, windupHeadings, teardownHeadings, debugCounter } from './HeadingHelpers';
import { initCounter } from './HeadingCounter';
export default function HeadingProvider(props) {
const context = React.useContext(HeadingContext);
const [state, setState] = React.useState(() => {
const state = {
context,
_listenForPropChanges: true
};
const existingContext = context.heading;
state.counter = initCounter(props);
state.newProps = props;
if (existingContext) {
state.newProps = _objectSpread(_objectSpread({}, existingContext), props);
}
if (existingContext) {
state.counter.setContextCounter(existingContext.counter);
} else {
state.counter.setContextCounter(globalHeadingCounter.current);
}
state.counter = correctInternalHeadingLevel({
counter: state.counter,
ref: props,
level: parseFloat(String(props.level)),
inherit: isTrue(props.inherit),
reset: props.reset,
increase: isTrue(props.increase) || isTrue(props.up),
decrease: isTrue(props.decrease) || isTrue(props.down),
bypassChecks: isTrue(state.newProps.skip_correction),
source: props.text || props.children,
debug: state.newProps.debug
});
globalSyncCounter.current = state.counter;
state.level = state.counter.level;
state.prevLevel = parseFloat(String(state.newProps.level)) || state.counter.level;
return state;
});
React.useEffect(() => {
const level = parseFloat(String(props.level));
if (state.prevLevel !== props.level && level > 0 && level !== state.level) {
var _state$context$headin, _state$context$headin2;
const {
level: newLevel
} = correctInternalHeadingLevel({
counter: state.counter,
level,
bypassChecks: isTrue(props.skip_correction) || isTrue((_state$context$headin = state.context.heading) === null || _state$context$headin === void 0 ? void 0 : _state$context$headin.skip_correction),
source: props.text || props.children,
debug: props.debug || ((_state$context$headin2 = state.context.heading) === null || _state$context$headin2 === void 0 ? void 0 : _state$context$headin2.debug)
});
state.level = state.prevLevel = newLevel;
setState(_objectSpread({}, state));
}
}, [props.level]);
React.useEffect(() => {
windupHeadings();
return () => {
teardownHeadings();
};
}, []);
return React.createElement(HeadingContext.Provider, {
value: {
heading: _objectSpread(_objectSpread({}, state.newProps), state)
}
}, state.newProps.debug_counter && React.createElement("span", {
className: "dnb-heading__context"
}, React.createElement("span", {
className: "dnb-heading__debug"
}, "Context:", ' ', React.createElement("span", {
className: "dnb-code"
}, debugCounter(state.counter))), props.children) || props.children);
}
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