Created
November 20, 2019 08:52
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Exemple of codesplitting optimization based on router component
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| import React, { Suspense, lazy } from "react" | |
| import { connect } from "react-redux" | |
| import { Switch, withRouter } from "react-router-dom" | |
| // IMPORT ROUTES | |
| import { Routes } from "../Routes" | |
| // IMPORT COMPONENTS | |
| import Loading from "../common/Loader" | |
| // LOADED COMPONENTS | |
| const PrivateRoleRoute = lazy(() => import("../common/PrivateRoleRoute")) | |
| const PrivateRoute = lazy(() => import("../common/PrivateRoute")) | |
| const Head = lazy(() => import("../common/Head")) | |
| const DashboardBreadscrums = lazy(() => import("./DashboardBreadscrums")) | |
| const DashboardSidebar = lazy(() => import("./DashboardSidebar")) | |
| class Dashboard extends React.Component { | |
| render() { | |
| const { user, loading } = this.props.auth | |
| return ( | |
| <main | |
| className="dashboard" | |
| style={{ | |
| width: | |
| this.props.auth.isAuthenticated === true && | |
| this.props.auth.user.isActivated === true | |
| ? "calc(100% - 3rem)" | |
| : "100%" | |
| }} | |
| > | |
| <Suspense fallback={<Loading />}> | |
| <Head component="dashboard" /> | |
| <DashboardSidebar user={user} loading={loading} /> | |
| <DashboardBreadscrums /> | |
| <Switch> | |
| {Routes.dashboard.global.map((page, index) => ( | |
| <PrivateRoute | |
| exact={page.exact} | |
| key={index} | |
| path={page.path} | |
| component={page.component} | |
| /> | |
| ))} | |
| {Routes.dashboard.architect.map((page, index) => ( | |
| <PrivateRoleRoute | |
| exact | |
| key={index} | |
| path={page.path} | |
| roles={page.roles} | |
| component={page.component} | |
| /> | |
| ))} | |
| {Routes.dashboard.user.map((page, index) => ( | |
| <PrivateRoleRoute | |
| exact | |
| key={index} | |
| path={page.path} | |
| roles={page.roles} | |
| component={page.component} | |
| /> | |
| ))} | |
| {Routes.dashboard.admin.map((page, index) => ( | |
| <PrivateRoleRoute | |
| exact | |
| key={index} | |
| path={page.path} | |
| roles={page.roles} | |
| component={page.component} | |
| /> | |
| ))} | |
| </Switch> | |
| </Suspense> | |
| </main> | |
| ) | |
| } | |
| } | |
| const mapStateToProps = state => ({ | |
| auth: state.auth | |
| }) | |
| export default withRouter(connect(mapStateToProps)(Dashboard)) |
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| import React from "react" | |
| import { connect } from "react-redux" | |
| import { getTranslate } from "react-localize-redux" | |
| import { Helmet } from "react-helmet-async" | |
| const Head = ({ translate, component }) => { | |
| return ( | |
| <Helmet> | |
| <title>{translate(`meta.${component}.title`)}</title> | |
| <meta | |
| http-equiv="content-language" | |
| content={translate(`meta.${component}.language`)} | |
| /> | |
| <meta name="keywords" content={translate(`meta.${component}.keywords`)} /> | |
| <meta | |
| name="description" | |
| content={translate(`meta.${component}.meta-desc`)} | |
| /> | |
| </Helmet> | |
| ) | |
| } | |
| const mapStateToProps = state => ({ | |
| translate: getTranslate(state.localize) | |
| }) | |
| export default connect(mapStateToProps)(Head) |
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| import React from "react" | |
| import { Route, Redirect } from "react-router-dom" | |
| import PropTypes from "prop-types" | |
| import { connect } from "react-redux" | |
| const PrivateRoleRoute = ({ component: Component, auth, roles, ...rest }) => ( | |
| <Route | |
| {...rest} | |
| render={props => | |
| auth.isAuthenticated === true && auth.user.authorities.includes(roles) ? ( | |
| <Component {...props} /> | |
| ) : ( | |
| <Redirect to="/login" /> | |
| ) | |
| } | |
| /> | |
| ) | |
| PrivateRoleRoute.propTypes = { | |
| auth: PropTypes.object.isRequired | |
| } | |
| const mapStateToProps = state => ({ | |
| auth: state.auth | |
| }) | |
| export default connect(mapStateToProps)(PrivateRoleRoute) |
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