feat: Implement routing

src/components/app.tsx

@@ -4,7 +4,15 @@ import AppBar from "@material-ui/core/AppBar";
 import Toolbar from "@material-ui/core/Toolbar";
 import Typography from "@material-ui/core/Typography";
 
+import { BrowserRouter, Route, Redirect } from "react-router-dom";
+
+import AuthRoute from "../security/AuthRoute";
+
+import Dashboard from "../pages/dashboard";
 import LoginPage from "../pages/login";
+import LessonsPage from "../pages/lessons";
+
+import { ILesson } from "../models/lesson";
 
 interface IState {
     loggedIn: boolean;
@@ -19,17 +27,45 @@ export default class Application extends React.Component<{}, IState> {
         };
 
         this.login = this.login.bind(this);
+        this.isAuthenticated = this.isAuthenticated.bind(this);
+    }
+
+    lessons(): ILesson[] {
+        const lessons = [{
+            name: "Der Bauer auf dem Feld",
+            desc: "So fängt alles an: Du bist ein einfacher Bauer und musst dich die Karriereleiter mit deinen freshen Latein-Skills hinaufarbeiten",
+            level: 1,
+            done: true,
+        }, {
+            name: "???",
+            desc: "Warum schreibe ich überhaupt was?dsd dddddddddddddddddddddd",
+            level: 2,
+            done: false,
+        }];
+
+        return lessons;
     }
 
     login(username: string, password: string): Promise<boolean> {
         return new Promise((res, rej) => {
             // TODO
+            this.setState({
+                loggedIn: true
+            });
             res();
         });
     }
 
+    // Checks whether the user is logged in
+    isAuthenticated() {
+        // TODO: Security?
+        return this.state.loggedIn === true;
+    }
+
     render() {
-        return <div className="flex">
+        return <BrowserRouter
+            basename="/">
+            <div className="flex">
                 <AppBar position="static">
                     <Toolbar>
                         <Typography className="flex" variant="title" color="inherit">
@@ -38,7 +74,15 @@ export default class Application extends React.Component<{}, IState> {
                     </Toolbar>
                 </AppBar>
 
-            <LoginPage login={this.login} />
-        </div>;
+                <div className="content">
+                    <Route exact path="/" component={() => <Redirect to="/login" />} />
+                    <Route exact path="/login" component={() => {
+                        return <LoginPage loggedIn={this.state.loggedIn} login={this.login} />
+                    }} />
+                    <AuthRoute isAuth={this.isAuthenticated} path="/dashboard" component={() => <Dashboard lessons={this.lessons()} />} />
+                    <AuthRoute isAuth={this.isAuthenticated} path="/lessons" component={() => <LessonsPage lessons={this.lessons()} />} />
+                </div>
+            </div>
+        </BrowserRouter>;
     }
 };

src/models/lesson.ts

@@ -0,0 +1,7 @@
+export interface ILesson {
+    name: string;
+    desc: string;
+    level: number;
+
+    done: boolean;
+}

src/pages/dashboard.tsx

@@ -0,0 +1,52 @@
+import * as React from "react";
+
+import Grid from "@material-ui/core/Grid";
+import Typography from "@material-ui/core/Typography";
+import Button from "@material-ui/core/Button";
+import Card from '@material-ui/core/Card';
+import CardActions from '@material-ui/core/CardActions';
+import CardContent from '@material-ui/core/CardContent';
+
+import { ILesson } from "../models/lesson";
+
+interface IProps {
+    lessons: ILesson[];
+}
+
+export default class Dashboard extends React.Component<{}> {
+    constructor(props: any) {
+        super(props);
+    }
+
+    render() {
+        const small = window.matchMedia("(max-width: 700px)").matches;
+        const cName = small ? "lesson-card-xs" : "lesson-card-lg";
+
+        let key = 0;
+        const lessonToCard = (lesson: ILesson) => {
+            return <Grid item key={key++}>
+                <Card style={{
+                    width: small ? window.width - 32 : "300px"
+                }}>
+                    <CardContent className={cName}>
+                        <Typography variant="title">{`Level ${lesson.level}`}</Typography>
+                        <Typography variant="title" component="p">{lesson.name}</Typography>
+                        <br />
+                        <Typography component="p">
+                            {lesson.desc}
+                        </Typography>
+                    </CardContent>
+                    <CardActions>
+                        <Button className="lesson-card-btn">
+                            Zum Level
+                        </Button>
+                    </CardActions>
+                </Card>
+            </Grid>;
+        };
+
+        return <Grid container spacing={16} direction="row">
+            {this.props.lessons.map(lessonToCard)}
+        </Grid>
+    }
+};

src/pages/lessons.tsx

@@ -0,0 +1,52 @@
+import * as React from "react";
+
+import Grid from "@material-ui/core/Grid";
+import Typography from "@material-ui/core/Typography";
+import Button from "@material-ui/core/Button";
+import Card from '@material-ui/core/Card';
+import CardActions from '@material-ui/core/CardActions';
+import CardContent from '@material-ui/core/CardContent';
+
+import { ILesson } from "../models/lesson";
+
+interface IProps {
+    lessons: ILesson[];
+}
+
+export default class Dashboard extends React.Component<{}> {
+    constructor(props: any) {
+        super(props);
+    }
+
+    render() {
+        const small = window.matchMedia("(max-width: 700px)").matches;
+        const cName = small ? "lesson-card-xs" : "lesson-card-lg";
+
+        let key = 0;
+        const lessonToCard = (lesson: ILesson) => {
+            return <Grid item key={key++}>
+                <Card style={{
+                    width: small ? window.width - 32 : "300px"
+                }}>
+                    <CardContent className={cName}>
+                        <Typography variant="title">{`Level ${lesson.level}`}</Typography>
+                        <Typography variant="title" component="p">{lesson.name}</Typography>
+                        <br />
+                        <Typography component="p">
+                            {lesson.desc}
+                        </Typography>
+                    </CardContent>
+                    <CardActions>
+                        <Button className="lesson-card-btn">
+                            Zum Level
+                        </Button>
+                    </CardActions>
+                </Card>
+            </Grid>;
+        };
+
+        return <Grid container spacing={16} direction="row">
+            {this.props.lessons.map(lessonToCard)}
+        </Grid>
+    }
+};

src/pages/login.tsx

@@ -8,8 +8,11 @@ import Button from "@material-ui/core/Button";
 import LinearProgress from "@material-ui/core/LinearProgress";
 import Snackbar from "@material-ui/core/Snackbar";
 
+import { Redirect } from "react-router-dom";
+
 interface IProps {
     login: (username: string, password: string) => Promise<boolean>;
+    loggedIn: boolean;
 }
 
 interface IState {
@@ -63,7 +66,7 @@ export default class LoginPage extends React.Component<{}, IState> {
 
         const { username, password } = this.state;
         this.props.login(username, password).then((res) => {
-            load(false);
+            // Don't even do anything here!
         }, (err) => {
             load(false);
             showSnackbar("Failed to log in");
@@ -121,6 +124,11 @@ export default class LoginPage extends React.Component<{}, IState> {
                 onClose={snackbarClose}
                 message={this.state.snack}
                 autoHideDuration={6000} />
+            {
+                this.props.loggedIn ? (
+                    <Redirect to="/dashboard" />
+                ) : undefined
+            }
         </div>;
     }
 };

src/security/AuthRoute.tsx

@@ -0,0 +1,18 @@
+import * as React from "react";
+
+import { Route, Redirect } from "react-router-dom";
+
+interface IAuthRouteProps {
+    path: string;
+    component: any;
+    isAuth: () => boolean;
+}
+
+export default class AuthRoute extends React.Component<IAuthRouteProps, {}> {
+    render() {
+        const auth = this.props.isAuth();
+        return <Route path={this.props.path} component={
+            () => auth ? <this.props.component /> : <Redirect to="/login" />
+        } />;
+    }
+};