Add preview components

src/components/InviteTile.tsx

@@ -0,0 +1,64 @@
+/*
+Copyright 2020 The Matrix.org Foundation C.I.C.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+import React from "react";
+
+import Tile from "./Tile";
+import LinkButton from "./LinkButton";
+import TextButton from "./TextButton";
+
+import "./InviteTile.scss";
+
+export interface InviteLink {
+    type: "link";
+    link: string;
+}
+
+export interface InviteInstruction {
+    type: "instruction";
+    text: string;
+}
+
+type InviteAction = InviteLink | InviteInstruction;
+
+interface IProps {
+    children?: React.ReactNode;
+    inviteAction: InviteAction;
+}
+
+const InviteTile: React.FC<IProps> = ({ children, inviteAction }: IProps) => {
+    let invite: React.ReactNode;
+    switch (inviteAction.type) {
+        case "link":
+            invite = (
+                <LinkButton href={inviteAction.link}>Accept invite</LinkButton>
+            );
+            break;
+        case "instruction":
+            invite = <p>{inviteAction.text}</p>;
+            break;
+    }
+
+    return (
+        <Tile className="inviteTile">
+            {children}
+            {invite}
+            <TextButton>Advanced options</TextButton>
+        </Tile>
+    );
+};
+
+export default InviteTile;