Convert MjolnirBody to TS

Signed-off-by: Šimon Brandner <simon.bra.ag@gmail.com>

src/components/views/messages/MjolnirBody.tsx

@@ -0,0 +1,50 @@
+/*
+Copyright 2019 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 { _t } from '../../../languageHandler';
+import { replaceableComponent } from "../../../utils/replaceableComponent";
+import { MatrixEvent } from "matrix-js-sdk/src/models/event";
+
+interface IProps {
+    mxEvent: MatrixEvent;
+    onMessageAllowed: () => void;
+}
+
+@replaceableComponent("views.messages.MjolnirBody")
+export default class MjolnirBody extends React.Component<IProps> {
+    constructor(props: IProps) {
+        super(props);
+    }
+
+    private onAllowClick = (e: React.MouseEvent): void => {
+        e.preventDefault();
+        e.stopPropagation();
+
+        const key = `mx_mjolnir_render_${this.props.mxEvent.getRoomId()}__${this.props.mxEvent.getId()}`;
+        localStorage.setItem(key, "true");
+        this.props.onMessageAllowed();
+    };
+
+    public render(): JSX.Element {
+        return (
+            <div className='mx_MjolnirBody'><i>{ _t(
+                "You have ignored this user, so their message is hidden. <a>Show anyways.</a>",
+                {}, { a: (sub) => <a href="#" onClick={this.onAllowClick}>{ sub }</a> },
+            ) }</i></div>
+        );
+    }
+}