Convert to Typescript and move from ClientPeg to Context

src/components/views/messages/ReactionsRowButtonTooltip.tsx

@@ -0,0 +1,84 @@
+/*
+Copyright 2019, 2021 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 { MatrixEvent } from "matrix-js-sdk/src/models/event";
+
+import { unicodeToShortcode } from '../../../HtmlUtils';
+import { _t } from '../../../languageHandler';
+import { formatCommaSeparatedList } from '../../../utils/FormattingUtils';
+import { replaceableComponent } from "../../../utils/replaceableComponent";
+import Tooltip from "../elements/Tooltip";
+import MatrixClientContext from "../../../contexts/MatrixClientContext";
+
+interface IProps {
+    // The event we're displaying reactions for
+    mxEvent: MatrixEvent;
+    // The reaction content / key / emoji
+    content: string;
+    // A Set of Martix reaction events for this key
+    reactionEvents: Set<MatrixEvent>;
+    visible: boolean;
+}
+
+@replaceableComponent("views.messages.ReactionsRowButtonTooltip")
+export default class ReactionsRowButtonTooltip extends React.PureComponent<IProps> {
+    static contextType = MatrixClientContext;
+
+    render() {
+        const { content, reactionEvents, mxEvent, visible } = this.props;
+
+        const room = this.context.getRoom(mxEvent.getRoomId());
+        let tooltipLabel;
+        if (room) {
+            const senders = [];
+            for (const reactionEvent of reactionEvents) {
+                const member = room.getMember(reactionEvent.getSender());
+                const name = member ? member.name : reactionEvent.getSender();
+                senders.push(name);
+            }
+            const shortName = unicodeToShortcode(content);
+            tooltipLabel = <div>{_t(
+                "<reactors/><reactedWith>reacted with %(shortName)s</reactedWith>",
+                {
+                    shortName,
+                },
+                {
+                    reactors: () => {
+                        return <div className="mx_Tooltip_title">
+                            {formatCommaSeparatedList(senders, 6)}
+                        </div>;
+                    },
+                    reactedWith: (sub) => {
+                        if (!shortName) {
+                            return null;
+                        }
+                        return <div className="mx_Tooltip_sub">
+                            {sub}
+                        </div>;
+                    },
+                },
+            )}</div>;
+        }
+
+        let tooltip;
+        if (tooltipLabel) {
+            tooltip = <Tooltip visible={visible} label={tooltipLabel} />;
+        }
+
+        return tooltip;
+    }
+}