Migrate SearchBar to TypeScript

src/components/views/rooms/SearchBar.tsx

@@ -0,0 +1,130 @@
+/*
+Copyright 2015, 2016 OpenMarket Ltd
+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, {createRef, RefObject} from 'react';
+import AccessibleButton from "../elements/AccessibleButton";
+import classNames from "classnames";
+import { _t } from '../../../languageHandler';
+import {Key} from "../../../Keyboard";
+import DesktopBuildsNotice, {WarningKind} from "../elements/DesktopBuildsNotice";
+import {replaceableComponent} from "../../../utils/replaceableComponent";
+
+interface IProps {
+    onCancelClick: () => void;
+    onSearch: (query: string, scope: string) => void;
+    searchInProgress?: boolean;
+    isRoomEncrypted?: boolean;
+}
+
+interface IState {
+    scope: SearchScope;
+}
+
+export enum SearchScope {
+    Room = "Room",
+    All = "All",
+}
+
+@replaceableComponent("views.rooms.SearchBar")
+export default class SearchBar extends React.Component<IProps, IState> {
+    private searchTerm: RefObject<HTMLInputElement> = createRef();
+
+    constructor(props: IProps) {
+        super(props);
+        this.state = {
+            scope: SearchScope.Room,
+        };
+    }
+
+    public onThisRoomClick = () => {
+        this.setState({ scope: SearchScope.Room }, () => this._searchIfQuery());
+    };
+
+    public onAllRoomsClick = () => {
+        this.setState({ scope: SearchScope.All }, () => this._searchIfQuery());
+    };
+
+    public onSearchChange = (e: React.KeyboardEvent) => {
+        switch (e.key) {
+            case Key.ENTER:
+                this.onSearch();
+                break;
+            case Key.ESCAPE:
+                this.props.onCancelClick();
+                break;
+        }
+    };
+
+    _searchIfQuery() {
+        if (this.searchTerm.current.value) {
+            this.onSearch();
+        }
+    }
+
+    onSearch = () => {
+        this.props.onSearch(this.searchTerm.current.value, this.state.scope);
+    };
+
+    render() {
+        const searchButtonClasses = classNames("mx_SearchBar_searchButton", {
+            mx_SearchBar_searching: this.props.searchInProgress,
+        });
+        const thisRoomClasses = classNames("mx_SearchBar_button", {
+            mx_SearchBar_unselected: this.state.scope !== SearchScope.Room,
+        });
+        const allRoomsClasses = classNames("mx_SearchBar_button", {
+            mx_SearchBar_unselected: this.state.scope !== SearchScope.All,
+        });
+
+        return (
+            <>
+                <div className="mx_SearchBar">
+                    <div className="mx_SearchBar_buttons" role="radiogroup">
+                        <AccessibleButton
+                            className={ thisRoomClasses }
+                            onClick={this.onThisRoomClick}
+                            aria-checked={this.state.scope === SearchScope.Room}
+                            role="radio"
+                        >
+                            {_t("This Room")}
+                        </AccessibleButton>
+                        <AccessibleButton
+                            className={ allRoomsClasses }
+                            onClick={this.onAllRoomsClick}
+                            aria-checked={this.state.scope === SearchScope.All}
+                            role="radio"
+                        >
+                            {_t("All Rooms")}
+                        </AccessibleButton>
+                    </div>
+                    <div className="mx_SearchBar_input mx_textinput">
+                        <input
+                            ref={this.searchTerm}
+                            type="text"
+                            autoFocus={true}
+                            placeholder={_t("Search…")}
+                            onKeyDown={this.onSearchChange}
+                        />
+                        <AccessibleButton className={ searchButtonClasses } onClick={this.onSearch} />
+                    </div>
+                    <AccessibleButton className="mx_SearchBar_cancel" onClick={this.props.onCancelClick} />
+                </div>
+                <DesktopBuildsNotice isRoomEncrypted={this.props.isRoomEncrypted} kind={WarningKind.Search} />
+            </>
+        );
+    }
+}