Migrate AvatarSetting to TypeScript

src/components/views/settings/AvatarSetting.tsx

@@ -0,0 +1,88 @@
+/*
+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, { useState } from "react";
+import { _t } from "../../../languageHandler";
+import AccessibleButton from "../elements/AccessibleButton";
+import classNames from "classnames";
+
+interface IProps {
+    avatarUrl?: string;
+    avatarName: string; // name of user/room the avatar belongs to
+    uploadAvatar?: (e: React.MouseEvent) => void;
+    removeAvatar?: (e: React.MouseEvent) => void;
+    avatarAltText: string;
+}
+
+const AvatarSetting: React.FC<IProps> = ({ avatarUrl, avatarAltText, avatarName, uploadAvatar, removeAvatar }) => {
+    const [isHovering, setIsHovering] = useState(false);
+    const hoveringProps = {
+        onMouseEnter: () => setIsHovering(true),
+        onMouseLeave: () => setIsHovering(false),
+    };
+
+    let avatarElement = <AccessibleButton
+        element="div"
+        onClick={uploadAvatar}
+        className="mx_AvatarSetting_avatarPlaceholder"
+        {...hoveringProps}
+    />;
+    if (avatarUrl) {
+        avatarElement = (
+            <AccessibleButton
+                element="img"
+                src={avatarUrl}
+                alt={avatarAltText}
+                aria-label={avatarAltText}
+                onClick={uploadAvatar}
+                {...hoveringProps}
+            />
+        );
+    }
+
+    let uploadAvatarBtn;
+    if (uploadAvatar) {
+        // insert an empty div to be the host for a css mask containing the upload.svg
+        uploadAvatarBtn = <AccessibleButton
+            onClick={uploadAvatar}
+            className='mx_AvatarSetting_uploadButton'
+            {...hoveringProps}
+        />;
+    }
+
+    let removeAvatarBtn;
+    if (avatarUrl && removeAvatar) {
+        removeAvatarBtn = <AccessibleButton onClick={removeAvatar} kind="link_sm">
+            { _t("Remove") }
+        </AccessibleButton>;
+    }
+
+    const avatarClasses = classNames({
+        "mx_AvatarSetting_avatar": true,
+        "mx_AvatarSetting_avatar_hovering": isHovering && uploadAvatar,
+    });
+    return <div className={avatarClasses}>
+        { avatarElement }
+        <div className="mx_AvatarSetting_hover">
+            <div className="mx_AvatarSetting_hoverBg" />
+            <span>{ _t("Upload") }</span>
+        </div>
+        { uploadAvatarBtn }
+        { removeAvatarBtn }
+    </div>;
+};
+
+export default AvatarSetting;