1 files changed, 80 insertions, 0 deletions
diff --git a/FrontEnd/src/views/common/AppBar.tsx b/FrontEnd/src/views/common/AppBar.tsx
new file mode 100644
index 00000000..91dfbee9
--- /dev/null
+++ b/FrontEnd/src/views/common/AppBar.tsx
@@ -0,0 +1,80 @@
+import React from "react";
+import { useTranslation } from "react-i18next";
+import { Link, NavLink } from "react-router-dom";
+import classnames from "classnames";
+import { useMediaQuery } from "react-responsive";
+
+import { useUser } from "@/services/user";
+
+import TimelineLogo from "./TimelineLogo";
+import UserAvatar from "./user/UserAvatar";
+
+const AppBar: React.FC = (_) => {
+  const { t } = useTranslation();
+
+  const user = useUser();
+  const hasAdministrationPermission = user && user.hasAdministrationPermission;
+
+  const isSmallScreen = useMediaQuery({ maxWidth: 576 });
+
+  const [expand, setExpand] = React.useState<boolean>(false);
+  const collapse = (): void => setExpand(false);
+  const toggleExpand = (): void => setExpand(!expand);
+
+  const createLink = (
+    link: string,
+    label: React.ReactNode,
+    className?: string
+  ): React.ReactNode => (
+    <NavLink
+      to={link}
+      activeClassName="active"
+      onClick={collapse}
+      className={className}
+    >
+      {label}
+    </NavLink>
+  );
+
+  return (
+    <nav className={classnames("app-bar", isSmallScreen && "small-screen")}>
+      <Link to="/" className="app-bar-brand active">
+        <TimelineLogo className="app-bar-brand-icon" />
+        Timeline
+      </Link>
+
+      {isSmallScreen && (
+        <i className="bi-list app-bar-toggler" onClick={toggleExpand} />
+      )}
+
+      <div
+        className={classnames(
+          "app-bar-main-area",
+          !expand && "app-bar-collapse"
+        )}
+      >
+        <div className="app-bar-link-area">
+          {createLink("/settings", t("nav.settings"))}
+          {createLink("/about", t("nav.about"))}
+          {hasAdministrationPermission &&
+            createLink("/admin", t("nav.administration"))}
+        </div>
+
+        <div className="app-bar-user-area">
+          {user != null
+            ? createLink(
+                "/",
+                <UserAvatar
+                  username={user.username}
+                  className="avatar small rounded-circle bg-white cursor-pointer ml-auto"
+                />,
+                "app-bar-avatar"
+              )
+            : createLink("/login", t("nav.login"))}
+        </div>
+      </div>
+    </nav>
+  );
+};
+
+export default AppBar;