1 files changed, 82 insertions, 0 deletions
diff --git a/FrontEnd/src/components/alert/AlertHost.tsx b/FrontEnd/src/components/alert/AlertHost.tsx
new file mode 100644
index 00000000..59f8f27c
--- /dev/null
+++ b/FrontEnd/src/components/alert/AlertHost.tsx
@@ -0,0 +1,82 @@
+import { useEffect, useState } from "react";
+import classNames from "classnames";
+
+import { ThemeColor, useC, Text } from "../common";
+import IconButton from "../button/IconButton";
+
+import { alertService, AlertInfoWithId } from "./AlertService";
+
+import "./alert.css";
+
+interface AutoCloseAlertProps {
+  color: ThemeColor;
+  message: Text;
+  onDismiss?: () => void;
+  onIn?: () => void;
+  onOut?: () => void;
+}
+
+function Alert({
+  color,
+  message,
+  onDismiss,
+  onIn,
+  onOut,
+}: AutoCloseAlertProps) {
+  const c = useC();
+
+  return (
+    <div
+      className={classNames("cru-alert", `cru-theme-${color}`)}
+      onPointerEnter={onIn}
+      onPointerLeave={onOut}
+    >
+      <div className="cru-alert-message">{c(message)}</div>
+      <IconButton
+        icon="x"
+        color="danger"
+        className="cru-alert-close-button"
+        onClick={onDismiss}
+      />
+    </div>
+  );
+}
+
+export default function AlertHost() {
+  const [alerts, setAlerts] = useState<AlertInfoWithId[]>([]);
+
+  useEffect(() => {
+    const listener = (alerts: AlertInfoWithId[]) => {
+      setAlerts(alerts);
+    };
+
+    alertService.registerListener(listener);
+
+    return () => {
+      alertService.unregisterListener(listener);
+    };
+  }, []);
+
+  return (
+    <div className="alert-container">
+      {alerts.map((alert) => {
+        return (
+          <Alert
+            key={alert.id}
+            message={alert.message}
+            color={alert.color ?? "primary"}
+            onIn={() => {
+              alertService.clearDismissTimer(alert.id);
+            }}
+            onOut={() => {
+              alertService.resetDismissTimer(alert.id);
+            }}
+            onDismiss={() => {
+              alertService.dismiss(alert.id);
+            }}
+          />
+        );
+      })}
+    </div>
+  );
+}