Modularized Loading on buttons

src/frontend/src/components/ui/button.tsx

@@ -2,6 +2,7 @@ import { Slot } from "@radix-ui/react-slot";
 import { cva, type VariantProps } from "class-variance-authority";
 import * as React from "react";
 import { cn } from "../../utils/utils";
+import ForwardedIconComponent from "../genericIconComponent";
 
 const buttonVariants = cva(
   "inline-flex items-center justify-center rounded-md text-sm font-medium transition-colors focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 disabled:opacity-50 disabled:pointer-events-none  ring-offset-background",
@@ -32,13 +33,14 @@ const buttonVariants = cva(
       variant: "default",
       size: "default",
     },
-  }
+  },
 );
 
 export interface ButtonProps
   extends React.ButtonHTMLAttributes<HTMLButtonElement>,
     VariantProps<typeof buttonVariants> {
   asChild?: boolean;
+  loading?: boolean;
 }
 
 function toTitleCase(text: string) {
@@ -49,21 +51,36 @@ function toTitleCase(text: string) {
 }
 
 const Button = React.forwardRef<HTMLButtonElement, ButtonProps>(
-  ({ className, variant, size, asChild = false, children, ...props }, ref) => {
+  (
+    { className, variant, size, loading, asChild = false, children, ...props },
+    ref,
+  ) => {
     const Comp = asChild ? Slot : "button";
     let newChildren = children;
     if (typeof children === "string") {
       newChildren = toTitleCase(children);
     }
     return (
-      <Comp
-        className={cn(buttonVariants({ variant, size, className }))}
-        ref={ref}
-        children={newChildren}
-        {...props}
-      />
+      <Comp className={"relative"} ref={ref} {...props}>
+        <div
+          className={cn(
+            loading ? "opacity-100" : "opacity-0",
+            "absolute self-center",
+          )}
+        >
+          <ForwardedIconComponent name={"Loader2"} className={"animate-spin"} />
+        </div>
+        <div
+          className={cn(
+            loading ? "opacity-0" : "opacity-100",
+            buttonVariants({ variant, size, className }),
+          )}
+        >
+          {newChildren}
+        </div>
+      </Comp>
     );
-  }
+  },
 );
 Button.displayName = "Button";