continue re-design

components/shared/ascii-flame-background.tsx

@@ -0,0 +1,59 @@
+"use client";
+
+import React, { useEffect, useRef } from "react";
+import { cn } from "@/utils/cn";
+import { setIntervalOnVisible } from "@/utils/set-timeout-on-visible";
+import data from "@/components/shared/effects/flame/explosion-data.json";
+
+interface AsciiFlameBackgroundProps {
+  className?: string;
+  colorClassName?: string;
+  fontSizePx?: number;
+  lineHeightPx?: number;
+}
+
+// Reusable ASCII flame background (same frames used by CoreReliableBarFlame)
+export default function AsciiFlameBackground({
+  className,
+  colorClassName = "text-heat-100/30",
+  fontSizePx = 10,
+  lineHeightPx = 12.5,
+}: AsciiFlameBackgroundProps) {
+  const wrapperRef = useRef<HTMLDivElement>(null);
+  const ref = useRef<HTMLDivElement>(null);
+
+  useEffect(() => {
+    let index = 0;
+    const stop = setIntervalOnVisible({
+      element: wrapperRef.current,
+      callback: () => {
+        index += 1;
+        if (index >= (data as string[]).length) index = 0;
+        if (ref.current) ref.current.innerHTML = (data as string[])[index];
+      },
+      interval: 80,
+    });
+
+    return () => stop?.();
+  }, []);
+
+  return (
+    <div
+      ref={wrapperRef}
+      className={cn("relative pointer-events-none select-none", className)}
+    >
+      <div
+        ref={ref}
+        className={cn(
+          "font-ascii absolute inset-0 fc-decoration",
+          colorClassName,
+        )}
+        style={{
+          whiteSpace: "pre",
+          fontSize: `${fontSizePx}px`,
+          lineHeight: `${lineHeightPx}px`,
+        }}
+      />
+    </div>
+  );
+}