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src/components/ui/globe.tsx

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+"use client";
+
+import createGlobe, { COBEOptions } from "cobe";
+import { useMotionValue, useSpring } from "motion/react";
+import { useEffect, useRef } from "react";
+
+import { cn } from "@/lib/utils";
+
+const MOVEMENT_DAMPING = 1400;
+
+const GLOBE_CONFIG: COBEOptions = {
+  width: 800,
+  height: 800,
+  onRender: () => {},
+  devicePixelRatio: 2,
+  phi: 0,
+  theta: 0.3,
+  dark: 0,
+  diffuse: 0.4,
+  mapSamples: 16000,
+  mapBrightness: 1.2,
+  baseColor: [1, 1, 1],
+  markerColor: [251 / 255, 100 / 255, 21 / 255],
+  glowColor: [1, 1, 1],
+  markers: [
+    { location: [14.5995, 120.9842], size: 0.03 },
+    { location: [19.076, 72.8777], size: 0.1 },
+    { location: [23.8103, 90.4125], size: 0.05 },
+    { location: [30.0444, 31.2357], size: 0.07 },
+    { location: [39.9042, 116.4074], size: 0.08 },
+    { location: [-23.5505, -46.6333], size: 0.1 },
+    { location: [19.4326, -99.1332], size: 0.1 },
+    { location: [40.7128, -74.006], size: 0.1 },
+    { location: [34.6937, 135.5022], size: 0.05 },
+    { location: [41.0082, 28.9784], size: 0.06 },
+  ],
+};
+
+export function Globe({
+  className,
+  config = GLOBE_CONFIG,
+}: {
+  className?: string;
+  config?: COBEOptions;
+}) {
+  let phi = 0;
+  let width = 0;
+  const canvasRef = useRef<HTMLCanvasElement>(null);
+  const pointerInteracting = useRef<number | null>(null);
+  const pointerInteractionMovement = useRef(0);
+
+  const r = useMotionValue(0);
+  const rs = useSpring(r, {
+    mass: 1,
+    damping: 30,
+    stiffness: 100,
+  });
+
+  const updatePointerInteraction = (value: number | null) => {
+    pointerInteracting.current = value;
+    if (canvasRef.current) {
+      canvasRef.current.style.cursor = value !== null ? "grabbing" : "grab";
+    }
+  };
+
+  const updateMovement = (clientX: number) => {
+    if (pointerInteracting.current !== null) {
+      const delta = clientX - pointerInteracting.current;
+      pointerInteractionMovement.current = delta;
+      r.set(r.get() + delta / MOVEMENT_DAMPING);
+    }
+  };
+
+  useEffect(() => {
+    const onResize = () => {
+      if (canvasRef.current) {
+        width = canvasRef.current.offsetWidth;
+      }
+    };
+
+    window.addEventListener("resize", onResize);
+    onResize();
+
+    const globe = createGlobe(canvasRef.current!, {
+      ...config,
+      width: width * 2,
+      height: width * 2,
+      onRender: (state) => {
+        if (!pointerInteracting.current) phi += 0.005;
+        state.phi = phi + rs.get();
+        state.width = width * 2;
+        state.height = width * 2;
+      },
+    });
+
+    setTimeout(() => (canvasRef.current!.style.opacity = "1"), 0);
+    return () => {
+      globe.destroy();
+      window.removeEventListener("resize", onResize);
+    };
+  }, [rs, config]);
+
+  return (
+    <div
+      className={cn(
+        "absolute inset-0 mx-auto aspect-[1/1] w-full max-w-[600px]",
+        className,
+      )}
+    >
+      <canvas
+        className={cn(
+          "size-full opacity-0 transition-opacity duration-500 [contain:layout_paint_size]",
+        )}
+        ref={canvasRef}
+        onPointerDown={(e) => {
+          pointerInteracting.current = e.clientX;
+          updatePointerInteraction(e.clientX);
+        }}
+        onPointerUp={() => updatePointerInteraction(null)}
+        onPointerOut={() => updatePointerInteraction(null)}
+        onMouseMove={(e) => updateMovement(e.clientX)}
+        onTouchMove={(e) =>
+          e.touches[0] && updateMovement(e.touches[0].clientX)
+        }
+      />
+    </div>
+  );
+}