Initial commit

app/webinars/[id]/WebinarDetailClient.tsx

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+"use client";
+
+import { useState, useEffect } from "react";
+import { useRouter } from "next/navigation";
+
+interface Webinar {
+  id: string;
+  title: string;
+  description: string;
+  speaker: string;
+  startAt: string;
+  duration: number;
+  priceCents: number;
+  visibility: "PUBLIC" | "PRIVATE";
+  isActive: boolean;
+  capacity: number;
+  learningPoints?: string[];
+  _count?: { registrations: number };
+}
+
+interface WebinarDetailClientProps {
+  id: string;
+}
+
+export default function WebinarDetailClient({ id }: WebinarDetailClientProps) {
+  const [webinar, setWebinar] = useState<Webinar | null>(null);
+  const [loading, setLoading] = useState(true);
+  const [registering, setRegistering] = useState(false);
+  const [isAuthenticated, setIsAuthenticated] = useState(false);
+  const [showAuthModal, setShowAuthModal] = useState(false);
+  const router = useRouter();
+
+  useEffect(() => {
+    fetchWebinar();
+    checkAuth();
+  }, [id]);
+
+  const checkAuth = async () => {
+    try {
+      const response = await fetch("/api/auth/me");
+      setIsAuthenticated(response.ok);
+    } catch (error) {
+      setIsAuthenticated(false);
+    }
+  };
+
+  const fetchWebinar = async () => {
+    try {
+      const response = await fetch(`/api/webinars/${id}`);
+      if (response.ok) {
+        const data = await response.json();
+        setWebinar(data.webinar);
+      } else {
+        router.push("/webinars");
+      }
+    } catch (error) {
+      console.error("Failed to fetch webinar:", error);
+      router.push("/webinars");
+    } finally {
+      setLoading(false);
+    }
+  };
+
+  const handleRegister = async () => {
+    if (!isAuthenticated) {
+      setShowAuthModal(true);
+      return;
+    }
+
+    setRegistering(true);
+    try {
+      const response = await fetch("/api/registrations", {
+        method: "POST",
+        headers: { "Content-Type": "application/json" },
+        body: JSON.stringify({ webinarId: id }),
+      });
+
+      if (response.ok) {
+        alert("Successfully registered for the webinar!");
+        router.push("/account/webinars");
+      } else {
+        const data = await response.json();
+        alert(data.error || "Registration failed");
+      }
+    } catch (error) {
+      alert("Failed to register. Please try again.");
+    } finally {
+      setRegistering(false);
+    }
+  };
+
+  if (loading) {
+    return (
+      <main className="relative overflow-hidden">
+        <div className="absolute inset-0 bg-gradient-to-b from-slate-50 via-white to-slate-50 dark:from-slate-950 dark:via-slate-950 dark:to-slate-900" />
+        <div className="absolute -top-24 right-0 h-72 w-72 rounded-full bg-primary/20 blur-3xl" />
+        <div className="absolute -bottom-24 left-0 h-72 w-72 rounded-full bg-secondary/20 blur-3xl" />
+
+        <div className="relative max-w-6xl mx-auto px-6 py-16 lg:py-20">
+          <div className="rounded-2xl border border-gray-200/70 dark:border-slate-800/70 bg-white/80 dark:bg-slate-900/70 backdrop-blur-md p-10 shadow-lg text-center">
+            <div className="inline-block w-8 h-8 border-4 border-primary border-r-transparent rounded-full animate-spin"></div>
+            <p className="mt-4 text-gray-600 dark:text-gray-400">Loading webinar details...</p>
+          </div>
+        </div>
+      </main>
+    );
+  }
+
+  if (!webinar) {
+    return null;
+  }
+
+  const webinarDate = new Date(webinar.startAt);
+  const registeredCount = webinar._count?.registrations || 0;
+  const spotsLeft = webinar.capacity - registeredCount;
+  const isFull = spotsLeft <= 0;
+
+  return (
+    <main className="relative overflow-hidden">
+      <div className="absolute inset-0 bg-gradient-to-b from-slate-50 via-white to-slate-50 dark:from-slate-950 dark:via-slate-950 dark:to-slate-900" />
+      <div className="absolute -top-24 right-0 h-72 w-72 rounded-full bg-primary/20 blur-3xl" />
+      <div className="absolute -bottom-24 left-0 h-72 w-72 rounded-full bg-secondary/20 blur-3xl" />
+
+      <div className="relative max-w-6xl mx-auto px-6 py-16 lg:py-20">
+        <button
+          onClick={() => router.back()}
+          className="mb-8 inline-flex items-center gap-2 text-sm font-semibold text-gray-600 dark:text-gray-400 hover:text-primary transition-colors"
+        >
+          ← Back to Webinars
+        </button>
+
+        <div className="rounded-3xl border border-gray-200/70 dark:border-slate-800/70 bg-white/90 dark:bg-slate-900/80 backdrop-blur-md shadow-[0_24px_60px_rgba(15,23,42,0.15)] overflow-hidden">
+          <div className="relative px-8 py-10 bg-gradient-to-r from-primary/90 via-primary to-secondary text-white">
+            <div className="absolute inset-0 opacity-20">
+              <div className="absolute top-6 right-10 h-24 w-24 rounded-full bg-white/30 blur-2xl" />
+              <div className="absolute bottom-6 left-10 h-28 w-28 rounded-full bg-white/30 blur-2xl" />
+            </div>
+
+            <div className="relative flex flex-wrap items-center gap-3 mb-5">
+              <span className={`px-4 py-1.5 rounded-full text-xs font-bold ${webinar.isActive ? "bg-white/20 text-white" : "bg-white/10 text-white/70"}`}>
+                {webinar.isActive ? "ACTIVE" : "INACTIVE"}
+              </span>
+              {isFull && (
+                <span className="px-4 py-1.5 rounded-full text-xs font-bold bg-red-500/90 text-white">
+                  FULL
+                </span>
+              )}
+              <span className="px-4 py-1.5 rounded-full text-xs font-bold bg-white/15 text-white">
+                {webinar.visibility === "PRIVATE" ? "PRIVATE" : "PUBLIC"}
+              </span>
+            </div>
+            <h1 className="text-3xl md:text-4xl lg:text-5xl font-black mb-4">{webinar.title}</h1>
+            <p className="text-lg text-white/90 max-w-3xl">{webinar.description}</p>
+          </div>
+
+          <div className="p-8 lg:p-10 grid lg:grid-cols-[1.4fr_0.9fr] gap-8">
+            <div>
+              <div className="grid md:grid-cols-2 gap-6">
+                <div className="rounded-2xl border border-gray-200/70 dark:border-slate-800/70 bg-slate-50/70 dark:bg-slate-900/60 p-6">
+                  <p className="text-sm font-semibold text-gray-500 dark:text-gray-400">📅 Date & Time</p>
+                  <p className="mt-2 text-lg font-bold text-gray-900 dark:text-white">
+                    {webinarDate.toLocaleDateString("en-US", {
+                      weekday: "long",
+                      year: "numeric",
+                      month: "long",
+                      day: "numeric",
+                    })}
+                  </p>
+                  <p className="text-gray-600 dark:text-gray-400">
+                    {webinarDate.toLocaleTimeString("en-US", {
+                      hour: "2-digit",
+                      minute: "2-digit",
+                      timeZoneName: "short",
+                    })}
+                  </p>
+                </div>
+
+                <div className="rounded-2xl border border-gray-200/70 dark:border-slate-800/70 bg-slate-50/70 dark:bg-slate-900/60 p-6">
+                  <p className="text-sm font-semibold text-gray-500 dark:text-gray-400">👨‍🏫 Instructor</p>
+                  <p className="mt-2 text-lg font-bold text-gray-900 dark:text-white">
+                    {webinar.speaker}
+                  </p>
+                  <p className="text-gray-600 dark:text-gray-400">Estate planning specialist</p>
+                </div>
+
+                <div className="rounded-2xl border border-gray-200/70 dark:border-slate-800/70 bg-slate-50/70 dark:bg-slate-900/60 p-6">
+                  <p className="text-sm font-semibold text-gray-500 dark:text-gray-400">⏱️ Duration</p>
+                  <p className="mt-2 text-lg font-bold text-gray-900 dark:text-white">{webinar.duration} minutes</p>
+                  <p className="text-gray-600 dark:text-gray-400">Interactive Q&A included</p>
+                </div>
+
+                <div className="rounded-2xl border border-gray-200/70 dark:border-slate-800/70 bg-slate-50/70 dark:bg-slate-900/60 p-6">
+                  <p className="text-sm font-semibold text-gray-500 dark:text-gray-400">💰 Price</p>
+                  <p className="mt-2 text-3xl font-black text-primary">
+                    {webinar.priceCents === 0 ? "FREE" : `$${(webinar.priceCents / 100).toFixed(2)}`}
+                  </p>
+                  <p className="text-gray-600 dark:text-gray-400">Secure checkout</p>
+                </div>
+              </div>
+
+              {webinar.learningPoints && webinar.learningPoints.length > 0 && (
+                <div className="mt-8 rounded-2xl border border-gray-200/70 dark:border-slate-800/70 bg-white/80 dark:bg-slate-900/70 p-6">
+                  <h3 className="text-xl font-bold text-gray-900 dark:text-white mb-4">📚 What You'll Learn</h3>
+                  <ul className="grid sm:grid-cols-2 gap-3">
+                    {webinar.learningPoints.map((point, index) => (
+                      <li key={index} className="flex items-start gap-2 text-gray-700 dark:text-gray-300">
+                        <span className="text-primary font-bold">•</span>
+                        <span>{point}</span>
+                      </li>
+                    ))}
+                  </ul>
+                </div>
+              )}
+            </div>
+
+            <div className="space-y-6">
+              <div className="rounded-2xl border border-gray-200/70 dark:border-slate-800/70 bg-white/80 dark:bg-slate-900/70 p-6 shadow-lg">
+                <h3 className="text-xl font-bold text-gray-900 dark:text-white mb-3">Registration</h3>
+                <p className="text-gray-600 dark:text-gray-400 mb-4">
+                  {isFull
+                    ? "This webinar is fully booked."
+                    : `${spotsLeft} spots left out of ${webinar.capacity}`}
+                </p>
+
+                <button
+                  onClick={handleRegister}
+                  disabled={registering || isFull}
+                  className={`w-full py-3 rounded-xl text-sm font-semibold transition-colors ${
+                    isFull
+                      ? "bg-gray-200 text-gray-500 cursor-not-allowed dark:bg-slate-800 dark:text-slate-500"
+                      : "bg-primary text-white hover:bg-primary/90"
+                  }`}
+                >
+                  {registering ? "Registering..." : isFull ? "Fully Booked" : "Register Now"}
+                </button>
+              </div>
+
+              {showAuthModal && (
+                <div className="rounded-2xl border border-gray-200/70 dark:border-slate-800/70 bg-white/90 dark:bg-slate-900/80 p-6 shadow-lg">
+                  <h3 className="text-lg font-bold text-gray-900 dark:text-white mb-3">Sign in required</h3>
+                  <p className="text-gray-600 dark:text-gray-400 mb-4">
+                    Please sign in to register for this webinar.
+                  </p>
+                  <div className="flex gap-3">
+                    <button
+                      onClick={() => router.push("/signin?redirect=/webinars/" + id)}
+                      className="flex-1 py-2 rounded-lg bg-primary text-white text-sm font-semibold"
+                    >
+                      Sign In
+                    </button>
+                    <button
+                      onClick={() => setShowAuthModal(false)}
+                      className="flex-1 py-2 rounded-lg border border-gray-300 dark:border-slate-700 text-sm font-semibold"
+                    >
+                      Cancel
+                    </button>
+                  </div>
+                </div>
+              )}
+            </div>
+          </div>
+        </div>
+      </div>
+    </main>
+  );
+}

app/webinars/[id]/page.tsx

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+import WebinarDetailClient from "./WebinarDetailClient";
+
+interface WebinarDetailPageProps {
+  params: Promise<{ id: string }>;
+}
+
+export default async function WebinarDetailPage({
+  params,
+}: WebinarDetailPageProps) {
+  const { id } = await params;
+  return <WebinarDetailClient id={id} />;
+}