mirror of
https://github.com/th30d4y/OpenLearnX.git
synced 2026-05-26 19:26:33 +00:00
Stalin
510 lines
20 KiB
TypeScript
510 lines
20 KiB
TypeScript
"use client"
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import { useState } from "react"
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import { X, Download, Share2, Award, Calendar, User, BookOpen, Wallet, CheckCircle } from "lucide-react"
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import { toast } from "react-hot-toast"
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interface Certificate {
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certificate_id: string
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token_id?: string
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user_name: string
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course_title: string
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mentor_name: string
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completion_date: string
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wallet_address?: string
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verification_url?: string
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share_code?: string
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public_url?: string
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unique_url?: string
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message?: string
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}
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interface CertificateModalProps {
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isOpen: boolean
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onClose: () => void
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courseTitle: string
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courseMentor: string
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courseId: string
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userId: string
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walletId: string
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}
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export function CertificateModal({
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isOpen,
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onClose,
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courseTitle,
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courseMentor,
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courseId,
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userId,
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walletId,
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}: CertificateModalProps) {
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const [step, setStep] = useState<"input" | "generating" | "completed">("input")
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const [userName, setUserName] = useState("")
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const [certificate, setCertificate] = useState<Certificate | null>(null)
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const [loading, setLoading] = useState(false)
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if (!isOpen) return null
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const handleGenerateCertificate = async () => {
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if (!userName.trim()) {
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toast.error("Please enter your name")
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return
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}
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setLoading(true)
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setStep("generating")
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try {
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const response = await fetch("http://127.0.0.1:5000/api/certificate/mint", {
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method: "POST",
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headers: {
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"Content-Type": "application/json",
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},
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body: JSON.stringify({
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user_name: userName.trim(),
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course_id: courseId,
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wallet_id: walletId,
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user_id: userId,
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course_title: courseTitle,
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}),
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})
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if (response.ok) {
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const data = await response.json()
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const certificateData = data.certificate
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const certificateWithWallet = {
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certificate_id: certificateData.certificate_id,
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token_id: certificateData.token_id,
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user_name: certificateData.user_name,
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course_title: certificateData.course_title,
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mentor_name: certificateData.mentor_name,
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completion_date: certificateData.completion_date,
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wallet_address: walletId,
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verification_url: certificateData.verification_url,
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share_code: certificateData.share_code,
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public_url: certificateData.public_url,
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unique_url: certificateData.unique_url,
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message: certificateData.message,
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}
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setCertificate(certificateWithWallet)
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setStep("completed")
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toast.success(`Certificate generated for ${certificateWithWallet.user_name}!`)
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} else {
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const error = await response.json()
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toast.error(error.error || "Failed to generate certificate")
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setStep("input")
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}
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} catch (error) {
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toast.error("Failed to generate certificate. Please check your connection.")
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setStep("input")
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} finally {
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setLoading(false)
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}
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}
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const handleDownloadCertificate = async () => {
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if (!certificate) return
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try {
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const certificateHTML = `
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<!DOCTYPE html>
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<html>
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<head>
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<title>Certificate - ${certificate.user_name}</title>
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<meta charset="UTF-8">
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<style>
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@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;700&family=Inter:wght@400;500;600&display=swap');
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body {
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font-family: 'Inter', sans-serif;
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margin: 0;
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padding: 40px;
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background: #f1f5f9;
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min-height: 100vh;
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display: flex;
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align-items: center;
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justify-content: center;
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}
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.certificate {
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background: white;
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max-width: 960px;
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width: 100%;
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margin: 0 auto;
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padding: 70px;
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border-radius: 6px;
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box-shadow: 0 20px 40px rgba(15, 23, 42, 0.15);
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text-align: center;
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position: relative;
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border: 4px solid #1f2937;
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}
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.title {
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font-family: 'Playfair Display', serif;
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font-size: 40px;
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font-weight: 700;
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color: #0f172a;
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margin: 12px 0 20px;
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text-transform: uppercase;
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letter-spacing: 0.15em;
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}
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.student-name {
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font-family: 'Playfair Display', serif;
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font-size: 46px;
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color: #0f172a;
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font-weight: 700;
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margin: 30px 0;
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padding: 16px 0;
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border-top: 2px solid #cbd5f5;
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border-bottom: 2px solid #cbd5f5;
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text-transform: capitalize;
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}
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.course-title {
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font-family: 'Playfair Display', serif;
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font-size: 28px;
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color: #1f2937;
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margin: 20px 0;
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font-weight: 600;
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font-style: italic;
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}
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.wallet-container {
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background: #f8fafc;
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border: 1px dashed #64748b;
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border-radius: 6px;
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padding: 12px;
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margin: 25px auto;
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max-width: 560px;
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}
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.wallet-address {
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font-size: 14px;
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color: #7c3aed;
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font-family: 'Courier New', monospace;
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font-weight: 600;
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word-break: break-all;
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}
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.date {
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font-size: 16px;
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color: #374151;
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margin: 20px 0;
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font-weight: 500;
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}
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.mentor-section {
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margin-top: 40px;
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padding-top: 24px;
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border-top: 1px solid #e2e8f0;
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}
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.mentor-name {
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font-size: 18px;
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color: #1f2937;
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font-weight: 600;
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}
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.cert-id {
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font-size: 13px;
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color: #64748b;
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margin-top: 18px;
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font-family: 'Courier New', monospace;
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background: #f8fafc;
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padding: 8px;
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border-radius: 6px;
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border: 1px solid #e2e8f0;
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}
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</style>
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</head>
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<body>
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<div class="certificate">
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<div style="font-size: 48px; margin-bottom: 12px;">🏅</div>
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<h1 class="title">Certificate of Completion</h1>
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<div style="font-size: 16px; color: #64748b; margin-bottom: 28px;">This is to certify that</div>
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<div class="student-name">${certificate.user_name}</div>
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<div class="wallet-container">
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<div style="font-size: 14px; color: #374151; margin-bottom: 8px; font-weight: 600;">Blockchain Wallet Address</div>
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<div class="wallet-address">${certificate.wallet_address}</div>
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</div>
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<div style="font-size: 16px; color: #64748b; margin-bottom: 18px;">has successfully completed the course</div>
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<div class="course-title">"${certificate.course_title}"</div>
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<div class="date">Completed on: ${new Date(certificate.completion_date).toLocaleDateString("en-US", {
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year: "numeric",
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month: "long",
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day: "numeric",
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})}</div>
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<div class="mentor-section">
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<div style="width: 200px; height: 2px; background: #6b7280; margin: 0 auto 10px auto;"></div>
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<div class="mentor-name">${certificate.mentor_name}</div>
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<div style="font-size: 14px; color: #6b7280; margin-top: 5px;">Course Instructor</div>
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</div>
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<div class="cert-id">
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<strong>Certificate ID: ${certificate.certificate_id}</strong><br>
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OpenLearnX Learning Platform<br>
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<span style="color: #7c3aed;">Blockchain Verified Completion</span>
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</div>
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</div>
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</body>
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</html>
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`
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const printWindow = window.open("", "_blank")
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if (printWindow) {
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printWindow.document.write(certificateHTML)
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printWindow.document.close()
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printWindow.onload = () => {
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setTimeout(() => {
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printWindow.print()
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printWindow.close()
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}, 500)
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}
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toast.success("Certificate PDF download initiated!")
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} else {
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toast.error("Popup blocked. Please allow popups and try again.")
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}
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} catch (error) {
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toast.error("Failed to generate PDF")
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}
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}
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const handleShareCertificate = async () => {
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if (!certificate) return
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const shareText = `🎓 I just completed "${certificate.course_title}" on OpenLearnX!\n\n👤 Student: ${certificate.user_name}\n🏆 Certificate ID: ${certificate.certificate_id}\n🔗 View: ${certificate.public_url || window.location.origin + certificate.unique_url}\n\n#OpenLearnX #Learning`
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if (navigator.share) {
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try {
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await navigator.share({
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title: `Certificate of Completion - ${certificate.course_title}`,
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text: shareText,
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url: certificate.public_url || `${window.location.origin}${certificate.unique_url}`,
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})
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} catch (error) {
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return
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}
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} else {
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try {
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await navigator.clipboard.writeText(shareText)
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toast.success("Certificate details copied to clipboard!")
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} catch (error) {
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toast.error("Failed to copy certificate details")
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}
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}
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}
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const handleClose = () => {
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setStep("input")
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setUserName("")
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setCertificate(null)
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setLoading(false)
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onClose()
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}
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return (
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<div className="fixed inset-0 bg-black bg-opacity-50 flex items-center justify-center z-50 p-4">
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<div className="bg-white rounded-2xl shadow-2xl w-full max-w-2xl max-h-[90vh] overflow-y-auto">
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{step === "input" && (
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<>
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<div className="px-8 py-6 border-b border-gray-200 flex justify-between items-center">
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<div className="flex items-center space-x-3">
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<div className="w-10 h-10 bg-gradient-to-r from-purple-500 to-indigo-600 rounded-full flex items-center justify-center">
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<Award className="w-6 h-6 text-white" />
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</div>
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<div>
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<h2 className="text-2xl font-bold text-gray-900">Generate Certificate</h2>
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<p className="text-gray-600">You've completed the course!</p>
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</div>
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</div>
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<button onClick={handleClose} className="text-gray-400 hover:text-gray-600 transition-colors">
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<X className="w-6 h-6" />
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</button>
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</div>
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<div className="p-8">
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<div className="text-center mb-8">
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<div className="text-6xl mb-4">🎉</div>
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<h3 className="text-2xl font-bold text-gray-900 mb-2">Congratulations!</h3>
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<p className="text-gray-600">
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You have successfully completed <strong>"{courseTitle}"</strong>
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</p>
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</div>
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<div className="bg-gradient-to-r from-purple-50 to-indigo-50 rounded-lg p-6 mb-8">
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<h4 className="font-semibold text-gray-900 mb-4">Course Details:</h4>
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<div className="space-y-3 text-sm">
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<div className="flex items-center text-gray-700">
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<BookOpen className="w-4 h-4 mr-3 text-indigo-600" />
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<span><strong>Course:</strong> {courseTitle}</span>
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</div>
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<div className="flex items-center text-gray-700">
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<User className="w-4 h-4 mr-3 text-indigo-600" />
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<span><strong>Instructor:</strong> {courseMentor}</span>
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</div>
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<div className="flex items-center text-gray-700">
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<Calendar className="w-4 h-4 mr-3 text-indigo-600" />
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<span><strong>Completed:</strong> {new Date().toLocaleDateString()}</span>
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</div>
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<div className="flex items-start text-gray-700">
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<Wallet className="w-4 h-4 mr-3 mt-0.5 text-purple-600" />
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<div>
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<span><strong>Wallet:</strong></span>
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<div className="font-mono text-xs text-purple-600 mt-1 break-all">
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{walletId}
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</div>
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</div>
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</div>
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</div>
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</div>
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<div className="mb-6">
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<label className="block text-sm font-medium text-gray-700 mb-3">
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Enter your full name for the certificate: *
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</label>
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<input
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type="text"
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value={userName}
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onChange={(e) => setUserName(e.target.value)}
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placeholder="e.g., John Smith"
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className="w-full px-4 py-3 border border-gray-300 rounded-lg focus:outline-none focus:ring-2 focus:ring-indigo-500 focus:border-transparent text-lg"
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autoFocus
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maxLength={50}
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/>
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<div className="flex justify-between items-center mt-2">
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<p className="text-xs text-gray-500">
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Your name will appear prominently on the certificate.
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</p>
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<span className="text-xs text-gray-400">
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{userName.length}/50
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</span>
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</div>
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</div>
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<div className="flex space-x-4">
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<button
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onClick={handleClose}
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className="flex-1 px-6 py-3 border border-gray-300 text-gray-700 rounded-lg hover:bg-gray-50 font-medium transition-colors"
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>
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Cancel
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</button>
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<button
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onClick={handleGenerateCertificate}
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disabled={!userName.trim() || loading}
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className="flex-1 px-6 py-3 bg-gradient-to-r from-purple-600 to-indigo-600 text-white rounded-lg hover:from-purple-700 hover:to-indigo-700 disabled:opacity-50 disabled:cursor-not-allowed font-medium transition-all"
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>
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{loading ? "Generating..." : "Generate Certificate"}
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</button>
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</div>
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</div>
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</>
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)}
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{step === "generating" && (
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<div className="px-8 py-12 text-center">
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<div className="animate-spin rounded-full h-16 w-16 border-b-2 border-indigo-600 mx-auto mb-6"></div>
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<h3 className="text-xl font-semibold text-gray-900 mb-2">Generating Your Certificate</h3>
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<p className="text-gray-600">Creating unique certificate ID and blockchain verification...</p>
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</div>
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)}
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{step === "completed" && certificate && (
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<>
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<div className="px-8 py-6 border-b border-gray-200 flex justify-between items-center">
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<div className="flex items-center space-x-3">
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<div className="w-10 h-10 bg-green-500 rounded-full flex items-center justify-center">
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<CheckCircle className="w-6 h-6 text-white" />
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</div>
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<div>
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<h2 className="text-2xl font-bold text-gray-900">Certificate Ready!</h2>
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<p className="text-gray-600">For: {certificate.user_name}</p>
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</div>
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</div>
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<button onClick={handleClose} className="text-gray-400 hover:text-gray-600 transition-colors">
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<X className="w-6 h-6" />
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</button>
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</div>
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<div className="p-8">
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<div className="bg-gradient-to-br from-slate-50 to-white border-2 border-slate-300 rounded-md p-10 mb-8 text-center relative overflow-hidden shadow-inner">
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<div className="absolute top-4 right-4 bg-emerald-100 text-emerald-800 px-3 py-1 rounded-full text-xs font-semibold flex items-center space-x-1">
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<CheckCircle className="w-3 h-3" />
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<span>Verified</span>
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</div>
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<div className="absolute inset-0 pointer-events-none opacity-10">
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<div className="w-64 h-64 border-8 border-indigo-500 rounded-full absolute -top-20 -left-20"></div>
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<div className="w-64 h-64 border-8 border-emerald-500 rounded-full absolute -bottom-24 -right-24"></div>
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</div>
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<div className="relative">
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<div className="text-sm tracking-[0.2em] text-slate-500 font-semibold">OPENLEARNX</div>
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<h3 className="text-3xl font-serif font-semibold text-slate-900 mt-2">Certificate of Completion</h3>
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<div className="mt-6 text-sm text-slate-600">This certifies that</div>
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<div className="mt-4 mb-6">
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<h4 className="text-4xl font-serif font-bold text-indigo-700 border-b border-slate-300 pb-2 inline-block capitalize">
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{certificate.user_name}
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</h4>
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<p className="text-xs text-slate-500 mt-2">Student</p>
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</div>
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<div className="mb-5 text-sm text-slate-600">has successfully completed the course</div>
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<div className="text-2xl font-serif font-semibold text-slate-900 mb-3">"{certificate.course_title}"</div>
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<div className="text-xs text-slate-500 mb-6">
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Completed on: {new Date(certificate.completion_date).toLocaleDateString("en-US", {
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year: "numeric",
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month: "long",
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day: "numeric",
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})}
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</div>
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<div className="grid grid-cols-1 md:grid-cols-3 gap-4 items-center">
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<div className="text-left">
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<div className="text-xs text-slate-500">Instructor</div>
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<div className="text-sm font-semibold text-slate-800">{certificate.mentor_name}</div>
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</div>
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<div className="text-center">
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<div className="inline-block px-4 py-2 border border-slate-300 rounded-md text-xs text-slate-600 font-mono">
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ID: {certificate.certificate_id}
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</div>
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</div>
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<div className="text-right">
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<div className="text-xs text-slate-500">Wallet</div>
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<div className="text-xs text-indigo-700 font-mono break-all">
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{certificate.wallet_address}
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</div>
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</div>
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</div>
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</div>
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</div>
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<div className="grid grid-cols-2 gap-4 mb-6">
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<button
|
|
onClick={handleDownloadCertificate}
|
|
className="flex items-center justify-center space-x-2 px-6 py-3 bg-indigo-600 text-white rounded-lg hover:bg-indigo-700 font-medium transition-colors"
|
|
>
|
|
<Download className="w-5 h-5" />
|
|
<span>Download PDF</span>
|
|
</button>
|
|
<button
|
|
onClick={handleShareCertificate}
|
|
className="flex items-center justify-center space-x-2 px-6 py-3 border border-gray-300 text-gray-700 rounded-lg hover:bg-gray-50 font-medium transition-colors"
|
|
>
|
|
<Share2 className="w-5 h-5" />
|
|
<span>Share</span>
|
|
</button>
|
|
</div>
|
|
|
|
<div className="text-center">
|
|
<p className="text-sm text-gray-500">
|
|
Your certificate with unique ID <strong>{certificate.certificate_id}</strong> has been generated.
|
|
</p>
|
|
{certificate.unique_url && (
|
|
<p className="text-xs text-gray-400 mt-2">
|
|
View at: <a href={certificate.unique_url} className="text-indigo-600 hover:underline">{certificate.unique_url}</a>
|
|
</p>
|
|
)}
|
|
</div>
|
|
</div>
|
|
</>
|
|
)}
|
|
</div>
|
|
</div>
|
|
)
|
|
}
|