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import React, { useState, useEffect } from 'react';
import { Check, Search } from 'lucide-react';
const BlockchainIdentity = () => {
const [loadingId, setLoadingId] = useState(true);
const [loadingMachines, setLoadingMachines] = useState(true);
const [loadingBatches, setLoadingBatches] = useState(true);
const [verifiedItems, setVerifiedItems] = useState<Record<string, boolean>>({});
useEffect(() => {
// Simulate loading states
const timer1 = setTimeout(() => setLoadingId(false), 1200);
const timer2 = setTimeout(() => setLoadingMachines(false), 2000);
const timer3 = setTimeout(() => setLoadingBatches(false), 3000);
return () => {
clearTimeout(timer1);
clearTimeout(timer2);
clearTimeout(timer3);
};
}, []);
const machines = [
{ id: '0x72F8...9A3B', name: 'CNC Mill #103', lastMaintenance: '2023-04-15', status: 'Active' },
{ id: '0x91A3...F721', name: 'Robotic Arm #47', lastMaintenance: '2023-05-02', status: 'Maintenance' },
{ id: '0x45D1...8E32', name: 'Assembly Line #2', lastMaintenance: '2023-04-28', status: 'Active' },
];
const batches = [
{ id: '0xBF72...1D43', product: 'Engine Block', quantity: 250, date: '2023-05-01', status: 'Completed' },
{ id: '0x31E8...7A92', product: 'Transmission', quantity: 150, date: '2023-05-03', status: 'In Progress' },
];
const verifyItem = (id: string) => {
setVerifiedItems(prev => ({ ...prev, [id]: true }));
};
return (
<div className="bg-white dark:bg-factory-blue rounded-lg p-4 shadow h-full">
<div className="flex justify-between items-center mb-4">
<h2 className="text-lg font-semibold text-gray-900 dark:text-white">Blockchain Identity & Traceability</h2>
<div className="bg-green-100 dark:bg-green-900/30 text-green-800 dark:text-green-300 text-xs px-2 py-1 rounded-full flex items-center">
<div className="w-2 h-2 bg-green-500 rounded-full mr-1"></div>
Connected to Ethereum
</div>
</div>
<div className="space-y-4">
{/* Identity Verification Section */}
<div className="border dark:border-factory-blue-light rounded-md overflow-hidden">
<div className="bg-gray-50 dark:bg-factory-blue-light p-3 border-b dark:border-factory-blue-light">
<h3 className="font-medium text-sm text-gray-700 dark:text-gray-300">System Identity</h3>
</div>
<div className="p-3">
{loadingId ? (
<div className="animate-pulse flex space-x-4">
<div className="rounded-full bg-gray-200 dark:bg-factory-blue-light h-10 w-10"></div>
<div className="flex-1 space-y-2 py-1">
<div className="h-4 bg-gray-200 dark:bg-factory-blue-light rounded w-3/4"></div>
<div className="h-3 bg-gray-200 dark:bg-factory-blue-light rounded w-5/6"></div>
</div>
</div>
) : (
<div className="flex items-center">
<div className="h-10 w-10 rounded-full bg-factory-teal-dark flex items-center justify-center text-white">
<Check className="h-5 w-5" />
</div>
<div className="ml-3">
<div className="text-sm font-medium text-gray-900 dark:text-white">Digital Factory Genesis</div>
<div className="text-xs text-gray-500 dark:text-gray-400 flex items-center">
<span>ID: 0x8F42...7B21</span>
<span className="mx-1">•</span>
<span className="text-factory-teal">Verified</span>
</div>
</div>
</div>
)}
</div>
</div>
{/* Machines Section */}
<div className="border dark:border-factory-blue-light rounded-md overflow-hidden">
<div className="bg-gray-50 dark:bg-factory-blue-light p-3 border-b dark:border-factory-blue-light">
<h3 className="font-medium text-sm text-gray-700 dark:text-gray-300">Machine NFTs</h3>
</div>
<div className="p-3">
{loadingMachines ? (
<div className="space-y-3">
{[1, 2, 3].map((_, idx) => (
<div key={idx} className="animate-pulse flex space-x-4">
<div className="flex-1 space-y-2 py-1">
<div className="h-4 bg-gray-200 dark:bg-factory-blue-light rounded w-3/4"></div>
<div className="h-3 bg-gray-200 dark:bg-factory-blue-light rounded w-5/6"></div>
</div>
</div>
))}
</div>
) : (
<div className="space-y-2">
{machines.map((machine) => (
<div key={machine.id} className="flex justify-between items-center p-2 hover:bg-gray-50 dark:hover:bg-factory-blue-light rounded-md transition-colors">
<div>
<div className="text-sm font-medium text-gray-900 dark:text-white">{machine.name}</div>
<div className="text-xs text-gray-500 dark:text-gray-400">ID: {machine.id}</div>
</div>
<div className="flex space-x-2">
<span className={`text-xs px-2 py-1 rounded-full ${
machine.status === 'Active'
? 'bg-green-100 text-green-800 dark:bg-green-900/30 dark:text-green-300'
: 'bg-yellow-100 text-yellow-800 dark:bg-yellow-900/30 dark:text-yellow-300'
}`}>
{machine.status}
</span>
{verifiedItems[machine.id] ? (
<span className="text-xs bg-factory-teal-dark/20 text-factory-teal px-2 py-1 rounded-full flex items-center">
<Check className="h-3 w-3 mr-1" /> Verified
</span>
) : (
<button
onClick={() => verifyItem(machine.id)}
className="text-xs bg-gray-100 dark:bg-factory-blue-light text-gray-600 dark:text-gray-300 px-2 py-1 rounded-full flex items-center hover:bg-gray-200 dark:hover:bg-factory-blue transition-colors"
>
<Search className="h-3 w-3 mr-1" /> Verify
</button>
)}
</div>
</div>
))}
</div>
)}
</div>
</div>
{/* Production Batches Section */}
<div className="border dark:border-factory-blue-light rounded-md overflow-hidden">
<div className="bg-gray-50 dark:bg-factory-blue-light p-3 border-b dark:border-factory-blue-light">
<h3 className="font-medium text-sm text-gray-700 dark:text-gray-300">Production Batch NFTs</h3>
</div>
<div className="p-3">
{loadingBatches ? (
<div className="space-y-3">
{[1, 2].map((_, idx) => (
<div key={idx} className="animate-pulse flex space-x-4">
<div className="flex-1 space-y-2 py-1">
<div className="h-4 bg-gray-200 dark:bg-factory-blue-light rounded w-3/4"></div>
<div className="h-3 bg-gray-200 dark:bg-factory-blue-light rounded w-5/6"></div>
</div>
</div>
))}
</div>
) : (
<div className="space-y-2">
{batches.map((batch) => (
<div key={batch.id} className="flex justify-between items-center p-2 hover:bg-gray-50 dark:hover:bg-factory-blue-light rounded-md transition-colors">
<div>
<div className="text-sm font-medium text-gray-900 dark:text-white">{batch.product}</div>
<div className="text-xs text-gray-500 dark:text-gray-400">
ID: {batch.id} • Qty: {batch.quantity}
</div>
</div>
<div className="flex space-x-2">
<span className={`text-xs px-2 py-1 rounded-full ${
batch.status === 'Completed'
? 'bg-blue-100 text-blue-800 dark:bg-blue-900/30 dark:text-blue-300'
: 'bg-purple-100 text-purple-800 dark:bg-purple-900/30 dark:text-purple-300'
}`}>
{batch.status}
</span>
{verifiedItems[batch.id] ? (
<span className="text-xs bg-factory-teal-dark/20 text-factory-teal px-2 py-1 rounded-full flex items-center">
<Check className="h-3 w-3 mr-1" /> Verified
</span>
) : (
<button
onClick={() => verifyItem(batch.id)}
className="text-xs bg-gray-100 dark:bg-factory-blue-light text-gray-600 dark:text-gray-300 px-2 py-1 rounded-full flex items-center hover:bg-gray-200 dark:hover:bg-factory-blue transition-colors"
>
<Search className="h-3 w-3 mr-1" /> Verify
</button>
)}
</div>
</div>
))}
</div>
)}
</div>
</div>
</div>
</div>
);
};
export default BlockchainIdentity;
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