@extends('layouts.admin')

@section('title', 'Manage Authorized Users')

@section('content')
<div class="container mx-auto px-4 py-8">
    
    <!-- Header -->
    <div class="flex justify-between items-center mb-8">
        <div>
            <h1 class="text-3xl font-bold text-gray-900">Authorized Users</h1>
            <p class="text-gray-600 mt-1">Manage user access codes and permissions</p>
        </div>
        <a href="{{ route('admin.authorized-users.create') }}" class="btn-primary">
            <svg class="w-5 h-5 mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 6v6m0 0v6m0-6h6m-6 0H6"/>
            </svg>
            Add New User
        </a>
    </div>

    <!-- Success Message -->
    @if(session('success'))
    <div class="bg-green-50 border border-green-200 text-green-800 px-4 py-3 rounded-lg mb-6 flex items-center">
        <svg class="w-5 h-5 mr-2" fill="currentColor" viewBox="0 0 20 20">
            <path fill-rule="evenodd" d="M10 18a8 8 0 100-16 8 8 0 000 16zm3.707-9.293a1 1 0 00-1.414-1.414L9 10.586 7.707 9.293a1 1 0 00-1.414 1.414l2 2a1 1 0 001.414 0l4-4z" clip-rule="evenodd"/>
        </svg>
        {{ session('success') }}
    </div>
    @endif

    <!-- Error Message -->
    @if(session('error'))
    <div class="bg-red-50 border border-red-200 text-red-800 px-4 py-3 rounded-lg mb-6 flex items-center">
        <svg class="w-5 h-5 mr-2" fill="currentColor" viewBox="0 0 20 20">
            <path fill-rule="evenodd" d="M10 18a8 8 0 100-16 8 8 0 000 16zM8.707 7.293a1 1 0 00-1.414 1.414L8.586 10l-1.293 1.293a1 1 0 101.414 1.414L10 11.414l1.293 1.293a1 1 0 001.414-1.414L11.414 10l1.293-1.293a1 1 0 00-1.414-1.414L10 8.586 8.707 7.293z" clip-rule="evenodd"/>
        </svg>
        {{ session('error') }}
    </div>
    @endif

    <!-- Stats Cards -->
    <div class="grid grid-cols-1 md:grid-cols-3 gap-6 mb-8">
        <div class="bg-white rounded-xl shadow-sm p-6 border border-gray-100">
            <div class="flex items-center justify-between">
                <div>
                    <p class="text-sm font-medium text-gray-600">Total Users</p>
                    <p class="text-3xl font-bold text-gray-900 mt-1">{{ $authorizedUsers->total() }}</p>
                </div>
                <div class="w-12 h-12 bg-blue-100 rounded-lg flex items-center justify-center">
                    <svg class="w-6 h-6 text-blue-600" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M17 20h5v-2a3 3 0 00-5.356-1.857M17 20H7m10 0v-2c0-.656-.126-1.283-.356-1.857M7 20H2v-2a3 3 0 015.356-1.857M7 20v-2c0-.656.126-1.283.356-1.857m0 0a5.002 5.002 0 019.288 0M15 7a3 3 0 11-6 0 3 3 0 016 0zm6 3a2 2 0 11-4 0 2 2 0 014 0zM7 10a2 2 0 11-4 0 2 2 0 014 0z"/>
                    </svg>
                </div>
            </div>
        </div>

        <div class="bg-white rounded-xl shadow-sm p-6 border border-gray-100">
            <div class="flex items-center justify-between">
                <div>
                    <p class="text-sm font-medium text-gray-600">Active Codes</p>
                    <p class="text-3xl font-bold text-green-600 mt-1">{{ $authorizedUsers->where('is_used', false)->count() }}</p>
                </div>
                <div class="w-12 h-12 bg-green-100 rounded-lg flex items-center justify-center">
                    <svg class="w-6 h-6 text-green-600" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 12l2 2 4-4m6 2a9 9 0 11-18 0 9 9 0 0118 0z"/>
                    </svg>
                </div>
            </div>
        </div>

        <div class="bg-white rounded-xl shadow-sm p-6 border border-gray-100">
            <div class="flex items-center justify-between">
                <div>
                    <p class="text-sm font-medium text-gray-600">Used Codes</p>
                    <p class="text-3xl font-bold text-gray-400 mt-1">{{ $authorizedUsers->where('is_used', true)->count() }}</p>
                </div>
                <div class="w-12 h-12 bg-gray-100 rounded-lg flex items-center justify-center">
                    <svg class="w-6 h-6 text-gray-600" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M5 13l4 4L19 7"/>
                    </svg>
                </div>
            </div>
        </div>
    </div>

    <!-- Table -->
    <div class="bg-white rounded-xl shadow-sm overflow-hidden border border-gray-100">
        <div class="overflow-x-auto">
            <table class="min-w-full divide-y divide-gray-200">
                <thead class="bg-gray-50">
                    <tr>
                        <th class="px-6 py-4 text-left text-xs font-semibold text-gray-600 uppercase tracking-wider">Email</th>
                        <th class="px-6 py-4 text-left text-xs font-semibold text-gray-600 uppercase tracking-wider">Access Code</th>
                        <th class="px-6 py-4 text-left text-xs font-semibold text-gray-600 uppercase tracking-wider">Referral Code</th>
                        <th class="px-6 py-4 text-left text-xs font-semibold text-gray-600 uppercase tracking-wider">Referred (Max 5)</th>
                        <th class="px-6 py-4 text-left text-xs font-semibold text-gray-600 uppercase tracking-wider">Status</th>
                        <th class="px-6 py-4 text-left text-xs font-semibold text-gray-600 uppercase tracking-wider">Registered User</th>
                        <th class="px-6 py-4 text-left text-xs font-semibold text-gray-600 uppercase tracking-wider">Created</th>
                        <th class="px-6 py-4 text-right text-xs font-semibold text-gray-600 uppercase tracking-wider">Actions</th>
                    </tr>
                </thead>
                <tbody class="bg-white divide-y divide-gray-200">
                    @forelse($authorizedUsers as $authUser)
                    <tr class="hover:bg-gray-50 transition">
                        <td class="px-6 py-4 whitespace-nowrap">
                            <div class="text-sm font-medium text-gray-900">{{ $authUser->email }}</div>
                        </td>
                        <td class="px-6 py-4 whitespace-nowrap">
                            <div class="flex items-center">
                                <code class="text-sm font-mono bg-gray-100 px-3 py-1 rounded">{{ $authUser->access_code }}</code>
                                <button onclick="copyToClipboard('{{ $authUser->access_code }}')" class="ml-2 text-gray-400 hover:text-gray-600">
                                    <svg class="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M8 16H6a2 2 0 01-2-2V6a2 2 0 012-2h8a2 2 0 012 2v2m-6 12h8a2 2 0 002-2v-8a2 2 0 00-2-2h-8a2 2 0 00-2 2v8a2 2 0 002 2z"/>
                                    </svg>
                                </button>
                            </div>
                        </td>
                        <td class="px-6 py-4 whitespace-nowrap">
                            @if($authUser->referral_code)
                                <div class="flex items-center">
                                    <code class="text-sm font-mono bg-blue-50 text-blue-700 px-3 py-1 rounded border border-blue-200">{{ $authUser->referral_code }}</code>
                                    <button onclick="copyToClipboard('{{ $authUser->referral_code }}')" class="ml-2 text-blue-400 hover:text-blue-600">
                                        <svg class="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M8 16H6a2 2 0 01-2-2V6a2 2 0 012-2h8a2 2 0 012 2v2m-6 12h8a2 2 0 002-2v-8a2 2 0 00-2-2h-8a2 2 0 00-2 2v8a2 2 0 002 2z"/>
                                        </svg>
                                    </button>
                                </div>
                            @else
                                <span class="text-gray-400 text-sm">-</span>
                            @endif
                        </td>
                        <td class="px-6 py-4 whitespace-nowrap">
                            @if($authUser->referral_code)
                                @php
                                    $referredCount = is_array($authUser->referred_users) ? count($authUser->referred_users) : 0;
                                @endphp
                                <div class="flex items-center">
                                    <span class="text-sm font-medium {{ $referredCount >= 5 ? 'text-red-600' : 'text-gray-900' }}">
                                        {{ $referredCount }}/5
                                    </span>
                                    @if($referredCount >= 5)
                                        <span class="ml-2 px-2 py-1 text-xs bg-red-100 text-red-700 rounded-full">Full</span>
                                    @endif
                                </div>
                            @else
                                <span class="text-gray-400 text-sm">-</span>
                            @endif
                        </td>
                        <td class="px-6 py-4 whitespace-nowrap">
                            @if($authUser->is_used)
                                <span class="px-3 py-1 inline-flex text-xs leading-5 font-semibold rounded-full bg-gray-100 text-gray-800">
                                    Used
                                </span>
                            @else
                                <span class="px-3 py-1 inline-flex text-xs leading-5 font-semibold rounded-full bg-green-100 text-green-800">
                                    Active
                                </span>
                            @endif
                        </td>
                        <td class="px-6 py-4 whitespace-nowrap text-sm text-gray-600">
                            @if($authUser->user)
                                {{ $authUser->user->name }}
                            @else
                                <span class="text-gray-400">-</span>
                            @endif
                        </td>
                        <td class="px-6 py-4 whitespace-nowrap text-sm text-gray-600">
                            {{ $authUser->created_at->format('M d, Y') }}
                        </td>
                        <td class="px-6 py-4 whitespace-nowrap text-right text-sm font-medium">
                            <div class="flex justify-end gap-2">
                                @if(!$authUser->is_used)
                                    <form action="{{ route('admin.authorized-users.regenerate', $authUser) }}" method="POST" class="inline">
                                        @csrf
                                        <button type="submit" class="text-blue-600 hover:text-blue-900" title="Regenerate Code">
                                            <svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M4 4v5h.582m15.356 2A8.001 8.001 0 004.582 9m0 0H9m11 11v-5h-.581m0 0a8.003 8.003 0 01-15.357-2m15.357 2H15"/>
                                            </svg>
                                        </button>
                                    </form>
                                @endif
                                
                                <a href="{{ route('admin.authorized-users.edit', $authUser) }}" class="text-indigo-600 hover:text-indigo-900" title="Edit">
                                    <svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M11 5H6a2 2 0 00-2 2v11a2 2 0 002 2h11a2 2 0 002-2v-5m-1.414-9.414a2 2 0 112.828 2.828L11.828 15H9v-2.828l8.586-8.586z"/>
                                    </svg>
                                </a>
                                
                                <form action="{{ route('admin.authorized-users.destroy', $authUser) }}" method="POST" class="inline" onsubmit="return confirm('Are you sure you want to delete this access code?')">
                                    @csrf
                                    @method('DELETE')
                                    <button type="submit" class="text-red-600 hover:text-red-900" title="Delete">
                                        <svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 7l-.867 12.142A2 2 0 0116.138 21H7.862a2 2 0 01-1.995-1.858L5 7m5 4v6m4-6v6m1-10V4a1 1 0 00-1-1h-4a1 1 0 00-1 1v3M4 7h16"/>
                                        </svg>
                                    </button>
                                </form>
                            </div>
                        </td>
                    </tr>
                    @empty
                    <tr>
                        <td colspan="8" class="px-6 py-12 text-center text-gray-500">
                            <svg class="mx-auto h-12 w-12 text-gray-400" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M20 13V6a2 2 0 00-2-2H6a2 2 0 00-2 2v7m16 0v5a2 2 0 01-2 2H6a2 2 0 01-2-2v-5m16 0h-2.586a1 1 0 00-.707.293l-2.414 2.414a1 1 0 01-.707.293h-3.172a1 1 0 01-.707-.293l-2.414-2.414A1 1 0 006.586 13H4"/>
                            </svg>
                            <p class="mt-4 text-lg font-medium">No authorized users found</p>
                            <p class="mt-1">Get started by creating a new access code.</p>
                        </td>
                    </tr>
                    @endforelse
                </tbody>
            </table>
        </div>

        <!-- Pagination -->
        @if($authorizedUsers->hasPages())
        <div class="bg-white px-6 py-4 border-t border-gray-200">
            {{ $authorizedUsers->links() }}
        </div>
        @endif
    </div>

</div>

<script>
function copyToClipboard(text) {
    navigator.clipboard.writeText(text).then(function() {
        alert('Access code copied to clipboard!');
    }, function(err) {
        console.error('Could not copy text: ', err);
    });
}
</script>

<style>
.btn-primary {
    @apply inline-flex items-center px-6 py-3 bg-indigo-600 border border-transparent rounded-lg font-semibold text-sm text-white uppercase tracking-widest hover:bg-indigo-700 active:bg-indigo-900 focus:outline-none focus:border-indigo-900 focus:ring ring-indigo-300 disabled:opacity-25 transition ease-in-out duration-150;
}
</style>
@endsection