@extends('layouts.app')

@section('title', 'API Key')

@push('styles')
<style>
    .info-box {
        background: #eef6ff;
        border: 1px solid #b6daff;
        border-radius: 8px;
        color: #084298;
        font-size: 0.95rem;
        display: flex;
        align-items: center;
    }
    .api-card {
        border: none;
        border-radius: 12px;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
        background: #fff;
    }
    .api-card .card-header {
        border-radius: 12px 12px 0 0;
        font-weight: 600;
        font-size: 1.1rem;
    }
    .btn-action {
        border-radius: 6px;
    }
    .alert-custom {
        background: #fffde7;
        border: 1px solid #fff3c4;
        border-radius: 8px;
    }
    
    /* Table Styles */
    .table-responsive {
        border-radius: 8px;
        overflow: hidden;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    }
    .table th {
        background-color: #f8f9fa;
        border-bottom: 2px solid #dee2e6;
        font-weight: 600;
        color: #495057;
    }
    .table td {
        vertical-align: middle;
    }
    .status-badge {
        padding: 0.35em 0.65em;
        font-size: 0.75em;
        font-weight: 600;
        border-radius: 0.375rem;
    }
    .status-active {
        background-color: #d1e7dd;
        color: #0f5132;
    }
    .status-inactive {
        background-color: #f8d7da;
        color: #721c24;
    }
    .status-pending {
        background-color: #fff3cd;
        color: #856404;
    }
    .api-key-cell {
        max-width: 200px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
    .action-buttons {
        display: flex;
        gap: 0.5rem;
    }
    .empty-state {
        text-align: center;
        padding: 2rem;
        color: #6c757d;
    }
    .empty-state i {
        font-size: 3rem;
        margin-bottom: 1rem;
        color: #dee2e6;
    }
    
    /* Mobile responsive adjustments */
    @media (max-width: 768px) {
        .table thead {
            display: none;
        }
        .table, .table tbody, .table tr, .table td {
            display: block;
            width: 100%;
        }
        .table tr {
            margin-bottom: 1rem;
            border: 1px solid #dee2e6;
            border-radius: 8px;
            padding: 0.75rem;
        }
        .table td {
            text-align: right;
            padding-left: 50%;
            position: relative;
            border: none;
            border-bottom: 1px solid #f1f1f1;
        }
        .table td:before {
            content: attr(data-label);
            position: absolute;
            left: 0.75rem;
            width: 45%;
            padding-right: 0.75rem;
            font-weight: 600;
            text-align: left;
        }
        .action-buttons {
            justify-content: flex-end;
        }
    }
</style>
@endpush

@section('content')

<div class="container-fluid py-5 mt-3">
    <div class="row">
        <div class="col-12">
            <h3 class="mb-4">API Keys</h3>
        </div>
    </div>

    <div class="row justify-content-center">
        <div class="col-md-12">
            <div class="card api-card">
                <div class="card-body">

                    {{-- Alerts --}}
                    @if(session('success'))
                        <div class="alert alert-success alert-dismissible fade show mb-4">
                            <i class="bi bi-check-circle"></i> {{ session('success') }}
                            <button type="button" class="btn-close" data-bs-dismiss="alert"></button>
                        </div>
                    @endif

                    @if(session('error'))
                        <div class="alert alert-danger alert-dismissible fade show mb-4">
                            <i class="bi bi-exclamation-circle"></i> {{ session('error') }}
                            <button type="button" class="btn-close" data-bs-dismiss="alert"></button>
                        </div>
                    @endif

                    <div class="info-box mb-4 p-3">
                        <i class="bi bi-info-circle me-2 text-primary"></i>
                        <span>Your API keys authenticate requests to the WhatsApp API. Keep them safe.</span>
                    </div>

                    {{-- API Keys Table --}}
                    <div class="table-responsive mb-4">
                        <table class="table table-hover">
                            <thead>
                                <tr>
                                    <th scope="col">Instance ID</th>
                                    <th scope="col">WhatsApp Number</th>
                                    <th scope="col">API Key</th>
                                    <th scope="col">Created At</th>
                                    <th scope="col">Last Used</th>
                                    <th scope="col">Instance Status</th>
                                    <th scope="col">Actions</th>
                                </tr>
                            </thead>
                            <tbody>
                                @if(count($apiKeys) > 0)
                                    @foreach($apiKeys as $key)
                                    <tr>
                                        <td data-label="Instance ID">{{ $key['instance_id'] }}</td>
                                        <td data-label="WhatsApp Number">{{ $key['whatsapp_user_id'] }}</td>
                                        <td data-label="API Key" class="api-key-cell">
                                            <span class="api-key-value" data-key="{{ $key['api_key'] }}">
                                                {{ substr($key['api_key'], 0, 8) }}...
                                            </span>
                                            <button class="btn btn-sm btn-outline-primary ms-1 copy-api-key" data-bs-toggle="tooltip" title="Copy to Clipboard">
                                                <i class="bi bi-clipboard"></i>
                                            </button>
                                        </td>
                                        <td data-label="Created At">{{ formatTimestamp($key['created_at']) }}</td>
                                        <td data-label="Last Used">
                                            @if($key['last_used'])
                                                {{ formatTimestamp($key['last_used']) }}
                                            @else
                                                <span class="text-muted">Never</span>
                                            @endif
                                        </td>
                                        <td data-label="Status">
                                            @php
                                                $statusClass = 'status-pending';
                                                if($key['instance_status'] === 'active') {
                                                    $statusClass = 'status-active';
                                                } elseif($key['instance_status'] === 'inactive') {
                                                    $statusClass = 'status-inactive';
                                                }
                                            @endphp
                                            <span class="status-badge {{ $statusClass }}">
                                                {{ ucfirst($key['instance_status']) }}
                                            </span>
                                        </td>
                                        <td data-label="Actions">
                                        <div class="action-buttons">
                                                <form action="{{ route('regenerate-api-key') }}" method="POST" class="d-inline">
                                                    @csrf
                                                    <!-- Add instance_id as hidden field -->
                                                    <input type="hidden" name="instance_id" value="{{ $key['instance_id'] }}">
                                                    
                                                    <button type="submit" class="btn btn-sm btn-outline-warning" 
                                                            data-bs-toggle="tooltip" 
                                                            title="Regenerate API Key"
                                                            onclick="return confirm('Are you sure? This will invalidate your current API key and generate a new one.')">
                                                        <i class="bi bi-arrow-clockwise"></i>
                                                    </button>
                                                </form>
                                            </div>
                                        </td>
                                    </tr>
                                    @endforeach
                                @else
                                <tr>
                                    <td colspan="10">
                                        <div class="empty-state">
                                            <i class="bi bi-key"></i>
                                            <h5>No API Keys Found</h5>
                                            <p>
                                                You haven’t created any instances yet. Go to the Dashboard and click the button to create a new instance. Scan the QR code to link your WhatsApp number, then return here to retrieve your API key.
                                            </p>
                                            {{-- <button class="btn btn-primary">
                                                <i class="bi bi-plus-circle"></i> Create Instance & Scan QR Code
                                            </button> --}}
                                        </div>
                                    </td>
                                </tr>
                                @endif
                            </tbody>
                        </table>
                    </div>

                    {{-- API Usage Example --}}
                    <div class="card mb-4 border-0 shadow-sm">
                        <div class="card-header bg-light fw-bold">
                            <i class="bi bi-code-slash"></i> API Usage Example
                        </div>
                        <div class="card-body code-block">
                            <pre class="bg-light p-3 rounded border">
                                <code class="language-bash">
                        curl --location '{{ config('services.node_api.url') }}/send-message' \
                        --header 'Content-Type: application/json' \
                        --header 'Authorization: YOUR_API_KEY' \
                        --data '{
                            "recipients": ["254712345678"],
                            "type": "text",
                            "text": "Trying new features"
                        }'
                                </code>
                            </pre>
                        </div>
                    </div>

                    {{-- Security Notes --}}
                    <div class="alert-custom p-3">
                        <h6 class="fw-bold"><i class="bi bi-exclamation-triangle"></i> Important Security Notes</h6>
                        <ul class="mb-0 mt-2">
                            <li>Keep your API keys confidential</li>
                            <li>Do not expose them in client-side code</li>
                            <li>Rotate your API keys if compromised</li>
                            <li>Use environment variables in production</li>
                        </ul>
                    </div>

                </div>
            </div>
        </div>
    </div>
</div>

@endsection

@push('scripts')
<script>
    document.addEventListener('DOMContentLoaded', function() {
        // Initialize tooltips
        const tooltipTriggerList = [].slice.call(document.querySelectorAll('[data-bs-toggle="tooltip"]'));
        const tooltipList = tooltipTriggerList.map(function (tooltipTriggerEl) {
            return new bootstrap.Tooltip(tooltipTriggerEl);
        });

        // Copy API key to clipboard
        document.querySelectorAll('.copy-api-key').forEach(button => {
            button.addEventListener('click', function() {
                const apiKeyCell = this.closest('.api-key-cell');
                const apiKeySpan = apiKeyCell.querySelector('.api-key-value');
                const apiKey = apiKeySpan.getAttribute('data-key');
                
                navigator.clipboard.writeText(apiKey).then(() => {
                    // Change icon to checkmark temporarily
                    const originalHTML = this.innerHTML;
                    this.innerHTML = '<i class="bi bi-check"></i>';
                    this.classList.remove('btn-outline-primary');
                    this.classList.add('btn-success');
                    
                    setTimeout(() => {
                        this.innerHTML = originalHTML;
                        this.classList.remove('btn-success');
                        this.classList.add('btn-outline-primary');
                    }, 1500);
                }).catch(() => {
                    alert('Failed to copy API key to clipboard.');
                });
            });
        });
    });
</script>
@endpush