@extends('layouts.app')

@section('title', 'Document Vault')

@section('content')
<div class="d-flex flex-column flex-md-row justify-content-between align-items-start align-items-md-center mb-4 gap-2">
    <div>
        <h4 class="fw-bold mb-1">Document Management Vault</h4>
        <p class="text-secondary small mb-0">Secure storage for employee contracts, NID/passports, certifications, and compliance records</p>
    </div>
    <div class="d-flex gap-2">
        <button class="btn btn-outline-secondary btn-sm bg-white" data-bs-toggle="modal" data-bs-target="#addCategoryModal">
            <i class="bi bi-folder-plus me-1"></i> New Category
        </button>
        <button class="btn btn-primary btn-sm shadow-sm" data-bs-toggle="modal" data-bs-target="#uploadDocModal">
            <i class="bi bi-cloud-arrow-up-fill me-1"></i> Upload Document
        </button>
    </div>
</div>

<!-- Alert for Expiring Documents -->
@if($expiringCount > 0)
    <div class="alert alert-warning d-flex align-items-center mb-4 shadow-sm" role="alert">
        <i class="bi bi-exclamation-triangle-fill me-2 fs-5"></i>
        <div>
            <strong>Compliance Attention:</strong> {{ $expiringCount }} employee document(s) are expiring within the next 30 days. Please arrange renewals.
        </div>
    </div>
@endif

<div class="card shadow-sm">
    <div class="card-header bg-white d-flex justify-content-between align-items-center">
        <h6 class="mb-0 fw-bold">Stored Documents & Certificates</h6>
        <span class="badge bg-light text-secondary border">Total {{ $documents->total() }} Files</span>
    </div>
    <div class="table-responsive">
        <table class="table table-hover align-middle mb-0 small">
            <thead class="table-light text-secondary">
                <tr>
                    <th>Document Title</th>
                    <th>Associated Employee</th>
                    <th>Category</th>
                    <th>Issue Date</th>
                    <th>Expiry Date</th>
                    <th>Status</th>
                    <th>File Size</th>
                    <th class="text-end">Action</th>
                </tr>
            </thead>
            <tbody>
                @forelse($documents as $doc)
                    <tr>
                        <td class="fw-semibold text-dark">
                            <i class="bi bi-file-earmark-pdf-fill text-danger me-1"></i> {{ $doc->title }}
                        </td>
                        <td>
                            @if($doc->employee)
                                {{ $doc->employee->full_name }}
                                <span class="text-muted text-xs">({{ $doc->employee->employee_code }})</span>
                            @else
                                <span class="badge bg-light text-secondary">Company Wide</span>
                            @endif
                        </td>
                        <td>{{ $doc->category->name ?? 'General' }}</td>
                        <td>{{ $doc->issue_date ? $doc->issue_date->format('d M Y') : '--' }}</td>
                        <td>{{ $doc->expiry_date ? $doc->expiry_date->format('d M Y') : 'No Expiry' }}</td>
                        <td>
                            @if($doc->status === 'valid')
                                <span class="badge badge-soft-success">Valid</span>
                            @elseif($doc->status === 'expiring_soon')
                                <span class="badge badge-soft-warning">Expiring Soon</span>
                            @else
                                <span class="badge badge-soft-danger">Expired</span>
                            @endif
                        </td>
                        <td>{{ number_format($doc->file_size / 1024, 1) }} KB</td>
                        <td class="text-end">
                            <span class="badge bg-light text-secondary border">
                                <i class="bi bi-shield-lock me-1"></i> Encrypted
                            </span>
                        </td>
                    </tr>
                @empty
                    <tr>
                        <td colspan="8" class="text-center py-5 text-muted">
                            <i class="bi bi-folder2-open fs-2 d-block mb-2"></i>
                            No documents uploaded yet.
                        </td>
                    </tr>
                @endforelse
            </tbody>
        </table>
    </div>
</div>

<!-- Modal: Upload Document -->
<div class="modal fade" id="uploadDocModal" tabindex="-1">
    <div class="modal-dialog">
        <form action="{{ route('documents.store') }}" method="POST" enctype="multipart/form-data" class="modal-content">
            @csrf
            <div class="modal-header">
                <h6 class="modal-title fw-bold">Upload Secure Document</h6>
                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
            </div>
            <div class="modal-body">
                <div class="mb-3">
                    <label class="form-label small fw-semibold">Document Title *</label>
                    <input type="text" name="title" class="form-control form-control-sm" required placeholder="e.g. Employment Agreement / NID">
                </div>
                <div class="mb-3">
                    <label class="form-label small fw-semibold">Employee (Leave blank if company-wide)</label>
                    <select name="employee_id" class="form-select form-select-sm">
                        <option value="">Company-Wide Document</option>
                        @foreach($employees as $e)
                            <option value="{{ $e->id }}">{{ $e->full_name }} ({{ $e->employee_code }})</option>
                        @endforeach
                    </select>
                </div>
                <div class="mb-3">
                    <label class="form-label small fw-semibold">Category</label>
                    <select name="document_category_id" class="form-select form-select-sm">
                        <option value="">Select Category</option>
                        @foreach($categories as $c)
                            <option value="{{ $c->id }}">{{ $c->name }}</option>
                        @endforeach
                    </select>
                </div>
                <div class="row g-2 mb-3">
                    <div class="col-6">
                        <label class="form-label small fw-semibold">Issue Date</label>
                        <input type="date" name="issue_date" class="form-control form-control-sm">
                    </div>
                    <div class="col-6">
                        <label class="form-label small fw-semibold">Expiry Date</label>
                        <input type="date" name="expiry_date" class="form-control form-control-sm">
                    </div>
                </div>
                <div class="mb-3">
                    <label class="form-label small fw-semibold">File Attachment * (PDF, DOC, JPG, PNG)</label>
                    <input type="file" name="file" class="form-control form-control-sm" required>
                </div>
            </div>
            <div class="modal-footer">
                <button type="button" class="btn btn-sm btn-light" data-bs-dismiss="modal">Cancel</button>
                <button type="submit" class="btn btn-sm btn-primary">Save Document</button>
            </div>
        </form>
    </div>
</div>

<!-- Modal: New Category -->
<div class="modal fade" id="addCategoryModal" tabindex="-1">
    <div class="modal-dialog">
        <form action="{{ route('documents.categories.store') }}" method="POST" class="modal-content">
            @csrf
            <div class="modal-header">
                <h6 class="modal-title fw-bold">Create Document Category</h6>
                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
            </div>
            <div class="modal-body">
                <div class="mb-3">
                    <label class="form-label small fw-semibold">Category Name *</label>
                    <input type="text" name="name" class="form-control form-control-sm" required placeholder="e.g. Identity & Passports">
                </div>
                <div class="mb-3">
                    <label class="form-label small fw-semibold">Description</label>
                    <textarea name="description" class="form-control form-control-sm" rows="2"></textarea>
                </div>
            </div>
            <div class="modal-footer">
                <button type="button" class="btn btn-sm btn-light" data-bs-dismiss="modal">Cancel</button>
                <button type="submit" class="btn btn-sm btn-primary">Create Category</button>
            </div>
        </form>
    </div>
</div>
@endsection