@extends('layouts.admin')

@section('title', 'Invoice Details')
@section('page-title', 'Invoice Details')
@section('breadcrumb')
    <li class="breadcrumb-item"><a href="{{ route('invoices.index') }}">Invoices</a></li>
    <li class="breadcrumb-item active" aria-current="page">{{ $invoice->invoice_number }}</li>
@endsection

@section('content')
@if(session('error'))
    <div class="alert alert-danger alert-dismissible fade show" role="alert">
        <i class="bi bi-exclamation-triangle-fill me-2"></i> {{ session('error') }}
        <button type="button" class="btn-close" data-bs-dismiss="alert" aria-label="Close"></button>
    </div>
@endif

<div class="row">
    <div class="col-12">
        <div class="card card-primary card-outline">
            <div class="card-header d-flex align-items-center justify-content-between flex-wrap gap-2">
                <h3 class="card-title m-0 d-flex align-items-center gap-2">
                    <i class="bi bi-file-earmark-receipt"></i> 
                    <span>{{ $invoice->invoice_number }}</span>
                    <span class="badge bg-{{ $invoice->status_color }}">
                        {{ $invoice->status_label }}
                    </span>
                </h3>
                
                <div class="card-tools d-flex flex-wrap gap-2">
                    <a href="{{ route('invoices.edit', $invoice) }}" class="btn btn-primary btn-sm d-inline-flex align-items-center gap-1">
                        <i class="bi bi-pencil-square"></i> Edit
                    </a>
                    
                    <a href="{{ route('invoices.print', $invoice) }}" target="_blank" class="btn btn-secondary btn-sm d-inline-flex align-items-center gap-1">
                        <i class="bi bi-printer"></i> Print
                    </a>
                    
                    <a href="{{ route('invoices.download-pdf', $invoice) }}" class="btn btn-danger btn-sm d-inline-flex align-items-center gap-1">
                        <i class="bi bi-file-earmark-pdf"></i> Download PDF
                    </a>
                    
                    @if($invoice->isQuotation())
                        <a href="{{ route('invoices.download-quotation-pdf', $invoice) }}" class="btn btn-warning btn-sm d-inline-flex align-items-center gap-1">
                            <i class="bi bi-file-earmark-pdf"></i> Quotation PDF
                        </a>
                    @endif
                    
                    @if($invoice->canBeConvertedToInvoice())
                        <form action="{{ route('invoices.convert', $invoice) }}" method="POST" class="d-inline">
                            @csrf
                            <button type="submit" class="btn btn-success btn-sm d-inline-flex align-items-center gap-1" onclick="return confirm('Convert this quotation to invoice?')">
                                <i class="bi bi-arrow-repeat"></i> Convert to Invoice
                            </button>
                        </form>
                    @endif
                    
                    @if($invoice->canBePaid())
                        <form action="{{ route('invoices.paid', $invoice) }}" method="POST" class="d-inline">
                            @csrf
                            <button type="submit" class="btn btn-success btn-sm d-inline-flex align-items-center gap-1" onclick="return confirm('Mark as paid?')">
                                <i class="bi bi-check-lg"></i> Mark as Paid
                            </button>
                        </form>
                    @endif
                    
                    @if($invoice->canBeCancelled())
                        <form action="{{ route('invoices.cancel', $invoice) }}" method="POST" class="d-inline">
                            @csrf
                            <button type="submit" class="btn btn-danger btn-sm d-inline-flex align-items-center gap-1" onclick="return confirm('Cancel this invoice?')">
                                <i class="bi bi-x-lg"></i> Cancel
                            </button>
                        </form>
                    @endif
                    
                    @if($invoice->isQuotation() || $invoice->isCancelled())
                        <form action="{{ route('invoices.destroy', $invoice) }}" method="POST" class="d-inline">
                            @csrf
                            @method('DELETE')
                            <button type="submit" class="btn btn-outline-danger btn-sm d-inline-flex align-items-center gap-1" onclick="return confirm('Delete this invoice?')">
                                <i class="bi bi-trash"></i> Delete
                            </button>
                        </form>
                    @endif
                </div>
            </div>
            
            <div class="card-body">
                <!-- Invoice Information -->
                <div class="row mb-4">
                    <div class="col-md-6">
                        <div class="card bg-light">
                            <div class="card-header bg-transparent">
                                <h5 class="card-title"><i class="bi bi-person me-2"></i> Customer Information</h5>
                            </div>
                            <div class="card-body">
                                <table class="table-sm table-borderless mb-0 w-100">
                                    <tr>
                                        <td width="100"><strong>Name</strong></td>
                                        <td class="text-end">{{ $invoice->customer_name }}</td>
                                    </tr>
                                    @if($invoice->customer_email)
                                    <tr>
                                        <td><strong>Email</strong></td>
                                        <td class="text-end"><a href="mailto:{{ $invoice->customer_email }}">{{ $invoice->customer_email }}</a></td>
                                    </tr>
                                    @endif
                                    @if($invoice->customer_phone)
                                    <tr>
                                        <td><strong>Phone</strong></td>
                                        <td class="text-end"><a href="tel:{{ $invoice->customer_phone }}">{{ $invoice->customer_phone }}</a></td>
                                    </tr>
                                    @endif
                                    @if($invoice->customer_address)
                                    <tr>
                                        <td><strong>Address</strong></td>
                                        <td class="text-end">{!! nl2br(e($invoice->customer_address)) !!}</td>
                                    </tr>
                                    @endif
                                    @if($invoice->client)
                                    <tr>
                                        <td><strong>Client ID</strong></td>
                                        <td class="text-end">#{{ $invoice->client->id }}</td>
                                    </tr>
                                    @endif
                                </table>
                            </div>
                        </div>
                    </div>
                    
                    <div class="col-md-6">
                        <div class="card bg-light">
                            <div class="card-header bg-transparent">
                                <h5 class="card-title"><i class="bi bi-info-circle me-2"></i> Invoice Information</h5>
                            </div>
                            <div class="card-body">
                                <table class="table-sm table-borderless mb-0 w-100">
                                    <tr>
                                        <td><strong>Invoice #</strong></td>
                                        <td class="text-end">{{ $invoice->invoice_number }}</td>
                                    </tr>
                                    <tr>
                                        <td><strong>Date</strong></td>
                                        <td class="text-end">{{ $invoice->invoice_date->format('d/m/Y') }}</td>
                                    </tr>
                                    @if($invoice->due_date)
                                    <tr>
                                        <td><strong>Due Date</strong></td>
                                        <td class="text-end">
                                            {{ $invoice->due_date->format('d/m/Y') }}
                                            @if($invoice->due_date->isPast() && !$invoice->isPaid() && !$invoice->isCancelled())
                                                <span class="badge bg-danger ms-2">Overdue</span>
                                            @endif
                                        </td>
                                    </tr>
                                    @endif
                                    <tr>
                                        <td><strong>Status</strong></td>
                                        <td class="text-end">
                                            <span class="badge bg-{{ $invoice->status_color }}">
                                                {{ $invoice->status_label }}
                                            </span>
                                        </td>
                                    </tr>
                                    <tr>
                                        <td><strong>Created By</strong></td>
                                        <td class="text-end">{{ $invoice->createdBy->name ?? 'System' }}</td>
                                    </tr>
                                    @if($invoice->original_quotation_id)
                                    <tr>
                                        <td><strong>Original Quotation</strong></td>
                                        <td class="text-end">
                                            <a href="{{ route('invoices.show', $invoice->original_quotation_id) }}">
                                                {{ $invoice->originalQuotation->invoice_number ?? 'N/A' }}
                                            </a>
                                        </td>
                                    </tr>
                                    @endif
                                    @if($invoice->converted_at)
                                    <tr>
                                        <td><strong>Converted At</strong></td>
                                        <td class="text-end">{{ $invoice->converted_at->format('d/m/Y H:i:s') }}</td>
                                    </tr>
                                    @endif
                                </table>
                            </div>
                        </div>
                    </div>
                </div>

                <!-- Notes -->
                @if($invoice->notes)
                <div class="row mb-4">
                    <div class="col-12">
                        <div class="card">
                            <div class="card-header bg-transparent">
                                <h5 class="card-title"><i class="bi bi-pencil me-2"></i> Notes</h5>
                            </div>
                            <div class="card-body">
                                <p class="mb-0">{{ $invoice->notes }}</p>
                            </div>
                        </div>
                    </div>
                </div>
                @endif

                <!-- Invoice Items -->
                <div class="row">
                    <div class="col-12">
                        <div class="card">
                            <div class="card-header bg-transparent d-flex justify-content-between align-items-center">
                                <h5 class="card-title"><i class="bi bi-list-ul me-2"></i> Invoice Items</h5>
                                <span class="badge bg-primary">{{ $invoice->items->count() }} items</span>
                            </div>
                            <div class="card-body p-0">
                                <div class="table-responsive">
                                    <table class="table table-bordered table-striped table-hover mb-0">
                                        <thead class="table-light">
                                            <tr>
                                                <th style="width: 5%;">#</th>
                                                <th style="width: 45%;">Description</th>
                                                <th style="width: 12%; text-align: center;">Quantity</th>
                                                <th style="width: 18%; text-align: right;">Unit Price</th>
                                                <th style="width: 20%; text-align: right;">Amount</th>
                                            </tr>
                                        </thead>
                                        <tbody>
                                            @foreach($invoice->items as $index => $item)
                                            <tr>
                                                <td class="text-center text-secondary">{{ $index + 1 }}</td>
                                                <td style="white-space: pre-line;">{!! $item->description !!}</td>
                                                <td class="text-center">{{ $item->quantity }}</td>
                                                <td class="text-end">RM {{ number_format($item->unit_price, 2) }}</td>
                                                <td class="text-end fw-semibold">RM {{ number_format($item->amount, 2) }}</td>
                                            </tr>
                                            @endforeach
                                        </tbody>
                                        <tfoot class="table-light">
                                            <tr>
                                                <td colspan="4" class="text-end fw-bold">Subtotal</td>
                                                <td class="text-end fw-bold">RM {{ number_format($invoice->subtotal, 2) }}</td>
                                            </tr>
                                            @if($invoice->tax > 0)
                                            <tr>
                                                <td colspan="4" class="text-end">Tax</td>
                                                <td class="text-end">RM {{ number_format($invoice->tax, 2) }}</td>
                                            </tr>
                                            @endif
                                            @if($invoice->discount > 0)
                                            <tr>
                                                <td colspan="4" class="text-end text-danger">Discount</td>
                                                <td class="text-end text-danger">-RM {{ number_format($invoice->discount, 2) }}</td>
                                            </tr>
                                            @endif
                                            <tr>
                                                <td colspan="4" class="text-end fw-bold text-primary">Total</td>
                                                <td class="text-end fw-bold text-primary">RM {{ number_format($invoice->total, 2) }}</td>
                                            </tr>
                                            @if($invoice->isPaid())
                                            <tr>
                                                <td colspan="5" class="text-center bg-success text-white fw-bold py-2">
                                                    <i class="bi bi-check-circle-fill me-2"></i> PAID
                                                </td>
                                            </tr>
                                            @endif
                                        </tfoot>
                                    </table>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>

                <!-- Activity Log -->
                @if($invoice->logs->count() > 0)
                <div class="row mt-4">
                    <div class="col-12">
                        <div class="card">
                            <div class="card-header bg-transparent">
                                <h5 class="card-title"><i class="bi bi-clock-history me-2"></i> Activity Log</h5>
                            </div>
                            <div class="card-body p-0">
                                <div class="table-responsive">
                                    <table class="table table-sm table-striped mb-0">
                                        <thead class="table-light">
                                            <tr>
                                                <th>User</th>
                                                <th>Action</th>
                                                <th>Description</th>
                                                <th>Date/Time</th>
                                            </tr>
                                        </thead>
                                        <tbody>
                                            @foreach($invoice->logs as $log)
                                            <tr>
                                                <td>{{ $log->user->name ?? 'System' }}</td>
                                                <td>
                                                    <span class="badge bg-info">{{ $log->action }}</span>
                                                </td>
                                                <td>{{ $log->description }}</td>
                                                <td>{{ $log->created_at->format('d/m/Y H:i:s') }}</td>
                                            </tr>
                                            @endforeach
                                        </tbody>
                                    </table>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
                @endif
            </div>
            
            <div class="card-footer">
                <div class="d-flex justify-content-between align-items-center flex-wrap gap-2">
                    <a href="{{ route('invoices.index') }}" class="btn btn-secondary d-inline-flex align-items-center gap-1">
                        <i class="bi bi-arrow-left"></i> Back to List
                    </a>
                    <div class="d-flex gap-2">
                        <span class="text-muted small">Created: {{ $invoice->created_at->format('d/m/Y H:i:s') }}</span>
                        @if($invoice->updated_at != $invoice->created_at)
                            <span class="text-muted small">Updated: {{ $invoice->updated_at->format('d/m/Y H:i:s') }}</span>
                        @endif
                    </div>
                </div>
            </div>
        </div>
    </div>
</div>
@endsection

@section('scripts')
<script>
$(document).ready(function() {
    // Auto-hide alerts after 5 seconds
    setTimeout(function() {
        $('.alert').fadeOut('slow');
    }, 5000);
});
</script>
@endsection