@extends('layout.app')
@section('title', 'Parts Assignment Dashboard')

@push('header_script')
    <link rel="stylesheet" href="{{ asset('theme/assets/vendor/datatables/dataTables.bs5.css') }}">
    <link rel="stylesheet" href="{{ asset('theme/assets/vendor/datatables/dataTables.bs5-custom.css') }}">
    <link rel="stylesheet" href="{{ asset('theme/assets/sweetalert/sweet-alert.css') }}" type="text/css">
    <link href="https://cdn.jsdelivr.net/npm/remixicon@2.5.0/fonts/remixicon.css" rel="stylesheet">
    <style>
        .stat-card {
            background: #ffffff;
            border: 1px solid #e2e8f0;
            border-radius: 12px;
            padding: 16px 20px;
            box-shadow: 0 1px 3px rgba(0,0,0,0.04);
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .stat-card .stat-icon {
            width: 48px;
            height: 48px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
        }
        .stat-card .stat-val {
            font-size: 1.5rem;
            font-weight: 700;
            color: #0f172a;
            line-height: 1.2;
        }
        .stat-card .stat-label {
            font-size: 0.8rem;
            font-weight: 500;
            color: #64748b;
        }

        .nav-tabs-custom {
            border-bottom: 2px solid #e2e8f0;
            margin-bottom: 1.25rem;
            gap: 8px;
        }
        .nav-tabs-custom .nav-link {
            font-weight: 600;
            color: #64748b;
            border: none;
            border-bottom: 3px solid transparent;
            padding: 0.65rem 1.25rem;
            background: transparent;
            font-size: 0.95rem;
            border-radius: 0;
            transition: all 0.2s ease-in-out;
        }
        .nav-tabs-custom .nav-link:hover {
            color: #0f172a;
        }
        .nav-tabs-custom .nav-link.active {
            color: #2563eb;
            border-bottom-color: #2563eb;
            background: transparent;
        }

        .content-card {
            background: #ffffff;
            border: 1px solid #e2e8f0;
            border-radius: 12px;
            box-shadow: 0 1px 3px rgba(0,0,0,0.04);
        }

        .btn-action-primary {
            background: linear-gradient(135deg, #1e293b, #0f172a);
            color: #ffffff;
            font-weight: 600;
            border-radius: 8px;
            border: none;
            transition: all 0.2s;
        }
        .btn-action-primary:hover {
            background: #020617;
            color: #ffffff;
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.15);
        }

        .btn-action-outline-danger {
            border: 1.5px solid #ef4444;
            color: #dc2626;
            background: #ffffff;
            font-weight: 600;
            border-radius: 8px;
            transition: all 0.2s;
        }
        .btn-action-outline-danger:hover {
            background: #fee2e2;
            color: #b91c1c;
            border-color: #dc2626;
        }
    </style>
@endpush

@section('content')
    <div class="app-hero-header d-flex flex-wrap align-items-center justify-content-between gap-3 mb-3">
        <ol class="breadcrumb mb-0">
            <li class="breadcrumb-item"><a href="javascript:void(0);">Fleet Management</a></li>
            <li class="breadcrumb-item"><a href="{{ route('parts-inventory.assign-page') }}">Truck Parts & Inventory</a></li>
            <li class="breadcrumb-item active" aria-current="page">Parts Assignment Dashboard</li>
        </ol>
        
        <!-- Header Actions: Both buttons available -->
        <div class="d-flex align-items-center gap-2">
            <a href="{{ route('parts-inventory.unassign.create') }}" class="btn btn-action-outline-danger btn-sm px-3 py-2">
                <i class="ri-tools-line me-1"></i> Unassign a Part
            </a>
            <a href="{{ route('parts-inventory.assign.create') }}" class="btn btn-action-primary btn-sm px-3 py-2">
                <i class="ri-add-circle-line me-1"></i> Assign New Part
            </a>
        </div>
    </div>

    <div class="app-body">
        <!-- Top Metrics Cards -->
        <div class="row g-3 mb-4">
            <div class="col-md-4 col-sm-6">
                <div class="stat-card">
                    <div>
                        <div class="stat-label">Active Assigned Parts</div>
                        <div class="stat-val mt-1 text-primary">{{ $activeAssignmentsCount ?? 0 }}</div>
                        <div class="small text-muted mt-1">Currently fitted on trucks</div>
                    </div>
                    <div class="stat-icon bg-primary-subtle text-primary">
                        <i class="ri-truck-line"></i>
                    </div>
                </div>
            </div>
            <div class="col-md-4 col-sm-6">
                <div class="stat-card">
                    <div>
                        <div class="stat-label">Available in Warehouse</div>
                        <div class="stat-val mt-1 text-success">{{ $availablePartsCount ?? 0 }}</div>
                        <div class="small text-muted mt-1">Ready for assignment</div>
                    </div>
                    <div class="stat-icon bg-success-subtle text-success">
                        <i class="ri-inbox-line"></i>
                    </div>
                </div>
            </div>
            <div class="col-md-4 col-sm-12">
                <div class="stat-card">
                    <div>
                        <div class="stat-label">Total Unassigned Logs</div>
                        <div class="stat-val mt-1 text-danger">{{ $unassignmentsCount ?? 0 }}</div>
                        <div class="small text-muted mt-1">Historical removal records</div>
                    </div>
                    <div class="stat-icon bg-danger-subtle text-danger">
                        <i class="ri-history-line"></i>
                    </div>
                </div>
            </div>
        </div>

        <!-- Custom Styled Navigation Tabs -->
        <ul class="nav nav-tabs-custom" id="partsTab" role="tablist">
            <li class="nav-item" role="presentation">
                <button class="nav-link active" id="assign-tab" data-bs-toggle="tab" data-bs-target="#assign" type="button" role="tab" aria-controls="assign" aria-selected="true">
                    <i class="ri-checkbox-circle-line me-1"></i> Active Assignments
                </button>
            </li>
            <li class="nav-item" role="presentation">
                <button class="nav-link" id="unassign-tab" data-bs-toggle="tab" data-bs-target="#unassign" type="button" role="tab" aria-controls="unassign" aria-selected="false">
                    <i class="ri-file-history-line me-1"></i> Unassignment History
                </button>
            </li>
        </ul>

        <div class="tab-content" id="partsTabContent">
            <!-- TAB 1: Assign Table (Exact columns preserved) -->
            <div class="tab-pane fade show active" id="assign" role="tabpanel" aria-labelledby="assign-tab">
                <div class="content-card p-3">
                    <div class="table-responsive">
                        <table id="assignDatatable" class="table truncate m-0 align-middle w-100 table-hover">
                            <thead class="table-light">
                                <tr>
                                    <th>S.No</th>
                                    <th>Truck No</th>
                                    <th>Item Name</th>
                                    <th>Serial No</th>
                                    <th>Position</th>
                                    <th>Assigned Date</th>
                                    <th>KM at Install</th>
                                    <th>Cost</th>
                                    <th>Remark</th>
                                    <th>Actions</th>
                                </tr>
                            </thead>
                            <tbody></tbody>
                        </table>
                    </div>
                </div>
            </div>

            <!-- TAB 2: Unassign Table (Exact columns preserved) -->
            <div class="tab-pane fade" id="unassign" role="tabpanel" aria-labelledby="unassign-tab">
                <div class="content-card p-3">
                    <div class="table-responsive">
                        <table id="unassignDatatable" class="table truncate m-0 align-middle w-100 table-hover">
                            <thead class="table-light">
                                <tr>
                                    <th>S.No</th>
                                    <th>Truck No</th>
                                    <th>Item Name</th>
                                    <th>Serial No</th>
                                    <th>Removal Date</th>
                                    <th>KM Used</th>
                                    <th>Cost/KM</th>
                                    <th>Next Status</th>
                                    <th>Remark</th>
                                    <th>Actions</th>
                                </tr>
                            </thead>
                            <tbody></tbody>
                        </table>
                    </div>
                </div>
            </div>
        </div>
    </div>
@endsection

@push('footer_script')
    <script src="{{ asset('theme/assets/vendor/datatables/dataTables.min.js') }}"></script>
    <script src="{{ asset('theme/assets/vendor/datatables/dataTables.bootstrap.min.js') }}"></script>
    <script src="{{ asset('theme/assets/vendor/datatables/custom/custom-datatables.js') }}"></script>
    <script>
        $(document).ready(function() {
            // Active Assignments Table
            $('#assignDatatable').DataTable({
                processing: true,
                serverSide: true,
                ajax: '{{ route("parts-inventory.assign.getData") }}',
                columns: [
                    { data: 'DT_RowIndex', name: 'DT_RowIndex', orderable: false, searchable: false },
                    { data: 'truck_no', name: 'truck_no' },
                    { data: 'item_name', name: 'item_name' },
                    { data: 'serial_no', name: 'serial_no' },
                    { data: 'position', name: 'position' },
                    { data: 'assignment_date_fmt', name: 'assignment_date', searchable: false },
                    { data: 'truck_km_at_assignment', name: 'truck_km_at_assignment' },
                    { data: 'cost', name: 'cost' },
                    { data: 'remarks', name: 'remarks' },
                    { data: 'actions', name: 'actions', orderable: false, searchable: false }
                ]
            });

            // Unassignment History Table (Initialized once on tab open)
            var unassignTableInitialized = false;
            
            $('button[data-bs-toggle="tab"]').on('shown.bs.tab', function (e) {
                if (e.target.id === 'unassign-tab' && !unassignTableInitialized) {
                    $('#unassignDatatable').DataTable({
                        processing: true,
                        serverSide: true,
                        ajax: '{{ route("parts-inventory.unassign.getData") }}',
                        columns: [
                            { data: 'DT_RowIndex', name: 'DT_RowIndex', orderable: false, searchable: false },
                            { data: 'truck_no', name: 'truck_no' },
                            { data: 'item_name', name: 'item_name' },
                            { data: 'serial_no', name: 'serial_no' },
                            { data: 'unassign_date_fmt', name: 'unassign_date', searchable: false },
                            { data: 'km_used', name: 'km_used' },
                            { data: 'cost_per_km', name: 'cost_per_km' },
                            { data: 'next_status', name: 'next_status' },
                            { data: 'remark', name: 'remark' },
                            { data: 'actions', name: 'actions', orderable: false, searchable: false }
                        ]
                    });
                    unassignTableInitialized = true;
                }
            });

            // Handle deep linking hash in URL (e.g. #unassign)
            if (window.location.hash === '#unassign') {
                var triggerEl = document.querySelector('#unassign-tab');
                if (triggerEl) {
                    var tab = new bootstrap.Tab(triggerEl);
                    tab.show();
                }
            }
        });
    </script>
@endpush