@extends('layouts.app')

@section('title', 'Inventory Categories')
@section('page', 'inventory')
@section('inventoryNav', 'categories')

@php
  $statusVariant = fn ($s) => $s === 'Active' ? 'success' : 'danger';
  $toneCycle = ['primary', 'success', 'warning', 'info', 'danger'];
  $totalCategories = $categories->count();
  $activeCategories = $categories->where('status', 'Active')->count();
  $inactiveCategories = $categories->where('status', 'Inactive')->count();
  $rootCategories = $categories->whereNull('parent_id')->count();
@endphp

@section('content')
  @include('partials.inventory-nav')

  @if (session('success'))
    <x-alert class="mb-3" variant="success" icon="bi-check-circle">{{ session('success') }}</x-alert>
  @endif

  @if ($errors->any())
    <x-alert class="mb-3" variant="danger" icon="bi-exclamation-triangle">{{ $errors->first() }}</x-alert>
  @endif

  <x-data-table
    id="inventory-categories-table"
    class="catalog-table categories-table"
    title="Inventory Categories"
    subtitle="Categories linked to inventory stock."
    search-placeholder="Search inventory categories..."
    :selectable="false"
    :page-size="10"
  >
    <x-slot:toolbarActions>
      <button type="button" class="btn btn-primary" data-bs-toggle="modal" data-bs-target="#categoryModal" data-category-add>
        <i class="bi bi-plus-lg"></i> Add Category
      </button>
    </x-slot:toolbarActions>
    <x-slot:filters>
      <select class="form-select form-select-sm" data-edt-col-filter="parent" aria-label="Parent">
        <option value="">All Parents</option>
        <option>Root</option>
        @foreach ($parents as $parent)
          <option>{{ $parent->name }}</option>
        @endforeach
      </select>
      <select class="form-select form-select-sm" data-edt-col-filter="status" aria-label="Status">
        <option value="">All Statuses</option>
        <option>Active</option>
        <option>Inactive</option>
      </select>
    </x-slot:filters>
    <x-slot:afterToolbar>
      <div class="product-stats-panel">
        <div class="row g-3 product-stats product-stats--4 justify-content-start">
          <div class="col-6 col-md-3 product-stat-col">
            <div class="product-kpi product-kpi--primary">
              <span class="product-kpi__icon" aria-hidden="true">
                <span class="product-kpi__glyph"><i class="bi bi-folder2"></i></span>
              </span>
              <div class="product-kpi__body">
                <p class="product-kpi__label">Total Categories</p>
                <p class="product-kpi__value">{{ $totalCategories }}</p>
                <p class="product-kpi__meta">Inventory category groups</p>
              </div>
            </div>
          </div>
          <div class="col-6 col-md-3 product-stat-col">
            <div class="product-kpi product-kpi--success">
              <span class="product-kpi__icon" aria-hidden="true">
                <span class="product-kpi__glyph"><i class="bi bi-check-lg"></i></span>
              </span>
              <div class="product-kpi__body">
                <p class="product-kpi__label">Active</p>
                <p class="product-kpi__value">{{ $activeCategories }}</p>
                <p class="product-kpi__meta">Currently in use</p>
              </div>
            </div>
          </div>
          <div class="col-6 col-md-3 product-stat-col">
            <div class="product-kpi product-kpi--warning">
              <span class="product-kpi__icon" aria-hidden="true">
                <span class="product-kpi__glyph"><i class="bi bi-diagram-3"></i></span>
              </span>
              <div class="product-kpi__body">
                <p class="product-kpi__label">Root</p>
                <p class="product-kpi__value">{{ $rootCategories }}</p>
                <p class="product-kpi__meta">Top-level categories</p>
              </div>
            </div>
          </div>
          <div class="col-6 col-md-3 product-stat-col">
            <div class="product-kpi product-kpi--inactive">
              <span class="product-kpi__icon" aria-hidden="true">
                <span class="product-kpi__glyph"><i class="bi bi-pause-circle-fill"></i></span>
              </span>
              <div class="product-kpi__body">
                <p class="product-kpi__label">Inactive</p>
                <p class="product-kpi__value">{{ $inactiveCategories }}</p>
                <p class="product-kpi__meta">Not available</p>
              </div>
            </div>
          </div>
        </div>
      </div>
    </x-slot:afterToolbar>
    <x-slot:head>
      <x-data-table-th label="Name" col="name" />
      <x-data-table-th label="Parent" col="parent" />
      <x-data-table-th label="Short Order" col="sort" sort-type="number" />
      <x-data-table-th label="Status" col="status" />
    </x-slot:head>
    <x-slot:body>
      @forelse ($categories as $row)
        @php $tone = $toneCycle[($loop->index) % count($toneCycle)]; @endphp
        <tr data-id="{{ $row->id }}">
          <td data-col="name" class="cell-primary">
            <span class="cat-cell">
              <span class="cat-cell__icon cat-cell__icon--{{ $tone }}" aria-hidden="true">
                <i class="bi bi-folder2"></i>
              </span>
              <span class="cat-cell__name">{{ $row->name }}</span>
            </span>
          </td>
          <td data-col="parent">
            @if ($row->parent)
              <x-badge variant="info">{{ $row->parent->name }}</x-badge>
            @else
              <x-badge variant="neutral">Root</x-badge>
            @endif
          </td>
          <td data-col="sort">{{ $row->sort }}</td>
          <td data-col="status"><x-badge :variant="$statusVariant($row->status)">{{ $row->status }}</x-badge></td>
          <td data-edt-actions>
            <div class="edt-row-actions product-actions">
              <button
                type="button"
                class="btn btn-sm btn-icon product-action product-action--edit"
                title="Edit"
                aria-label="Edit"
                data-edt-action="edit"
                data-backend
                data-category-edit
                data-id="{{ $row->id }}"
                data-name="{{ $row->name }}"
                data-parent-id="{{ $row->parent_id }}"
                data-sort="{{ $row->sort }}"
                data-status="{{ $row->status }}"
                data-update-url="{{ route('inventory.categories.update', $row) }}"
              >
                <i class="bi bi-pencil" aria-hidden="true"></i>
              </button>
              <button
                type="button"
                class="btn btn-sm btn-icon product-action product-action--delete"
                title="Delete"
                aria-label="Delete"
                data-edt-action="delete"
                data-backend
                data-delete-open
                data-delete-url="{{ route('inventory.categories.destroy', $row) }}"
                data-delete-label="{{ $row->name }}"
                data-delete-type="category"
              >
                <i class="bi bi-trash" aria-hidden="true"></i>
              </button>
            </div>
          </td>
        </tr>
      @empty
        <tr data-edt-empty-row>
          <td colspan="6" class="text-center text-muted py-4">No inventory categories yet. Add your first category.</td>
        </tr>
      @endforelse
    </x-slot:body>
  </x-data-table>

  <div class="modal fade" id="categoryModal" tabindex="-1" aria-labelledby="categoryModalLabel" aria-hidden="true">
    <div class="modal-dialog modal-dialog-centered modal-lg">
      <div class="modal-content edt-modal">
        <form id="category-form" method="post" action="{{ route('inventory.categories.store') }}" data-store-url="{{ route('inventory.categories.store') }}">
          @csrf
          <input type="hidden" name="_method" id="category_form_method" value="POST">
          <div class="modal-header">
            <h2 class="modal-title fs-5" id="categoryModalLabel">Add inventory category</h2>
            <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
          </div>
          <div class="modal-body">
            <div class="row g-3">
              <div class="col-12">
                <label class="form-label" for="cat_name">Name</label>
                <input type="text" class="form-control" id="cat_name" name="name" required value="{{ old('name') }}">
              </div>
              <div class="col-md-4">
                <label class="form-label" for="cat_status">Status</label>
                <select class="form-select" id="cat_status" name="status">
                  <option value="Active" @selected(old('status', 'Active') === 'Active')>Active</option>
                  <option value="Inactive" @selected(old('status') === 'Inactive')>Inactive</option>
                </select>
              </div>
              <div class="col-md-4">
                <label class="form-label" for="cat_parent">Parent</label>
                <select class="form-select" id="cat_parent" name="parent_id">
                  <option value="">None</option>
                  @foreach ($parents as $parent)
                    <option value="{{ $parent->id }}" @selected((string) old('parent_id') === (string) $parent->id)>{{ $parent->name }}</option>
                  @endforeach
                </select>
              </div>
              <div class="col-md-4">
                <label class="form-label" for="cat_sort">Short Order</label>
                <input type="number" class="form-control" id="cat_sort" name="sort" value="{{ old('sort', 0) }}" min="0">
              </div>
            </div>
          </div>
          <div class="modal-footer">
            <button type="button" class="btn btn-outline-secondary" data-bs-dismiss="modal">Cancel</button>
            <button type="submit" class="btn btn-primary" id="category-form-submit">Save</button>
          </div>
        </form>
      </div>
    </div>
  </div>

  <div class="modal fade" id="deleteConfirmModal" tabindex="-1" aria-labelledby="deleteConfirmModalLabel" aria-hidden="true">
    <div class="modal-dialog modal-dialog-centered">
      <div class="modal-content edt-modal">
        <form id="delete-confirm-form" method="post" action="#">
          @csrf
          @method('DELETE')
          <div class="modal-header">
            <h2 class="modal-title fs-5" id="deleteConfirmModalLabel">Delete category</h2>
            <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
          </div>
          <div class="modal-body">
            <p class="mb-0">Are you sure you want to delete <strong id="delete-confirm-name">this item</strong>? This action cannot be undone.</p>
          </div>
          <div class="modal-footer">
            <button type="button" class="btn btn-outline-secondary" data-bs-dismiss="modal">Cancel</button>
            <button type="submit" class="btn btn-danger"><i class="bi bi-trash"></i> Delete</button>
          </div>
        </form>
      </div>
    </div>
  </div>
@endsection

@push('styles')
  <link href="{{ asset('assets/css/pages/products.css') }}" rel="stylesheet">
@endpush

@push('scripts')
  <script src="{{ asset('assets/js/pages/products.js') }}"></script>
@endpush