'use client';

import { useState } from 'react';
import Link from 'next/link';
import React from 'react';
import SearchInput from '@/components/SearchInput';
import RestrictionAlert from '@/components/RestrictionAlert';
import { useBuildStore } from '@/store/useBuildStore';
import { mockProducts } from '@/mock/product';
import { Dialog } from '@headlessui/react';

// AR-15 Build Requirements grouped by main categories
const buildGroups = [
  {
    name: 'Upper Parts',
    description: 'Components that make up the upper receiver assembly',
    components: [
      {
        id: 'upper-receiver',
        name: 'Upper Receiver',
        category: 'Upper',
        description: 'The upper receiver houses the barrel, bolt carrier group, and charging handle',
        required: true,
        status: 'pending',
        estimatedPrice: 150,
        notes: 'Can be purchased as complete upper or stripped'
      },
      {
        id: 'barrel',
        name: 'Barrel',
        category: 'Upper',
        description: 'The barrel determines accuracy and caliber compatibility',
        required: true,
        status: 'pending',
        estimatedPrice: 200,
        notes: 'Common lengths: 16", 18", 20"'
      },
      {
        id: 'bolt-carrier-group',
        name: 'Bolt Carrier Group (BCG)',
        category: 'Upper',
        description: 'Handles the firing, extraction, and ejection of rounds',
        required: true,
        status: 'pending',
        estimatedPrice: 150,
        notes: 'Mil-spec or enhanced options available'
      },
      {
        id: 'charging-handle',
        name: 'Charging Handle',
        category: 'Upper',
        description: 'Allows manual operation of the bolt carrier group',
        required: true,
        status: 'pending',
        estimatedPrice: 50,
        notes: 'Standard or ambidextrous options'
      },
      {
        id: 'gas-block',
        name: 'Gas Block',
        category: 'Upper',
        description: 'Controls gas flow from barrel to BCG',
        required: true,
        status: 'pending',
        estimatedPrice: 30,
        notes: 'Low-profile for free-float handguards'
      },
      {
        id: 'gas-tube',
        name: 'Gas Tube',
        category: 'Upper',
        description: 'Transfers gas from barrel to BCG',
        required: true,
        status: 'pending',
        estimatedPrice: 15,
        notes: 'Carbine, mid-length, or rifle length'
      },
      {
        id: 'handguard',
        name: 'Handguard',
        category: 'Upper',
        description: 'Provides grip and mounting points for accessories',
        required: true,
        status: 'pending',
        estimatedPrice: 100,
        notes: 'Free-float or drop-in options'
      },
      {
        id: 'muzzle-device',
        name: 'Muzzle Device',
        category: 'Upper',
        description: 'Flash hider, compensator, or suppressor mount',
        required: true,
        status: 'pending',
        estimatedPrice: 80,
        notes: 'A2 flash hider is standard'
      }
    ]
  },
  {
    name: 'Lower Parts',
    description: 'Components that make up the lower receiver assembly',
    components: [
      {
        id: 'lower-receiver',
        name: 'Lower Receiver',
        category: 'Lower',
        description: 'The lower receiver contains the trigger group and magazine well',
        required: true,
        status: 'pending',
        estimatedPrice: 100,
        notes: 'Must be purchased through FFL dealer'
      },
      {
        id: 'trigger',
        name: 'Trigger',
        category: 'Lower',
        description: 'Controls firing mechanism',
        required: true,
        status: 'pending',
        estimatedPrice: 60,
        notes: 'Mil-spec or enhanced triggers available'
      },
      {
        id: 'trigger-guard',
        name: 'Trigger Guard',
        category: 'Lower',
        description: 'Protects trigger from accidental discharge',
        required: true,
        status: 'pending',
        estimatedPrice: 10,
        notes: 'Often included with lower receiver'
      },
      {
        id: 'pistol-grip',
        name: 'Pistol Grip',
        category: 'Lower',
        description: 'Provides grip for firing hand',
        required: true,
        status: 'pending',
        estimatedPrice: 25,
        notes: 'Various ergonomic options available'
      },
      {
        id: 'buffer-tube',
        name: 'Buffer Tube',
        category: 'Lower',
        description: 'Houses buffer and spring for recoil management',
        required: true,
        status: 'pending',
        estimatedPrice: 40,
        notes: 'Carbine, A5, or rifle length'
      },
      {
        id: 'buffer',
        name: 'Buffer',
        category: 'Lower',
        description: 'Absorbs recoil energy',
        required: true,
        status: 'pending',
        estimatedPrice: 20,
        notes: 'H1, H2, H3 weights available'
      },
      {
        id: 'buffer-spring',
        name: 'Buffer Spring',
        category: 'Lower',
        description: 'Returns BCG to battery position',
        required: true,
        status: 'pending',
        estimatedPrice: 15,
        notes: 'Standard or enhanced springs'
      },
      {
        id: 'stock',
        name: 'Stock',
        category: 'Lower',
        description: 'Provides shoulder support and cheek weld',
        required: true,
        status: 'pending',
        estimatedPrice: 60,
        notes: 'Fixed or adjustable options'
      }
    ]
  },
  {
    name: 'Accessories',
    description: 'Additional components needed for a complete build',
    components: [
      {
        id: 'magazine',
        name: 'Magazine',
        category: 'Accessory',
        description: 'Holds and feeds ammunition',
        required: true,
        status: 'pending',
        estimatedPrice: 15,
        notes: '30-round capacity is standard'
      },
      {
        id: 'sights',
        name: 'Sights',
        category: 'Accessory',
        description: 'Iron sights or optic for aiming',
        required: true,
        status: 'pending',
        estimatedPrice: 100,
        notes: 'Backup iron sights recommended'
      }
    ]
  }
];

// Flatten all components for filtering and sorting
const allComponents = buildGroups.flatMap(group => group.components);

const categories = ["All", "Upper", "Lower", "Accessory"];

type SortField = 'name' | 'category' | 'estimatedPrice' | 'status';
type SortDirection = 'asc' | 'desc';

// Map checklist component categories to product categories for filtering
const getProductCategory = (componentCategory: string): string => {
  const categoryMap: Record<string, string> = {
    'Upper': 'Upper Receiver', // Default to Upper Receiver for Upper category
    'Lower': 'Lower Receiver', // Default to Lower Receiver for Lower category  
    'Accessory': 'Magazine',   // Default to Magazine for Accessory category
  };
  
  return categoryMap[componentCategory] || 'Magazine';
};

// Map specific checklist components to product categories
const getProductCategoryForComponent = (componentName: string): string => {
  const componentMap: Record<string, string> = {
    // Upper components
    'Upper Receiver': 'Upper Receiver',
    'Barrel': 'Barrel',
    'Bolt Carrier Group (BCG)': 'BCG',
    'Charging Handle': 'Charging Handle',
    'Gas Block': 'Gas Block',
    'Gas Tube': 'Gas Tube',
    'Handguard': 'Handguard',
    'Muzzle Device': 'Muzzle Device',
    
    // Lower components
    'Lower Receiver': 'Lower Receiver',
    'Trigger': 'Trigger',
    'Trigger Guard': 'Lower Receiver',
    'Pistol Grip': 'Lower Receiver',
    'Buffer Tube': 'Lower Receiver',
    'Buffer': 'Lower Receiver',
    'Buffer Spring': 'Lower Receiver',
    'Stock': 'Stock',
    
    // Accessories
    'Magazine': 'Magazine',
    'Sights': 'Magazine',
  };
  
  return componentMap[componentName] || 'Lower Receiver';
};

// Add a slugify helper at the top of the file
const slugify = (str: string) => str?.toLowerCase().replace(/[^a-z0-9]+/g, '-').replace(/(^-|-$)+/g, '');

export { buildGroups };
export default function BuildPage() {
  const [sortField, setSortField] = useState<SortField>('name');
  const [sortDirection, setSortDirection] = useState<SortDirection>('asc');
  const [selectedCategory, setSelectedCategory] = useState('All');
  const [searchTerm, setSearchTerm] = useState('');

  const selectedParts = useBuildStore((state) => state.selectedParts);
  const removePartForComponent = useBuildStore((state) => state.removePartForComponent);
  const clearBuild = useBuildStore((state) => state.clearBuild);
  const [showClearModal, setShowClearModal] = useState(false);

  // Filter components
  const filteredComponents = allComponents.filter(component => {
    if (selectedCategory !== 'All' && component.category !== selectedCategory) {
      return false;
    }
    
    if (searchTerm && !component.name.toLowerCase().includes(searchTerm.toLowerCase()) && 
        !component.description.toLowerCase().includes(searchTerm.toLowerCase())) {
      return false;
    }
    
    return true;
  });

  // Sort components
  const sortedComponents = [...filteredComponents].sort((a, b) => {
    let aValue: any, bValue: any;
    
    if (sortField === 'estimatedPrice') {
      aValue = a.estimatedPrice;
      bValue = b.estimatedPrice;
    } else if (sortField === 'category') {
      aValue = a.category.toLowerCase();
      bValue = b.category.toLowerCase();
    } else if (sortField === 'status') {
      aValue = a.status.toLowerCase();
      bValue = b.status.toLowerCase();
    } else {
      aValue = a.name.toLowerCase();
      bValue = b.name.toLowerCase();
    }
    
    if (sortDirection === 'asc') {
      return aValue > bValue ? 1 : -1;
    } else {
      return aValue < bValue ? 1 : -1;
    }
  });

  const handleSort = (field: SortField) => {
    if (sortField === field) {
      setSortDirection(sortDirection === 'asc' ? 'desc' : 'asc');
    } else {
      setSortField(field);
      setSortDirection('asc');
    }
  };

  const getSortIcon = (field: SortField) => {
    if (sortField !== field) {
      return '↕️';
    }
    return sortDirection === 'asc' ? '↑' : '↓';
  };

  const getStatusColor = (status: string) => {
    switch (status) {
      case 'completed': return 'bg-green-100 text-green-800';
      case 'in-progress': return 'bg-yellow-100 text-yellow-800';
      case 'pending': return 'bg-gray-100 text-gray-800';
      default: return 'bg-gray-100 text-gray-800';
    }
  };

  const totalEstimatedCost = sortedComponents.reduce((sum, component) => sum + component.estimatedPrice, 0);
  const completedCount = sortedComponents.filter(component => selectedParts[component.id]).length;
  const actualTotalCost = sortedComponents.reduce((sum, component) => {
    const selected = selectedParts[component.id];
    if (selected && selected.offers) {
      return sum + Math.min(...selected.offers.map(offer => offer.price));
    }
    return sum;
  }, 0);

  const hasActiveFilters = selectedCategory !== 'All' || searchTerm;

  // Check for restricted parts in the build
  const getRestrictedParts = () => {
    const restrictedParts: Array<{ part: any; restriction: string }> = [];
    
    Object.values(selectedParts).forEach(selectedPart => {
      if (selectedPart) {
        const product = mockProducts.find(p => p.id === selectedPart.id);
        if (product?.restrictions) {
          const restrictions = product.restrictions;
          if (restrictions.nfa) restrictedParts.push({ part: product, restriction: 'NFA' });
          if (restrictions.sbr) restrictedParts.push({ part: product, restriction: 'SBR' });
          if (restrictions.suppressor) restrictedParts.push({ part: product, restriction: 'Suppressor' });
          if (restrictions.stateRestrictions && restrictions.stateRestrictions.length > 0) {
            restrictedParts.push({ part: product, restriction: 'State Restrictions' });
          }
        }
      }
    });
    
    return restrictedParts;
  };

  const restrictedParts = getRestrictedParts();
  const hasNFAItems = restrictedParts.some(rp => rp.restriction === 'NFA');
  const hasSuppressors = restrictedParts.some(rp => rp.restriction === 'Suppressor');
  const hasStateRestrictions = restrictedParts.some(rp => rp.restriction === 'State Restrictions');
  const [showRestrictionAlerts, setShowRestrictionAlerts] = useState(true);

  return (
    <main className="min-h-screen bg-gray-50">
      {/* Page Title */}
      <div className="bg-white border-b">
        <div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 py-6">
          <h1 className="text-3xl font-bold text-gray-900">Plan Your Build</h1>
        </div>
      </div>

      {/* Build Summary */}
      <div className="bg-white border-b">
        <div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 py-4">
          <div className="grid grid-cols-1 md:grid-cols-4 gap-4 items-center">
            <div className="text-center">
              <div className="text-2xl font-bold text-gray-900">{allComponents.length}</div>
              <div className="text-sm text-gray-500">Total Components</div>
            </div>
            <div className="text-center">
              <div className="text-2xl font-bold text-green-600">{completedCount}</div>
              <div className="text-sm text-gray-500">Completed</div>
            </div>
            <div className="text-center">
              <div className="text-2xl font-bold text-yellow-600">{allComponents.length - completedCount}</div>
              <div className="text-sm text-gray-500">Remaining</div>
            </div>
            <div className="text-center flex flex-col items-center md:flex-row md:justify-center md:items-center gap-2">
              <div>
                <div className="text-2xl font-bold text-primary">${actualTotalCost.toFixed(2)}</div>
                <div className="text-sm text-gray-500">Total Cost</div>
              </div>
              <button
                className="border border-red-300 hover:bg-red-50 text-red-700 ml-0 md:ml-4 px-4 py-2 rounded-md transition-colors"
                onClick={() => setShowClearModal(true)}
              >
                Clear Build
              </button>
            </div>
          </div>
        </div>
      </div>

      {/* Clear Build Modal */}
      <Dialog open={showClearModal} onClose={() => setShowClearModal(false)} className="fixed z-50 inset-0 overflow-y-auto">
        <div className="flex items-center justify-center min-h-screen px-4">
          <div className="fixed inset-0 bg-black opacity-30" aria-hidden="true" />
          <div className="relative bg-white rounded-lg max-w-sm w-full mx-auto p-6 z-10 shadow-xl">
            <Dialog.Title className="text-lg font-bold mb-2">Clear Entire Build?</Dialog.Title>
            <Dialog.Description className="mb-4 text-gray-600">
              Are you sure you want to clear your entire build? This action cannot be undone.
            </Dialog.Description>
            <div className="flex justify-end gap-2">
              <button
                className="text-gray-700 hover:bg-gray-100 px-3 py-1 rounded-md text-sm transition-colors"
                onClick={() => setShowClearModal(false)}
              >
                Cancel
              </button>
              <button
                className="bg-red-600 hover:bg-red-700 text-white px-3 py-1 rounded-md text-sm transition-colors"
                onClick={() => {
                  clearBuild();
                  setShowClearModal(false);
                }}
              >
                Yes, Clear Build
              </button>
            </div>
          </div>
        </div>
      </Dialog>

      {/* Restriction Alerts */}
      {restrictedParts.length > 0 && (
        <div className="bg-white border-b">
          <div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 py-3">
            <div className="flex items-center justify-between mb-3">
              <div className="flex items-center gap-2">
                <div className="w-2 h-2 bg-yellow-500 rounded-full"></div>
                <span className="text-sm font-medium text-gray-700">
                  {restrictedParts.length} restriction{restrictedParts.length > 1 ? 's' : ''} detected
                </span>
              </div>
              <button
                onClick={() => setShowRestrictionAlerts(!showRestrictionAlerts)}
                className="text-sm text-gray-500 hover:text-gray-700 flex items-center gap-1"
              >
                {showRestrictionAlerts ? 'Hide' : 'Show'} details
                <svg 
                  className={`w-4 h-4 transition-transform ${showRestrictionAlerts ? 'rotate-180' : ''}`} 
                  fill="none" 
                  stroke="currentColor" 
                  viewBox="0 0 24 24"
                >
                  <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M19 9l-7 7-7-7" />
                </svg>
              </button>
            </div>
            
            {showRestrictionAlerts && (
              <div className="space-y-2">
                {hasNFAItems && (
                  <div className="bg-yellow-50 border border-yellow-200 rounded-lg p-3">
                    <div className="flex items-start gap-2">
                      <span className="text-yellow-600 text-sm">🔒</span>
                      <div className="flex-1">
                        <div className="text-sm font-medium text-yellow-800">NFA Items in Your Build</div>
                        <div className="text-xs text-yellow-700 mt-1">
                          Your build contains items that require National Firearms Act registration.
                        </div>
                      </div>
                    </div>
                  </div>
                )}
                {hasSuppressors && (
                  <div className="bg-yellow-50 border border-yellow-200 rounded-lg p-3">
                    <div className="flex items-start gap-2">
                      <span className="text-yellow-600 text-sm">🔇</span>
                      <div className="flex-1">
                        <div className="text-sm font-medium text-yellow-800">Suppressor in Your Build</div>
                        <div className="text-xs text-yellow-700 mt-1">
                          Sound suppressor requires NFA registration. Processing times: 6-12 months.
                        </div>
                      </div>
                    </div>
                  </div>
                )}
                {hasStateRestrictions && (
                  <div className="bg-yellow-50 border border-yellow-200 rounded-lg p-3">
                    <div className="flex items-start gap-2">
                      <span className="text-yellow-600 text-sm">🗺️</span>
                      <div className="flex-1">
                        <div className="text-sm font-medium text-yellow-800">State Restrictions Apply</div>
                        <div className="text-xs text-yellow-700 mt-1">
                          Some items may be restricted in certain states. Verify local laws.
                        </div>
                      </div>
                    </div>
                  </div>
                )}
              </div>
            )}
          </div>
        </div>
      )}

      {/* Search and Filters */}
      <div className="bg-white border-b">
        <div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 py-3">
          {/* Filters Row */}
          <div className="grid grid-cols-2 md:grid-cols-4 gap-3">
            {/* Category Dropdown */}
            <div className="col-span-1">
              <label className="block text-sm font-medium text-gray-700 mb-1">Category</label>
              <select
                value={selectedCategory}
                onChange={(e) => setSelectedCategory(e.target.value)}
                className="w-full px-3 py-1.5 border border-gray-300 rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500 bg-white text-gray-900 text-sm"
              >
                {categories.map((category) => (
                  <option key={category} value={category}>
                    {category}
                  </option>
                ))}
              </select>
            </div>
            
            {/* Status Filter */}
            <div className="col-span-1">
              <label className="block text-sm font-medium text-gray-700 mb-1">Status</label>
              <select className="w-full px-3 py-1.5 border border-gray-300 rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500 bg-white text-gray-900 text-sm">
                <option value="all">All Status</option>
                <option value="pending">Pending</option>
                <option value="in-progress">In Progress</option>
                <option value="completed">Completed</option>
              </select>
            </div>
            
            {/* Sort by */}
            <div className="col-span-1">
              <label className="block text-sm font-medium text-gray-700 mb-1">Sort By</label>
              <select 
                value={sortField}
                onChange={(e) => handleSort(e.target.value as SortField)}
                className="w-full px-3 py-1.5 border border-gray-300 rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500 bg-white text-gray-900 text-sm"
              >
                <option value="name">Name</option>
                <option value="category">Category</option>
                <option value="estimatedPrice">Price</option>
                <option value="status">Status</option>
              </select>
            </div>
            
            {/* Clear Filters */}
            <div className="col-span-1 flex items-end">
              <button className="w-full px-3 py-1.5 bg-gray-200 text-gray-700 rounded-lg hover:bg-gray-300 transition-colors text-sm">
                Clear Filters
              </button>
            </div>
          </div>
        </div>
      </div>

      {/* Build Components Table */}
      <div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 py-8">
        <div className="bg-white shadow-sm rounded-lg overflow-hidden border border-gray-200">
          <div className="overflow-x-auto max-h-screen overflow-y-auto">
            <table className="min-w-full divide-y divide-gray-200">
              <thead className="bg-gray-50 sticky top-0 z-10 shadow-sm">
                <tr>
                  <th className="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
                    Status
                  </th>
                  <th 
                    className="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider cursor-pointer hover:bg-gray-100"
                    onClick={() => handleSort('name')}
                  >
                    <div className="flex items-center space-x-1">
                      <span>Component</span>
                      <span className="text-sm">{getSortIcon('name')}</span>
                    </div>
                  </th>
                  <th 
                    className="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider cursor-pointer hover:bg-gray-100"
                    onClick={() => handleSort('category')}
                  >
                    <div className="flex items-center space-x-1">
                      <span>Category</span>
                      <span className="text-sm">{getSortIcon('category')}</span>
                    </div>
                  </th>
                  <th 
                    className="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider cursor-pointer hover:bg-gray-100"
                    onClick={() => handleSort('estimatedPrice')}
                  >
                    <div className="flex items-center space-x-1">
                      <span>Price</span>
                      <span className="text-sm">{getSortIcon('estimatedPrice')}</span>
                    </div>
                  </th>
                  <th className="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
                    Selected Product
                  </th>
                </tr>
              </thead>
              <tbody className="bg-white divide-y divide-gray-200">
                {sortedComponents.length > 0 ? (
                  buildGroups.map((group) => {
                    // Filter components in this group that match current filters
                    const groupComponents = group.components.filter(component => 
                      sortedComponents.some(sorted => sorted.id === component.id)
                    );
                    
                    if (groupComponents.length === 0) return null;
                    
                    return (
                      <React.Fragment key={group.name}>
                        {/* Group Header */}
                        <tr className="bg-gray-100">
                          <td colSpan={5} className="px-6 py-2">
                            <div className="flex items-center">
                              <div>
                                <h3 className="text-sm font-semibold text-gray-700">{group.name}</h3>
                              </div>
                              <div className="ml-auto text-right">
                                <div className="text-xs text-gray-500 font-medium">
                                  {groupComponents.length} components
                                </div>
                              </div>
                            </div>
                          </td>
                        </tr>
                        {/* Group Components */}
                        {groupComponents.map((component) => {
                          const selected = selectedParts[component.id];
                          return (
                            <tr key={component.id} className="hover:bg-gray-50">
                              <td className="px-6 py-4 whitespace-nowrap">
                                {selected ? (
                                  <span className="inline-flex items-center px-2.5 py-0.5 rounded-full text-xs font-medium bg-green-100 text-green-800">
                                    Selected
                                  </span>
                                ) : (
                                  <span className={`inline-flex items-center px-2.5 py-0.5 rounded-full text-xs font-medium ${getStatusColor(component.status)}`}>
                                    {component.status}
                                  </span>
                                )}
                              </td>
                              <td className="px-6 py-4 whitespace-nowrap">
                                {selected ? (
                                  <div>
                                    <div className="text-sm font-medium text-gray-900">
                                      <Link 
                                        href={`/products/${selected.id}`}
                                        className="text-primary hover:text-blue-800 hover:underline"
                                      >
                                        {selected.name}
                                      </Link>
                                    </div>
                                    <div className="text-xs text-gray-500">
                                      {selected.brand.name} &middot; {component.required ? 'Required' : 'Optional'}
                                    </div>
                                  </div>
                                ) : (
                                  <div>
                                    <div className="text-sm font-medium text-gray-900">
                                      {component.name}
                                    </div>
                                    <div className="text-xs text-gray-500">
                                      {component.required ? 'Required' : 'Optional'}
                                    </div>
                                  </div>
                                )}
                              </td>
                              <td className="px-6 py-4 whitespace-nowrap">
                                <span className="inline-flex items-center px-2.5 py-0.5 rounded-full text-xs font-medium bg-blue-100 text-blue-800">
                                  {getProductCategoryForComponent(component.name)}
                                </span>
                              </td>
                              <td className="px-6 py-4">
                                {selected ? (
                                  <div className="text-sm font-semibold text-gray-900">
                                    ${Math.min(...selected.offers?.map(offer => offer.price) || [0]).toFixed(2)}
                                  </div>
                                ) : (
                                  <div className="text-sm text-gray-400">
                                    —
                                  </div>
                                )}
                              </td>
                              <td className="px-6 py-4 whitespace-nowrap text-sm font-medium">
                                {selected ? (
                                  <button
                                    className="border border-gray-300 hover:bg-gray-50 text-gray-700 px-3 py-1 rounded-md text-sm font-medium transition-colors"
                                    onClick={() => removePartForComponent(component.id)}
                                  >
                                    Remove
                                  </button>
                                ) : (
                                  <Link 
                                    href={`/parts/${slugify(getProductCategoryForComponent(component.name))}`}
                                    className="bg-blue-600 hover:bg-blue-700 text-white px-3 py-1 rounded-md text-sm font-medium transition-colors"
                                  >
                                    Find Parts
                                  </Link>
                                )}
                              </td>
                            </tr>
                          );
                        })}
                      </React.Fragment>
                    );
                  })
                ) : (
                  <tr>
                    <td colSpan={5} className="px-6 py-12 text-center">
                      <div className="text-gray-500">
                        <div className="text-lg font-medium mb-2">No components found</div>
                        <div className="text-sm">Try adjusting your filters or search terms</div>
                      </div>
                    </td>
                  </tr>
                )}
              </tbody>
            </table>
          </div>
          
          {/* Table Footer */}
          <div className="bg-gray-50 px-6 py-3 border-t border-gray-200">
            <div className="flex items-center justify-between">
              <div className="text-sm text-gray-700">
                Showing {sortedComponents.length} of {allComponents.length} components
                {hasActiveFilters && (
                  <span className="ml-2 text-primary">
                    (filtered)
                  </span>
                )}
              </div>
              <div className="text-sm text-gray-500">
                Total Value: ${actualTotalCost.toFixed(2)}
              </div>
            </div>
          </div>
        </div>
      </div>
    </main>
  );
}