src/utils/categoryNormalizer.ts

const categoryMap: Record<string, string> = {
  "t-shirt": "shirts",
  "shirt": "shirts",
  "polo shirt": "shirts",
  "blouse": "shirts",
  "tank top": "shirts",
  "crop top": "shirts",
  "tunic": "shirts",
  "jumper": "shirts",
  "sweater": "shirts",
  "pullover": "shirts",
  "cardigan": "shirts",
  "hoodie": "shirts",
  "sweatshirt": "shirts",
  "jersey": "shirts",
  "sports jersey": "shirts",
  "football jersey": "shirts",
  "basketball jersey": "shirts",
  "soccer jersey": "shirts",
  "dress": "dresses",
  "mini dress": "dresses",
  "sundress": "dresses",
  "cocktail dress": "dresses",
  "evening dress": "dresses",
  "maxi dress": "dresses",
  "romper": "dresses",
  "jumpsuit": "dresses",
  "overalls": "dresses",
  "pants": "pants",
  "trousers": "pants",
  "jeans": "pants",
  "chinos": "pants",
  "cargo pants": "pants",
  "sweatpants": "pants",
  "leggings": "pants",
  "tights": "pants",
  "yoga pants": "pants",
  "shorts": "shorts",
  "cargo shorts": "shorts",
  "bermuda shorts": "shorts",
  "athletic shorts": "shorts",
  "board shorts": "shorts",
  "swim trunks": "shorts",
  "skirt": "skirts",
  "mini skirt": "skirts",
  "a-line skirt": "skirts",
  "pencil skirt": "skirts",
  "maxi skirt": "skirts",
  "pleated skirt": "skirts",
  "shoes": "shoes",
  "sneakers": "shoes",
  "trainers": "shoes",
  "running shoes": "shoes",
  "athletic shoes": "shoes",
  "boots": "shoes",
  "ankle boots": "shoes",
  "knee boots": "shoes",
  "combat boots": "shoes",
  "hiking boots": "shoes",
  "rain boots": "shoes",
  "heels": "shoes",
  "high heels": "shoes",
  "stilettos": "shoes",
  "pumps": "shoes",
  "wedges": "shoes",
  "flats": "shoes",
  "ballet flats": "shoes",
  "loafers": "shoes",
  "oxfords": "shoes",
  "brogues": "shoes",
  "derby shoes": "shoes",
  "sandals": "shoes",
  "flip flops": "shoes",
  "slippers": "shoes",
  "house shoes": "shoes",
  "clogs": "shoes",
  "mules": "shoes",
  "slides": "shoes",
  "platform shoes": "shoes",
  "jacket": "jackets",
  "coat": "jackets",
  "blazer": "jackets",
  "suit jacket": "jackets",
  "sports jacket": "jackets",
  "leather jacket": "jackets",
  "denim jacket": "jackets",
  "bomber jacket": "jackets",
  "puffer jacket": "jackets",
  "down jacket": "jackets",
  "quilted jacket": "jackets",
  "trench coat": "jackets",
  "peacoat": "jackets",
  "parka": "jackets",
  "raincoat": "jackets",
  "winter coat": "jackets",
  "windbreaker": "jackets",
  "vest": "jackets",
  "waistcoat": "jackets",
  "gilet": "jackets",
  "watch": "watches",
  "wristwatch": "watches",
  "smartwatch": "watches",
  "pocket watch": "watches",
  "glasses": "glasses",
  "eyeglasses": "glasses",
  "reading glasses": "glasses",
  "sunglasses": "glasses",
  "aviator sunglasses": "glasses",
  "bag": "bags",
  "handbag": "bags",
  "purse": "bags",
  "clutch": "bags",
  "tote bag": "bags",
  "shoulder bag": "bags",
  "crossbody bag": "bags",
  "messenger bag": "bags",
  "backpack": "bags",
  "rucksack": "bags",
  "duffel bag": "bags",
  "travel bag": "bags",
  "laptop bag": "bags",
  "briefcase": "bags",
  "suitcase": "bags",
  "luggage": "bags",
  "jewelry": "jewelry",
  "necklace": "jewelry",
  "chain necklace": "jewelry",
  "choker": "jewelry",
  "pendant": "jewelry",
  "earrings": "jewelry",
  "stud earrings": "jewelry",
  "drop earrings": "jewelry",
  "hoop earrings": "jewelry",
  "bracelet": "jewelry",
  "cuff bracelet": "jewelry",
  "charm bracelet": "jewelry",
  "bangle": "jewelry",
  "ring": "jewelry",
  "signet ring": "jewelry",
  "engagement ring": "jewelry",
  "wedding ring": "jewelry",
  "hat": "hats",
  "cap": "hats",
  "baseball cap": "hats",
  "beanie": "hats",
  "bucket hat": "hats",
  "beret": "hats",
  "fedora": "hats",
  "wide brim hat": "hats",
  "sun hat": "hats",
  "visor": "hats",
  "headband": "hats",
  "turban": "hats",
  "belt": "belts",
  "leather belt": "belts",
  "chain belt": "belts",
  "waist belt": "belts",
  "scarf": "accessories",
  "neck scarf": "accessories",
  "head scarf": "scarf",
  "shawl": "accessories",
  "gloves": "accessories",
  "mittens": "accessories",
  "socks": "accessories",
  "ankle socks": "accessories",
  "knee socks": "accessories",
  "stockings": "accessories",
  "tie": "accessories",
  "neck tie": "accessories",
  "bow tie": "accessories",
  "bowtie": "accessories",
  "pin": "accessories",
  "brooch": "accessories",
  "umbrella": "accessories",
  "wallet": "accessories",
  "cardholder": "accessories",
  "coin purse": "accessories",
  "swimwear": "swimwear",
  "bikini": "swimwear",
  "swimsuit": "swimwear",
  "underwear": "underwear",
  "bra": "underwear",
  "briefs": "underwear",
  "boxers": "underwear",
  "panties": "underwear",
  "lingerie": "underwear",
};

export function normalizeCategory(itemLabel: string): string {
  const normalized = itemLabel.toLowerCase().trim();
  
  if (categoryMap[normalized]) {
    return categoryMap[normalized];
  }
  
  for (const [key, value] of Object.entries(categoryMap)) {
    if (normalized.includes(key) || key.includes(normalized)) {
      return value;
    }
  }
  
  return normalized;
}