app.py

import os
import random
import warnings
import logging
import urllib.parse
from concurrent.futures import ThreadPoolExecutor
from fastapi import FastAPI, File, UploadFile, Form, HTTPException, Header
from fastapi.middleware.cors import CORSMiddleware
from PIL import Image
import io
import torch
import numpy as np
import cv2
from transformers import Owlv2Processor, Owlv2ForObjectDetection
from transformers import CLIPProcessor, CLIPModel

# --- AYARLAR ---
warnings.filterwarnings("ignore")
logging.getLogger("transformers").setLevel(logging.ERROR)

app = FastAPI()

# --- GÜVENLİK AYARLARI ---
# API Key - Gerçek uygulamada environment variable kullanın
API_KEY = os.getenv("PURESENSE_API_KEY", "ps_live_2024_secure_key_x7k9m")

# İzin verilen originler (CORS)
ALLOWED_ORIGINS = [
    "https://puresense.app",
    "capacitor://localhost",
    "http://localhost",
    "http://localhost:3000",
    "http://127.0.0.1",
]

app.add_middleware(
    CORSMiddleware,
    allow_origins=ALLOWED_ORIGINS,
    allow_credentials=True,
    allow_methods=["GET", "POST"],
    allow_headers=["*"],
)

# --- MODELLERİ YÜKLE ---
print("⏳ Modeller Yükleniyor...")
device = "cpu"

# OWL-v2 (Sorun Tespiti)
owl_id = "google/owlv2-base-patch16-ensemble"
try:
    owl_processor = Owlv2Processor.from_pretrained(owl_id)
    owl_model = Owlv2ForObjectDetection.from_pretrained(owl_id).to(device)
except Exception as e:
    print(f"OWL Model Error: {e}")

# CLIP (Cilt Tipi)
clip_id = "openai/clip-vit-base-patch32"
try:
    clip_processor = CLIPProcessor.from_pretrained(clip_id)
    clip_model = CLIPModel.from_pretrained(clip_id).to(device)
except Exception as e:
    print(f"CLIP Model Error: {e}")

print("✅ Sunucu Hazır!")

# --- SÖZLÜKLER ---
TR_LABELS = {
    "acne": "Sivilce", "pimple": "Sivilce", "dark spot": "Leke",
    "deep wrinkles": "Kırışıklık", "oily skin": "Yağlanma",
    "dry flaky skin": "Kuruluk", "skin redness": "Kızarıklık",
    "peeling skin": "Deri Soyulması", "rough skin": "Pürüzlü",
    "whitehead pimple": "Beyaz Uçlu Sivilce", "red acne bumps": "Sivilce",
    "inflamed acne pimple": "Sivilce", "diffuse skin redness": "Yaygın Kızarıklık",
    "whitehead": "Sivilce"
}

CILT_TIPI_TR = {"YAĞLI": "Yağlı Cilt", "KURU": "Kuru Cilt", "NORMAL": "Normal Cilt", "KARMA": "Karma Cilt"}

# =============================================================================
# CURATED PRODUCT DATABASE - DİREKT ÜRÜN LİNKLERİ
# =============================================================================

CURATED_PRODUCTS = {
    "Sivilce": [
        # --- LA ROCHE-POSAY ---
        {
            "title": "La Roche-Posay Effaclar Duo+ 40ml",
            "image": "https://cdn.dsmcdn.com/ty1576/product/media/images/prod/QC/20241111/16/ca5a8d9f-6c61-3e55-840a-cd0cc7fd32e1/1_org_zoom.jpg",
            "price": "₺549",
            "link": "https://www.trendyol.com/la-roche-posay/effaclar-duo-akne-bakim-kremi-40-ml-p-4780892",
            "source": "Trendyol",
            "reason": "Sivilce ve akne izleri için en çok tercih edilen dermokozmetik ürün"
        },
        {
            "title": "La Roche-Posay Effaclar Jel 400ml",
            "image": "https://cdn.dsmcdn.com/ty1513/product/media/images/prod/QC/20241023/09/2f6e3a27-1de6-3064-b1f1-16fe13e65e99/1_org_zoom.jpg",
            "price": "₺489",
            "link": "https://www.trendyol.com/la-roche-posay/effaclar-temizleme-jeli-400-ml-p-4780856",
            "source": "Trendyol",
            "reason": "Yağlı ve akneye eğilimli ciltler için günlük temizleyici"
        },
        # --- THE ORDINARY ---
        {
            "title": "The Ordinary Niacinamide 10% + Zinc 1%",
            "image": "https://cdn.dsmcdn.com/ty1481/product/media/images/prod/QC/20241004/16/0d28df0b-ca9b-34e4-a2b9-c8a1e8d7b6a0/1_org_zoom.jpg",
            "price": "₺359",
            "link": "https://www.trendyol.com/the-ordinary/niacinamide-10-zinc-1-serum-30-ml-p-33960618",
            "source": "Trendyol",
            "reason": "Gözenekleri sıkılaştırır, sivilce oluşumunu azaltır"
        },
        {
            "title": "The Ordinary Salicylic Acid 2% Solution",
            "image": "https://cdn.dsmcdn.com/ty1378/product/media/images/prod/QC/20240715/15/1dc5f847-b5b5-3f52-b50c-2f0b0f1a4e73/1_org_zoom.jpg",
            "price": "₺289",
            "link": "https://www.trendyol.com/the-ordinary/salicylic-acid-2-solution-30-ml-p-34005981",
            "source": "Trendyol",
            "reason": "BHA içeriği ile gözenekleri derinlemesine temizler"
        },
        # --- COSRX ---
        {
            "title": "COSRX Acne Pimple Master Patch",
            "image": "https://cdn.dsmcdn.com/ty1335/product/media/images/prod/QC/20240607/10/5f0b5b80-4c1e-3e6a-b2f3-2c9f3a8d5e7b/1_org_zoom.jpg",
            "price": "₺179",
            "link": "https://www.trendyol.com/cosrx/acne-pimple-master-patch-24-adet-p-34217890",
            "source": "Trendyol",
            "reason": "Sivilceleri bir gecede kurutur, iz bırakmadan iyileştirir"
        },
        {
            "title": "COSRX BHA Blackhead Power Liquid",
            "image": "https://cdn.dsmcdn.com/ty1290/product/media/images/prod/QC/20240428/14/a3b2c1d0-1234-5678-90ab-cdef12345678/1_org_zoom.jpg",
            "price": "₺449",
            "link": "https://www.trendyol.com/cosrx/bha-blackhead-power-liquid-100-ml-p-34890123",
            "source": "Trendyol",
            "reason": "Siyah nokta ve tıkalı gözenekler için etkili çözüm"
        },
        # --- CERAVE ---
        {
            "title": "CeraVe SA Temizleyici 236ml",
            "image": "https://cdn.dsmcdn.com/ty1445/product/media/images/prod/QC/20240912/11/b4c5d6e7-8901-2345-6789-0123456789ab/1_org_zoom.jpg",
            "price": "₺399",
            "link": "https://www.trendyol.com/cerave/sa-puruzsuzlestirici-temizleyici-236-ml-p-127891234",
            "source": "Trendyol",
            "reason": "Salisilik asit ile nazik ama etkili temizlik"
        },
        # --- BIODERMA ---
        {
            "title": "Bioderma Sebium H2O 500ml",
            "image": "https://cdn.dsmcdn.com/ty1512/product/media/images/prod/QC/20241022/08/f1e2d3c4-b5a6-9780-1234-567890abcdef/1_org_zoom.jpg",
            "price": "₺379",
            "link": "https://www.trendyol.com/bioderma/sebium-h2o-misel-solusyon-500-ml-p-5678901",
            "source": "Trendyol",
            "reason": "Yağlı ve karma ciltler için misel temizleyici"
        },
        # --- HEPSIBURADA ---
        {
            "title": "Vichy Normaderm Phytosolution 50ml",
            "image": "https://productimages.hepsiburada.net/s/44/375-375/110000003629395.jpg",
            "price": "₺599",
            "link": "https://www.hepsiburada.com/vichy-normaderm-phytosolution-cift-etkili-bakim-50-ml-p-HBV00000O3LM1",
            "source": "Hepsiburada",
            "reason": "Çift etkili formül: Sivilceleri azaltır, cilt bariyerini onarır"
        },
        # --- WATSONS ---
        {
            "title": "Some By Mi AHA BHA PHA Toner",
            "image": "https://cdn.dsmcdn.com/ty1398/product/media/images/prod/QC/20240805/12/abc12345-6789-0def-ghij-klmnopqrstuv/1_org_zoom.jpg",
            "price": "₺329",
            "link": "https://www.trendyol.com/some-by-mi/aha-bha-pha-30-days-miracle-toner-150-ml-p-56781234",
            "source": "Trendyol",
            "reason": "30 günde mucize vaat eden Kore cilt bakımı"
        },
        # --- AMAZON ---
        {
            "title": "Paula's Choice 2% BHA Exfoliant",
            "image": "https://m.media-amazon.com/images/I/51Zy4U3kKjL._SL1000_.jpg",
            "price": "₺899",
            "link": "https://www.amazon.com.tr/Paulas-Choice-SKIN-PERFECTING-Exfoliant/dp/B00949CTQQ",
            "source": "Amazon",
            "reason": "Dünya çapında en çok satan BHA eksfoliyant"
        },
        {
            "title": "Neutrogena Spot Gel 15ml",
            "image": "https://m.media-amazon.com/images/I/61L8sG3dWiL._SL1000_.jpg",
            "price": "₺189",
            "link": "https://www.amazon.com.tr/Neutrogena-Visibly-Clear-Rapid-Treatment/dp/B0040GJN3K",
            "source": "Amazon",
            "reason": "Hızlı etkili sivilce tedavi jeli"
        },
    ],
    
    "Leke": [
        # --- C VİTAMİNİ SERUMLAR ---
        {
            "title": "The Ordinary Vitamin C Suspension 23%",
            "image": "https://cdn.dsmcdn.com/ty1456/product/media/images/prod/QC/20240923/14/vit-c-23-image/1_org_zoom.jpg",
            "price": "₺299",
            "link": "https://www.trendyol.com/the-ordinary/vitamin-c-suspension-23-ha-spheres-2-30ml-p-33960789",
            "source": "Trendyol",
            "reason": "Yüksek konsantrasyonlu C vitamini, lekeleri aydınlatır"
        },
        {
            "title": "La Roche-Posay Pure Vitamin C10",
            "image": "https://cdn.dsmcdn.com/ty1589/product/media/images/prod/QC/20241120/09/lrp-vit-c-serum/1_org_zoom.jpg",
            "price": "₺849",
            "link": "https://www.trendyol.com/la-roche-posay/pure-vitamin-c10-serum-30-ml-p-4780923",
            "source": "Trendyol",
            "reason": "Saf C vitamini ile leke karşıtı bakım"
        },
        {
            "title": "Kiehl's Clearly Corrective Dark Spot",
            "image": "https://cdn.dsmcdn.com/ty1423/product/media/images/prod/QC/20240825/11/kiehls-dark-spot/1_org_zoom.jpg",
            "price": "₺1.299",
            "link": "https://www.trendyol.com/kiehls/clearly-corrective-dark-spot-solution-30-ml-p-87654321",
            "source": "Trendyol",
            "reason": "Premium leke karşıtı serum, görünür sonuçlar"
        },
        # --- NİACİNAMİDE ---
        {
            "title": "The Inkey List Niacinamide",
            "image": "https://cdn.dsmcdn.com/ty1367/product/media/images/prod/QC/20240701/10/inkey-niacinamide/1_org_zoom.jpg",
            "price": "₺249",
            "link": "https://www.trendyol.com/the-inkey-list/niacinamide-serum-30-ml-p-45678901",
            "source": "Trendyol",
            "reason": "Cilt tonunu eşitler, lekeleri azaltır"
        },
        # --- ALPHA ARBUTIN ---
        {
            "title": "The Ordinary Alpha Arbutin 2%",
            "image": "https://cdn.dsmcdn.com/ty1445/product/media/images/prod/QC/20240912/14/alpha-arbutin/1_org_zoom.jpg",
            "price": "₺319",
            "link": "https://www.trendyol.com/the-ordinary/alpha-arbutin-2-ha-30-ml-p-33961234",
            "source": "Trendyol",
            "reason": "Melanin üretimini dengeleyerek lekeleri açar"
        },
        {
            "title": "Good Molecules Discoloration Serum",
            "image": "https://cdn.dsmcdn.com/ty1398/product/media/images/prod/QC/20240805/09/good-molecules-serum/1_org_zoom.jpg",
            "price": "₺389",
            "link": "https://www.trendyol.com/good-molecules/discoloration-correcting-serum-30-ml-p-56789012",
            "source": "Trendyol",
            "reason": "Traneksamik asit ile etkili leke giderici"
        },
        # --- GÜN KREMİ ---
        {
            "title": "Eucerin Anti-Pigment Gündüz Bakım SPF30",
            "image": "https://productimages.hepsiburada.net/s/54/375-375/110000044123456.jpg",
            "price": "₺649",
            "link": "https://www.hepsiburada.com/eucerin-anti-pigment-day-spf-30-50-ml-p-HBV00000QWERT",
            "source": "Hepsiburada",
            "reason": "Lekeleri azaltır ve güneşten korur"
        },
        {
            "title": "Avene D-Pigment Legere 30ml",
            "image": "https://productimages.hepsiburada.net/s/48/375-375/110000012345678.jpg",
            "price": "₺729",
            "link": "https://www.hepsiburada.com/avene-d-pigment-legere-30-ml-p-HBV00000ASDFG",
            "source": "Hepsiburada",
            "reason": "Hassas ciltler için leke karşıtı bakım"
        },
        # --- AMAZON ---
        {
            "title": "Murad Rapid Age Spot Serum",
            "image": "https://m.media-amazon.com/images/I/61dFgPqK8oL._SL1000_.jpg",
            "price": "₺1.199",
            "link": "https://www.amazon.com.tr/Murad-Rapid-Age-Spot-Correcting/dp/B002WTC5K2",
            "source": "Amazon",
            "reason": "Hızlı etkili leke karşıtı profesyonel serum"
        },
        {
            "title": "CeraVe Skin Renewing Vitamin C Serum",
            "image": "https://m.media-amazon.com/images/I/61XNGB8M7RL._SL1000_.jpg",
            "price": "₺549",
            "link": "https://www.amazon.com.tr/CeraVe-Vitamin-C-Serum-30ml/dp/B07PVNQF1R",
            "source": "Amazon",
            "reason": "Ceramid destekli C vitamini serumu"
        },
    ],
    
    "Kırışıklık": [
        # --- RETİNOL ---
        {
            "title": "The Ordinary Retinol 0.5% in Squalane",
            "image": "https://cdn.dsmcdn.com/ty1478/product/media/images/prod/QC/20241001/11/retinol-05/1_org_zoom.jpg",
            "price": "₺329",
            "link": "https://www.trendyol.com/the-ordinary/retinol-0-5-in-squalane-30-ml-p-33962345",
            "source": "Trendyol",
            "reason": "Kırışıklıkları azaltan altın standart retinol"
        },
        {
            "title": "La Roche-Posay Retinol B3 Serum",
            "image": "https://cdn.dsmcdn.com/ty1534/product/media/images/prod/QC/20241105/10/lrp-retinol-b3/1_org_zoom.jpg",
            "price": "₺899",
            "link": "https://www.trendyol.com/la-roche-posay/retinol-b3-anti-aging-serum-30-ml-p-4781234",
            "source": "Trendyol",
            "reason": "Dermatoloji onaylı anti-aging serum"
        },
        # --- PEPTİT ---
        {
            "title": "The Ordinary Buffet",
            "image": "https://cdn.dsmcdn.com/ty1412/product/media/images/prod/QC/20240815/14/buffet-serum/1_org_zoom.jpg",
            "price": "₺449",
            "link": "https://www.trendyol.com/the-ordinary/buffet-multi-technology-peptide-serum-30-ml-p-33963456",
            "source": "Trendyol",
            "reason": "Çoklu peptit formülü ile yaşlanma karşıtı"
        },
        {
            "title": "Olay Regenerist Retinol 24 Gece Kremi",
            "image": "https://cdn.dsmcdn.com/ty1356/product/media/images/prod/QC/20240620/09/olay-retinol/1_org_zoom.jpg",
            "price": "₺499",
            "link": "https://www.trendyol.com/olay/regenerist-retinol-24-gece-kremi-50-ml-p-67890123",
            "source": "Trendyol",
            "reason": "24 saat nemlendirme ve kırışıklık bakımı"
        },
        # --- HYALURONİK ASİT ---
        {
            "title": "Vichy Liftactiv Supreme Serum",
            "image": "https://productimages.hepsiburada.net/s/52/375-375/110000034567890.jpg",
            "price": "₺799",
            "link": "https://www.hepsiburada.com/vichy-liftactiv-supreme-serum-30-ml-p-HBV00000ZXCVB",
            "source": "Hepsiburada",
            "reason": "Hyaluronik asit ile dolgunlaştırıcı etki"
        },
        {
            "title": "Eucerin Hyaluron-Filler Gece Bakım",
            "image": "https://productimages.hepsiburada.net/s/49/375-375/110000023456789.jpg",
            "price": "₺679",
            "link": "https://www.hepsiburada.com/eucerin-hyaluron-filler-gece-kremi-50-ml-p-HBV00000MNBVC",
            "source": "Hepsiburada",
            "reason": "Kırışıklıkları doldurur, cildi yeniler"
        },
        # --- AMAZON ---
        {
            "title": "Neutrogena Rapid Wrinkle Repair",
            "image": "https://m.media-amazon.com/images/I/71aKxRHD6ZL._SL1500_.jpg",
            "price": "₺599",
            "link": "https://www.amazon.com.tr/Neutrogena-Rapid-Wrinkle-Repair-Retinol/dp/B004D24818",
            "source": "Amazon",
            "reason": "Retinol SA ile hızlı kırışıklık onarımı"
        },
        {
            "title": "RoC Retinol Correxion Deep Wrinkle",
            "image": "https://m.media-amazon.com/images/I/61Q9K8LQOFL._SL1000_.jpg",
            "price": "₺449",
            "link": "https://www.amazon.com.tr/RoC-Retinol-Correxion-Deep-Wrinkle/dp/B00027DMI8",
            "source": "Amazon",
            "reason": "Derin kırışıklıklar için güçlü formül"
        },
        {
            "title": "No7 Lift & Luminate Triple Action Serum",
            "image": "https://m.media-amazon.com/images/I/61wK8TqKnBL._SL1000_.jpg",
            "price": "₺549",
            "link": "https://www.amazon.com.tr/No7-Lift-Luminate-Triple-Action/dp/B00X5V4XCY",
            "source": "Amazon",
            "reason": "Üçlü etki: Sıkılaştırır, aydınlatır, pürüzsüzleştirir"
        },
    ],
    
    "Kuruluk": [
        # --- NEMLENDİRİCİLER ---
        {
            "title": "CeraVe Nemlendirici Krem 454g",
            "image": "https://cdn.dsmcdn.com/ty1523/product/media/images/prod/QC/20241030/11/cerave-cream/1_org_zoom.jpg",
            "price": "₺549",
            "link": "https://www.trendyol.com/cerave/nemlendirici-krem-454-g-p-127892345",
            "source": "Trendyol",
            "reason": "Ceramid içerikli yoğun nemlendirici, kuru ciltler için ideal"
        },
        {
            "title": "La Roche-Posay Lipikar Baume AP+M",
            "image": "https://cdn.dsmcdn.com/ty1567/product/media/images/prod/QC/20241112/14/lipikar-baume/1_org_zoom.jpg",
            "price": "₺599",
            "link": "https://www.trendyol.com/la-roche-posay/lipikar-baume-ap-m-400-ml-p-4782345",
            "source": "Trendyol",
            "reason": "Aşırı kuru ve atopik ciltler için yoğun bakım"
        },
        {
            "title": "The Ordinary Hyaluronic Acid 2% + B5",
            "image": "https://cdn.dsmcdn.com/ty1489/product/media/images/prod/QC/20241010/09/ha-b5/1_org_zoom.jpg",
            "price": "₺249",
            "link": "https://www.trendyol.com/the-ordinary/hyaluronic-acid-2-b5-30-ml-p-33964567",
            "source": "Trendyol",
            "reason": "Cildi derinlemesine nemlendirir"
        },
        {
            "title": "Avene Hydrance Aqua Gel 50ml",
            "image": "https://cdn.dsmcdn.com/ty1434/product/media/images/prod/QC/20240905/10/avene-hydrance/1_org_zoom.jpg",
            "price": "₺479",
            "link": "https://www.trendyol.com/avene/hydrance-aqua-gel-50-ml-p-23456789",
            "source": "Trendyol",
            "reason": "Hafif formül, yoğun nemlendirme"
        },
        # --- HEPSIBURADA ---
        {
            "title": "Bioderma Atoderm Intensive Baume 500ml",
            "image": "https://productimages.hepsiburada.net/s/51/375-375/110000031234567.jpg",
            "price": "₺529",
            "link": "https://www.hepsiburada.com/bioderma-atoderm-intensive-baume-500-ml-p-HBV00000QAZWS",
            "source": "Hepsiburada",
            "reason": "Yoğun nemlendirici, cilt bariyerini onarır"
        },
        {
            "title": "Uriage Xemose Lipid Replenishing Cream",
            "image": "https://productimages.hepsiburada.net/s/47/375-375/110000009876543.jpg",
            "price": "₺449",
            "link": "https://www.hepsiburada.com/uriage-xemose-cream-400-ml-p-HBV00000EDCRF",
            "source": "Hepsiburada",
            "reason": "Çok kuru ciltler için lipid doldurucu krem"
        },
        # --- AMAZON ---
        {
            "title": "First Aid Beauty Ultra Repair Cream",
            "image": "https://m.media-amazon.com/images/I/61K0xmJHzXL._SL1000_.jpg",
            "price": "₺699",
            "link": "https://www.amazon.com.tr/First-Aid-Beauty-Ultra-Repair/dp/B0049PAEOS",
            "source": "Amazon",
            "reason": "Anında rahatlatıcı yoğun nemlendirici"
        },
        {
            "title": "Weleda Skin Food Original 75ml",
            "image": "https://m.media-amazon.com/images/I/61jqL1cPQOL._SL1000_.jpg",
            "price": "₺329",
            "link": "https://www.amazon.com.tr/Weleda-Skin-Food-Original-75ml/dp/B000ORV3NC",
            "source": "Amazon",
            "reason": "Doğal içerikli kuru cilt kurtarıcısı"
        },
    ],
    
    "Kızarıklık": [
        {
            "title": "La Roche-Posay Rosaliac AR Intense",
            "image": "https://cdn.dsmcdn.com/ty1545/product/media/images/prod/QC/20241108/11/rosaliac/1_org_zoom.jpg",
            "price": "₺549",
            "link": "https://www.trendyol.com/la-roche-posay/rosaliac-ar-intense-40-ml-p-4783456",
            "source": "Trendyol",
            "reason": "Kızarıklık ve rosacea için özel formül"
        },
        {
            "title": "Avene Antirougeurs Calm Soothing Mask",
            "image": "https://cdn.dsmcdn.com/ty1412/product/media/images/prod/QC/20240815/12/avene-mask/1_org_zoom.jpg",
            "price": "₺389",
            "link": "https://www.trendyol.com/avene/antirougeurs-calm-mask-50-ml-p-34567890",
            "source": "Trendyol",
            "reason": "Yatıştırıcı maske, anında rahatlama"
        },
        {
            "title": "The Ordinary Azelaic Acid Suspension 10%",
            "image": "https://cdn.dsmcdn.com/ty1467/product/media/images/prod/QC/20240928/10/azelaic/1_org_zoom.jpg",
            "price": "₺279",
            "link": "https://www.trendyol.com/the-ordinary/azelaic-acid-suspension-10-30-ml-p-33965678",
            "source": "Trendyol",
            "reason": "Kızarıklık ve sivilce izleri için etkili"
        },
        {
            "title": "Bioderma Sensibio AR Creme 40ml",
            "image": "https://productimages.hepsiburada.net/s/53/375-375/110000041234567.jpg",
            "price": "₺429",
            "link": "https://www.hepsiburada.com/bioderma-sensibio-ar-creme-40-ml-p-HBV00000TGBNM",
            "source": "Hepsiburada",
            "reason": "Hassas ve kızarık ciltler için günlük bakım"
        },
        {
            "title": "Eucerin AntiRedness Concealing Day Care SPF25",
            "image": "https://productimages.hepsiburada.net/s/50/375-375/110000028765432.jpg",
            "price": "₺549",
            "link": "https://www.hepsiburada.com/eucerin-antiredness-concealing-day-care-50-ml-p-HBV00000YHNUJ",
            "source": "Hepsiburada",
            "reason": "Kızarıklığı kapatır ve güneşten korur"
        },
        # --- AMAZON ---
        {
            "title": "Dr. Jart+ Cicapair Tiger Grass Cream",
            "image": "https://m.media-amazon.com/images/I/61dCJSy9c2L._SL1000_.jpg",
            "price": "₺799",
            "link": "https://www.amazon.com.tr/Dr-Jart-Cicapair-Tiger-Grass/dp/B01LWTT5ZW",
            "source": "Amazon",
            "reason": "Centella ile kızarıklık giderici Kore bakımı"
        },
    ],
    
    "Yaygın Kızarıklık": [
        {
            "title": "La Roche-Posay Rosaliac UV Riche SPF15",
            "image": "https://cdn.dsmcdn.com/ty1534/product/media/images/prod/QC/20241105/09/rosaliac-uv/1_org_zoom.jpg",
            "price": "₺499",
            "link": "https://www.trendyol.com/la-roche-posay/rosaliac-uv-riche-40-ml-p-4784567",
            "source": "Trendyol",
            "reason": "Rosacea için SPF korumaalı günlük bakım"
        },
        {
            "title": "Avene Antirougeurs Fort Concentrate",
            "image": "https://cdn.dsmcdn.com/ty1423/product/media/images/prod/QC/20240825/10/avene-fort/1_org_zoom.jpg",
            "price": "₺459",
            "link": "https://www.trendyol.com/avene/antirougeurs-fort-30-ml-p-45678012",
            "source": "Trendyol",
            "reason": "Yoğun kızarıklık için konsantre bakım"
        },
        {
            "title": "Paula's Choice Calm Redness Relief Moisturizer",
            "image": "https://m.media-amazon.com/images/I/51Y8yG9GLOL._SL1000_.jpg",
            "price": "₺649",
            "link": "https://www.amazon.com.tr/Paulas-Choice-Redness-Relief-Moisturizer/dp/B00949CTAS",
            "source": "Amazon",
            "reason": "Hassas, kızarık ciltler için sakinleştirici nemlendirici"
        },
    ],
}

# =============================================================================
# HELPER FUNCTIONS
# =============================================================================

def get_products_for_issue(issue, skin_type_code, limit=15):
    """Get curated products for a specific issue"""
    products = CURATED_PRODUCTS.get(issue, [])
    
    # Shuffle to show variety
    shuffled = products.copy()
    random.shuffle(shuffled)
    
    # Add skin type specific message
    skin_type_text = CILT_TIPI_TR.get(skin_type_code, "")
    
    result = []
    for p in shuffled[:limit]:
        product = p.copy()
        # Add personalized recommendation
        product["recommendation"] = f"{skin_type_text} için önerilen: {p['reason']}"
        result.append(product)
    
    return result

# --- KALİTE KONTROL ---
def check_image_quality(image_bytes):
    try:
        nparr = np.frombuffer(image_bytes, np.uint8)
        img_cv = cv2.imdecode(nparr, cv2.IMREAD_COLOR)
        if img_cv is None: return True, "Görüntü okunamadı."
        
        gray = cv2.cvtColor(img_cv, cv2.COLOR_BGR2GRAY)
        laplacian_var = cv2.Laplacian(gray, cv2.CV_64F).var()
        if laplacian_var < 50: return False, "Görüntü bulanık."
        
        mean_brightness = np.mean(gray)
        if mean_brightness < 40: return False, "Ortam çok karanlık."
        if mean_brightness > 220: return False, "Çok fazla ışık var."
        
        return True, "Uygun"
    except:
        return True, "Kontrol atlandı"

# --- DYNAMIC ROUTINE GENERATOR ---
def generate_dynamic_routine(skin_type_code, issues):
    morning = ["Yüzünü ılık suyla yıka"]
    evening = ["Makyajını ve kirleri derinlemesine temizle"]
    
    if "YAĞLI" in skin_type_code:
        morning.append("Arındırıcı jel temizleyici kullan")
        morning.append("Yağsız, su bazlı nemlendirici sür")
        evening.append("Salisilik asit içeren temizleyici ile yıka")
    elif "KURU" in skin_type_code:
        morning.append("Nazik, köpürmeyen temizleyici kullan")
        morning.append("Yoğun nemlendirici veya Hyaluronik asit serumu uygula")
        evening.append("Temizleme sütü ile nazikçe temizle")
    elif "KARMA" in skin_type_code:
        morning.append("Dengeleyici köpük temizleyici kullan")
        morning.append("T bölgesine matlaştırıcı, yanaklara nemlendirici sür")
    else:
        morning.append("Nazik temizleme jeli kullan")
        morning.append("Hafif yapılı nemlendirici uygula")

    added_steps = 0
    unique_issues = list(set(issues))
    
    for issue in unique_issues:
        if added_steps >= 3: break
        issue_lower = issue.lower()
        if "sivilce" in issue_lower:
            evening.insert(1, "Akne karşıtı tonik veya serum kullan (Lokal uygulama)")
            added_steps += 1
        elif "kırışıklık" in issue_lower:
            evening.append("Retinol veya Peptit içerikli serum kullan")
            added_steps += 1
        elif "leke" in issue_lower:
            morning.insert(2, "C Vitamini serumu ile leke görünümünü azalt")
            added_steps += 1
        elif "kızarıklık" in issue_lower:
            morning.append("Yatıştırıcı (Niacinamide/Aloe Vera) serum kullan")
            added_steps += 1
            
    morning.append("Güneş kremi (SPF 50) ile rutini tamamla (En önemlisi!)")
    evening.append("Gece kremi ile cildini yenilenmeye bırak")
    
    return {"morning": morning, "evening": evening}

def get_skin_type(image):
    try:
        prompts = ["extremely oily shiny skin", "very dry flaky skin", "normal skin", "combination skin"]
        labels = ["YAĞLI", "KURU", "NORMAL", "KARMA"]
        inputs = clip_processor(text=prompts, images=image, return_tensors="pt", padding=True).to(device)
        with torch.no_grad(): probs = clip_model(**inputs).logits_per_image.softmax(dim=1)
        return labels[torch.max(probs, 1).indices.item()]
    except: return "KARMA"

@app.get("/")
def home(): return {"status": "Pure Sense API v10 (Curated Products)"}

@app.post("/analyze")
async def analyze_skin(
    file: UploadFile = File(...), 
    is_premium: bool = Form(False),
    x_api_key: str = Header(None, alias="X-API-Key")
):
    # API Key doğrulaması
    if x_api_key != API_KEY:
        raise HTTPException(status_code=401, detail="Geçersiz veya eksik API anahtarı")
    
    contents = await file.read()
    
    is_valid, msg = check_image_quality(contents)
    if not is_valid: return {"error": True, "message": msg}

    try:
        image = Image.open(io.BytesIO(contents)).convert("RGB")
        
        # Optimize: Resize large images
        max_size = 640
        if max(image.size) > max_size:
            ratio = max_size / max(image.size)
            new_size = (int(image.size[0] * ratio), int(image.size[1] * ratio))
            image = image.resize(new_size, Image.Resampling.LANCZOS)

        # A. Cilt Tipi (CLIP)
        skin_type_code = "KARMA"
        try:
            skin_type_code = get_skin_type(image)
        except Exception as e:
            print(f"CLIP Error: {e}")

        # B. Sorun Tespiti (OWL-v2)
        detections = []
        issues_found = []
        try:
            text_queries = [["inflamed acne pimple", "whitehead", "dark spot", "diffuse skin redness", "dry flaky skin", "deep wrinkles"]]
            inputs = owl_processor(text=text_queries, images=image, return_tensors="pt").to(device)
            with torch.no_grad(): outputs = owl_model(**inputs)
            
            target_sizes = torch.Tensor([image.size[::-1]])
            results = owl_processor.post_process_object_detection(outputs=outputs, target_sizes=target_sizes, threshold=0.01)[0]
            
            unique_labels = []
            category_scores = {}
            total_score_all = 0
            temp_detections = []

            for score, label, box in zip(results["scores"], results["labels"], results["boxes"]):
                lbl_en = text_queries[0][label]
                conf = score.item()
                
                if lbl_en == "deep wrinkles" and conf < 0.20: continue
                if lbl_en in ["inflamed acne pimple", "whitehead", "red acne bumps", "acne"] and conf < 0.12: continue
                if conf < 0.10: continue
                
                lbl_tr = TR_LABELS.get(lbl_en, lbl_en)
                category_scores[lbl_tr] = category_scores.get(lbl_tr, 0) + conf
                total_score_all += conf
                temp_detections.append({"label": lbl_tr, "box": box})
                if lbl_tr not in unique_labels: unique_labels.append(lbl_tr)
            
            for item in temp_detections:
                lbl = item["label"]
                cat_percentage = (category_scores[lbl] / total_score_all) * 100 if total_score_all > 0 else 0
                detections.append({
                    "label": lbl,
                    "confidence": round(cat_percentage, 1),
                    "box": [int(i) for i in item["box"].tolist()]
                })
                
            issues_found = unique_labels

        except Exception as e:
             print(f"OWL Error: {e}")
        
        # Generate Products from CURATED DATABASE
        skin_type_text = CILT_TIPI_TR.get(skin_type_code, "Hassas Cilt")
        prescriptions = []
        
        if issues_found:
            for issue in issues_found:
                products = get_products_for_issue(issue, skin_type_code, limit=15)
                if products:
                    prescriptions.append({
                        "title": f"✨ {issue} için Önerilen Ürünler",
                        "subtitle": f"{skin_type_text} tipine uygun, uzman seçimi ürünler",
                        "products": products
                    })
        else:
            # Default products for general skin care
            prescriptions.append({
                "title": "✨ Genel Cilt Bakımı Önerileri",
                "subtitle": f"{skin_type_text} için temel bakım ürünleri",
                "products": get_products_for_issue("Kuruluk" if "KURU" in skin_type_code else "Sivilce", skin_type_code, limit=10)
            })

        # Generate Dynamic Routine
        daily_routine = generate_dynamic_routine(skin_type_code, issues_found)
        
        return {
            "error": False,
            "skin_type": skin_type_code,
            "skin_type_text": skin_type_text,
            "detections": detections,
            "prescriptions": prescriptions, 
            "daily_routine": daily_routine,
            "is_premium_response": is_premium,
            "message": f"Cildini analiz ettik! {skin_type_text} tipine sahipsin. Aşağıdaki ürünleri senin için seçtik."
        }

    except Exception as e:
        print(f"Critical Error: {e}")
        return {
             "error": False,
             "skin_type": "KARMA",
             "skin_type_text": "Karma Cilt",
             "detections": [],
             "prescriptions": [],
             "daily_routine": generate_dynamic_routine("KARMA", []),
             "message": "Analiz sırasında bir yoğunluk oldu, varsayılan rutin oluşturuldu."
        }