Pexels: select FIRST most relevant photo instead of random

modules/fact_image/services/fact_creator.py

@@ -163,21 +163,51 @@ class FactCreator:
                     width=1080,
                     height=1920
                 )
-            elif job["model"] == ImageModel.pexels and self.pexels:
-                # Pexels: find_photo returns {id, url}, then download
-                photo = self.pexels.find_photo(
-                    query=job["image_prompt"],
-                    orientation="portrait"
+            elif job["model"] == ImageModel.pexels:
+                # Pexels: Direct API call to get FIRST (most relevant) photo
+                import requests as pexels_requests
+                import os
+                pexels_key = os.getenv("PEXELS_API_KEY")
+                
+                if not pexels_key:
+                    raise Exception("PEXELS_API_KEY not configured")
+                
+                logger.info(f"[{job_id}] Searching Pexels for: {job['image_prompt']}")
+                
+                resp = pexels_requests.get(
+                    "https://api.pexels.com/v1/search",
+                    headers={"Authorization": pexels_key},
+                    params={
+                        "query": job["image_prompt"],
+                        "orientation": "portrait",
+                        "per_page": 5,
+                        "size": "large"
+                    },
+                    timeout=15
                 )
-                if photo and photo.get("url"):
-                    import requests
-                    response = requests.get(photo["url"], timeout=30)
-                    response.raise_for_status()
-                    image_path.parent.mkdir(parents=True, exist_ok=True)
-                    image_path.write_bytes(response.content)
-                    logger.info(f"Downloaded Pexels photo ID {photo['id']}")
-                else:
-                    raise Exception("No suitable Pexels photo found")
+                
+                if resp.status_code != 200:
+                    raise Exception(f"Pexels API error: {resp.status_code}")
+                
+                photos = resp.json().get("photos", [])
+                if not photos:
+                    raise Exception(f"No Pexels photos found for: {job['image_prompt']}")
+                
+                # Select FIRST (most relevant) photo, NOT random
+                photo = photos[0]
+                photo_url = photo.get("src", {}).get("original") or photo.get("src", {}).get("large")
+                
+                if not photo_url:
+                    raise Exception("No valid photo URL from Pexels")
+                
+                logger.info(f"[{job_id}] Selected Pexels photo ID {photo['id']}")
+                
+                # Download photo
+                img_resp = pexels_requests.get(photo_url, timeout=30)
+                img_resp.raise_for_status()
+                image_path.parent.mkdir(parents=True, exist_ok=True)
+                image_path.write_bytes(img_resp.content)
+                logger.info(f"[{job_id}] Downloaded Pexels photo")
             else:
                 # Fallback to any available client
                 if self.nvidia: