Initial working version

bot/library_cache.py

@@ -0,0 +1,61 @@
+# bot/library_cache.py
+
+import json
+import os
+import time
+from typing import List
+from plex_client import PlexClient
+
+CACHE_FILE = 'bot/library_cache.json'
+MAX_CACHE_AGE_HOURS = 6
+
+class LibraryCache:
+    def __init__(self):
+        if self.is_cache_stale():
+            print("📦 Plex cache is stale or missing — refreshing...")
+            self.refresh_cache()
+        else:
+            print("✅ Using cached Plex library data.")
+            self.load_cache()
+
+    def is_cache_stale(self) -> bool:
+        if not os.path.exists(CACHE_FILE):
+            return True
+        age_hours = (time.time() - os.path.getmtime(CACHE_FILE)) / 3600
+        return age_hours > MAX_CACHE_AGE_HOURS
+
+    def refresh_cache(self):
+        plex = PlexClient()
+        media = plex.server.library.sections()
+
+        new_data = []
+        for section in media:
+            if section.type in ['movie', 'show']:
+                for item in section.all():
+                    new_data.append({
+                        'title': item.title.strip(),
+                        'type': section.type,
+                        'genres': [g.tag for g in getattr(item, 'genres', [])],
+                        'year': getattr(item, 'year', None)
+                    })
+
+        self.data = new_data
+        self.save_cache()
+
+    def save_cache(self):
+        with open(CACHE_FILE, 'w', encoding='utf-8') as f:
+            json.dump(self.data, f, ensure_ascii=False, indent=2)
+
+    def load_cache(self):
+        with open(CACHE_FILE, 'r', encoding='utf-8') as f:
+            self.data = json.load(f)
+
+    def get_titles_by_type(self, media_type: str) -> List[str]:
+        return [item['title'] for item in self.data if item['type'] == media_type]
+
+    def search(self, title: str, media_type: str = None) -> bool:
+        """Check if title exists in library (case-insensitive, optional type filter)."""
+        for item in self.data:
+            if item['title'].lower() == title.lower() and (media_type is None or item['type'] == media_type):
+                return True
+        return False