- Added EveAI Client to project

- Improvements to EntitlementsDomain & Services
- Prechecks in Document domain
- Add audit information to LicenseUsage

eveai_client/platform/cache/cache_manager.py

@@ -0,0 +1,54 @@
+from datetime import datetime, timedelta
+from typing import Any, Dict, Optional
+
+from flask import Flask
+
+
+class CacheManager:
+    """Manages general purpose caching for the application."""
+
+    def __init__(self):
+        """Initialize the cache manager."""
+        self.cache = {}
+
+    def init_app(self, app: Flask) -> None:
+        pass
+
+    def get(self, key: str) -> Optional[Any]:
+        """Get a value from cache if it exists and is not expired."""
+        if key not in self.cache:
+            return None
+
+        entry = self.cache[key]
+        if datetime.utcnow() > entry['expires_at']:
+            self.delete(key)
+            return None
+
+        return entry['value']
+
+    def set(self, key: str, value: Any, ttl: int = 3600) -> None:
+        """Set a value in cache with a TTL in seconds."""
+        expires_at = datetime.utcnow() + timedelta(seconds=ttl)
+        self.cache[key] = {
+            'value': value,
+            'expires_at': expires_at
+        }
+
+    def delete(self, key: str) -> None:
+        """Delete a value from cache."""
+        if key in self.cache:
+            del self.cache[key]
+
+    def clear(self) -> None:
+        """Clear all cached values."""
+        self.cache = {}
+
+    def cleanup(self) -> None:
+        """Remove all expired cache entries."""
+        now = datetime.utcnow()
+        expired_keys = [
+            key for key, entry in self.cache.items()
+            if now > entry['expires_at']
+        ]
+        for key in expired_keys:
+            del self.cache[key]