Add pagination for firefly API

g2f.py

@@ -122,23 +122,52 @@ class FireflyClient:
             logger.error(f"Error connecting to Firefly III: {e}")
             return False
 
+    def _paginated_get(self, endpoint: str, resource_name: str) -> list:
+        """generic method to fetch all items from a paginated endpoint"""
+        all_items = []
+        page = 1
+        
+        try:
+            while True:
+                response = requests.get(
+                    f"{self.base_url}{endpoint}",
+                    headers=self.headers,
+                    params={"page": page, "limit": 50}
+                )
+                
+                if response.status_code != 200:
+                    logger.error(f"Failed to fetch {resource_name} page {page}:"
+                                f" {response.status_code} - {response.text}")
+                    break
+                
+                data = response.json()
+                items_page = data["data"]
+                all_items.extend(items_page)
+                
+                # check pagination info
+                meta = data.get("meta", {})
+                pagination = meta.get("pagination", {})
+                current_page = pagination.get("current_page", 1)
+                total_pages = pagination.get("total_pages", 1)
+                
+                logger.debug(f"Fetched {resource_name} page {current_page} of {total_pages}"
+                            f" ({len(items_page)} items)")
+                
+                if current_page >= total_pages:
+                    break
+                    
+                page += 1
+            
+            logger.info(f"Found {len(all_items)} {resource_name} in Firefly III")
+            return all_items
+            
+        except Exception as e:
+            logger.error(f"Error fetching {resource_name}: {e}")
+            return all_items
+
     def get_currencies(self) -> list:
         """Get all currencies from Firefly III"""
-        try:
-            response = requests.get(f"{self.base_url}/api/v1/currencies",
-                                    headers=self.headers)
-            if response.status_code == 200:
-                currencies = response.json()["data"]
-                logger.info(f"Found {len(currencies)} currencies in Firefly III")
-                return currencies
-            else:
-                logger.error(
-                    f"Failed to fetch currencies: {response.status_code} - {response.text}"
-                )
-                return []
-        except Exception as e:
-            logger.error(f"Error fetching currencies: {e}")
-            return []
+        return self._paginated_get("/api/v1/currencies", "currencies")
 
     def initialize_currencies(self) -> bool:
         """fetch all currencies and populate the mapping cache"""
@@ -157,20 +186,7 @@ class FireflyClient:
 
     def get_accounts(self) -> list:
         """Get all accounts from Firefly III"""
-        try:
-            response = requests.get(f"{self.base_url}/api/v1/accounts",
-                                    headers=self.headers)
-            if response.status_code == 200:
-                accounts = response.json()["data"]
-                logger.info(f"Found {len(accounts)} accounts in Firefly III")
-                return accounts
-            else:
-                logger.error(f"Failed to fetch accounts:"
-                             f" {response.status_code} - {response.text}")
-                return []
-        except Exception as e:
-            logger.error(f"Error fetching accounts: {e}")
-            return []
+        return self._paginated_get("/api/v1/accounts", "accounts")
 
     def enable_currency(self, currency_code: str) -> bool:
         """Enable a currency in Firefly III"""