new api organization

internal/api/sync.go

@@ -1 +1,28 @@
 package api
+
+type ClientState struct {
+	// Items map[string]Item
+}
+
+type Changes struct {
+	Added   []string
+	Updated []string
+	Deleted []string
+}
+
+// sync synchronizes the client's state with the server. If the full parameter is set to true,
+// a full synchronization is performed, otherwise, a partial synchronization is done.
+// This strongly mutates the client's state.
+//
+// Parameters:
+//
+//	full - a boolean indicating whether to perform a full synchronization.
+//
+// Returns:
+//
+//	int - the number of changes synchronized.
+//	*Changes - a pointer to a Changes struct containing the details of the changes.
+//	error - an error object if an error occurred during synchronization, otherwise nil.
+func (sc *SyncClient) sync(full bool) (int, *Changes, error) {
+	return 0, nil, nil
+}