feat: add chatlogs of outdated summaries and adjust summary prompt

Signed-off-by: Jana Peper <jana.peper@nextcloud.com>

Author: janepie

lib/Service/SessionSummaryService.php

@@ -49,7 +49,7 @@ private function generateSummaries(array $sessions): void {
 					array_shift($messages);
 				}
 
-				$prompt = "Summarize insights about the user's circumstances, preferences and choices from the following conversation. Be as concise as possible. Do not add an introductory sentence or any other remarks.\n\n";
+				$prompt = "Summarize insights about the user's circumstances, preferences and choices from the following conversation. Be as concise as possible. Especially mention any facts or numbers stated by the user. Do not add an introductory sentence or any other remarks.\n\n";
 
 				foreach ($messages as $message) {
 					$prompt .= $message->getRole() . ': ' . $message->getContent() . "\n\n";
@@ -118,14 +118,20 @@ public function getMemories(?string $userId): array {
 			$sessions = $this->sessionMapper->getRememberedUserSessions($userId, self::MAX_INJECTED_SUMMARIES);
 			foreach ($sessions as $session) {
 				if ($session->getSummary() !== null) {
-					$memories[] = $session->getSummary();
+					$memory = $session->getSummary();
+					if (!$session->getIsSummaryUpToDate()) {
+						$lastNMessages = intval($this->appConfig->getValueString(Application::APP_ID, 'chat_last_n_messages', '10'));
+						$chatHistory = $this->messageMapper->getMessages($session->getId(),0, $lastNMessages);
+						$memory .= "The summary is outdated. These are the last messages in the raw chat history: " . json_encode($chatHistory);
+					}
 
 				}
 				else {
 					$lastNMessages = intval($this->appConfig->getValueString(Application::APP_ID, 'chat_last_n_messages', '10'));
 					$chatHistory = $this->messageMapper->getMessages($session->getId(),0, $lastNMessages);
-					$memories[] = "This is the raw chat history of a chat between the user and Assistant: " . json_encode($chatHistory);
+					$memory = "This is the raw chat history of a chat between the user and Assistant: " . json_encode($chatHistory);
 				}
+				$memories[] = $memory;
 			}
 			return $memories;
 		} catch (Exception $e) {