{
"tool_response": {
"filePath": "\/var\/www\/dev.campus.systemische-tools.de\/src\/Controller\/ChatController.php",
"oldString": " $result = $response->toArray();\n $this->view('chat.partials.response', [\n 'question' => $question,\n 'result' => $result,\n 'model' => $model,\n 'formattedAnswer' => $this->formatter->formatAnswer($result['answer'] ?? ''),\n ]);\n }\n\n public function updateTitle(string $uuid): void",
"newString": " $result = $response->toArray();\n $this->view('chat.partials.response', [\n 'question' => $question,\n 'result' => $result,\n 'model' => $model,\n 'formattedAnswer' => $this->formatter->formatAnswer($result['answer'] ?? ''),\n ]);\n }\n\n \/**\n * Streaming message endpoint with SSE progress events\n *\/\n public function messageStream(string $uuid): void\n {\n $session = $this->getSessionUseCase->getSession($uuid);\n\n if ($session === null) {\n $this->sseError('Session nicht gefunden.');\n\n return;\n }\n\n $sessionId = $session->getId() ?? 0;\n $question = trim($_POST['message'] ?? '');\n $requestedModel = $_POST['model'] ?? $session->getModel();\n $model = $this->modelRegistry->isValid($requestedModel)\n ? $requestedModel\n : $this->modelRegistry->getDefaultChatModel();\n $sessionCollections = $session->getCollections();\n $collections = $_POST['collections'] ?? $sessionCollections;\n $contextLimit = (int) ($_POST['context_limit'] ?? $session->getContextLimit());\n $authorProfileId = (int) ($_POST['author_profile_id'] ?? $session->getAuthorProfileId() ?? 0);\n $systemPromptId = (int) ($_POST['system_prompt_id'] ?? $session->getSystemPromptId() ?? 1);\n $structureId = (int) ($_POST['structure_id'] ?? 0);\n $temperature = (float) ($_POST['temperature'] ?? $session->getTemperature());\n $maxTokens = (int) ($_POST['max_tokens'] ?? $session->getMaxTokens());\n\n if ($this->updateSessionUseCase->settingsHaveChanged($session, $model, $collections, $contextLimit, $authorProfileId, $temperature, $maxTokens)) {\n $this->updateSessionUseCase->updateSettings($sessionId, $model, $collections, $contextLimit, $authorProfileId, $temperature, $maxTokens);\n }\n\n if ($question === '') {\n $this->sseError('Bitte gib eine Frage ein.');\n\n return;\n }\n\n if (!empty($collections)) {\n $compatibility = $this->updateSessionUseCase->validateCollectionCompatibility($collections);\n if (!$compatibility['valid']) {\n $this->sseError('Collection-Fehler: ' . $compatibility['error']);\n\n return;\n }\n }\n\n $qualityCheck = isset($_POST['quality_check']) && $_POST['quality_check'] === '1';\n\n \/\/ Setup SSE headers\n header('Content-Type: text\/event-stream');\n header('Cache-Control: no-cache');\n header('Connection: keep-alive');\n header('X-Accel-Buffering: no');\n\n \/\/ Disable output buffering\n while (ob_get_level()) {\n ob_end_flush();\n }\n\n \/\/ Set progress callback\n $this->streamingUseCase->setProgressCallback(function (string $step, string $message, ?int $durationMs) {\n $timestamp = (new \\DateTime())->format('H:i:s.v');\n $data = [\n 'ts' => $timestamp,\n 'step' => $step,\n 'msg' => $message,\n 'ms' => $durationMs,\n ];\n echo \"event: progress\\n\";\n echo 'data: ' . json_encode($data, JSON_UNESCAPED_UNICODE) . \"\\n\\n\";\n flush();\n });\n\n \/\/ Execute with streaming\n $response = $this->streamingUseCase->execute(\n sessionUuid: $uuid,\n message: $question,\n model: $model,\n collections: $collections,\n contextLimit: $contextLimit,\n authorProfileId: $authorProfileId,\n systemPromptId: $systemPromptId,\n temperature: $temperature,\n maxTokens: $maxTokens,\n structureId: $structureId,\n qualityCheck: $qualityCheck\n );\n\n \/\/ Send final result\n if ($response->hasError()) {\n $errorData = ['error' => $response->getError()];\n echo \"event: error\\n\";\n echo 'data: ' . json_encode($errorData, JSON_UNESCAPED_UNICODE) . \"\\n\\n\";\n } else {\n $result = $response->toArray();\n $formattedAnswer = $this->formatter->formatAnswer($result['answer'] ?? '');\n\n \/\/ Render the response partial to HTML\n ob_start();\n $this->view('chat.partials.response', [\n 'question' => $question,\n 'result' => $result,\n 'model' => $model,\n 'formattedAnswer' => $formattedAnswer,\n ]);\n $html = ob_get_clean();\n\n $doneData = ['html' => $html];\n echo \"event: done\\n\";\n echo 'data: ' . json_encode($doneData, JSON_UNESCAPED_UNICODE) . \"\\n\\n\";\n }\n\n flush();\n }\n\n private function sseError(string $message): void\n {\n header('Content-Type: text\/event-stream');\n header('Cache-Control: no-cache');\n $errorData = ['error' => $message];\n echo \"event: error\\n\";\n echo 'data: ' . json_encode($errorData, JSON_UNESCAPED_UNICODE) . \"\\n\\n\";\n flush();\n }\n\n public function updateTitle(string $uuid): void",
"originalFile": "<?php\n\ndeclare(strict_types=1);\n\nnamespace Controller;\n\n\/\/ @responsibility: HTTP-Endpunkte für KI-Chat (Sessions, Nachrichten, Export)\n\nuse Domain\\Factory\\ChatSessionFactory;\nuse Domain\\Service\\ModelRegistryInterface;\nuse Framework\\Controller;\nuse Infrastructure\\Formatting\\ChatMessageFormatter;\nuse UseCases\\Chat\\CreateChatSessionUseCaseInterface;\nuse UseCases\\Chat\\DeleteChatSessionUseCaseInterface;\nuse UseCases\\Chat\\ExportChatSessionUseCase;\nuse UseCases\\Chat\\GetChatSessionUseCaseInterface;\nuse UseCases\\Chat\\SendChatMessageUseCase;\nuse UseCases\\Chat\\StreamingChatMessageUseCase;\nuse UseCases\\Chat\\UpdateChatSessionUseCaseInterface;\n\nclass ChatController extends Controller\n{\n public function __construct(\n private CreateChatSessionUseCaseInterface $createSessionUseCase,\n private GetChatSessionUseCaseInterface $getSessionUseCase,\n private UpdateChatSessionUseCaseInterface $updateSessionUseCase,\n private DeleteChatSessionUseCaseInterface $deleteSessionUseCase,\n private SendChatMessageUseCase $messageUseCase,\n private StreamingChatMessageUseCase $streamingUseCase,\n private ChatMessageFormatter $formatter,\n private ExportChatSessionUseCase $exportUseCase,\n private ModelRegistryInterface $modelRegistry\n ) {\n }\n\n public function index(): void\n {\n $uuid = $this->createSessionUseCase->createSession();\n header('Location: \/chat\/' . $uuid);\n exit;\n }\n\n public function show(string $uuid): void\n {\n $session = $this->getSessionUseCase->getSession($uuid);\n\n if ($session === null) {\n header('Location: \/chat');\n exit;\n }\n\n \/\/ Convert entities to arrays for views\n $messages = $this->getSessionUseCase->getMessages($session->getId() ?? 0);\n $messagesArray = array_map(fn ($m) => $m->toArray(), $messages);\n\n $this->view('chat.index', [\n 'title' => $session->getTitle() ?? 'KI-Chat',\n 'session' => ChatSessionFactory::toArray($session),\n 'messages' => $messagesArray,\n 'sessions' => $this->getSessionUseCase->getAllSessionsWithStats(),\n 'authorProfiles' => $this->getSessionUseCase->getAuthorProfiles(),\n 'systemPrompts' => $this->getSessionUseCase->getSystemPrompts(),\n 'outputStructures' => $this->getSessionUseCase->getOutputStructures(),\n 'collections' => $this->getSessionUseCase->getAvailableCollections(),\n 'models' => $this->modelRegistry->getChatModels(),\n 'defaultModel' => $this->modelRegistry->getDefaultChatModel(),\n ]);\n }\n\n public function sessionList(): void\n {\n $this->view('chat.partials.session-list', [\n 'sessions' => $this->getSessionUseCase->getAllSessionsWithStats(),\n 'currentUuid' => $this->getString('current') ?: null,\n ]);\n }\n\n public function message(string $uuid): void\n {\n $session = $this->getSessionUseCase->getSession($uuid);\n\n if ($session === null) {\n $this->view('chat.partials.error', ['error' => 'Session nicht gefunden.']);\n\n return;\n }\n\n $sessionId = $session->getId() ?? 0;\n $question = trim($_POST['message'] ?? '');\n $requestedModel = $_POST['model'] ?? $session->getModel();\n $model = $this->modelRegistry->isValid($requestedModel)\n ? $requestedModel\n : $this->modelRegistry->getDefaultChatModel();\n $sessionCollections = $session->getCollections();\n $collections = $_POST['collections'] ?? $sessionCollections;\n $contextLimit = (int) ($_POST['context_limit'] ?? $session->getContextLimit());\n $authorProfileId = (int) ($_POST['author_profile_id'] ?? $session->getAuthorProfileId() ?? 0);\n $systemPromptId = (int) ($_POST['system_prompt_id'] ?? $session->getSystemPromptId() ?? 1);\n $structureId = (int) ($_POST['structure_id'] ?? 0);\n $temperature = (float) ($_POST['temperature'] ?? $session->getTemperature());\n $maxTokens = (int) ($_POST['max_tokens'] ?? $session->getMaxTokens());\n\n if ($this->updateSessionUseCase->settingsHaveChanged($session, $model, $collections, $contextLimit, $authorProfileId, $temperature, $maxTokens)) {\n $this->updateSessionUseCase->updateSettings($sessionId, $model, $collections, $contextLimit, $authorProfileId, $temperature, $maxTokens);\n }\n\n if ($question === '') {\n $this->view('chat.partials.error', ['error' => 'Bitte gib eine Frage ein.']);\n\n return;\n }\n\n if (!empty($collections)) {\n $compatibility = $this->updateSessionUseCase->validateCollectionCompatibility($collections);\n if (!$compatibility['valid']) {\n $this->view('chat.partials.error', [\n 'error' => 'Collection-Fehler: ' . $compatibility['error'],\n 'details' => 'Bitte wähle nur Collections mit gleichem Embedding-Modell.',\n ]);\n\n return;\n }\n }\n\n $qualityCheck = isset($_POST['quality_check']) && $_POST['quality_check'] === '1';\n\n $response = $this->messageUseCase->execute(\n sessionUuid: $uuid,\n message: $question,\n model: $model,\n collections: $collections,\n contextLimit: $contextLimit,\n authorProfileId: $authorProfileId,\n systemPromptId: $systemPromptId,\n temperature: $temperature,\n maxTokens: $maxTokens,\n structureId: $structureId,\n qualityCheck: $qualityCheck\n );\n\n if ($response->hasError()) {\n $this->view('chat.partials.error', ['error' => $response->getError()]);\n\n return;\n }\n\n $result = $response->toArray();\n $this->view('chat.partials.response', [\n 'question' => $question,\n 'result' => $result,\n 'model' => $model,\n 'formattedAnswer' => $this->formatter->formatAnswer($result['answer'] ?? ''),\n ]);\n }\n\n public function updateTitle(string $uuid): void\n {\n $session = $this->getSessionUseCase->getSession($uuid);\n\n if ($session === null) {\n $this->notFound('Session nicht gefunden');\n }\n\n $title = $this->updateSessionUseCase->updateTitle($session->getId() ?? 0, $_POST['title'] ?? '');\n $this->html(htmlspecialchars($title));\n }\n\n public function systemPrompt(string $uuid): void\n {\n $session = $this->getSessionUseCase->getSession($uuid);\n\n if ($session === null) {\n $this->notFound('Session nicht gefunden');\n }\n\n $result = $this->updateSessionUseCase->updateSystemPrompt($session->getId() ?? 0, $_POST['system_prompt'] ?? '');\n $this->view('chat.partials.success', ['message' => $result->message]);\n }\n\n public function getSystemPrompt(string $uuid): void\n {\n $session = $this->getSessionUseCase->getSession($uuid);\n\n if ($session === null) {\n $this->notFound('Session nicht gefunden');\n }\n\n $this->view('chat.partials.system-prompt-modal', [\n 'session' => ChatSessionFactory::toArray($session),\n 'currentPrompt' => $this->getSessionUseCase->getSystemPromptById($session->getSystemPromptId()),\n 'defaultPrompt' => $this->getSessionUseCase->getDefaultSystemPrompt(),\n ]);\n }\n\n public function delete(string $uuid): void\n {\n $session = $this->getSessionUseCase->getSession($uuid);\n\n if ($session !== null) {\n $this->deleteSessionUseCase->deleteSession($session->getId() ?? 0);\n }\n\n $this->htmxRedirect('\/chat');\n }\n\n public function deleteAll(): void\n {\n $this->deleteSessionUseCase->deleteAllSessions();\n $this->htmxRedirect('\/chat');\n }\n\n public function export(string $uuid): void\n {\n $format = $this->getString('format') ?: 'markdown';\n $filename = $this->exportUseCase->generateFilename($uuid, $format);\n\n if ($format === 'json') {\n $data = $this->exportUseCase->exportAsJson($uuid);\n\n if ($data === null) {\n $this->notFound('Session nicht gefunden');\n }\n\n $content = json_encode($data, JSON_PRETTY_PRINT | JSON_UNESCAPED_UNICODE);\n $this->download($content, $filename, 'application\/json');\n } else {\n $content = $this->exportUseCase->exportAsMarkdown($uuid);\n\n if ($content === null) {\n $this->notFound('Session nicht gefunden');\n }\n\n $this->download($content, $filename, 'text\/markdown');\n }\n }\n}\n",
"structuredPatch": [
{
"oldStart": 153,
"oldLines": 6,
"newStart": 153,
"newLines": 132,
"lines": [
" ]);",
" }",
" ",
"+ \/**",
"+ * Streaming message endpoint with SSE progress events",
"+ *\/",
"+ public function messageStream(string $uuid): void",
"+ {",
"+ $session = $this->getSessionUseCase->getSession($uuid);",
"+",
"+ if ($session === null) {",
"+ $this->sseError('Session nicht gefunden.');",
"+",
"+ return;",
"+ }",
"+",
"+ $sessionId = $session->getId() ?? 0;",
"+ $question = trim($_POST['message'] ?? '');",
"+ $requestedModel = $_POST['model'] ?? $session->getModel();",
"+ $model = $this->modelRegistry->isValid($requestedModel)",
"+ ? $requestedModel",
"+ : $this->modelRegistry->getDefaultChatModel();",
"+ $sessionCollections = $session->getCollections();",
"+ $collections = $_POST['collections'] ?? $sessionCollections;",
"+ $contextLimit = (int) ($_POST['context_limit'] ?? $session->getContextLimit());",
"+ $authorProfileId = (int) ($_POST['author_profile_id'] ?? $session->getAuthorProfileId() ?? 0);",
"+ $systemPromptId = (int) ($_POST['system_prompt_id'] ?? $session->getSystemPromptId() ?? 1);",
"+ $structureId = (int) ($_POST['structure_id'] ?? 0);",
"+ $temperature = (float) ($_POST['temperature'] ?? $session->getTemperature());",
"+ $maxTokens = (int) ($_POST['max_tokens'] ?? $session->getMaxTokens());",
"+",
"+ if ($this->updateSessionUseCase->settingsHaveChanged($session, $model, $collections, $contextLimit, $authorProfileId, $temperature, $maxTokens)) {",
"+ $this->updateSessionUseCase->updateSettings($sessionId, $model, $collections, $contextLimit, $authorProfileId, $temperature, $maxTokens);",
"+ }",
"+",
"+ if ($question === '') {",
"+ $this->sseError('Bitte gib eine Frage ein.');",
"+",
"+ return;",
"+ }",
"+",
"+ if (!empty($collections)) {",
"+ $compatibility = $this->updateSessionUseCase->validateCollectionCompatibility($collections);",
"+ if (!$compatibility['valid']) {",
"+ $this->sseError('Collection-Fehler: ' . $compatibility['error']);",
"+",
"+ return;",
"+ }",
"+ }",
"+",
"+ $qualityCheck = isset($_POST['quality_check']) && $_POST['quality_check'] === '1';",
"+",
"+ \/\/ Setup SSE headers",
"+ header('Content-Type: text\/event-stream');",
"+ header('Cache-Control: no-cache');",
"+ header('Connection: keep-alive');",
"+ header('X-Accel-Buffering: no');",
"+",
"+ \/\/ Disable output buffering",
"+ while (ob_get_level()) {",
"+ ob_end_flush();",
"+ }",
"+",
"+ \/\/ Set progress callback",
"+ $this->streamingUseCase->setProgressCallback(function (string $step, string $message, ?int $durationMs) {",
"+ $timestamp = (new \\DateTime())->format('H:i:s.v');",
"+ $data = [",
"+ 'ts' => $timestamp,",
"+ 'step' => $step,",
"+ 'msg' => $message,",
"+ 'ms' => $durationMs,",
"+ ];",
"+ echo \"event: progress\\n\";",
"+ echo 'data: ' . json_encode($data, JSON_UNESCAPED_UNICODE) . \"\\n\\n\";",
"+ flush();",
"+ });",
"+",
"+ \/\/ Execute with streaming",
"+ $response = $this->streamingUseCase->execute(",
"+ sessionUuid: $uuid,",
"+ message: $question,",
"+ model: $model,",
"+ collections: $collections,",
"+ contextLimit: $contextLimit,",
"+ authorProfileId: $authorProfileId,",
"+ systemPromptId: $systemPromptId,",
"+ temperature: $temperature,",
"+ maxTokens: $maxTokens,",
"+ structureId: $structureId,",
"+ qualityCheck: $qualityCheck",
"+ );",
"+",
"+ \/\/ Send final result",
"+ if ($response->hasError()) {",
"+ $errorData = ['error' => $response->getError()];",
"+ echo \"event: error\\n\";",
"+ echo 'data: ' . json_encode($errorData, JSON_UNESCAPED_UNICODE) . \"\\n\\n\";",
"+ } else {",
"+ $result = $response->toArray();",
"+ $formattedAnswer = $this->formatter->formatAnswer($result['answer'] ?? '');",
"+",
"+ \/\/ Render the response partial to HTML",
"+ ob_start();",
"+ $this->view('chat.partials.response', [",
"+ 'question' => $question,",
"+ 'result' => $result,",
"+ 'model' => $model,",
"+ 'formattedAnswer' => $formattedAnswer,",
"+ ]);",
"+ $html = ob_get_clean();",
"+",
"+ $doneData = ['html' => $html];",
"+ echo \"event: done\\n\";",
"+ echo 'data: ' . json_encode($doneData, JSON_UNESCAPED_UNICODE) . \"\\n\\n\";",
"+ }",
"+",
"+ flush();",
"+ }",
"+",
"+ private function sseError(string $message): void",
"+ {",
"+ header('Content-Type: text\/event-stream');",
"+ header('Cache-Control: no-cache');",
"+ $errorData = ['error' => $message];",
"+ echo \"event: error\\n\";",
"+ echo 'data: ' . json_encode($errorData, JSON_UNESCAPED_UNICODE) . \"\\n\\n\";",
"+ flush();",
"+ }",
"+",
" public function updateTitle(string $uuid): void",
" {",
" $session = $this->getSessionUseCase->getSession($uuid);"
]
}
],
"userModified": false,
"replaceAll": false
}
}