Protokoll #14338

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        "transcript_path": "\/root\/.claude\/projects\/-var-www\/f0f145c4-ac1d-417a-b15b-271983ae648b.jsonl",
        "cwd": "\/var\/www\/dev.campus.systemische-tools.de",
        "permission_mode": "acceptEdits",
        "hook_event_name": "PostToolUse",
        "tool_name": "Read",
        "tool_input": {
            "file_path": "\/var\/www\/dev.campus.systemische-tools.de\/src\/Infrastructure\/Persistence\/ChatMessageRepository.php"
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                "filePath": "\/var\/www\/dev.campus.systemische-tools.de\/src\/Infrastructure\/Persistence\/ChatMessageRepository.php",
                "content": "<?php\n\ndeclare(strict_types=1);\n\nnamespace Infrastructure\\Persistence;\n\n\/\/ @responsibility: Persistenz für Chat-Nachrichten (CRUD, Session-Filter)\n\nuse Domain\\Entity\\ChatMessage;\nuse Domain\\Repository\\ChatMessageRepositoryInterface;\n\nclass ChatMessageRepository implements ChatMessageRepositoryInterface\n{\n    private \\PDO $pdo;\n\n    public function __construct(?\\PDO $pdo = null)\n    {\n        $this->pdo = $pdo ?? DatabaseFactory::content();\n    }\n\n    public function findBySessionId(int $sessionId): array\n    {\n        $stmt = $this->pdo->prepare(\n            'SELECT * FROM chat_messages WHERE session_id = ? ORDER BY created_at ASC'\n        );\n        $stmt->execute([$sessionId]);\n\n        $messages = [];\n        foreach ($stmt->fetchAll(\\PDO::FETCH_ASSOC) as $row) {\n            $messages[] = ChatMessage::fromArray($row);\n        }\n\n        return $messages;\n    }\n\n    public function saveEntity(ChatMessage $message): int\n    {\n        $data = $message->toArray();\n        unset($data['id']);\n\n        $stmt = $this->pdo->prepare(\n            'INSERT INTO chat_messages\n             (session_id, role, content, model, tokens_input, tokens_output, sources,\n              start_microtime, end_microtime, author_profile_id, system_prompt_id, collections, context_limit)\n             VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)'\n        );\n        $stmt->execute([\n            $message->getSessionId(),\n            $message->getRole()->value,\n            $message->getContent(),\n            $message->getModel(),\n            $message->getTokensInput(),\n            $message->getTokensOutput(),\n            $message->getSources() !== null ? json_encode($message->getSources()) : null,\n            $message->getStartMicrotime(),\n            $message->getEndMicrotime(),\n            $message->getAuthorProfileId(),\n            $message->getSystemPromptId(),\n            $message->getCollections() !== null ? json_encode($message->getCollections()) : null,\n            $message->getContextLimit(),\n        ]);\n\n        \/\/ Update session timestamp\n        $this->pdo->prepare('UPDATE chat_sessions SET updated_at = NOW() WHERE id = ?')\n            ->execute([$message->getSessionId()]);\n\n        return (int) $this->pdo->lastInsertId();\n    }\n\n    public function save(\n        int $sessionId,\n        string $role,\n        string $content,\n        string $model,\n        ?int $tokensInput = null,\n        ?int $tokensOutput = null,\n        ?array $sources = null,\n        ?float $startMicrotime = null,\n        ?float $endMicrotime = null,\n        ?int $authorProfileId = null,\n        ?int $systemPromptId = null,\n        ?string $collectionsJson = null,\n        ?int $contextLimit = null\n    ): int {\n        $stmt = $this->pdo->prepare(\n            'INSERT INTO chat_messages\n             (session_id, role, content, model, tokens_input, tokens_output, sources,\n              start_microtime, end_microtime, author_profile_id, system_prompt_id, collections, context_limit)\n             VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)'\n        );\n        $stmt->execute([\n            $sessionId,\n            $role,\n            $content,\n            $model,\n            $tokensInput,\n            $tokensOutput,\n            $sources !== null ? json_encode($sources) : null,\n            $startMicrotime,\n            $endMicrotime,\n            $authorProfileId,\n            $systemPromptId,\n            $collectionsJson,\n            $contextLimit,\n        ]);\n\n        \/\/ Update session timestamp\n        $this->pdo->prepare('UPDATE chat_sessions SET updated_at = NOW() WHERE id = ?')\n            ->execute([$sessionId]);\n\n        return (int) $this->pdo->lastInsertId();\n    }\n\n    public function delete(int $id): void\n    {\n        $stmt = $this->pdo->prepare('DELETE FROM chat_messages WHERE id = ?');\n        $stmt->execute([$id]);\n    }\n\n    public function deleteBySessionId(int $sessionId): void\n    {\n        $stmt = $this->pdo->prepare('DELETE FROM chat_messages WHERE session_id = ?');\n        $stmt->execute([$sessionId]);\n    }\n\n    public function getSessionStats(int $sessionId): array\n    {\n        $stmt = $this->pdo->prepare(\n            'SELECT\n                COUNT(*) as message_count,\n                COALESCE(SUM(tokens_input), 0) as total_input_tokens,\n                COALESCE(SUM(tokens_output), 0) as total_output_tokens,\n                COALESCE(SUM(end_microtime - start_microtime), 0) as total_duration\n             FROM chat_messages\n             WHERE session_id = ?'\n        );\n        $stmt->execute([$sessionId]);\n\n        return $stmt->fetch(\\PDO::FETCH_ASSOC);\n    }\n}\n",
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