Function getAvailableTools

packages/core/src/ai/tools/index.ts:68–117

(options: {
  bookId?: string | null;
  isVectorized: boolean;
  enabledSkills: Skill[];
})

/** Get available tools based on current state */
export function getAvailableTools(options: {
  bookId?: string | null;
  isVectorized: boolean;
  enabledSkills: Skill[];
}): ToolDefinition[] {
  const tools: ToolDefinition[] = [];

  // General tools are always available (no bookId required)
  tools.push(...getGeneralTools());

  if (options.bookId) {
    // Context tools (always available when book is loaded)
    tools.push(...getContextTools(options.bookId));

    // RAG tools (require vectorization)
    if (options.isVectorized) {
      tools.push(
        createRagSearchTool(options.bookId),
        createRagTocTool(options.bookId),
        createRagContextTool(options.bookId),
      );

      // Content analysis tools (require chunks from vectorization)
      tools.push(
        createSummarizeTool(options.bookId),
        createExtractEntitiesTool(options.bookId),
        createAnalyzeArgumentsTool(options.bookId),
        createFindQuotesTool(options.bookId),
        createCompareSectionsTool(options.bookId),
      );
    } else {
      tools.push(
        createFallbackTocTool(options.bookId),
        createFallbackSearchTool(options.bookId),
        createFallbackChapterContextTool(options.bookId),
      );
    }

    // Citations are available for indexed chunks and for fallback sources that
    // can be validated against concrete reader segments.
    tools.push(createGetAnnotationsTool(options.bookId), createAddCitationTool(options.bookId));
  }

  // Add custom skills
  for (const skill of options.enabledSkills) {
    tools.push(skillToTool(skill));
  }

  return tools;
}