OpenDeepSearch

/** * Utilities for working with questions */ // Если в будущем будут добавлены импорты, они должны включать расширение .js // import { SomeType } from '../types.js'; /** * Analyzes the main question and breaks it down into sub-questions * @param question The main question * @returns Array of sub-questions */ export async function analyzeQuestion(question: string): Promise<string[]> { // In a real implementation, this could use an LLM for question decomposition // For the prototype, we'll use a simple algorithm // Remove question marks and split by "and", "or", commas const cleanQuestion = question.replace(/\?/g, '').trim(); // Look for keywords that might indicate a compound question const conjunctions = ['and', 'or', 'versus', 'vs', 'compared to', 'differences between']; let hasConjunction = false; for (const conj of conjunctions) { if (cleanQuestion.toLowerCase().includes(conj)) { hasConjunction = true; break; } } // If the question contains conjunctions, break it down if (hasConjunction) { // Simple heuristic for breaking down the question // In a real implementation, this would be more sophisticated const parts = cleanQuestion.split(/\s+(?:and|or|versus|vs|compared to)\s+/i); if (parts.length > 1) { // Form sub-questions based on parts return parts.map(part => `${part.trim()}?`); } } // If we couldn't break it down by conjunctions, create sub-questions by key aspects // This is a simplified version, a real implementation would need a more complex algorithm const aspects = [ 'what is', 'how does', 'why is', 'when was', 'where is', 'definition', 'history', 'examples', 'advantages', 'disadvantages' ]; const subQuestions = []; // Add the main question subQuestions.push(question); // Add sub-questions by aspects const mainTopic = extractMainTopic(cleanQuestion); if (mainTopic) { // Add several sub-questions on different aspects subQuestions.push(`What is ${mainTopic}?`); subQuestions.push(`What are the key features of ${mainTopic}?`); subQuestions.push(`What are the applications of ${mainTopic}?`); } // Remove duplicates and return unique sub-questions return Array.from(new Set(subQuestions)); } /** * Extracts the main topic from a question * @param question The question * @returns The main topic or null if it couldn't be determined */ function extractMainTopic(question: string): string | null { // Remove question words at the beginning const withoutQuestionWords = question .replace(/^(what|who|when|where|why|how|is|are|do|does|did|can|could|would|should|will)\s+/i, '') .trim(); // If the question starts with "the", "a", "an", remove the article const withoutArticles = withoutQuestionWords .replace(/^(the|a|an)\s+/i, '') .trim(); // If there's anything left, return it as the main topic return withoutArticles.length > 0 ? withoutArticles : null; }