/**
 * Types for pipeline execution and research steps
 */
import { z } from 'zod';
import { LanguageModel } from 'ai';
import { LogLevel } from '../utils/logging.js';
import { BaseResearchError } from './errors.js';
/**
 * Base interface for research data objects
 */
export interface ResearchData {
    researchPlan?: Record<string, string | string[]>;
    searchResults?: SearchResult[];
    extractedContent?: ExtractedContent[];
    factChecks?: FactCheckResult[];
    analysis?: Record<string, AnalysisResult>;
    refinedQueries?: RefinedQuery[];
    summary?: string;
    classification?: ClassificationData;
    tracks?: Record<string, TrackResult>;
    evaluations?: Record<string, EvaluationResult>;
    [key: string]: any;
}
/**
 * Represents a search result from web search
 */
export interface SearchResult {
    url: string;
    title: string;
    snippet?: string;
    domain?: string;
    publishedDate?: string;
    provider?: string;
    raw?: Record<string, any>;
}
/**
 * Represents extracted content from a URL
 */
export interface ExtractedContent {
    url: string;
    title: string;
    content: string;
    extractionDate: string;
    /** Additional metadata about the extraction */
    metadata?: Record<string, any>;
}
/**
 * Represents a fact check result
 */
export interface FactCheckResult {
    statement: string;
    isValid: boolean;
    confidence: number;
    evidence?: string[];
    sources?: string[];
    corrections?: string;
}
/**
 * Represents an analysis result
 */
export interface AnalysisResult {
    focus: string;
    insights: string[];
    confidence: number;
    supportingEvidence?: string[];
    limitations?: string[];
    recommendations?: string[];
}
/**
 * Represents a refined query
 */
export interface RefinedQuery {
    originalQuery: string;
    refinedQuery: string;
    refinementStrategy: string;
    targetedAspects?: string[];
    reasonForRefinement?: string;
}
/**
 * Represents a classification entity
 */
export interface Entity {
    name: string;
    type: string;
    description: string;
    confidence: number;
    mentions?: number;
}
/**
 * Represents a relationship between entities
 */
export interface EntityRelationship {
    source: string;
    target: string;
    relationship: string;
    confidence: number;
}
/**
 * Represents a cluster of related entities
 */
export interface EntityCluster {
    name: string;
    description: string;
    entities: string[];
    confidence: number;
}
/**
 * Represents classification data
 */
export interface ClassificationData {
    entities: Record<string, Entity>;
    relationships: EntityRelationship[];
    clusters: Record<string, EntityCluster>;
}
/**
 * Represents a track result
 */
export interface TrackResult {
    name: string;
    results: ResearchResult[];
    data: ResearchData;
    metadata?: Record<string, any>;
    errors: ResearchErrorData[];
    completed: boolean;
}
/**
 * Represents an evaluation result
 */
export interface EvaluationResult {
    passed: boolean;
    confidenceScore: number;
    timestamp: string;
}
/**
 * Represents research results that can be validated against schemas
 */
export type ResearchResult = Record<string, any>;
/**
 * Error data for research errors
 */
export interface ResearchErrorData {
    message: string;
    step?: string;
    code?: string;
}
/**
 * Represents the state of the research pipeline
 */
export interface ResearchState {
    query: string;
    outputSchema: z.ZodType<ResearchResult>;
    data: ResearchData;
    results: ResearchResult[];
    errors: (Error | BaseResearchError)[];
    /** Default language model to use if not specified in a step */
    defaultLLM?: LanguageModel;
    /** Default search provider to use if not specified in a step */
    defaultSearchProvider?: any;
    metadata: {
        startTime: Date;
        endTime?: Date;
        stepHistory: StepExecutionRecord[];
        confidenceScore?: number;
        /** Warnings accumulated during research */
        warnings?: string[];
        /** Indicates if classification has been performed */
        hasClassification?: boolean;
        /** Tracks information about parallel research execution */
        parallelTracks?: Record<string, ResearchState>;
        /** Records errors in parallel execution */
        parallelError?: Error;
        /** Information about the current research track */
        currentTrack?: string;
        /** Information about the current step being executed */
        currentStep?: string;
        /** Track description */
        trackDescription?: string;
        /** Entity counts from classification */
        entityCount?: number;
        /** Cluster counts from classification */
        clusterCount?: number;
        /** Relationship counts from classification */
        relationshipCount?: number;
        /** Pipeline configuration used */
        pipelineConfig?: PipelineConfig;
        /** Additional metadata properties */
        [key: string]: any;
    };
}
/**
 * Records the execution of a step in the pipeline
 */
export interface StepExecutionRecord {
    stepName: string;
    startTime: Date;
    endTime: Date;
    success: boolean;
    error?: Error | BaseResearchError;
    metadata?: {
        /** Duration of step execution in milliseconds */
        duration?: number;
        /** Number of retry attempts made */
        retryAttempts?: number;
        /** Whether the step was skipped */
        skipped?: boolean;
        /** Additional metadata */
        [key: string]: any;
    };
}
/**
 * Options for step execution
 */
export interface StepOptions {
    [key: string]: any;
}
/**
 * Represents a pipeline step
 */
export interface ResearchStep {
    name: string;
    execute: (state: ResearchState) => Promise<ResearchState>;
    rollback?: (state: ResearchState) => Promise<ResearchState>;
    options?: StepOptions;
    /** Whether this step can be retried on failure */
    retryable?: boolean;
    /** Whether this step can be skipped without breaking the pipeline */
    optional?: boolean;
}
/**
 * Configuration for the research pipeline
 */
export interface PipelineConfig {
    steps: ResearchStep[];
    /** How to handle errors in the pipeline */
    errorHandling?: 'stop' | 'continue' | 'rollback';
    /** Maximum number of retry attempts for retryable steps */
    maxRetries?: number;
    /** Initial delay between retries in milliseconds */
    retryDelay?: number;
    /** Factor by which to increase the delay on each subsequent retry */
    backoffFactor?: number;
    /** Whether to continue with the next step even if the current step fails */
    continueOnError?: boolean;
    /** Maximum execution time in milliseconds before timeout */
    timeout?: number;
    /** Minimum log level to display */
    logLevel?: LogLevel;
}
/**
 * Input for the research function
 */
export interface ResearchInput {
    /** The research query */
    query: string;
    /** Schema defining the output structure */
    outputSchema: z.ZodType<ResearchResult>;
    /** Optional custom pipeline steps */
    steps?: ResearchStep[];
    /** Optional configuration for the pipeline */
    config?: Partial<PipelineConfig>;
    /** Default language model to use for LLM-dependent steps */
    defaultLLM?: LanguageModel;
    /** Default search provider to use for search-dependent steps */
    defaultSearchProvider?: any;
}
/**
 * Extended error interface with step information
 */
export interface ResearchError extends Error {
    step?: string;
    code?: string;
}
/**
 * Type guard to check if an object is a ResearchError
 */
export declare function isResearchError(error: Error): error is ResearchError;