/**
 * AtomicFlowBuilder - Deterministic tier-0 flow builder.
 * Builds short atomic flows (1-3 interactions) from the interaction graph alone.
 * No LLM calls — purely structural.
 */
import type { InteractionWithPaths, Module } from '../../../db/schema.js';
import type { FlowSuggestion } from './types.js';
export declare class AtomicFlowBuilder {
    /**
     * Build tier-0 atomic flows from interactions and modules.
     * Each atomic flow has 1-3 interactions covering a small entity-scoped chain.
     */
    buildAtomicFlows(interactions: InteractionWithPaths[], modules: Module[], moduleEntityOverrides?: Map<number, string>): FlowSuggestion[];
    /**
     * Group interactions by entity pair.
     * Key = sorted(fromEntity, toEntity) for bidirectional grouping.
     * Interactions between _generic modules get their own group per module pair.
     */
    private groupByEntityPair;
    /**
     * Find connected chains within a group of interactions.
     * A chain is a sequence where one interaction's toModuleId matches the next's fromModuleId.
     */
    private findChains;
    /**
     * Split a chain longer than maxLen into overlapping segments.
     * Each segment has at most maxLen interactions.
     */
    private splitChain;
    /**
     * Build a FlowSuggestion from a segment of interactions.
     */
    private buildFlowFromSegment;
    /**
     * Generate a name for an atomic flow from its interactions.
     */
    private generateAtomicName;
    /**
     * Generate a description for an atomic flow.
     */
    private generateAtomicDescription;
    /**
     * Get short module name from module.
     */
    private shortModuleName;
}
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