/**
 * SessionContextFormatter
 *
 * Formats session context content for display during session start.
 * Extracted from SessionStartHandler to enable unit testing of
 * formatting logic without MCP/DAL/git dependencies.
 */
import type { SessionTrigger, IMemoryItem, ITask, ITaskCounts } from '../../domain';
import type { ITriageResult } from '../../domain/interfaces/IGitTriageService';
/**
 * Git commit summary used in context display.
 */
export interface IGitCommit {
    hash: string;
    message: string;
}
/**
 * Session context information for formatting.
 */
export interface ISessionContext {
    projectName: string;
    userName: string;
    folderType: string;
    projectRoot: string;
    branch: string | null;
}
/**
 * Memory data used for context formatting.
 */
export interface IFormattableMemories {
    readonly facts: readonly IMemoryItem[];
    readonly nodes: readonly IMemoryItem[];
    readonly initReview: string | null;
    readonly timedOut: boolean;
}
export declare class SessionContextFormatter {
    /**
     * Get trigger-specific message.
     */
    getTriggerMessage(trigger: SessionTrigger, timedOut: boolean): string;
    /**
     * Get trigger-specific reminders.
     */
    getTriggerReminders(trigger: SessionTrigger): string[];
    /**
     * Format the full context content for injection into session context.
     */
    formatContextContent(trigger: SessionTrigger, memories: IFormattableMemories, tasks: readonly ITask[], taskCounts: ITaskCounts, context: ISessionContext, gitCommits?: readonly IGitCommit[], querySince?: Date, gitTriage?: ITriageResult | null): string;
    /**
     * Filter memories to recent items within a time window.
     */
    filterRecentMemories(memories: readonly IMemoryItem[], hoursAgo: number): IMemoryItem[];
    /**
     * Format memory items into grouped summary lines.
     */
    formatMemorySummary(memories: readonly IMemoryItem[], limit: number): string[];
    /**
     * Group memories by time windows for compact display.
     */
    groupMemoriesByTime(memories: readonly IMemoryItem[], windowMinutes: number): Array<{
        timestamp: Date;
        memories: IMemoryItem[];
        summary: string;
    }>;
    /**
     * Extract a concise summary from a group of related memories.
     */
    extractGroupSummary(memories: IMemoryItem[]): string;
    /**
     * Format a date range description for display.
     */
    formatDateRangeDescription(since: Date): string;
    /**
     * Format a date as a relative display string.
     */
    formatRelativeDate(date: Date): string;
    /**
     * Format git triage results as a compact summary.
     * Shows aggregate counts rather than individual commits.
     */
    formatGitTriageSummary(triage: ITriageResult): string[];
    /**
     * Format a file path for hotspot display (truncate long paths).
     */
    private formatHotspotPath;
}
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