import type { Marker } from '../types.js';
export interface Checkpoint {
    id: string;
    timestamp: string;
    commitHash: string;
    branchName: string;
    markers: MarkerSummary[];
    pageUrl: string;
    pageTitle: string;
    agentName: string;
    status: 'pending' | 'applied' | 'reverted';
    filesModified: number;
    linesChanged: number;
}
/**
 * Canonical definition of MarkerSummary.
 * Keep in sync with: client/src/types/index.ts (MarkerSummary)
 */
export interface MarkerSummary {
    id: string;
    identifier: string;
    notes: string;
}
export interface FileChange {
    checkpointId: string;
    filePath: string;
    changeType: 'created' | 'modified' | 'deleted';
    linesAdded: number;
    linesRemoved: number;
}
export interface ChangeHistory {
    projectDir: string;
    checkpoints: Checkpoint[];
    currentCheckpointId: string | null;
}
/**
 * Canonical definition of CheckpointInfo.
 * Keep in sync with: client/src/types/index.ts (CheckpointInfo)
 */
export interface CheckpointInfo {
    id: string;
    timestamp: string;
    markers: MarkerSummary[];
    filesModified: number;
    linesChanged: number;
    agentName: string;
    pageUrl: string;
    status: 'pending' | 'applied' | 'reverted';
    canUndo: boolean;
}
export declare class GitManager {
    private projectDir;
    private historyFile;
    private zingitDir;
    constructor(projectDir: string);
    /**
     * Initialize ZingIt tracking in the project
     */
    initialize(): Promise<void>;
    /**
     * Check if git repo exists and get status
     */
    checkGitStatus(): Promise<{
        isRepo: boolean;
        isClean: boolean;
        branch: string;
        error?: string;
    }>;
    /**
     * Create a checkpoint before AI modifications
     */
    createCheckpoint(metadata: {
        markers: Marker[];
        pageUrl: string;
        pageTitle: string;
        agentName: string;
    }): Promise<Checkpoint>;
    /**
     * Finalize checkpoint after AI modifications complete
     */
    finalizeCheckpoint(checkpointId: string): Promise<FileChange[]>;
    /**
     * Undo the most recent checkpoint
     */
    undoLastCheckpoint(): Promise<{
        checkpointId: string;
        filesReverted: string[];
    }>;
    /**
     * Revert to a specific checkpoint
     */
    revertToCheckpoint(checkpointId: string): Promise<{
        filesReverted: string[];
    }>;
    /**
     * Get change history formatted for client
     */
    getHistory(): Promise<CheckpointInfo[]>;
    /**
     * Clear all history (dangerous operation)
     */
    clearHistory(): Promise<void>;
    private loadHistory;
    private saveHistory;
}
/**
 * Custom error class for GitManager errors
 */
export declare class GitManagerError extends Error {
    readonly code: 'NOT_GIT_REPO' | 'DIRTY_WORKING_TREE' | 'CHECKPOINT_NOT_FOUND' | 'NO_CHANGES_TO_UNDO' | 'INVALID_CHECKPOINT_STATE';
    constructor(message: string, code: 'NOT_GIT_REPO' | 'DIRTY_WORKING_TREE' | 'CHECKPOINT_NOT_FOUND' | 'NO_CHANGES_TO_UNDO' | 'INVALID_CHECKPOINT_STATE');
}