export interface DiffStats {
    filesChanged: number;
    linesAdded: number;
    linesDeleted: number;
    fileStats: Record<string, {
        added: number;
        deleted: number;
        changeType: 'added' | 'modified' | 'deleted';
    }>;
}
export declare class GitIntegration {
    private git;
    private rootDir;
    constructor(rootDir?: string);
    isGitRepo(): Promise<boolean>;
    getCurrentCommit(): Promise<string | undefined>;
    getUnstagedDiff(filePath?: string): Promise<string>;
    getStagedDiff(filePath?: string): Promise<string>;
    /**
     * Get stats for a specific file based on its current state on disk vs HEAD
     * This includes both staged and unstaged changes.
     */
    getFileStats(filePath: string): Promise<{
        added: number;
        deleted: number;
        changeType: 'added' | 'modified' | 'deleted';
    }>;
    /**
     * Parse a unified diff string to count lines (fallback if numstat isn't enough)
     */
    parseDiff(diff: string): {
        added: number;
        deleted: number;
    };
    /**
     * Get current branch name
     */
    getCurrentBranch(): Promise<string | null>;
    /**
     * Create and checkout a new branch
     */
    createAndCheckoutBranch(branchName: string): Promise<boolean>;
    /**
     * Checkout an existing branch
     */
    checkoutBranch(branchName: string): Promise<boolean>;
    /**
     * Check if branch exists
     */
    branchExists(branchName: string): Promise<boolean>;
    /**
     * Delete a branch
     */
    deleteBranch(branchName: string, force?: boolean): Promise<boolean>;
}