/**
 * @nahisaho/musubix-codegraph - Git Operations
 *
 * Git operations wrapper using simple-git
 *
 * @packageDocumentation
 * @module @nahisaho/musubix-codegraph/pr
 *
 * @see REQ-CG-PR-003 - Git Branch Creation
 * @see REQ-CG-PR-004 - Auto Commit
 * @see DES-CG-PR-004 - Class Design
 */
import type { BranchInfo, CommitInfo, GitOperationOptions, CodeChange } from './types.js';
/**
 * Git operations wrapper
 *
 * Provides a safe interface for Git operations needed for PR creation.
 * Uses child_process to interact with Git directly.
 *
 * @see DES-CG-PR-004
 * @example
 * ```typescript
 * const git = new GitOperations('/path/to/repo');
 * await git.createBranch('refactor/extract-interface');
 * await git.commit('refactor(auth): extract IAuthService interface');
 * await git.push();
 * ```
 */
export declare class GitOperations {
    private readonly repoPath;
    private readonly remote;
    /**
     * Create a new GitOperations instance
     * @param options - Git operation options
     */
    constructor(options: GitOperationOptions);
    /**
     * Check if path is a Git repository
     */
    isGitRepository(): boolean;
    /**
     * Get repository root path
     */
    getRepoRoot(): string;
    /**
     * Get current branch name
     * @see REQ-CG-PR-003
     */
    getCurrentBranch(): string;
    /**
     * Get default branch name (main or master)
     */
    getDefaultBranch(): string;
    /**
     * List all branches
     */
    listBranches(): BranchInfo[];
    /**
     * Check if branch exists
     */
    branchExists(branchName: string): boolean;
    /**
     * Create a new branch
     * @see REQ-CG-PR-003
     */
    createBranch(branchName: string, baseBranch?: string): void;
    /**
     * Checkout an existing branch
     */
    checkout(branchName: string): void;
    /**
     * Delete a branch
     */
    deleteBranch(branchName: string, force?: boolean): void;
    /**
     * Check for uncommitted changes
     */
    hasUncommittedChanges(): boolean;
    /**
     * Get list of modified files
     */
    getModifiedFiles(): string[];
    /**
     * Stage files for commit
     */
    stageFiles(files: string[]): void;
    /**
     * Stage all changes
     */
    stageAll(): void;
    /**
     * Unstage files
     */
    unstageFiles(files: string[]): void;
    /**
     * Discard changes in working tree
     */
    discardChanges(files: string[]): void;
    /**
     * Stash changes
     */
    stash(message?: string): void;
    /**
     * Pop stash
     */
    stashPop(): void;
    /**
     * Create a commit
     * @see REQ-CG-PR-004
     */
    commit(message: string, options?: {
        allowEmpty?: boolean;
    }): CommitInfo;
    /**
     * Get last commit info
     */
    getLastCommit(): CommitInfo;
    /**
     * Get commit history
     */
    getCommitHistory(count?: number): CommitInfo[];
    /**
     * Push branch to remote
     */
    push(options?: {
        setUpstream?: boolean;
        force?: boolean;
    }): void;
    /**
     * Fetch from remote
     */
    fetch(prune?: boolean): void;
    /**
     * Pull from remote
     */
    pull(rebase?: boolean): void;
    /**
     * Get remote URL
     */
    getRemoteUrl(): string;
    /**
     * Parse GitHub owner/repo from remote URL
     */
    parseRemoteUrl(): {
        owner: string;
        repo: string;
    } | null;
    /**
     * Get diff for staged changes
     */
    getStagedDiff(): string;
    /**
     * Get diff for unstaged changes
     */
    getUnstagedDiff(): string;
    /**
     * Get diff between branches
     */
    getDiffBetweenBranches(baseBranch: string, headBranch?: string): string;
    /**
     * Get diff stats
     */
    getDiffStats(baseBranch?: string): {
        additions: number;
        deletions: number;
        files: number;
    };
    /**
     * Apply code changes to files
     * @see REQ-CG-PR-002
     */
    applyCodeChanges(changes: CodeChange[]): string[];
    /**
     * Revert changes to a file
     */
    revertFile(filePath: string): void;
    /**
     * Execute a git command synchronously
     */
    private git;
}
/**
 * Create a GitOperations instance
 */
export declare function createGitOperations(repoPath: string, remote?: string): GitOperations;
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