import { MergeMethod, SyncOptions } from '../types';
import { Issue, IssueOptions } from './Issue';
export interface PullRequestOptions extends IssueOptions {
    headRef?: string;
    baseRef?: string;
    merged?: boolean;
    mergedAt?: Date | null;
    mergeable?: boolean;
    draft?: boolean;
    additions?: number;
    deletions?: number;
    changedFiles?: number;
}
export declare class PullRequest extends Issue {
    /**
     * Source branch ref
     */
    headRef: string;
    /**
     * Target branch ref
     */
    baseRef: string;
    /**
     * Whether the PR has been merged
     */
    merged: boolean;
    /**
     * When the PR was merged
     */
    mergedAt: Date | null;
    /**
     * Whether the PR can be merged
     */
    mergeable: boolean;
    /**
     * Whether this is a draft PR
     */
    draft: boolean;
    /**
     * Lines added
     */
    additions: number;
    /**
     * Lines deleted
     */
    deletions: number;
    /**
     * Number of files changed
     */
    changedFiles: number;
    constructor(options?: PullRequestOptions);
    /**
     * Sync PR data from the provider
     *
     * @param options - Sync options
     * @returns This PR with updated fields
     */
    sync(options?: SyncOptions): Promise<this>;
    /**
     * AI-powered: Generate a summary of PR changes
     *
     * @returns Summary of what this PR does
     */
    summarize(): Promise<string>;
    /**
     * Merge this pull request
     *
     * @param method - Merge method (merge, squash, rebase)
     */
    merge(method?: MergeMethod): Promise<void>;
    /**
     * Mark this draft PR as ready for review
     */
    markReady(): Promise<void>;
    /**
     * Convert this PR back to draft
     */
    convertToDraft(): Promise<void>;
    /**
     * Request review from specified users
     *
     * @param reviewers - User logins to request review from
     */
    requestReviewers(reviewers: string[]): Promise<void>;
    /**
     * Find related issue for this PR
     *
     * @returns Related Issue or null
     */
    findLinkedIssue(): Promise<Issue | null>;
    /**
     * AI-powered: Check if this PR is ready to merge
     *
     * @returns True if the PR appears ready
     */
    isReadyToMerge(): Promise<boolean>;
    /**
     * AI-powered: Suggest reviewers based on changed files
     *
     * @returns Array of suggested reviewer logins
     */
    suggestReviewers(): Promise<string[]>;
    /**
     * Get PR URL
     */
    getUrl(): string;
    /**
     * Get the change size classification
     *
     * @returns Size classification (xs, s, m, l, xl)
     */
    getChangeSize(): 'xs' | 's' | 'm' | 'l' | 'xl';
}
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