import { type Issue, type CreateIssueParams, type IssueFilters } from "../../types/index.js";
/**
 * Service for GitHub issue operations
 * Single Responsibility: Issue CRUD and listing
 */
export declare class IssueService {
    /**
     * Build a consistent cache key for an issue.
     * Uses `issue:owner/repo#number` when owner/repo are known, otherwise `issue:number`.
     */
    static getCacheKey(issueNumber: number, owner?: string, repo?: string): string;
    /**
     * Create a new GitHub issue
     */
    create(params: CreateIssueParams): Promise<Issue>;
    /**
     * Get a specific issue by number.
     * When owner/repo are provided, queries that repo directly instead of the CWD repo.
     */
    get(issueNumber: number, owner?: string, repo?: string): Promise<Issue>;
    /**
     * Update issue body
     */
    updateBody(issueNumber: number, body: string): Promise<void>;
    /**
     * Close an issue
     */
    close(issueNumber: number, owner?: string, repo?: string): Promise<void>;
    /**
     * List issues with filters
     */
    list(filters?: IssueFilters): Promise<Issue[]>;
    /**
     * Add a comment to an issue
     */
    addComment(issueNumber: number, body: string): Promise<void>;
    /**
     * Get comments for an issue/PR
     */
    getComments(issueNumber: number): Promise<Array<{
        id: number;
        body: string;
        user: {
            login: string;
        };
        created_at: string;
    }>>;
    /**
     * Add labels to an issue
     */
    addLabels(issueNumber: number, labels: string[]): Promise<void>;
    /**
     * Remove a label from an issue
     */
    removeLabel(issueNumber: number, label: string): Promise<void>;
    /**
     * List user's open issues (authored or assigned)
     */
    listUserIssues(username: string): Promise<Issue[]>;
    /**
     * Transform GitHub API issue to internal format
     */
    private transformToInternalIssue;
}
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