import type { ILlmPromptContext, ILlmService } from '../../application/interface/llm-service.interface';
import type { LLMConfiguration } from '../../domain/entity/llm-configuration.entity';
import { CommitMessage } from '../../domain/entity/commit-message.entity';
/**
 * Google (Vertex AI/Gemini) implementation of the LLM service
 */
export declare class GoogleLlmService implements ILlmService {
    /**
     * Generate a commit message using Google Gemini
     * @param {ILlmPromptContext} context - The context for generating the commit message
     * @param {LLMConfiguration} configuration - The LLM configuration
     * @returns {Promise<CommitMessage>} Promise resolving to the generated commit message
     */
    generateCommitMessage(context: ILlmPromptContext, configuration: LLMConfiguration): Promise<CommitMessage>;
    /**
     * Check if the service supports the given configuration
     * @param {LLMConfiguration} configuration - The LLM configuration to check
     * @returns {boolean} True if the service supports the configuration
     */
    supports(configuration: LLMConfiguration): boolean;
    /**
     * Build the system prompt for Google Gemini
     * @param {ILlmPromptContext} context - The prompt context
     * @returns {string} The system prompt
     */
    private buildSystemPrompt;
    /**
     * Build the user prompt for Google Gemini
     * @param {ILlmPromptContext} context - The prompt context
     * @returns {string} The user prompt
     */
    private buildUserPrompt;
    /**
     * Format commitlint rules into human-readable instructions
     * @param {Record<string, unknown>} rules - The commitlint rules object
     * @returns {string} Formatted rules as string
     */
    private formatCommitlintRules;
    /**
     * Parse the commit message from the LLM response
     * @param {string} content - The response content
     * @returns {CommitMessage} The parsed commit message
     */
    private parseCommitMessage;
}