/**
 * SkillKit Configuration Management
 * Handles loading, saving, and managing configuration from ~/.skillkit/config.json
 * Uses 'conf' package for OS-specific config directory handling
 */
import { SkillKitConfig, ModelProvider, ModelConfig } from './types.js';
/**
 * Configuration manager
 */
export declare class ConfigManager {
    private configDir;
    private configPath;
    private config;
    private isDirty;
    /**
     * Initialize config manager
     */
    constructor(configDir?: string);
    /**
     * Load configuration from disk
     */
    private loadConfig;
    /**
     * Merge saved config with defaults
     */
    private mergeConfig;
    /**
     * Get complete configuration
     */
    getConfig(): SkillKitConfig;
    /**
     * Get configuration by provider
     */
    getModelConfig(provider: ModelProvider): ModelConfig;
    /**
     * Set model API key
     */
    setApiKey(provider: ModelProvider, apiKey: string): void;
    /**
     * Get API key for provider
     */
    getApiKey(provider: ModelProvider): string | undefined;
    /**
     * Set default provider
     */
    setDefaultProvider(provider: ModelProvider): void;
    /**
     * Get default provider
     */
    getDefaultProvider(): ModelProvider;
    /**
     * Set default model for provider
     */
    setModel(provider: ModelProvider, model: string): void;
    /**
     * Get default model for provider
     */
    getModel(provider: ModelProvider): string;
    /**
     * Set language preference
     */
    setLanguage(language: string): void;
    /**
     * Get language preference
     */
    getLanguage(): string;
    /**
     * Set skills directory
     */
    setSkillsDirectory(directory: string): void;
    /**
     * Get skills directory
     */
    getSkillsDirectory(): string;
    /**
     * Set security level
     */
    setSecurityLevel(level: 'strict' | 'normal' | 'permissive'): void;
    /**
     * Get security level
     */
    getSecurityLevel(): 'strict' | 'normal' | 'permissive';
    /**
     * Enable/disable telemetry
     */
    setTelemetry(enabled: boolean): void;
    /**
     * Get telemetry status
     */
    isTelemetryEnabled(): boolean;
    /**
     * Set execution timeout
     */
    setTimeout(timeoutMs: number): void;
    /**
     * Get execution timeout
     */
    getTimeout(): number;
    /**
     * Set max tokens
     */
    setMaxTokens(maxTokens: number): void;
    /**
     * Get max tokens
     */
    getMaxTokens(): number;
    /**
     * Update model configuration
     */
    updateModelConfig(provider: ModelProvider, config: Partial<ModelConfig>): void;
    /**
     * Set custom configuration value
     */
    setCustom(key: string, value: unknown): void;
    /**
     * Get custom configuration value
     */
    getCustom(key: string, defaultValue?: unknown): unknown;
    /**
     * Set user ID
     */
    setUserId(userId: string): void;
    /**
     * Get user ID
     */
    getUserId(): string | undefined;
    /**
     * Save configuration to disk
     */
    save(): void;
    /**
     * Check if config has unsaved changes
     */
    isDirtyConfig(): boolean;
    /**
     * Reset to default configuration
     */
    reset(): void;
    /**
     * Get config file path
     */
    getConfigPath(): string;
    /**
     * Get config directory
     */
    getConfigDirectory(): string;
    /**
     * Validate that all required API keys are set
     */
    validateApiKeys(providers: ModelProvider[]): {
        valid: boolean;
        missing: ModelProvider[];
    };
}
/**
 * Initialize global config (call once on startup)
 */
export declare function initializeConfig(configDir?: string): ConfigManager;
/**
 * Get global config instance
 */
export declare function getConfig(): ConfigManager;
/**
 * Reset global config
 */
export declare function resetConfig(): void;
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