import ts from "typescript";
import { TranslationKey } from "../../../types/translation.types";
/**
 * Finds react-i18next translation keys used in source code with enhanced context
 */
export declare class ReactI18nextKeyFinder {
    private translationKeys;
    private analyzedFiles;
    private contextExtractor;
    constructor();
    /**
     * Finds all react-i18next translation keys in source files
     * @param sourceFiles Map of source files to analyze
     * @returns Promise resolving when analysis is complete
     */
    findAllTranslationKeys(sourceFiles: Map<string, ts.SourceFile>): Promise<void>;
    /**
     * Gets the collected translation keys
     * @returns Array of translation keys
     */
    getTranslationKeys(): TranslationKey[];
    /**
     * Analyzes a source file for react-i18next hooks and calls
     * @param sourceFile Source file to analyze
     * @param filePath Path to the source file
     * @returns Analysis results with hooks and keys
     */
    private analyzeSourceFile;
    /**
     * Processes a react-i18next hook to find translation keys
     * @param hook React-i18next hook to process
     * @param sourceFile Source file
     * @param filePath File path
     * @returns Array of translation keys
     */
    private processReactI18nextHook;
    /**
     * Processes a react-i18next translation call to create a translation key with usage context
     * @param call React-i18next translation call
     * @param hookNamespace Optional namespace from hook
     * @param componentName Component name
     * @param sourceFile Source file
     * @param filePath File path
     * @returns Translation key with usage context
     */
    private processReactI18nextCall;
    /**
     * Groups translation keys by file path
     * @returns Map of file paths to arrays of translation keys
     */
    groupKeysByFile(): Map<string, TranslationKey[]>;
    /**
     * Groups translation keys by namespace
     * @returns Map of namespaces to arrays of translation keys
     */
    groupKeysByNamespace(): Map<string, TranslationKey[]>;
    /**
     * Finds keys that use namespace prefix pattern (namespace:key)
     * @returns Array of keys using namespace prefix
     */
    findKeysWithNamespacePrefix(): TranslationKey[];
    /**
     * Finds keys that use namespace from options object
     * @returns Array of keys using options namespace
     */
    findKeysWithOptionsNamespace(): TranslationKey[];
    /**
     * Finds files with the most translation keys
     * @param limit Maximum number of files to return
     * @returns Array of files sorted by key count
     */
    findFilesWithMostKeys(limit?: number): Array<{
        filePath: string;
        keyCount: number;
        keys: TranslationKey[];
    }>;
    /**
     * Finds translation keys in JSX context
     * @returns Array of keys used in JSX
     */
    findKeysInJSX(): TranslationKey[];
    /**
     * Finds translation keys in conditional rendering
     * @returns Array of keys used in conditional rendering
     */
    findKeysInConditionals(): TranslationKey[];
    /**
     * Finds translation keys in event handlers
     * @returns Array of keys used in event handlers
     */
    findKeysInEventHandlers(): TranslationKey[];
    /**
     * Groups translation keys by component
     * @returns Map of component names to arrays of translation keys
     */
    groupKeysByComponent(): Map<string, TranslationKey[]>;
    /**
     * Finds components that use multiple namespaces
     * @returns Array of components with multiple namespaces
     */
    findComponentsWithMultipleNamespaces(): Array<{
        componentName: string;
        namespaces: string[];
        keyCount: number;
    }>;
    /**
     * Gets statistics about key usage patterns
     * @returns Object with usage statistics
     */
    getUsageStatistics(): {
        totalKeys: number;
        uniqueKeys: number;
        namespacesUsed: number;
        filesAnalyzed: number;
        componentsAnalyzed: number;
        jsxUsage: number;
        conditionalUsage: number;
        eventHandlerUsage: number;
    };
}