import { TranslationRequest, TranslationResult, SupportedLanguage, AIProvider } from './types';
/**
 * 翻译质量评估指标
 */
export interface QualityMetrics {
    fluency: number;
    accuracy: number;
    completeness: number;
    consistency: number;
    contextRelevance: number;
    overallScore: number;
}
/**
 * 质量评估配置
 */
export interface QualityAssessmentConfig {
    enableRealTimeAssessment: boolean;
    enableCrossValidation: boolean;
    enableHumanFeedback: boolean;
    confidenceThreshold: number;
    multiProviderValidation: boolean;
    qualityThreshold: number;
}
/**
 * 路由决策因素
 */
export interface RoutingFactors {
    textLength: number;
    textType: 'technical' | 'casual' | 'formal' | 'creative' | 'unknown';
    sourceLanguage: SupportedLanguage;
    targetLanguage: SupportedLanguage;
    domain: string;
    urgency: 'low' | 'medium' | 'high' | 'critical';
    qualityRequirement: 'basic' | 'high' | 'premium';
    costSensitivity: 'low' | 'medium' | 'high';
}
/**
 * 服务提供商能力配置
 */
export interface ProviderCapability {
    providerId: string;
    providerType: AIProvider;
    strengthLanguagePairs: Array<{
        from: SupportedLanguage;
        to: SupportedLanguage;
        score: number;
    }>;
    domainExpertise: Record<string, number>;
    textTypePreference: Record<string, number>;
    qualityProfile: {
        averageQuality: number;
        consistency: number;
        specializations: string[];
    };
    costProfile: {
        pricePerChar: number;
        bulkDiscount: number;
        speedTier: 'fast' | 'medium' | 'slow';
    };
    limitations: {
        maxTextLength: number;
        unsupportedLanguages: SupportedLanguage[];
        restrictedDomains: string[];
    };
}
/**
 * 智能翻译质量评估器
 */
export declare class TranslationQualityAssessor {
    private config;
    private qualityHistory;
    private feedbackData;
    constructor(config?: Partial<QualityAssessmentConfig>);
    /**
     * 路由翻译请求到最佳提供者（简化版）
     * - 为集成测试提供稳定接口
     */
    routeTranslation(text: string, targetLanguage: SupportedLanguage, context?: string): Promise<{
        translation: string;
        providerId: string;
        quality: number;
    }>;
    /**
     * 评估翻译质量
     */
    assessQuality(originalText: string, translatedText: string, sourceLanguage: SupportedLanguage, targetLanguage: SupportedLanguage, providerId: string, context?: string): Promise<QualityMetrics>;
    /**
     * 执行质量评估
     */
    private performQualityAssessment;
    /**
     * 基础质量检查
     */
    private performBasicQualityChecks;
    /**
     * 语言特定检查
     */
    private performLanguageSpecificChecks;
    /**
     * 上下文检查
     */
    private performContextualChecks;
    /**
     * 统计分析
     */
    private performStatisticalAnalysis;
    /**
     * 计算流畅度
     */
    private calculateFluency;
    /**
     * 计算准确性
     */
    private calculateAccuracy;
    /**
     * 计算完整性
     */
    private calculateCompleteness;
    /**
     * 计算一致性
     */
    private calculateConsistency;
    /**
     * 计算上下文相关性
     */
    private calculateContextRelevance;
    /**
     * 计算综合评分
     */
    private calculateOverallScore;
    /**
     * 辅助方法：计算长度比率
     */
    private calculateLengthRatio;
    /**
     * 检查特殊字符保留
     */
    private checkSpecialCharacters;
    /**
     * 检查格式保留
     */
    private checkFormattingPreservation;
    /**
     * 检查目标语言合规性
     */
    private detectTargetLanguageCompliance;
    /**
     * 检查字符集合规性
     */
    private checkCharacterSetCompliance;
    /**
     * 检查语法模式
     */
    private checkGrammarPatterns;
    /**
     * 检查文化适应性
     */
    private checkCulturalAdaptation;
    /**
     * 检查域术语
     */
    private checkDomainTerminology;
    /**
     * 检查风格一致性
     */
    private checkStyleConsistency;
    /**
     * 分析词汇计数
     */
    private analyzeWordCount;
    /**
     * 分析句子结构
     */
    private analyzeSentenceStructure;
    /**
     * 分析词汇多样性
     */
    private analyzeVocabularyDiversity;
    /**
     * 计算可读性
     */
    private calculateReadability;
    /**
     * 获取服务商的质量历史
     */
    getQualityHistory(providerId: string, sourceLanguage: SupportedLanguage, targetLanguage: SupportedLanguage): QualityMetrics[];
    /**
     * 获取服务商的平均质量评分
     */
    getAverageQuality(providerId: string, sourceLanguage: SupportedLanguage, targetLanguage: SupportedLanguage): number;
    /**
     * 记录人工反馈
     */
    recordHumanFeedback(originalText: string, translatedText: string, providerId: string, rating: number): void;
    /**
     * 文本哈希（用于反馈键）
     */
    private hashText;
}
/**
 * 智能路由决策引擎
 */
export declare class IntelligentRoutingEngine {
    private qualityAssessor;
    private providerCapabilities;
    private routingHistory;
    constructor(qualityAssessor: TranslationQualityAssessor);
    /**
     * 注册服务提供商能力
     */
    registerProviderCapability(capability: ProviderCapability): void;
    /**
     * 智能选择最佳服务提供商
     */
    selectBestProvider(request: TranslationRequest, availableProviders: string[], routingFactors: RoutingFactors): {
        providerId: string;
        confidence: number;
        reasoning: string[];
    };
    /**
     * 计算服务提供商评分
     */
    private calculateProviderScore;
    /**
     * 评估语言支持
     */
    private evaluateLanguageSupport;
    /**
     * 评估成本效益
     */
    private evaluateCostEffectiveness;
    /**
     * 分析文本类型
     */
    analyzeTextType(text: string, context?: string): string;
    /**
     * 分析文本域
     */
    analyzeDomain(text: string, context?: string): string;
    /**
     * 记录路由历史
     */
    recordRoutingHistory(request: TranslationRequest, factors: RoutingFactors, selectedProvider: string, result: TranslationResult, quality: QualityMetrics): void;
    /**
     * 获取路由统计
     */
    getRoutingStats(): {
        totalRequests: number;
        providerStats: {
            provider: string;
            usageCount: number;
            usagePercent: number;
            averageQuality: number;
            qualityTrend: "improving" | "stable" | "declining";
        }[];
    };
    /**
     * 计算质量趋势
     */
    private calculateQualityTrend;
    /**
     * 路由翻译请求到最佳提供者
     */
    routeTranslation(text: string, targetLanguage: SupportedLanguage, context?: string): Promise<{
        translation: string;
        providerId: string;
        quality: number;
    }>;
}
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