import { Repository } from 'typeorm';
import { UsageLog } from './usage.entity';
import { RedisService } from '../common/redis.service';
export declare class UsageService {
    private usageRepository;
    private redisService;
    private readonly logger;
    constructor(usageRepository: Repository<UsageLog>, redisService: RedisService);
    recordRequest(data: {
        tenantId: string;
        apiKeyId: string;
        endpoint: string;
        method: string;
        statusCode: number;
        responseTimeMs: number;
        userAgent?: string;
        ipAddress?: string;
    }): Promise<void>;
    getMonthlyUsage(tenantId: string): Promise<number>;
    checkQuota(tenantId: string, limit: number): Promise<{
        allowed: boolean;
        used: number;
    }>;
    checkRateLimit(tenantId: string, limit: number): Promise<{
        allowed: boolean;
        used: number;
    }>;
    getUsageHistory(tenantId: string, days?: number): Promise<any>;
    getUsageSummary(tenantId: string, plan?: string): Promise<{
        monthlyUsage: number;
        monthlyLimit: any;
        totalToday: number;
        avgLatency: number;
        successRate: number;
        lastUpdated: Date;
    }>;
    private getMonthlyKey;
    private getRateLimitKey;
}