import { Hono } from "hono";
import type { MiddlewareHandler } from "hono";
import type { HonoEnv } from "./types";
export interface LogEntry {
    id: string;
    timestamp: string;
    level: "debug" | "info" | "warn" | "error";
    source: "api" | "auth" | "storage" | "realtime" | "system";
    message: string;
    metadata?: Record<string, unknown>;
}
declare class LogRingBuffer {
    private buffer;
    private maxSize;
    private idCounter;
    constructor(maxSize?: number);
    push(entry: Omit<LogEntry, "id">): void;
    query(options: {
        level?: string;
        source?: string;
        search?: string;
        limit?: number;
        offset?: number;
        since?: string;
    }): {
        entries: LogEntry[];
        total: number;
    };
    getLatest(count?: number): LogEntry[];
}
export declare const logBuffer: LogRingBuffer;
/** Add a log entry */
export declare function addLog(level: LogEntry["level"], source: LogEntry["source"], message: string, metadata?: Record<string, unknown>): void;
/** Hono middleware to log API requests */
export declare function logMiddleware(): MiddlewareHandler<HonoEnv>;
declare const app: Hono<HonoEnv, import("hono/types").BlankSchema, "/">;
export default app;