import type { Kysely } from 'kysely';
import { z } from 'zod';
import type { Api } from '../api';
import type { SqliteDatabase } from '../types';
/**
 * Self-acking HTTP source API, using configured SQLite config node or trying to find it in all nodes
 */
export declare const SourceHttpApi: (api: Api) => {
    new (config: any): {
        database: Promise<Kysely<SqliteDatabase>>;
        buildGetMessageUrl(): Promise<URL>;
        getLastAckedMessageId(): Promise<string | null>;
        ackMessage(messageId: string): Promise<void>;
        isDestroying: boolean;
        nextMessageWaitTime: number;
        pendingProcessing: {
            messageId: string;
            resolve: VoidFunction;
            reject: (err: Error) => void;
        } | null;
        config: Promise<{
            namespace: string;
            host: string;
            workerId: string;
        }>;
        getMessageLoop(): Promise<void>;
        setStatus(status: "error" | "waiting" | "pending"): void;
        onInput(message: {
            topic: "finished-processing";
            payload: {
                httpApiMessageId: string;
            };
        } | {
            topic: "force-reset";
        }): void;
        getMessage(): Promise<unknown>;
        onDestroy(): void;
        api: Api;
        nodeConfig: unknown;
        messageZod: z.ZodUnion<[z.ZodObject<{
            topic: z.ZodLiteral<"finished-processing">;
            payload: z.ZodObject<{
                httpApiMessageId: z.ZodString;
            }, "strip", z.ZodTypeAny, {
                httpApiMessageId: string;
            }, {
                httpApiMessageId: string;
            }>;
        }, "strip", z.ZodTypeAny, {
            topic: "finished-processing";
            payload: {
                httpApiMessageId: string;
            };
        }, {
            topic: "finished-processing";
            payload: {
                httpApiMessageId: string;
            };
        }>, z.ZodObject<{
            topic: z.ZodLiteral<"force-reset">;
        }, "strip", z.ZodTypeAny, {
            topic: "force-reset";
        }, {
            topic: "force-reset";
        }>]>;
        getBaseUrls(): Promise<{
            kafka_url?: string | string[] | undefined;
            kafka_proxy_url?: string | undefined;
            indexer_url?: string | undefined;
            rpc_url?: string | undefined;
        }>;
        getNodeEnvConfig(): {
            BASE_URL_CDN?: string | undefined;
            EWX_SOLUTION_ID?: string | undefined;
            EWX_SOLUTION_GROUP_ID?: string | undefined;
            EWX_WORKLOGIC_ID?: string | undefined;
            EWX_SQLITE_PATH?: string | undefined;
            EWX_WORKER_ADDRESS?: string | undefined;
        };
        sendBuilder(inputMessage: import("../types").NodeMessage<any>): import("../node").SendBuilder;
        handleMaybePromise<T>(maybePromiseCb: () => T | Promise<T>, done: (err?: Error | undefined) => void): void;
    };
};