import { BaseConnector } from '../../base/base.connector';
import type { ISmsOptions, ISmsProvider, ISendMessageSuccessResponse, WithPassthrough, SmsSendResult, ISmsConnector } from '../../types';
import { ChannelTypeEnum } from '../../types';
import type { MessageBirdConfig } from './messagebird.config';
import type { MessageBirdNarrowedInput } from './messagebird.types';
export declare class MessageBirdSmsConnector extends BaseConnector implements ISmsProvider, ISmsConnector {
    private config;
    readonly id = "messagebird";
    readonly channelType: ChannelTypeEnum.SMS;
    constructor(config: MessageBirdConfig, fetchImpl?: typeof fetch);
    /**
     * Thinwrap-native send. Implements `ISmsConnector`.
     * Builds a JSON body in mixed-case (explicit casing — most keys are
     * camelCase, but `datacoding` and `mclass` are lowercased-flat on the wire)
     * and POSTs to `https://rest.messagebird.com/messages`.
     *
     * MessageBird's API requires `recipients: string[]` even for single-recipient
     * sends; the connector wraps `[input.to]` automatically. Multi-recipient
     * batches are out of v1.0 Thinwrap baseline — consumers can
     * override via `_passthrough.body.recipients`.
     *
     * Auth uses the custom `Authorization: AccessKey <accessKey>` scheme (same
     * family as Infobip's `App <key>` — neither Bearer nor Basic).
     */
    send(input: MessageBirdNarrowedInput): Promise<SmsSendResult>;
    /**
     * Map MessageBird error responses to canonical `ConnectorError` with the
     * 6-value `ProviderCode` union. Parses `Retry-After`:
     * parsed seconds embedded in `providerMessage` text; raw header
     * value on `cause.retryAfter`. No structured `retryAfterSeconds` field per
     * Retry is consumer policy (no retryAfterSeconds field).
     *
     * MessageBird's body error structure is
     * `{ errors: [{ code, description, parameter }] }`; numeric `code` is
     * preserved in `cause.raw` but not mapped to canonical providerCodes (HTTP
     * status drives canonical mapping).
     */
    private mapVendorError;
    sendMessage(options: ISmsOptions, bridgeProviderData?: WithPassthrough<Record<string, unknown>>): Promise<ISendMessageSuccessResponse>;
}