/// <reference types="node" />
export interface ITemplate {
    id: string;
    themeId?: string;
    messages: IMessage[];
}
export interface IMessageValidator {
    validate(payload: ITriggerPayload): Promise<boolean> | boolean;
}
export interface IMessage {
    subject?: string | ((config: ITriggerPayload) => string);
    channel: ChannelTypeEnum;
    template: string | ((payload: ITriggerPayload) => Promise<string> | string);
    active?: boolean | ((payload: ITriggerPayload) => Promise<boolean> | boolean);
    validator?: IMessageValidator;
}
export declare enum ChannelTypeEnum {
    EMAIL = "email",
    SMS = "sms",
    DIRECT = "direct"
}
export interface ITriggerPayload {
    $email?: string;
    $phone?: string;
    $user_id: string;
    $theme_id?: string;
    $channel_id?: string;
    $attachments?: IAttachmentOptions[];
    [key: string]: string | boolean | number | undefined | IAttachmentOptions | IAttachmentOptions[];
}
export interface IAttachmentOptions {
    mime: string;
    file: Buffer;
    name?: string;
    channels?: ChannelTypeEnum[];
}
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