import type { TlsOptions } from 'tls';
import type { ConnectionId, Logger } from './common';
import type { MailboxInfo } from './mailbox';
export type ConnectionState = {
    readonly state: 'DISCONNECTED';
} | {
    readonly state: 'CONNECTING';
    readonly startedAt: number;
} | {
    readonly state: 'NOT_AUTHENTICATED';
    readonly greeting: string;
} | {
    readonly state: 'AUTHENTICATED';
    readonly user: string | true;
} | {
    readonly state: 'SELECTED';
    readonly mailbox: MailboxInfo;
    readonly user: string | true;
} | {
    readonly state: 'LOGOUT';
};
export type ConnectionEventType = 'CONNECT_START' | 'GREETING_RECEIVED' | 'PREAUTH_RECEIVED' | 'AUTHENTICATED' | 'MAILBOX_SELECTED' | 'MAILBOX_CLOSED' | 'LOGOUT_INITIATED' | 'CONNECTION_CLOSED' | 'ERROR';
export type ConnectionEvent = {
    readonly type: 'CONNECT_START';
} | {
    readonly type: 'GREETING_RECEIVED';
    readonly greeting: string;
} | {
    readonly type: 'PREAUTH_RECEIVED';
} | {
    readonly type: 'AUTHENTICATED';
    readonly user: string;
} | {
    readonly type: 'MAILBOX_SELECTED';
    readonly mailbox: MailboxInfo;
} | {
    readonly type: 'MAILBOX_CLOSED';
} | {
    readonly type: 'LOGOUT_INITIATED';
} | {
    readonly type: 'CONNECTION_CLOSED';
} | {
    readonly type: 'ERROR';
    readonly error: Error;
};
export type AuthOptions = {
    readonly user: string;
    readonly pass?: string;
    readonly accessToken?: string;
    readonly loginMethod?: string;
    readonly authzid?: string;
};
export type IdInfo = {
    readonly name?: string;
    readonly version?: string;
    readonly os?: string;
    readonly vendor?: string;
    readonly 'support-url'?: string;
    readonly date?: Date;
    [key: string]: string | Date | undefined;
};
export type ConnectionOptions = {
    readonly host: string;
    readonly port: number;
    readonly secure?: boolean;
    readonly doSTARTTLS?: boolean;
    readonly servername?: string;
    readonly auth?: AuthOptions;
    readonly tls?: TlsOptions;
    readonly proxy?: string;
    readonly disableCompression?: boolean;
    readonly disableAutoIdle?: boolean;
    readonly disableBinary?: boolean;
    readonly disableAutoEnable?: boolean;
    readonly qresync?: boolean;
    readonly maxIdleTime?: number;
    readonly missingIdleCommand?: 'NOOP' | 'SELECT' | 'STATUS';
    readonly connectionTimeout?: number;
    readonly greetingTimeout?: number;
    readonly socketTimeout?: number;
    readonly verifyOnly?: boolean;
    readonly clientInfo?: IdInfo;
    readonly logger?: Logger | false;
    readonly logRaw?: boolean;
    readonly emitLogs?: boolean;
};
export type ConnectionInfo = {
    readonly id: ConnectionId;
    readonly host: string;
    readonly port: number;
    readonly secure: boolean;
    readonly greeting?: string;
    readonly serverInfo?: IdInfo;
    readonly capabilities: ReadonlySet<string>;
    readonly enabled: ReadonlySet<string>;
};
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