import type { IUnifiedEmailServerOptions } from '@push.rocks/smartmta';
/** Outbound SMTP egress mode. 'remoteIngress' (default): deliver via RemoteIngress edges only,
 *  no direct-from-hub fallback. 'direct' is an explicit operator opt-out. */
export type TEmailOutboundMode = 'direct' | 'remoteIngress';
/** Readiness of the RemoteIngress outbound egress path — surfaced when outboundMode is 'remoteIngress'. */
export interface IEmailOutboundEgressStatus {
    ready: boolean;
    eligibleEdgeCount: number;
    /** Populated when not ready, e.g. 'no connected mail edge with native QUIC egress'. */
    reason?: string;
}
/** Lifecycle state of the smartmta Rust mailer bridge. 'failed' and 'restarting' mean mail processing is degraded. */
export type TEmailBridgeState = 'idle' | 'starting' | 'running' | 'restarting' | 'failed' | 'stopped';
export interface IEmailPortConfig {
    /** External to internal SMTP port mapping. */
    portMapping?: Record<number, number>;
    /** Custom route settings for specific external ports. */
    portSettings?: Record<number, {
        terminateTls?: boolean;
        routeName?: string;
        [key: string]: unknown;
    }>;
    /** Path to store received emails, when configured by the runtime. */
    receivedEmailsPath?: string;
}
export interface IEmailServerSettings {
    enabled: boolean;
    hostname: string | null;
    outboundMode: TEmailOutboundMode;
    ports: number[];
    portMapping: Record<number, number> | null;
    receivedEmailsPath: string | null;
    maxMessageSize: number | null;
    domainCount: number;
    routeCount: number;
    authUserCount: number;
    /** Operator-managed SMTP submission accounts (hashed credentials, DB-backed). */
    smtpAccountCount?: number;
    /** Present when the email server is running: whether the SMTP listener is accepting connections. */
    smtpListenerActive?: boolean;
    /** Present when outboundMode is 'remoteIngress': whether a mail egress edge is currently available. */
    outboundEgress?: IEmailOutboundEgressStatus;
    /** Present when the email server is running: current state of the Rust mailer bridge. */
    mailerBridgeState?: TEmailBridgeState;
    updatedAt: number;
    updatedBy: string;
}
export interface IEmailServerSettingsSeed {
    enabled?: boolean;
    outboundMode?: TEmailOutboundMode;
    emailConfig?: IUnifiedEmailServerOptions;
    emailPortConfig?: IEmailPortConfig;
}
export type TEmailServerSettingsUpdate = {
    enabled?: boolean;
    hostname?: string | null;
    outboundMode?: TEmailOutboundMode;
    ports?: number[];
    portMapping?: Record<number, number> | null;
    receivedEmailsPath?: string | null;
    maxMessageSize?: number | null;
    /**
     * Exact names of persisted legacy routes to remove (the internal-relay
     * retirement lever). Fails loudly on unknown names and refuses generated
     * managed routes ('workapp-mail-*', 'smtp-account-*').
     */
    removeRouteNames?: string[];
};