export type SmsAlertMode = "off" | "important-only" | "all";
export type SmsQuietHours = {
    enabled: boolean;
    startMinute: number;
    endMinute: number;
    timezone?: string;
};
export type SmsPolicyRecord = {
    target: string;
    paused: boolean;
    pausedUntil: number | null;
    stopEnabled: boolean;
    alertMode: SmsAlertMode;
    quietHours: SmsQuietHours | null;
    createdAt: number;
    updatedAt: number;
};
export type SmsPolicyPatch = {
    paused?: boolean;
    pausedUntil?: number | null;
    stopEnabled?: boolean;
    alertMode?: SmsAlertMode;
    quietHours?: unknown;
};
export type SmsPolicyStore = {
    load: () => SmsPolicyRecord[];
    save: (records: SmsPolicyRecord[]) => void;
    list: () => SmsPolicyRecord[];
    get: (target: string) => SmsPolicyRecord | null;
    resolve: (target: string, nowMs?: number) => SmsPolicyRecord;
    upsert: (target: string, patch: SmsPolicyPatch, nowMs?: number) => SmsPolicyRecord;
    reset: (target: string) => void;
    isPaused: (target: string, nowMs?: number) => boolean;
    isStopped: (target: string, nowMs?: number) => boolean;
};
export declare function normalizeSmsPolicyTarget(raw: string): string | null;
export declare const createSmsPolicyStore: (resolveConfigDirPath: () => string) => SmsPolicyStore;