import { Model, InferAttributes, InferCreationAttributes, CreationOptional, NonAttribute, ModelStatic } from "vr-migrations";
import type { User } from "./user.models";
export declare const CONTACT_TYPES: readonly ["EMAIL", "PHONE", "WHATSAPP"];
export type ContactType = (typeof CONTACT_TYPES)[number];
export declare const VERIFICATION_METHODS: readonly ["SMS", "0AUTH", "EMAIL", "MANUAL", "N/A"];
export type VerificationMethod = (typeof VERIFICATION_METHODS)[number];
export interface VerificationMetadata {
    lastOtpSentAt?: Date;
    otpAttempts?: number;
    lastFailedAttemptAt?: Date;
    isLocked?: boolean;
    lockedUntil: Date | null;
    carrier?: string;
    countryCode?: string;
    deactivatedAt?: Date | null;
    deactivationReason?: string;
    verificationToken?: string | null;
    tokenExpiresAt?: Date | null;
}
export interface ContactAttributes {
    id: string;
    contactValue: string;
    type: ContactType;
    userId: string | null;
    isVerified: boolean;
    verifiedAt: Date | null;
    verificationMethod: VerificationMethod;
    isPrimary: boolean;
    isActive: boolean;
    otp: string | null;
    otpExpiresAt: Date | null;
    metadata: VerificationMetadata;
    createdAt: Date;
    updatedAt: Date;
    user?: NonAttribute<User>;
}
export interface ContactCreationAttributes extends Omit<ContactAttributes, "id" | "createdAt" | "updatedAt" | "metadata"> {
    id?: string;
    metadata?: Partial<VerificationMetadata>;
}
export declare class Contact extends Model<InferAttributes<Contact>, InferCreationAttributes<Contact>> implements ContactAttributes {
    id: CreationOptional<string>;
    contactValue: string;
    type: ContactType;
    verificationMethod: VerificationMethod;
    userId: CreationOptional<string | null>;
    isVerified: CreationOptional<boolean>;
    verifiedAt: CreationOptional<Date | null>;
    isPrimary: CreationOptional<boolean>;
    isActive: CreationOptional<boolean>;
    otp: CreationOptional<string | null>;
    otpExpiresAt: CreationOptional<Date | null>;
    metadata: CreationOptional<VerificationMetadata>;
    readonly createdAt: CreationOptional<Date>;
    readonly updatedAt: CreationOptional<Date>;
    user?: NonAttribute<User>;
    static initialize(sequelize: any): void;
    static associate(models: Record<string, ModelStatic<Model>>): void;
    deactivate(reason?: string): Promise<void>;
    reactivate(): Promise<void>;
    markAsVerified(): Promise<void>;
    isLocked(): boolean;
    getRemainingLockTime(): number | null;
    isExpired(): boolean;
    getRemainingOTPTime(): number | null;
    static findByContactValue(contactValue: string, type: ContactType): Promise<Contact | null>;
    static findVerifiedByContactValue(contactValue: string, type: ContactType): Promise<Contact | null>;
    static getUserContacts(userId: string): Promise<Contact[]>;
    static getUserPrimaryContact(userId: string): Promise<Contact | null>;
    static isContactAvailable(contactValue: string, type: ContactType): Promise<boolean>;
    static cleanupExpiredOTPs(): Promise<void>;
    getDisplayValue(): string;
    getVerificationMethod(): string;
}
export type ContactModel = typeof Contact;