import { CreationOptional, DataTypes, InferAttributes, InferCreationAttributes } from 'sequelize';
import type { LiteralUnion } from 'type-fest';
import { TenantModel } from '../tenant-model';
import type { TPaymentCurrency } from './payment-currency';
export declare const nextMeterId: (size?: number) => string;
export type TMeterExpanded = TMeter & {
    paymentCurrency: TPaymentCurrency;
};
export declare class Meter extends TenantModel<InferAttributes<Meter>, InferCreationAttributes<Meter>> {
    id: CreationOptional<string>;
    object: CreationOptional<string>;
    name: string;
    event_name: string;
    aggregation_method: LiteralUnion<'sum' | 'count' | 'last', string>;
    status: LiteralUnion<'active' | 'inactive', string>;
    unit: string;
    description?: string;
    component_did?: string;
    livemode: boolean;
    instance_did?: string;
    metadata?: Record<string, any>;
    currency_id?: string;
    created_by?: string;
    updated_by?: string;
    created_via: LiteralUnion<'api' | 'dashboard' | 'portal', string>;
    created_at: CreationOptional<Date>;
    updated_at: CreationOptional<Date>;
    static readonly GENESIS_ATTRIBUTES: {
        id: {
            type: DataTypes.StringDataType;
            primaryKey: boolean;
            allowNull: boolean;
            defaultValue: (size?: number) => string;
        };
        object: {
            type: DataTypes.StringDataType;
            defaultValue: string;
            allowNull: boolean;
        };
        name: {
            type: DataTypes.StringDataType;
            allowNull: boolean;
        };
        event_name: {
            type: DataTypes.StringDataType;
            allowNull: boolean;
        };
        aggregation_method: {
            type: DataTypes.EnumDataType<"count" | "sum" | "last">;
            defaultValue: string;
            allowNull: boolean;
        };
        status: {
            type: DataTypes.EnumDataType<"active" | "inactive">;
            defaultValue: string;
            allowNull: boolean;
        };
        unit: {
            type: DataTypes.StringDataType;
            allowNull: boolean;
        };
        description: {
            type: DataTypes.TextDataTypeConstructor;
            allowNull: boolean;
        };
        component_did: {
            type: DataTypes.StringDataType;
            allowNull: boolean;
        };
        currency_id: {
            type: DataTypes.StringDataType;
            allowNull: boolean;
        };
        livemode: {
            type: DataTypes.AbstractDataTypeConstructor;
            allowNull: boolean;
        };
        metadata: {
            type: DataTypes.AbstractDataTypeConstructor;
            allowNull: boolean;
        };
        created_by: {
            type: DataTypes.StringDataType;
            allowNull: boolean;
        };
        updated_by: {
            type: DataTypes.StringDataType;
            allowNull: boolean;
        };
        created_via: {
            type: DataTypes.EnumDataType<"api" | "dashboard" | "portal">;
            allowNull: boolean;
        };
        created_at: {
            type: DataTypes.DateDataTypeConstructor;
            defaultValue: DataTypes.AbstractDataTypeConstructor;
            allowNull: boolean;
        };
        updated_at: {
            type: DataTypes.DateDataTypeConstructor;
            defaultValue: DataTypes.AbstractDataTypeConstructor;
            allowNull: boolean;
        };
    };
    static initialize(sequelize: any): void;
    static associate(models: any): void;
    static getMeterByEventName(eventName: string): Promise<Meter | null>;
    static getMetricsForMeter(meterId: string, customerId?: string): Promise<{
        total_usage: number;
    }>;
}
export type TMeter = InferAttributes<Meter>;