export declare enum BearerEnum {
    ACCOUNT = "ACCOUNT",
    SUBACCOUNT = "SUBACCOUNT"
}
export interface Transaction {
    reference: string;
}
export interface PaystackCard {
    [key: string]: any;
}
export interface JSONObject {
    [key: string]: any;
}
export declare abstract class PaystackCharge {
    abstract addParameter(key: string, value: string): void;
    abstract getAdditionalParameters(): Map<string, string>;
    abstract getAccessCode(): string;
    abstract setAccessCode(accessCode: string): PaystackCharge;
    abstract getCurrency(): string;
    abstract setCurrency(currency: string): PaystackCharge;
    abstract getPlan(): string;
    abstract setPlan(plan: string): PaystackCharge;
    abstract getTransactionCharge(): number;
    abstract setTransactionCharge(transactionCharge: number): PaystackCharge;
    abstract getSubAccount(): string;
    abstract setSubaccount(subaccount: string): PaystackCharge;
    abstract getReference(): string;
    abstract setReference(reference: string): PaystackCharge;
    abstract getBearer(): BearerEnum;
    abstract setBearer(bearer: BearerEnum): PaystackCharge;
    abstract getCard(): PaystackCard;
    abstract setCard(card: PaystackCard): PaystackCharge;
    abstract putMetadata(name: string, value: string): PaystackCharge;
    abstract putMetadata(name: string, value: JSONObject): PaystackCharge;
    abstract putCustomField(displayName: string, value: string): PaystackCharge;
    abstract getMetaData(): string;
    abstract getEmail(): string;
    abstract setEmail(email: string): PaystackCharge;
    abstract getAmount(): number;
    abstract setAmount(amount: number): PaystackCharge;
}
export interface PaystackCapacitorPlugin {
    initialize(payload: {
        publicKey: string;
    }): Promise<{
        initialized: boolean;
    }>;
    addCard(payload: {
        cardNumber: string;
        expiryMonth: string;
        expiryYear: string;
        cvv: string;
    }): Promise<any>;
    validateCard(): Promise<{
        is_valid: boolean;
    }>;
    chargeCard(): Promise<Transaction>;
    addChargeParameters(parameters: {
        [key: string]: string;
    }): Promise<any>;
    getCardType(): Promise<{
        card_type: string;
    }>;
    putChargeMetadata(metadata: {
        [key: string]: string;
    }): Promise<any>;
    putChargeCustomFields(customFields: {
        [key: string]: string;
    }): Promise<any>;
    setChargeEmail(payload: {
        email: string;
    }): Promise<any>;
    setChargeAmount(payload: {
        amount: string;
    }): Promise<any>;
    setAccessCode(payload: {
        accessCode: string;
    }): Promise<any>;
}