import { ICollectionAuditedEntity, ICollectionMoney } from './Common';
export declare enum PaymentPlanType {
    NORMAL = "NORMAL",
    BALLOON = "BALLOON"
}
export declare enum PaymentPlanConfigurationStatus {
    DRAFT = "DRAFT",
    ACTIVE = "ACTIVE",
    ARCHIVED = "ARCHIVED"
}
export declare enum PaymentPlanFrequency {
    WEEKLY = "WEEKLY",
    BIWEEKLY = "BIWEEKLY",
    MONTHLY = "MONTHLY",
    CUSTOM = "CUSTOM"
}
export declare enum PaymentDueDateAdjustment {
    NONE = "NONE",
    NEXT_BUSINESS_DAY = "NEXT_BUSINESS_DAY",
    PREVIOUS_BUSINESS_DAY = "PREVIOUS_BUSINESS_DAY"
}
export declare enum DecimalRoundingMode {
    HALF_UP = "HALF_UP",
    HALF_EVEN = "HALF_EVEN",
    UP = "UP",
    DOWN = "DOWN"
}
export interface IPaymentPlanFormulaTestCase {
    name: string;
    variables: {
        [variableName: string]: string;
    };
    expectedResult: string;
}
export interface IPaymentPlanFormula {
    /** Expression in the backend-supported formula DSL. Never executable JavaScript. */
    expression: string;
    variableNames: string[];
    allowedFunctionNames?: string[];
    roundingMode: DecimalRoundingMode;
    testCases?: IPaymentPlanFormulaTestCase[];
}
export interface IPaymentPlanFeeTier {
    id: string;
    fromDays: number;
    toDays: number;
    honorariumPercentage: string;
    honorariumCoefficient: string;
    collectionCommissionPercentage: string;
    expenseCommissionPercentage: string;
}
export interface IPaymentPlanConfigurationSnapshot {
    configurationId: string;
    configurationVersion: number;
    name: string;
    type: PaymentPlanType;
    minimumInstallments: number;
    maximumInstallments: number;
    frequency: PaymentPlanFrequency;
    dueDateAdjustment: PaymentDueDateAdjustment;
    businessCalendarId?: string;
    updateInterestPercentage?: string;
    refinancingInterestPercentage?: string;
    otherCharges?: ICollectionMoney;
    vatPercentage?: string;
    vatCoefficient?: string;
    feeTiers: IPaymentPlanFeeTier[];
    firstPaymentFormula: IPaymentPlanFormula;
    installmentFormula: IPaymentPlanFormula;
    balloonPaymentFormula?: IPaymentPlanFormula;
}
export interface IPaymentPlanConfiguration extends ICollectionAuditedEntity {
    portfolioId: string;
    name: string;
    description?: string;
    type: PaymentPlanType;
    status: PaymentPlanConfigurationStatus;
    version: number;
    previousVersionId?: string;
    minimumInstallments: number;
    maximumInstallments: number;
    frequency: PaymentPlanFrequency;
    dueDateAdjustment: PaymentDueDateAdjustment;
    businessCalendarId?: string;
    updateInterestPercentage?: string;
    refinancingInterestPercentage?: string;
    otherCharges?: ICollectionMoney;
    vatPercentage?: string;
    vatCoefficient?: string;
    /** Ranges may contain gaps but must never overlap. */
    feeTiers: IPaymentPlanFeeTier[];
    firstPaymentFormula: IPaymentPlanFormula;
    installmentFormula: IPaymentPlanFormula;
    /** Required when type is BALLOON. */
    balloonPaymentFormula?: IPaymentPlanFormula;
    activatedAt?: Date;
    activatedBy?: string;
    archivedAt?: Date;
    archivedBy?: string;
}