ipink-util/dist/utils/debts.d.ts

util.js

/**
 * 常见的四种贷款计算
 * 先息后本, 等本等金, 等额本金, 等额本息
 * @Author: Gavin New
 * @Create: 2024/03/11 15:11
 */
export interface LoanOptionType {
    /** @desc 贷款日利率 **/
    dayRate?: number;
    /** @desc 贷款年利率 **/
    yearRate?: number;
    /** @desc 总金额 **/
    amount?: number;
    /** @desc 贷款期数 **/
    months?: number;
}
export interface LoanPlanType {
    /** @desc 当前多少期 **/
    num?: number;
    /** @desc 当期月供 **/
    total?: number | string;
    /** @desc 当前期还款利息 **/
    interest?: number | string;
    /** @desc 当前期还款本金 **/
    capital?: number | string;
    /** @desc 剩余本金 **/
    remainingLoan?: number | string;
}
export interface LoanResultType {
    /** @desc 还款计划 **/
    plan?: LoanPlanType[];
    /** @desc 贷款详情 **/
    info?: {
        /** @desc 最高月供 **/
        monthly?: number | string;
        /** @desc 累计还款总额 **/
        totalRepayment?: number | string;
        /** @desc 累计还款利息总额 **/
        totalInterest?: number | string;
    };
}
/**
 * 贷款计算
 * 涉及的入参类型 { LoanOptionType }
 * 涉及的 dayRate，yearRate两个日化年华需要*100；例如年华12%， 则 yearRate 传 12；日利率同
 * 先息后本 xxhb
 * 等本等金 dbdx
 * 等额本金 debj
 * 等额本息 debx
 */
export declare class Loan {
    static instance: Loan | null;
    static getInstance(): Loan;
    constructor();
    /**
     * @desc 先息后本
     * @param options { LoanOptionType }
     * @return: { LoanResultType }
     */
    xxhb(options: LoanOptionType): LoanResultType;
    /**
     * @desc 等本等金
     * @param options { LoanOptionType }
     * @return: { LoanResultType }
     */
    dbdx(options: LoanOptionType): LoanResultType;
    /**
     * @desc 等额本金
     * @param options { LoanOptionType }
     * @return: { LoanResultType }
     */
    debj(options: LoanOptionType): LoanResultType;
    /**
     * @desc 等额本息
     * @param options { LoanOptionType }
     * @return: { LoanResultType }
     */
    debx(options: LoanOptionType): LoanResultType;
}