www.gusucode.com > 网贷计算器网页版 v1.1.2源码程序 > 网贷计算器网页版 v1.1.2/Calculator/Calculator/js/compute.js
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function computeLoanData(params) {
var cpRate = parseFloat(params['cpRate']);//利息
var rateUnit = params['rateUnit'];//year or month
var prizeRate = parseFloat(params['prizeRate']); //奖励
var manageRate = parseFloat(params['manageRate']);//管理费
var limitCount = parseFloat(params['limitCount']);//期限
var limitUnit = params['limitUnit'];//期限单位 year , day
var bidAmount = parseFloat(params['bidAmount']);//投资金额
//A 到期还本息 //B 按季度还本息 //C 月还息到期还本 //D 按月还本息
var monthRate = rateUnit == 'month' ? cpRate : parseFloat(cpRate)/12; monthRate = monthRate * 0.01;
var monthCount = limitUnit == 'month' ? limitCount : parseFloat(limitCount)/30;
var monthCount = parseFloat(monthCount);
var earnInter = bidAmount * monthRate * monthCount; earnInter = Math.round(earnInter * 100)/100;
var a_earnInter = earnInter;
var season = Math.ceil(monthCount/3);
season = parseFloat(season);
var tmpYearRate = monthRate * 12 * (1 - manageRate * 0.01);
var tmpMonthRate = tmpYearRate/12;
var b_earnInter = (bidAmount * tmpYearRate * 100 * (1 + season) / 800)/(1- manageRate * 0.01); b_earnInter = Math.round(b_earnInter*100)/100;
var c_earnInter = earnInter;
var d_earnInter = bidAmount * tmpMonthRate * Math.pow((1 + tmpMonthRate),monthCount) /(Math.pow((1 + tmpMonthRate),monthCount)- 1) * monthCount - bidAmount;
d_earnInter = d_earnInter / (1- manageRate * 0.01);
d_earnInter = Math.round(d_earnInter*100)/100;
if(limitUnit == 'day') {
b_earnInter = earnInter;
c_earnInter = earnInter;
d_earnInter = earnInter;
}
var a_manageAmount = a_earnInter * manageRate * 0.01; a_manageAmount = Math.round(a_manageAmount*100)/100;
var b_manageAmount = b_earnInter * manageRate * 0.01; b_manageAmount = Math.round(b_manageAmount*100)/100;
var c_manageAmount = c_earnInter * manageRate * 0.01; c_manageAmount = Math.round(c_manageAmount*100)/100;
var d_manageAmount = d_earnInter * manageRate * 0.01; d_manageAmount = Math.round(d_manageAmount*100)/100;
var prizeAmount = bidAmount * prizeRate * 0.01; prizeAmount = Math.round(prizeAmount*100)/100;
var a_total = a_earnInter - a_manageAmount + prizeAmount; a_total = Math.round(a_total*100)/100;
var b_total = b_earnInter - b_manageAmount + prizeAmount; b_total = Math.round(b_total*100)/100;
var c_total = c_earnInter - c_manageAmount + prizeAmount; c_total = Math.round(c_total*100)/100;
var d_total = d_earnInter - d_manageAmount + prizeAmount; d_total = Math.round(d_total*100)/100;
var a_to_month_rate = (a_total/monthCount)/bidAmount;a_to_month_rate = Math.round(a_to_month_rate*10000)/100;
var a_to_year_rate = a_to_month_rate * 12;a_to_year_rate = Math.round(a_to_year_rate*100)/100;
var b_to_year_rate = (tmpYearRate * 3 + 24 * prizeRate * 0.01 /(monthCount/3+1)) / 3 * 100;b_to_year_rate = Math.round(b_to_year_rate*100)/100;
var b_to_month_rate = b_to_year_rate / 12;b_to_month_rate = Math.round(b_to_month_rate*100)/100;
var c_to_month_rate = (c_total/monthCount)/bidAmount;c_to_month_rate = Math.round(c_to_month_rate*10000)/100;
var c_to_year_rate = c_to_month_rate * 12;c_to_year_rate = Math.round(c_to_year_rate*100)/100;
var d_to_year_rate = 24.00 * prizeRate / (monthCount + 1) + (monthRate * 12) * (1- (manageRate * 0.01)) * 100;d_to_year_rate = Math.round(d_to_year_rate*100)/100;
var d_to_month_rate = d_to_year_rate / 12;d_to_month_rate = Math.round(d_to_month_rate*100)/100;
if(limitUnit == 'day') {
b_to_month_rate = a_to_month_rate;
b_to_year_rate = a_to_year_rate;
c_to_month_rate = a_to_month_rate;
c_to_year_rate = a_to_year_rate;
d_to_month_rate = a_to_month_rate;
d_to_year_rate = a_to_year_rate;
}
var a_fl_year_rate = (Math.pow((1 + a_to_month_rate * 0.01 * monthCount), 12/monthCount) - 1) * 100;a_fl_year_rate = Math.round(a_fl_year_rate*100)/100;
var a_fl_month_rate = a_fl_year_rate / 12;a_fl_month_rate = Math.round(a_fl_month_rate*100)/100;
var b_fl_year_rate = (Math.pow((1 + b_to_year_rate / 400), 4) - 1) * 100; b_fl_year_rate = Math.round(b_fl_year_rate*100)/100;
var b_fl_month_rate = b_fl_year_rate / 12;b_fl_month_rate = Math.round(b_fl_month_rate*100)/100;
var c_fl_year_rate = (Math.pow((1 + c_to_month_rate * 0.01 * monthCount), 12/monthCount) - 1) * 100;c_fl_year_rate = Math.round(c_fl_year_rate*100)/100;
var c_fl_month_rate = c_fl_year_rate / 12;c_fl_month_rate = Math.round(c_fl_month_rate*100)/100;
var d_fl_year_rate = (Math.pow((1 + d_to_month_rate * 0.01), 12) - 1) * 100;d_fl_year_rate = Math.round(d_fl_year_rate*100)/100;
var d_fl_month_rate = d_fl_year_rate / 12;d_fl_month_rate = Math.round(d_fl_month_rate*100)/100;
if(limitUnit == 'day') {
b_fl_year_rate = a_fl_year_rate;
b_fl_month_rate = a_fl_month_rate;
c_fl_year_rate = a_fl_year_rate;
c_fl_month_rate = a_fl_month_rate;
d_fl_year_rate = a_fl_year_rate;
d_fl_month_rate = a_fl_month_rate;
}
/*
if(isNaN(a_total)) {
a_to_year_rate = 0;a_to_month_rate=0;b_to_year_rate = 0;b_to_month_rate=0;
c_to_year_rate = 0;c_to_month_rate=0;d_to_year_rate = 0;d_to_month_rate=0;
a_fl_year_rate = 0;a_fl_month_rate=0;b_fl_year_rate = 0;b_fl_month_rate=0;
c_fl_year_rate = 0;c_fl_month_rate=0;d_fl_year_rate = 0;d_fl_month_rate=0;
a_earnInter = 0; b_earnInter = 0;c_earnInter = 0;d_earnInter = 0;
a_manageAmount = 0;b_manageAmount = 0;c_manageAmount = 0;d_manageAmount = 0;
prizeAmount = 0; a_total = 0; b_total = 0; c_total = 0; d_total = 0;
}
*/
//A 到期还本息 //B 按季度还本息 //C 月还息到期还本 //D 按月还本息
var result = {};
//年化利率, 月化利率
result['a_to_year_rate'] = a_to_year_rate; result['a_to_month_rate'] = a_to_month_rate;
result['b_to_year_rate'] = b_to_year_rate; result['b_to_month_rate'] = b_to_month_rate;
result['c_to_year_rate'] = c_to_year_rate; result['c_to_month_rate'] = c_to_month_rate;
result['d_to_year_rate'] = d_to_year_rate; result['d_to_month_rate'] = d_to_month_rate;
//复利 年利率, 复利 月利率
result['a_fl_year_rate'] = a_fl_year_rate; result['a_fl_month_rate'] = a_fl_month_rate;
result['b_fl_year_rate'] = a_fl_year_rate; result['b_fl_month_rate'] = a_fl_month_rate;
result['c_fl_year_rate'] = a_fl_year_rate; result['c_fl_month_rate'] = a_fl_month_rate;
result['d_fl_year_rate'] = a_fl_year_rate; result['d_fl_month_rate'] = a_fl_month_rate;
//利息金额
result['a_earnInter'] = a_earnInter; result['b_earnInter'] = b_earnInter;
result['c_earnInter'] = c_earnInter; result['d_earnInter'] = d_earnInter;
//管理费
result['a_manageAmount'] = a_manageAmount; result['b_manageAmount'] = b_manageAmount;
result['c_manageAmount'] = c_manageAmount; result['d_manageAmount'] = d_manageAmount;
//奖励金额
result['prizeAmount'] = prizeAmount;
//总收益
result['a_total'] = a_total; result['b_total'] = b_total;
result['c_total'] = c_total; result['d_total'] = d_total;
return result;
}