repayment.js
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var Repayment = function(options) {
var self = this;
this.settings = $.extend({}, {
onSelectAll: $.noop,
onDeselectAll: $.noop,
/**
* 返回可选择数目
*
* @returns {number}
*/
onGetSelectableCount: function() {
return 0;
},
/**
* 获取选择
*
* @returns {Array}
*/
onGetSelection: function() {
return [];
}
}, options);
this.currAmt = $('.repayment-bottom').find('.curr-amt');
this.currFee = $('.repayment-bottom').find('.curr-fee');
this.total = 0;
this.fee = 0;
$('.repayment-btn').on('click', function() {
var path = location.pathname;
var params = {
action: 'go.instalmentRepayment',
params: {
list: self.setParams(),
amount: self.total
}
};
$(this).attr('href', path + '?openby:yohobuy=' + encodeURIComponent(JSON.stringify(params)));
});
$('#repayment-total').click(function() {
var isChecked = $(this).data('checked');
if (!isChecked) {
self.settings.onSelectAll.bind(self)();
} else {
self.settings.onDeselectAll.bind(self)();
}
self.update();
$(this).data('checked', $(this).data('checked'));
});
};
/**
* 格式化金额
*
* @param amount
* @returns {string}
* @private
*/
Repayment.prototype._formatCurrency = function(amount) {
var m = ('' + amount).match(/(\d+)\.?(\d+)?/);
var fixedPart = m[1], floatPart = m[2];
var ret = '0.00';
if (m && m.length === 3) {
ret = fixedPart + '.' + (floatPart || '00');
}
return ret;
};
/**
* 设置总金额
*
* @param total
*/
Repayment.prototype.setTotal = function(total) {
this.total = total;
this.currAmt.text(this._formatCurrency(this.total));
};
/**
* 设置费用
*
* @param fee
*/
Repayment.prototype.setFee = function(fee) {
this.fee = fee;
this.currFee.text(this._formatCurrency(this.fee));
};
// 获取立即付款的传参
Repayment.prototype.setParams = function() {
var values = this.getSelection();
var formatValues = [];
if (values && values.length) {
values.forEach(function(value) {
formatValues.push({
index: value.index,
orderCode: value.orderCode,
termNo: value.termNo
});
});
}
return formatValues;
};
Repayment.prototype.getSelection = function() {
return this.settings.onGetSelection();
};
Repayment.prototype._updateUI = function() {
this.setTotal(this.total);
this.setFee(this.fee);
if (this.fee > 0) {
$('.serve-price').show();
} else {
$('.serve-price').hide();
}
};
/**
* 更新组件并计算金额
*/
Repayment.prototype.update = function() {
var values = this.getSelection();
var $repaymentBottom = $('.repayment-bottom');
var self = this;
var total = [], fee = [];
// 是否选择全部
var totalCheck = this.settings.onGetSelectableCount() === values.length;
this.total = 0;
this.fee = 0;
if (values && values.length) {
values.forEach(function(value) {
// 计算还款总额和费用
// self.total += value.amount + value.fee;
// self.fee += value.fee;
total.push(value.amount);
total.push(value.fee);
fee.push(value.fee);
});
$.get('/home/installment/total-amount.json?prices=' + total.join(',')).then(function(result) {
if (result.code === 200) {
self.total = result.data;
self._updateUI();
}
});
$.get('/home/installment/total-amount.json?prices=' + fee.join(',')).then(function(result) {
if (result.code === 200) {
self.fee = result.data;
self._updateUI();
}
});
}
if (values.length === 0) {
$repaymentBottom.slideUp();
} else {
$repaymentBottom.slideDown();
}
$('#repayment-total').prop('checked', totalCheck).data('checked', totalCheck);
this._updateUI();
};
// 跳转到还款详情
window.jumpDetail = function(id) {
location.href = '/home/installment/repay/detail?id=' + id;
};
module.exports = Repayment;