hainan/resources/js/select-supplier-product-change.js

$(function () {
	var template = $('template.spec-tpl').html();
	$('input[name="product_id"]').change(function () {
		$.ajax({
			url: '`{{url}`}',
			method: 'POST',
			data: {product_id: $(this).val(), _form_: '`{{class}}`'},
			success: function (res) {
				var fields = {
					supplier_name: 'name',
					supplier_date: 'date',
					supplier_price: 'price',
					supplier_stock: 'stock',
					price: 'price',
					stock: 'stock',
					original_price: 'original_price',
					product_spec_id: 'id'
				};
				var data = res.data;
				var forms = $('.has-many-spec-forms');

				//如果是原来数据库已经保存有id，调用click，提交的时候会同时删除数据库，否则直接remove掉，减小HTML体积
				forms.children().each(function () {
					if ($(this).find('.field_id').val()) {
						$(this).find('.remove.btn').click();
					} else {
						$(this).remove();
					}
				});

				for (var key in data) {
					var row = $(template.replace(/new___LA_KEY__/g, key));
					for(var key2 in fields) {
						var value = fields[key2], insert_value;
						if (key2 === 'original_price') {
							insert_value = (data[key][value] * 2).toFixed(2);
						} else if (key2 === 'price') {
							insert_value = (data[key][value] * (1 + `{{profit}}`)).toFixed(2);
						} else {
							insert_value = data[key][value];
						}
						row.find('input.field_' + key2).val(insert_value);
					}
					forms.append(row);
				}
			},
			error: function () {
				Dcat.error('服务器出现未知错误，获取供应商产品规格失败');
			}
		});
	});
});