390 lines
14 KiB
JavaScript
390 lines
14 KiB
JavaScript
/**
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* 奖励信息组件
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* 用于创建和管理奖励信息表单元素
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*/
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/**
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* 初始化奖励信息区域
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* @param {string} containerId - 容器ID
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* @param {Array|string} existingRewards - 已存在的奖励数据数组或reward_id
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*/
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function initRewardInfo(containerId, existingRewards = null) {
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var $ = layui.$;
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var form = layui.form;
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// 奖励类型选项
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var rewardTypes = [
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{ value: '1', text: '钻石' },
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{ value: '2', text: 'UU币' },
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{ value: '3', text: '达达卷' },
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{ value: '4', text: '优惠券' }
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];
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// 存储优惠券数据
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var couponsData = [];
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// 创建奖励信息卡片
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var cardHtml = '<div class="layui-card">' +
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'<div class="layui-card-header">' +
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'<button type="button" class="layui-btn layui-btn-sm layui-btn-normal" id="addReward">' +
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'<i class="layui-icon"></i>添加奖励' +
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'</button>' +
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'</div>' +
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'<div class="layui-card-body">' +
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'<div id="rewardContainer">' +
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'<!-- 动态添加的奖励项将显示在这里 -->' +
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'</div>' +
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'</div>' +
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'</div>';
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if ($('input[name="reward_id"]').length == 0) {
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cardHtml += '<input type="hidden" name="reward_id" value="">';
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}
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// 渲染奖励信息卡片
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$('#' + containerId).html(cardHtml);
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// 请求优惠券数据
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function fetchCoupons(callback) {
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var load = layer.load(2);
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$.ajax({
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url: '/admin/get_coupons',
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type: 'GET',
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dataType: 'json',
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success: function (res) {
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layer.close(load);
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if (res.code == 0) {
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couponsData = res.data;
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if (typeof callback === 'function') {
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callback(couponsData);
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}
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} else {
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layer.msg(res.msg || '获取优惠券失败', { icon: 2, anim: 6, time: 1500 });
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}
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},
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error: function () {
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layer.close(load);
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layer.msg('网络错误，请稍后重试', { icon: 2, anim: 6, time: 1500 });
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}
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});
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}
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// 生成唯一ID
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function generateUniqueId() {
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return 'reward_' + new Date().getTime() + '_' + Math.floor(Math.random() * 1000);
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}
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// 添加奖励项
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function addRewardItem(rewardData = null) {
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var uniqueId = generateUniqueId();
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var html = '<div class="layui-form-item reward-item" id="' + uniqueId + '">' +
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'<div class="layui-inline">' +
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'<select class="reward-type-select" lay-filter="rewardTypeFilter">' +
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'<option value="">请选择奖励类型</option>';
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// 添加奖励类型选项
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for (var i = 0; i < rewardTypes.length; i++) {
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var selected = rewardData && rewardData.reward_type == rewardTypes[i].value ? 'selected' : '';
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html += '<option value="' + rewardTypes[i].value + '" ' + selected + '>' + rewardTypes[i].text + '</option>';
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}
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html += '</select>' +
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'</div>';
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// 根据奖励类型决定显示哪个输入区域
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var rewardValueDisplay = (!rewardData || rewardData.reward_type != '4') ? '' : 'style="display:none;"';
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var couponDisplay = (!rewardData || rewardData.reward_type != '4') ? 'style="display:none;"' : '';
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var rewardValue = rewardData ? rewardData.reward_value : '';
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html += '<div class="layui-inline reward-value-container" ' + rewardValueDisplay + '>' +
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'<input type="text" placeholder="请输入奖励数值" class="layui-input reward-value-input" value="' + rewardValue + '">' +
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'</div>' +
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'<div class="layui-inline coupon-container" ' + couponDisplay + '>' +
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'<select class="coupon-select">' +
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'<option value="">请选择优惠券</option>' +
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'<option value="loading" disabled>加载中...</option>' +
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'</select>' +
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'</div>' +
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'<div class="layui-inline">' +
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'<button type="button" class="layui-btn layui-btn-danger layui-btn-sm remove-reward" data-id="' + uniqueId + '">' +
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'<i class="layui-icon"></i>删除' +
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'</button>' +
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'</div>' +
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'</div>';
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$('#rewardContainer').append(html);
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form.render('select'); // 重新渲染表单
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// 绑定删除按钮事件
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$('.remove-reward[data-id="' + uniqueId + '"]').click(function () {
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var id = $(this).data('id');
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$('#' + id).remove();
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});
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// 如果是优惠券类型，需要加载优惠券数据
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if (rewardData && rewardData.reward_type == '4') {
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var $item = $('#' + uniqueId);
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var $couponSelect = $item.find('.coupon-select');
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// 获取优惠券数据并选中指定的优惠券
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if (couponsData.length > 0) {
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fillCouponOptions($couponSelect, couponsData, rewardData.reward_extend);
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} else {
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fetchCoupons(function (coupons) {
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fillCouponOptions($couponSelect, coupons, rewardData.reward_extend);
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});
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}
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}
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return uniqueId;
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}
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// 添加奖励按钮点击事件
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$('#addReward').click(function () {
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addRewardItem();
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});
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// 监听奖励类型选择
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form.on('select(rewardTypeFilter)', function (data) {
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var $item = $(data.elem).closest('.reward-item');
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var value = data.value;
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if (value == '4') { // 选择了优惠券
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$item.find('.reward-value-container').hide();
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$item.find('.coupon-container').show();
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$item.find('.reward-value-input').val(''); // 清空奖励数值
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// 获取当前选择框的优惠券选择框
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var $couponSelect = $item.find('.coupon-select');
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// 如果优惠券数据已加载，直接填充
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if (couponsData.length > 0) {
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fillCouponOptions($couponSelect, couponsData);
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} else {
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// 否则请求加载
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fetchCoupons(function (coupons) {
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fillCouponOptions($couponSelect, coupons);
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});
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}
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} else {
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$item.find('.reward-value-container').show();
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$item.find('.coupon-container').hide();
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$item.find('.coupon-select').val(''); // 清空优惠券选择
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form.render('select');
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}
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});
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// 填充优惠券选项
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function fillCouponOptions($select, coupons, selectedCouponId = null) {
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// 清空现有选项，保留第一个"请选择"
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$select.find('option:not(:first)').remove();
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// 添加优惠券选项
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for (var i = 0; i < coupons.length; i++) {
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var coupon = coupons[i];
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var selected = selectedCouponId && coupon.id == selectedCouponId ? 'selected' : '';
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$select.append('<option value="' + coupon.id + '" ' + selected + '>' +
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coupon.title + ' (满' + coupon.man_price + '减' + coupon.price + ')</option>');
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}
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// 重新渲染表单
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form.render('select');
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}
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// 处理初始化奖励数据
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if (existingRewards) {
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// 如果传入的是字符串（reward_id），则通过接口获取奖励数据
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if (typeof existingRewards === 'string' && existingRewards.trim() !== '') {
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var rewardId = existingRewards;
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// 通过API获取奖励数据
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var loadingIndex = layer.load(1, { shade: [0.1, '#fff'] });
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$.ajax({
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url: '/admin/get_rewards_by_id',
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type: 'GET',
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data: { reward_id: rewardId },
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dataType: 'json',
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success: function (res) {
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layer.close(loadingIndex);
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if (res.status === 1 && res.data && res.data.length > 0) {
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// 先获取优惠券数据，再初始化奖励表单
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if ($('input[name="reward_id"]').length > 0) {
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$('input[name="reward_id"]').val(rewardId);
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}
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fetchCoupons(function () {
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// 遍历奖励数据，添加奖励项
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for (var i = 0; i < res.data.length; i++) {
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var rewardItem = {
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reward_type: res.data[i].reward_type.toString(),
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reward_value: res.data[i].reward_value || '',
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reward_extend: res.data[i].reward_extend || ''
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};
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addRewardItem(rewardItem);
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}
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});
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} else {
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layer.msg('没有找到奖励数据或获取失败', { icon: 2, time: 2000 });
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}
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},
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error: function () {
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layer.close(loadingIndex);
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layer.msg('网络错误，无法获取奖励数据', { icon: 2, time: 2000 });
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}
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});
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}
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// 如果传入的是数组，直接使用
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else if (Array.isArray(existingRewards) && existingRewards.length > 0) {
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// 先获取优惠券数据，再初始化奖励表单
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fetchCoupons(function () {
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for (var i = 0; i < existingRewards.length; i++) {
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addRewardItem(existingRewards[i]);
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}
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});
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}
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} else {
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// 预加载优惠券数据，以便后续使用
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fetchCoupons();
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}
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}
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/**
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* 验证奖励信息
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* @returns {boolean} - 验证结果
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*/
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function validateRewardInfo() {
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var $ = layui.$;
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var hasRewardType = false;
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$('.reward-type-select').each(function () {
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if ($(this).val()) {
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hasRewardType = true;
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var $item = $(this).closest('.reward-item');
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var rewardType = $(this).val();
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// 如果不是优惠券类型，检查奖励数值
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if (rewardType != '4' && !$item.find('.reward-value-input').val()) {
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layer.msg('请输入奖励数值', { icon: 2, anim: 6, time: 1500 });
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hasRewardType = false;
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return false;
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}
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// 如果是优惠券类型，检查是否选择了优惠券
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if (rewardType == '4' && !$item.find('.coupon-select').val()) {
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layer.msg('请选择优惠券', { icon: 2, anim: 6, time: 1500 });
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hasRewardType = false;
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return false;
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}
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}
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});
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if (!hasRewardType) {
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layer.msg('请至少添加一项奖励信息', { icon: 2, anim: 6, time: 1500 });
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return false;
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}
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// 验证通过后，处理奖励数据
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processRewardData();
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return true;
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}
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/**
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* 处理奖励数据，将其转换为JSON格式并添加到隐藏字段
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*/
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function processRewardData() {
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var $ = layui.$;
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var rewardData = [];
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// 收集所有奖励项的数据
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$('.reward-item').each(function () {
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var $item = $(this);
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var rewardType = $item.find('.reward-type-select').val();
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if (rewardType) {
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var rewardObj = {
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reward_type: rewardType,
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reward_value: '',
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coupon_id: ''
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};
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// 根据奖励类型设置相应的值
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if (rewardType == '4') { // 优惠券类型
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rewardObj.coupon_id = $item.find('.coupon-select').val() || '';
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} else { // 其他类型
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rewardObj.reward_value = $item.find('.reward-value-input').val() || '';
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}
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rewardData.push(rewardObj);
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}
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});
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// 将奖励数据转换为JSON字符串
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var rewardJson = JSON.stringify(rewardData);
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// 检查表单中是否已存在reward隐藏字段
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if ($('input[name="reward"]').length > 0) {
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$('input[name="reward"]').val(rewardJson);
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} else {
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// 创建隐藏字段并添加到表单中
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$('form').append('<input type="hidden" name="reward" value=\'' + rewardJson + '\'>');
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}
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// 清除可能残留的旧字段（兼容性考虑）
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$('input[name="reward_type[]"], input[name="reward_value[]"], input[name="coupon_id[]"]').remove();
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}
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/**
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* 处理奖励数据，将其转换为JSON格式并添加到隐藏字段
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*/
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async function processRewardIdData(pre, reward_id = '') {
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var $ = layui.$;
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var rewardData = [];
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// 收集所有奖励项的数据
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$('.reward-item').each(function () {
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var $item = $(this);
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var rewardType = $item.find('.reward-type-select').val();
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if (rewardType) {
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var rewardObj = {
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reward_type: rewardType,
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reward_value: '',
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coupon_id: ''
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};
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// 根据奖励类型设置相应的值
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if (rewardType == '4') { // 优惠券类型
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rewardObj.coupon_id = $item.find('.coupon-select').val() || '';
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} else { // 其他类型
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rewardObj.reward_value = $item.find('.reward-value-input').val() || '';
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}
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rewardData.push(rewardObj);
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}
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});
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if (reward_id || reward_id == '') {
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if ($('input[name="reward_id"]').length > 0) {
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reward_id = $('input[name="reward_id"]').val();
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}
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}
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// 将奖励数据转换为JSON字符串
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var rewardJson = JSON.stringify(rewardData);
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// reward_add_json
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var url = "/admin/reward_add_json.html";
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var $ = layui.$;
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var load = layer.load(2);
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let l = await $.post(url, { reward: rewardJson, reward_id: reward_id, reward_id_pre: pre });
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layer.close(load);
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console.log(l);
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if (l && l.status === 1) {
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reward_id = l.data.reward_id;
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}
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// 检查表单中是否已存在reward隐藏字段
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if ($('input[name="reward_id"]').length > 0) {
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$('input[name="reward_id"]').val(reward_id);
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} else {
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// 创建隐藏字段并添加到表单中
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$('form').append('<input type="hidden" name="reward_id" value=\'' + reward_id + '\'>');
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}
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// 清除可能残留的旧字段（兼容性考虑）
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$('input[name="reward_type[]"], input[name="reward_value[]"], input[name="coupon_id[]"]').remove();
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} |