odd_job/app/admin/view/activity/form.html

<div class="layui-fluid">
	<div class="layui-row layui-col-space15">
		<div class="layui-col-md12">
			<div class="layui-card">
				<div class="layui-card-header">活动信息</div>
				<div class="layui-card-body" pad15>
					<div class="layui-form layui-form-pane" lay-filter="LAY-activity-form">
						<input type="hidden" name="id" value="{$info.id}">
						<div class="layui-form-item">
							<label class="layui-form-label"><span style="color:#f90c05;">*</span>标题</label>
							<div class="layui-input-block">
								<input type="text" name="title" value="{$info.title}" lay-verify="required" placeholder="请输入标题" autocomplete="off"
								 class="layui-input">
							</div>
						</div>
						<div class="layui-form-item">
							<label class="layui-form-label">主图</label>
							<div class="layui-input-block">
								<div class="layui-upload">
									<button type="button" class="layui-btn attachment-upload-images" data-input="main_image" data-amount="1">上传图片</button>
									<div class="layui-inline layui-word-aux"> 尺寸建议：560px*300px</div>
									<div class="layui-upload-list echo-attachment-image-list" id="main_image">
										{notempty name="info.main_image"}
										<div>
											<input type="hidden" name="main_image" value="{$info.main_image}">
											<img src="{$info.main_image}">
											<button type="button" class="attachmentdel layui-btn layui-btn-primary layui-btn-xs layui-btn-fluid">删除</button>
										</div>
										{/notempty}
									</div>
								</div>
							</div>
						</div>
						<div class="layui-form-item">
							<label class="layui-form-label"><span style="color:#f90c05;">*</span>内容</label>
							<div class="layui-input-block">
								<textarea class="layui-textarea" name="content" id="content" placeholder="请输入详情" style="display: none"
										  lay-verify="editcontent">
											{$info.content}
										</textarea>
							</div>
						</div>
						<div class="layui-form-item">
							<label class="layui-form-label"><span style="color:#f90c05;">*</span>活动地点</label>
							<div class="layui-input-block">
								<input type="text" name="address" value="{$info.address}" lay-verify="required" placeholder="请输入活动地点" autocomplete="off"
									   class="layui-input">
							</div>
						</div>
						<div class="layui-form-item">
							<label class="layui-form-label"><span style="color:#f90c05;">*</span>开始时间</label>
							<div class="layui-input-block">
								<input type="text" name="start_time" id="start_time" value="{$info.start_time}" lay-verify="required"
									   placeholder="请选择活动开始时间" autocomplete="off" class="layui-input">
							</div>
						</div>
						<div class="layui-form-item">
							<label class="layui-form-label"><span style="color:#f90c05;">*</span>排序</label>
							<div class="layui-input-block">
								<input type="text" name="priority" value="{$info.priority|default=255}" lay-verify="required" placeholder="请输入排序值（倒序，值越大越靠前）"
								 autocomplete="off" class="layui-input">
								<div class="layui-form-mid layui-word-aux">倒序，值越大越靠前</div>
							</div>
						</div>
						<div class="layui-form-item" pane>
							<label class="layui-form-label">状态</label>
							<div class="layui-input-block">
								<input type="checkbox" lay-filter="switch" name="status" {eq name="info.status|default=1" value="1" }checked{/eq}
								 lay-skin="switch" lay-text="显示|隐藏" value="1" />
							</div>
						</div>
						<div class="layui-form-item">
							<div class="layui-input-block">
								<input type="button" lay-submit lay-filter="LAY-activity-form-submit" value="确认提交" class="layui-btn">
							</div>
						</div>
					</div>

				</div>
			</div>
		</div>
	</div>
</div>

<script>
	layui.config({
		base: '/static/echoui/' //静态资源所在路径
	}).extend({
		index: 'lib/index' //主入口模块
	}).use(['index', 'form', 'set','layedit','laydate', 'upload'], function() {
		var $ = layui.$,
			setter = layui.setter,
			admin = layui.admin,
			form = layui.form,
			layedit = layui.layedit,
			laydate = layui.laydate,
			upload = layui.upload;
			form.render();

		var details = layedit.build('content', {
			uploadImage: { url: setter.baseAdminUrl + 'attachment/tplfieldimage', type: 'post' }
		});
		form.verify({
			editcontent: function(value) {
				layedit.sync(details);
			}
		});

		laydate.render({
			elem: '#start_time',
			type: 'datetime'
		});

		form.on('submit(LAY-activity-form-submit)', function(obj) {
			var index = parent.layer.getFrameIndex(window.name);
			admin.req({
				url: setter.baseAdminUrl + 'activity/edit',
				data: obj.field,
				done: function(res) {
					layer.msg("提交成功", {
						icon: 1
					});
					parent.layui.table.reload('LAY-activity-index-table'); //重载表格
					parent.layer.close(index);
				}
			});
		});

		$('.echo-attachment-image-list').on('click', '.attachmentdel', function() {
			$(this).parent().remove();
		});
		upload.render({
			elem: '.attachment-upload-images',
			url: setter.baseAdminUrl + 'attachment/tplfieldimage',
			accept: 'images',
			exits: 'jpg|png|jpeg',
			acceptMime: 'image/*',
			size: 2048,
			number: 1,
			method: 'post',
			before: function(obj) {
				var item = this.item;
				upload_input = $(item).data('input');
				upload_amount = $(item).data('amount');
				layer.load();
			},
			done: function(res, index, upload) {
				layer.closeAll('loading');
				var html = "";
				if (upload_amount == 1) {
					html += '<div> <input type="hidden" name="' + upload_input + '" value="' + res.data.src + '"> ';
					html += '<img src="' + res.data.src + '"><button type="button" class="attachmentdel layui-btn layui-btn-primary layui-btn-xs layui-btn-fluid">删除</button></div>';
					$("#" + upload_input).html(html);
				} else {
					html += '<div> <input type="hidden" name="' + upload_input + '[]" value="' + res.data.src + '"> ';
					html += '<img src="' + res.data.src +
							'"> <button type="button" class="attachmentdel layui-btn layui-btn-primary layui-btn-xs layui-btn-fluid">删除</button></div>';
					$("#" + upload_input).append(html);
				}
			},
			error: function(index, upload) {
				layer.closeAll('loading');
			}
		});
	});
</script>