<#if !parentId??> [{ "name": "根栏目", "open": true <#if list?size gt 0>, "isParent": true, "children": [ <#list list as channel> { "parentId": "${channel.id}", "name": "${channel.name}", <#if channel.child?size gt 0> "isParent": true, "open": false <#else> "click":"setChannel('${channel.name}','${channel.id}')", "isParent": false }<#if channel_has_next>, ] }] <#else> [ <#list list as channel> { "parentId": "${channel.id}", "name": "${channel.name}", <#if channel.child?size gt 0> "isParent": true, "open": false <#else> "click":"setChannel('${channel.name}','${channel.id}')", "isParent": false }<#if channel_has_next>, ]