Tea.context(function () { this.clusterId = 0 if (this.clusters.length > 0) { this.clusterId = this.clusters[0].id this.$delay(function () { this.changeCluster() }) } this.nodeId = 0 this.nodes = [] this.selectedNode = null this.isDoing = false this.result = null this.before = function () { this.isDoing = true this.result = null } this.success = function (resp) { this.result = resp.data } this.done = function () { this.isDoing = false } this.changeCluster = function () { this.nodeId = 0 this.$post(".nodeOptions") .params({ clusterId: this.clusterId }) .success(function (resp) { this.nodes = resp.data.nodes if (this.nodes.length > 0) { this.nodeId = this.nodes[0].id this.changeNode() } }) } this.changeNode = function () { let that = this this.selectedNode = this.nodes.$find(function (k, v) { return v.id == that.nodeId }) } })