实现基础的阈值设置

2025-11-03 12:20:28 +08:00 · 2021-05-04 21:02:25 +08:00
parent 4b44768f2a
commit 7cbabe51c0
14 changed files with 615 additions and 1 deletions
--- a/internal/rpc/rpc_client.go
+++ b/internal/rpc/rpc_client.go
@@ -95,6 +95,10 @@ func (this *RPCClient) NodeValueRPC() pb.NodeValueServiceClient {
 	return pb.NewNodeValueServiceClient(this.pickConn())
 }

+func (this *RPCClient) NodeThresholdRPC() pb.NodeThresholdServiceClient {
+	return pb.NewNodeThresholdServiceClient(this.pickConn())
+}
+
 func (this *RPCClient) ServerRPC() pb.ServerServiceClient {
 	return pb.NewServerServiceClient(this.pickConn())
 }
--- a/internal/web/actions/default/clusters/cluster/settings/init.go
+++ b/internal/web/actions/default/clusters/cluster/settings/init.go
@@ -8,6 +8,7 @@ import (
 	"github.com/TeaOSLab/EdgeAdmin/internal/web/actions/default/clusters/cluster/settings/health"
 	"github.com/TeaOSLab/EdgeAdmin/internal/web/actions/default/clusters/cluster/settings/message"
 	"github.com/TeaOSLab/EdgeAdmin/internal/web/actions/default/clusters/cluster/settings/services"
+	"github.com/TeaOSLab/EdgeAdmin/internal/web/actions/default/clusters/cluster/settings/thresholds"
 	"github.com/TeaOSLab/EdgeAdmin/internal/web/actions/default/clusters/cluster/settings/toa"
 	"github.com/TeaOSLab/EdgeAdmin/internal/web/actions/default/clusters/cluster/settings/waf"
 	clusters "github.com/TeaOSLab/EdgeAdmin/internal/web/actions/default/clusters/clusterutils"
@@ -59,6 +60,13 @@ func init() {
 			GetPost("/updatePopup", new(firewallActions.UpdatePopupAction)).
 			Post("/delete", new(firewallActions.DeleteAction)).

+			// 阈值
+			Prefix("/clusters/cluster/settings/thresholds").
+			Get("", new(thresholds.IndexAction)).
+			GetPost("/createPopup", new(thresholds.CreatePopupAction)).
+			GetPost("/updatePopup", new(thresholds.UpdatePopupAction)).
+			Post("/delete", new(thresholds.DeleteAction)).
+
 			EndAll()
 	})
 }
--- a/internal/web/actions/default/clusters/cluster/settings/message/selectedReceivers.go
+++ b/internal/web/actions/default/clusters/cluster/settings/message/selectedReceivers.go
@@ -21,7 +21,7 @@ func (this *SelectedReceiversAction) RunPost(params struct {
 	NodeId    int64
 	ServerId  int64
 }) {
-	receiversResp, err := this.RPC().MessageReceiverRPC().FindAllMessageReceivers(this.AdminContext(), &pb.FindAllMessageReceiversRequest{
+	receiversResp, err := this.RPC().MessageReceiverRPC().FindAllEnabledMessageReceivers(this.AdminContext(), &pb.FindAllEnabledMessageReceiversRequest{
 		NodeClusterId: params.ClusterId,
 		NodeId:        params.NodeId,
 		ServerId:      params.ServerId,
--- a/internal/web/actions/default/clusters/cluster/settings/thresholds/createPopup.go
+++ b/internal/web/actions/default/clusters/cluster/settings/thresholds/createPopup.go
@@ -0,0 +1,74 @@
+// Copyright 2021 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
+
+package thresholds
+
+import (
+	"encoding/json"
+	"github.com/TeaOSLab/EdgeAdmin/internal/web/actions/actionutils"
+	"github.com/TeaOSLab/EdgeCommon/pkg/nodeconfigs"
+	"github.com/TeaOSLab/EdgeCommon/pkg/rpc/pb"
+	"github.com/iwind/TeaGo/actions"
+)
+
+type CreatePopupAction struct {
+	actionutils.ParentAction
+}
+
+func (this *CreatePopupAction) Init() {
+	this.Nav("", "", "")
+}
+
+func (this *CreatePopupAction) RunGet(params struct {
+	ClusterId int64
+}) {
+	this.Data["clusterId"] = params.ClusterId
+	this.Data["items"] = nodeconfigs.FindAllNodeValueItemDefinitions()
+	this.Data["operators"] = nodeconfigs.FindAllNodeValueOperatorDefinitions()
+
+	this.Show()
+}
+
+func (this *CreatePopupAction) RunPost(params struct {
+	ClusterId    int64
+	NodeId       int64
+	Item         string
+	Param        string
+	SumMethod    string
+	Operator     string
+	Value        string
+	Duration     int32
+	DurationUnit string
+	Message      string
+
+	Must *actions.Must
+	CSRF *actionutils.CSRF
+}) {
+	if params.ClusterId <= 0 && params.NodeId >= 0 {
+		this.Fail("集群或者节点至少需要填写其中一个参数")
+	}
+
+	valueJSON, err := json.Marshal(params.Value)
+	if err != nil {
+		this.ErrorPage(err)
+		return
+	}
+	resp, err := this.RPC().NodeThresholdRPC().CreateNodeThreshold(this.AdminContext(), &pb.CreateNodeThresholdRequest{
+		NodeClusterId: params.ClusterId,
+		NodeId:        params.NodeId,
+		Item:          params.Item,
+		Param:         params.Param,
+		Operator:      params.Operator,
+		ValueJSON:     valueJSON,
+		Message:       params.Message,
+		Duration:      params.Duration,
+		DurationUnit:  params.DurationUnit,
+		SumMethod:     params.SumMethod,
+	})
+	if err != nil {
+		this.ErrorPage(err)
+		return
+	}
+	defer this.CreateLogInfo("创建节点阈值 %d", resp.NodeThresholdId)
+
+	this.Success()
+}
--- a/internal/web/actions/default/clusters/cluster/settings/thresholds/delete.go
+++ b/internal/web/actions/default/clusters/cluster/settings/thresholds/delete.go
@@ -0,0 +1,27 @@
+// Copyright 2021 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
+
+package thresholds
+
+import (
+	"github.com/TeaOSLab/EdgeAdmin/internal/web/actions/actionutils"
+	"github.com/TeaOSLab/EdgeCommon/pkg/rpc/pb"
+)
+
+// DeleteAction 删除阈值
+type DeleteAction struct {
+	actionutils.ParentAction
+}
+
+func (this *DeleteAction) RunPost(params struct {
+	ThresholdId int64
+}) {
+	defer this.CreateLogInfo("删除阈值 %d", params.ThresholdId)
+
+	_, err := this.RPC().NodeThresholdRPC().DeleteNodeThreshold(this.AdminContext(), &pb.DeleteNodeThresholdRequest{NodeThresholdId: params.ThresholdId})
+	if err != nil {
+		this.ErrorPage(err)
+		return
+	}
+
+	this.Success()
+}
--- a/internal/web/actions/default/clusters/cluster/settings/thresholds/index.go
+++ b/internal/web/actions/default/clusters/cluster/settings/thresholds/index.go
@@ -0,0 +1,51 @@
+// Copyright 2021 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
+
+package thresholds
+
+import (
+	"github.com/TeaOSLab/EdgeAdmin/internal/web/actions/actionutils"
+	"github.com/TeaOSLab/EdgeCommon/pkg/nodeconfigs"
+	"github.com/TeaOSLab/EdgeCommon/pkg/rpc/pb"
+	"github.com/iwind/TeaGo/maps"
+)
+
+type IndexAction struct {
+	actionutils.ParentAction
+}
+
+func (this *IndexAction) Init() {
+	this.Nav("", "setting", "setting")
+	this.SecondMenu("threshold")
+}
+
+func (this *IndexAction) RunGet(params struct {
+	ClusterId int64
+}) {
+	// 列出所有阈值
+	thresholdsResp, err := this.RPC().NodeThresholdRPC().FindAllEnabledNodeThresholds(this.AdminContext(), &pb.FindAllEnabledNodeThresholdsRequest{
+		NodeClusterId: params.ClusterId,
+		NodeId:        0,
+	})
+	if err != nil {
+		this.ErrorPage(err)
+		return
+	}
+
+	thresholdMaps := []maps.Map{}
+	for _, threshold := range thresholdsResp.NodeThresholds {
+		thresholdMaps = append(thresholdMaps, maps.Map{
+			"id":               threshold.Id,
+			"itemName":         nodeconfigs.FindNodeValueItemName(threshold.Item),
+			"paramName":        nodeconfigs.FindNodeValueItemParamName(threshold.Item, threshold.Param),
+			"operatorName":     nodeconfigs.FindNodeValueOperatorName(threshold.Operator),
+			"value":            string(threshold.ValueJSON),
+			"sumMethodName":    nodeconfigs.FindNodeValueSumMethodName(threshold.SumMethod),
+			"duration":         threshold.Duration,
+			"durationUnitName": nodeconfigs.FindNodeValueDurationUnitName(threshold.DurationUnit),
+			"isOn":             threshold.IsOn,
+		})
+	}
+	this.Data["thresholds"] = thresholdMaps
+
+	this.Show()
+}
--- a/internal/web/actions/default/clusters/cluster/settings/thresholds/updatePopup.go
+++ b/internal/web/actions/default/clusters/cluster/settings/thresholds/updatePopup.go
@@ -0,0 +1,103 @@
+// Copyright 2021 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
+
+package thresholds
+
+import (
+	"encoding/json"
+	"github.com/TeaOSLab/EdgeAdmin/internal/web/actions/actionutils"
+	"github.com/TeaOSLab/EdgeCommon/pkg/nodeconfigs"
+	"github.com/TeaOSLab/EdgeCommon/pkg/rpc/pb"
+	"github.com/iwind/TeaGo/actions"
+	"github.com/iwind/TeaGo/maps"
+)
+
+type UpdatePopupAction struct {
+	actionutils.ParentAction
+}
+
+func (this *UpdatePopupAction) Init() {
+	this.Nav("", "", "")
+}
+
+func (this *UpdatePopupAction) RunGet(params struct {
+	ThresholdId int64
+}) {
+	// 通用参数
+	this.Data["items"] = nodeconfigs.FindAllNodeValueItemDefinitions()
+	this.Data["operators"] = nodeconfigs.FindAllNodeValueOperatorDefinitions()
+
+	// 阈值详情
+	thresholdResp, err := this.RPC().NodeThresholdRPC().FindEnabledNodeThreshold(this.AdminContext(), &pb.FindEnabledNodeThresholdRequest{NodeThresholdId: params.ThresholdId})
+	if err != nil {
+		this.ErrorPage(err)
+		return
+	}
+	threshold := thresholdResp.NodeThreshold
+	if threshold == nil {
+		this.NotFound("nodeThreshold", params.ThresholdId)
+		return
+	}
+
+	valueInterface := new(interface{})
+	err = json.Unmarshal(threshold.ValueJSON, valueInterface)
+	if err != nil {
+		this.ErrorPage(err)
+		return
+	}
+
+	this.Data["threshold"] = maps.Map{
+		"id":           threshold.Id,
+		"item":         threshold.Item,
+		"param":        threshold.Param,
+		"message":      threshold.Message,
+		"value":        nodeconfigs.UnmarshalNodeValue(threshold.ValueJSON),
+		"operator":     threshold.Operator,
+		"duration":     threshold.Duration,
+		"durationUnit": threshold.DurationUnit,
+		"isOn":         threshold.IsOn,
+	}
+
+	this.Show()
+}
+
+func (this *UpdatePopupAction) RunPost(params struct {
+	ThresholdId  int64
+	Item         string
+	Param        string
+	SumMethod    string
+	Operator     string
+	Value        string
+	Duration     int32
+	DurationUnit string
+	Message      string
+	IsOn         bool
+
+	Must *actions.Must
+	CSRF *actionutils.CSRF
+}) {
+	defer this.CreateLogInfo("修改节点阈值 %d", params.ThresholdId)
+
+	valueJSON, err := json.Marshal(params.Value)
+	if err != nil {
+		this.ErrorPage(err)
+		return
+	}
+	_, err = this.RPC().NodeThresholdRPC().UpdateNodeThreshold(this.AdminContext(), &pb.UpdateNodeThresholdRequest{
+		NodeThresholdId: params.ThresholdId,
+		Item:            params.Item,
+		Param:           params.Param,
+		Operator:        params.Operator,
+		ValueJSON:       valueJSON,
+		Message:         params.Message,
+		Duration:        params.Duration,
+		DurationUnit:    params.DurationUnit,
+		SumMethod:       params.SumMethod,
+		IsOn:            params.IsOn,
+	})
+	if err != nil {
+		this.ErrorPage(err)
+		return
+	}
+
+	this.Success()
+}
--- a/internal/web/actions/default/clusters/clusterutils/cluster_helper.go
+++ b/internal/web/actions/default/clusters/clusterutils/cluster_helper.go
@@ -119,10 +119,21 @@ func (this *ClusterHelper) createSettingMenu(cluster *pb.NodeCluster, selectedIt
 		"isOn":     cluster.DnsDomainId > 0 || len(cluster.DnsName) > 0,
 	})
 	if teaconst.IsPlus {
+		hasThresholds, _ := this.checkThresholds(cluster.Id)
+		items = append(items, maps.Map{
+			"name":     "阈值设置",
+			"url":      "/clusters/cluster/settings/thresholds?clusterId=" + clusterId,
+			"isActive": selectedItem == "threshold",
+			"isOn":     hasThresholds,
+		})
+	}
+	if teaconst.IsPlus {
+		hasMessageReceivers, _ := this.checkMessages(cluster.Id)
 		items = append(items, maps.Map{
 			"name":     "消息通知",
 			"url":      "/clusters/cluster/settings/message?clusterId=" + clusterId,
 			"isActive": selectedItem == "message",
+			"isOn":     hasMessageReceivers,
 		})
 	}

@@ -178,3 +189,33 @@ func (this *ClusterHelper) checkFirewallActions(clusterId int64) (bool, error) {
 	}
 	return resp.Count > 0, nil
 }
+
+// 检查阈值是否已经设置
+func (this *ClusterHelper) checkThresholds(clusterId int64) (bool, error) {
+	rpcClient, err := rpc.SharedRPC()
+	if err != nil {
+		return false, err
+	}
+	resp, err := rpcClient.NodeThresholdRPC().CountAllEnabledNodeThresholds(rpcClient.Context(0), &pb.CountAllEnabledNodeThresholdsRequest{
+		NodeClusterId: clusterId,
+	})
+	if err != nil {
+		return false, err
+	}
+	return resp.Count > 0, nil
+}
+
+// 检查消息通知是否已经设置
+func (this *ClusterHelper) checkMessages(clusterId int64) (bool, error) {
+	rpcClient, err := rpc.SharedRPC()
+	if err != nil {
+		return false, err
+	}
+	resp, err := rpcClient.MessageReceiverRPC().CountAllEnabledMessageReceivers(rpcClient.Context(0), &pb.CountAllEnabledMessageReceiversRequest{
+		NodeClusterId: clusterId,
+	})
+	if err != nil {
+		return false, err
+	}
+	return resp.Count > 0, nil
+}
--- a/web/views/@default/clusters/cluster/settings/thresholds/createPopup.html
+++ b/web/views/@default/clusters/cluster/settings/thresholds/createPopup.html
@@ -0,0 +1,67 @@
+{$layout "layout_popup"}
+
+<h3>添加阈值</h3>
+<form class="ui form" data-tea-action="$" data-tea-success="success">
+    <csrf-token></csrf-token>
+    <input type="hidden" name="clusterId" :value="clusterId" />
+    <input type="hidden" name="sumMethod" value="avg"/>
+
+    <table class="ui table definition selectable">
+        <tr>
+            <td class="title">监控项 *</td>
+            <td>
+                <select class="ui dropdown auto-width" name="item" v-model="threshold.item" @change="changeItem">
+                    <option v-for="item in items" :value="item.code">{{item.name}}</option>
+                </select>
+                <p class="comment">{{itemDescription}}</p>
+            </td>
+        </tr>
+        <tr>
+            <td>参数 *</td>
+            <td>
+                <select class="ui dropdown auto-width" name="param" v-model="threshold.param" @change="changeParam">
+                    <option v-for="param in itemParams" :value="param.code">{{param.name}}</option>
+                </select>
+                <p class="comment">{{paramDescription}}</p>
+            </td>
+        </tr>
+        <tr>
+            <td>操作符 *</td>
+            <td>
+                <select class="ui dropdown auto-width" name="operator" v-model="threshold.operator">
+                    <option v-for="operator in operators" :value="operator.code">{{operator.name}}</option>
+                </select>
+            </td>
+        </tr>
+        <tr>
+            <td>对比值</td>
+            <td>
+                <input type="text" name="value" style="width: 6em" maxlength="10"/>
+            </td>
+        </tr>
+        <tr>
+            <td>统计时间段 *</td>
+            <td>
+                <div class="ui fields inline">
+                    <div class="ui field">
+                        <input type="text" name="duration" value="5" style="width: 5em"/>
+                    </div>
+                    <div class="ui field">
+                        分钟
+                        <!-- TODO 将来支持更多时间范围 -->
+                        <input type="hidden" name="durationUnit" value="minute"/>
+                    </div>
+                </div>
+            </td>
+        </tr>
+        <tr>
+            <td>消息</td>
+            <td>
+                <textarea rows="2" maxlength="100" name="message"></textarea>
+                <p class="comment">触发阈值时的消息提示。</p>
+            </td>
+        </tr>
+    </table>
+
+    <submit-btn></submit-btn>
+</form>
--- a/web/views/@default/clusters/cluster/settings/thresholds/createPopup.js
+++ b/web/views/@default/clusters/cluster/settings/thresholds/createPopup.js
@@ -0,0 +1,42 @@
+Tea.context(function () {
+	this.success = NotifyPopup
+	this.threshold = {
+		item: this.items[0].code,
+		param: "",
+		operator: this.operators[0].code
+	}
+	this.$delay(function () {
+		this.changeItem()
+		this.changeParam()
+	})
+
+	this.itemDescription = ""
+	this.itemParams = []
+
+	this.changeItem = function () {
+		let that = this
+		this.threshold.param = ""
+		this.items.forEach(function (v) {
+			if (v.code == that.threshold.item) {
+				that.itemDescription = v.description
+				that.itemParams = v.params
+				that.threshold.param = v.params[0].code
+			}
+		})
+	}
+
+	this.paramDescription = ""
+
+	this.changeParam = function () {
+		let that = this
+		this.items.forEach(function (v) {
+			if (v.code == that.threshold.item) {
+				v.params.forEach(function (param) {
+					if (param.code == that.threshold.param) {
+						that.paramDescription = param.description
+					}
+				})
+			}
+		})
+	}
+})
--- a/web/views/@default/clusters/cluster/settings/thresholds/index.html
+++ b/web/views/@default/clusters/cluster/settings/thresholds/index.html
@@ -0,0 +1,37 @@
+{$layout}
+{$template "/left_menu"}
+
+<div class="right-box">
+    <first-menu>
+        <menu-item @click.prevent="createThreshold">添加阈值</menu-item>
+    </first-menu>
+
+    <p class="comment" v-if="thresholds.length == 0">暂时还没有设置阈值。</p>
+    <table class="ui table selectable" v-if="thresholds.length > 0">
+        <thead>
+            <tr>
+                <th>监控项</th>
+                <th>参数</th>
+                <th>操作符</th>
+                <th>对比值</th>
+                <th>统计时间段</th>
+                <th class="two wide">状态</th>
+                <th class="two op">操作</th>
+            </tr>
+        </thead>
+        <tr v-for="threshold in thresholds">
+            <td>{{threshold.itemName}}</td>
+            <td>{{threshold.paramName}}</td>
+            <td>{{threshold.operatorName}}</td>
+            <td>{{threshold.itemName}}</td>
+            <td>{{threshold.duration}}{{threshold.durationUnitName}}</td>
+            <td>
+                <label-on :v-is-on="threshold.isOn"></label-on>
+            </td>
+            <td>
+                <a href="" @click.prevent="updateThreshold(threshold.id)">修改</a> &nbsp;
+                <a href="" @click.prevent="deleteThreshold(threshold.id)">删除</a>
+            </td>
+        </tr>
+    </table>
+</div>
--- a/web/views/@default/clusters/cluster/settings/thresholds/index.js
+++ b/web/views/@default/clusters/cluster/settings/thresholds/index.js
@@ -0,0 +1,40 @@
+Tea.context(function () {
+	this.createThreshold = function () {
+		teaweb.popup(Tea.url(".createPopup", {
+			clusterId: this.clusterId
+		}), {
+			callback: function () {
+				teaweb.success("保存成功", function () {
+					teaweb.reload()
+				})
+			}
+		})
+	}
+
+	this.updateThreshold = function (thresholdId) {
+		teaweb.popup(Tea.url(".updatePopup", {
+			thresholdId: thresholdId
+		}), {
+			callback: function () {
+				teaweb.success("保存成功", function () {
+					teaweb.reload()
+				})
+			}
+		})
+	}
+
+	this.deleteThreshold = function (thresholdId) {
+		let that = this
+		teaweb.confirm("确定要删除这个阈值吗？", function () {
+			that.$post(".delete")
+				.params({
+					thresholdId: thresholdId
+				})
+				.success(function () {
+					teaweb.success("删除成功", function () {
+						teaweb.reload()
+					})
+				})
+		})
+	}
+})
--- a/web/views/@default/clusters/cluster/settings/thresholds/updatePopup.html
+++ b/web/views/@default/clusters/cluster/settings/thresholds/updatePopup.html
@@ -0,0 +1,73 @@
+{$layout "layout_popup"}
+
+<h3>修改阈值</h3>
+<form class="ui form" data-tea-action="$" data-tea-success="success">
+    <csrf-token></csrf-token>
+    <input type="hidden" name="thresholdId" :value="threshold.id"/>
+    <input type="hidden" name="sumMethod" value="avg"/>
+
+    <table class="ui table definition selectable">
+        <tr>
+            <td class="title">监控项 *</td>
+            <td>
+                <select class="ui dropdown auto-width" name="item" v-model="threshold.item" @change="changeItem">
+                    <option v-for="item in items" :value="item.code">{{item.name}}</option>
+                </select>
+                <p class="comment">{{itemDescription}}</p>
+            </td>
+        </tr>
+        <tr>
+            <td>参数 *</td>
+            <td>
+                <select class="ui dropdown auto-width" name="param" v-model="threshold.param" @change="changeParam">
+                    <option v-for="param in itemParams" :value="param.code">{{param.name}}</option>
+                </select>
+                <p class="comment">{{paramDescription}}</p>
+            </td>
+        </tr>
+        <tr>
+            <td>操作符 *</td>
+            <td>
+                <select class="ui dropdown auto-width" name="operator" v-model="threshold.operator">
+                    <option v-for="operator in operators" :value="operator.code">{{operator.name}}</option>
+                </select>
+            </td>
+        </tr>
+        <tr>
+            <td>对比值</td>
+            <td>
+                <input type="text" name="value" style="width: 6em" maxlength="10" v-model="threshold.value"/>
+            </td>
+        </tr>
+        <tr>
+            <td>统计时间段 *</td>
+            <td>
+                <div class="ui fields inline">
+                    <div class="ui field">
+                        <input type="text" name="duration" value="5" style="width: 5em" v-model="threshold.duration"/>
+                    </div>
+                    <div class="ui field">
+                        分钟
+                        <!-- TODO 将来支持更多时间范围 -->
+                        <input type="hidden" name="durationUnit" value="minute" v-model="threshold.durationUnit"/>
+                    </div>
+                </div>
+            </td>
+        </tr>
+        <tr>
+            <td>消息</td>
+            <td>
+                <textarea rows="2" maxlength="100" name="message" v-model="threshold.message"></textarea>
+                <p class="comment">触发阈值时的消息提示。</p>
+            </td>
+        </tr>
+        <tr>
+            <td>是否启用</td>
+            <td>
+                <checkbox name="isOn" value="1" v-model="threshold.isOn"></checkbox>
+            </td>
+        </tr>
+    </table>
+
+    <submit-btn></submit-btn>
+</form>
--- a/web/views/@default/clusters/cluster/settings/thresholds/updatePopup.js
+++ b/web/views/@default/clusters/cluster/settings/thresholds/updatePopup.js
@@ -0,0 +1,47 @@
+Tea.context(function () {
+	this.success = NotifyPopup
+	this.$delay(function () {
+		this.initItem()
+		this.changeParam()
+	})
+
+	this.itemDescription = ""
+	this.itemParams = []
+
+	this.initItem = function () {
+		let that = this
+		this.items.forEach(function (v) {
+			if (v.code == that.threshold.item) {
+				that.itemDescription = v.description
+				that.itemParams = v.params
+			}
+		})
+	}
+
+	this.changeItem = function () {
+		let that = this
+		this.threshold.param = ""
+		this.items.forEach(function (v) {
+			if (v.code == that.threshold.item) {
+				that.itemDescription = v.description
+				that.itemParams = v.params
+				that.threshold.param = v.params[0].code
+			}
+		})
+	}
+
+	this.paramDescription = ""
+
+	this.changeParam = function () {
+		let that = this
+		this.items.forEach(function (v) {
+			if (v.code == that.threshold.item) {
+				v.params.forEach(function (param) {
+					if (param.code == that.threshold.param) {
+						that.paramDescription = param.description
+					}
+				})
+			}
+		})
+	}
+})