// Copyright 2023 GoEdge CDN goedge.cdn@gmail.com. All rights reserved. Official site: https://goedge.cn .
//go:build plus

package models

import (
	"fmt"
	"github.com/TeaOSLab/EdgeCommon/pkg/nodeconfigs"
	"github.com/iwind/TeaGo/dbs"
	"github.com/iwind/TeaGo/maps"
	"github.com/iwind/TeaGo/types"
	timeutil "github.com/iwind/TeaGo/utils/time"
	"strings"
	"time"
)

// FireNodeThreshold 触发相关阈值设置
func (this *NodeThresholdDAO) FireNodeThreshold(tx *dbs.Tx, role string, nodeId int64, item string) error {
	clusterId, err := SharedNodeDAO.FindNodeClusterId(tx, nodeId)
	if err != nil {
		return err
	}
	if clusterId == 0 {
		return nil
	}

	// 集群相关阈值
	var thresholds []*NodeThreshold
	{
		clusterThresholds, err := this.FindAllEnabledAndOnClusterThresholds(tx, role, clusterId, item)
		if err != nil {
			return err
		}
		thresholds = append(thresholds, clusterThresholds...)
	}

	// 节点相关阈值
	{
		nodeThresholds, err := this.FindAllEnabledAndOnNodeThresholds(tx, role, clusterId, nodeId, item)
		if err != nil {
			return err
		}
		thresholds = append(thresholds, nodeThresholds...)
	}

	if len(thresholds) == 0 {
		return nil
	}

	for _, threshold := range thresholds {
		if len(threshold.Param) == 0 || threshold.Duration <= 0 {
			continue
		}
		paramValue, err := SharedNodeValueDAO.SumNodeValues(tx, role, nodeId, item, threshold.Param, threshold.SumMethod, types.Int32(threshold.Duration), threshold.DurationUnit)
		if err != nil {
			return err
		}
		var originValue = nodeconfigs.UnmarshalNodeValue(threshold.Value)
		var thresholdValue = types.Float64(originValue)

		var isPercent = nodeconfigs.CheckNodeValueItemParamIsPercent(item, threshold.Param)
		if isPercent && thresholdValue >= 1 {
			thresholdValue = thresholdValue / 100
		}

		var isMatched = nodeconfigs.CompareNodeValue(threshold.Operator, paramValue, thresholdValue)

		if isMatched {
			// TODO 执行其他动作

			// 是否已经通知过
			if threshold.NotifyDuration > 0 && threshold.NotifiedAt > 0 && time.Now().Unix()-int64(threshold.NotifiedAt) < int64(threshold.NotifyDuration*60) {
				continue
			}

			// 创建消息
			nodeName, err := SharedNodeDAO.FindNodeName(tx, nodeId)
			if err != nil {
				return err
			}
			var itemName = nodeconfigs.FindNodeValueItemName(threshold.Item)
			var paramName = nodeconfigs.FindNodeValueItemParamName(threshold.Item, threshold.Param)
			var operatorName = nodeconfigs.FindNodeValueOperatorName(threshold.Operator)

			var paramValueFormat = fmt.Sprintf("%.2f", paramValue)
			if isPercent {
				originValue += "%"
				paramValueFormat = fmt.Sprintf("%.2f%%", paramValue*100)
			}

			var subject = "节点 \"" + nodeName + "\" " + itemName + " 达到阈值"
			var body = "节点 \"" + nodeName + "\" " + itemName + " 达到阈值\n阈值设置：" + paramName + " " + operatorName + " " + originValue + "\n当前值：" + paramValueFormat + "\n触发时间：" + timeutil.Format("Y-m-d H:i:s")
			if len(threshold.Message) > 0 {
				body = threshold.Message
				body = strings.Replace(body, "${item.name}", itemName, -1)
				body = strings.Replace(body, "${value}", fmt.Sprintf("%.2f", paramValue), -1)
			}
			err = SharedMessageDAO.CreateNodeMessage(tx, role, clusterId, nodeId, MessageTypeThresholdSatisfied, MessageLevelWarning, subject, body, maps.Map{}.AsJSON(), true)
			if err != nil {
				return err
			}

			// 设置通知时间
			_, err = this.Query(tx).
				Pk(threshold.Id).
				Set("notifiedAt", time.Now().Unix()).
				Update()
			if err != nil {
				return err
			}
		}
	}

	return nil
}