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								package models
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								import (
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									"encoding/json"
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									_ "github.com/go-sql-driver/mysql"
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									"github.com/iwind/TeaGo/Tea"
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									"github.com/iwind/TeaGo/dbs"
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									"github.com/iwind/TeaGo/lists"
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									"github.com/iwind/TeaGo/maps"
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									"strconv"
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								)
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								type MetricStatDAO dbs.DAO
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								func NewMetricStatDAO() *MetricStatDAO {
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									return dbs.NewDAO(&MetricStatDAO{
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										DAOObject: dbs.DAOObject{
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											DB:     Tea.Env,
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											Table:  "edgeMetricStats",
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											Model:  new(MetricStat),
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											PkName: "id",
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										},
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									}).(*MetricStatDAO)
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								}
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								var SharedMetricStatDAO *MetricStatDAO
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								func init() {
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									dbs.OnReady(func() {
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										SharedMetricStatDAO = NewMetricStatDAO()
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									})
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								}
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								// CreateStat 创建统计数据
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								func (this *MetricStatDAO) CreateStat(tx *dbs.Tx, hash string, clusterId int64, nodeId int64, serverId int64, itemId int64, keys []string, value float64, time string, version int32) error {
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									hash += "@" + strconv.FormatInt(nodeId, 10)
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									var keysString string
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									if len(keys) > 0 {
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										keysJSON, err := json.Marshal(keys)
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										if err != nil {
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											return err
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										}
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										keysString = string(keysJSON)
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									} else {
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										keysString = "[]"
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									}
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									return this.Query(tx).
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										Param("value", value).
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										InsertOrUpdateQuickly(maps.Map{
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											"hash":      hash,
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											"clusterId": clusterId,
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											"nodeId":    nodeId,
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											"serverId":  serverId,
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											"itemId":    itemId,
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											"value":     value,
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											"time":      time,
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											"version":   version,
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											"keys":      keysString,
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										}, maps.Map{
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											"value": value,
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										})
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								}
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								// DeleteOldItemStats 删除以前版本的统计数据
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								func (this *MetricStatDAO) DeleteOldItemStats(tx *dbs.Tx, itemId int64, version int32) error {
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									_, err := this.Query(tx).
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										Attr("itemId", itemId).
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										Where("version<:version").
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										Delete()
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									return err
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								}
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								// DeleteItemStats 删除某个指标相关的统计数据
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								func (this *MetricStatDAO) DeleteItemStats(tx *dbs.Tx, itemId int64) error {
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									_, err := this.Query(tx).
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										Attr("itemId", itemId).
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										Delete()
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									return err
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								}
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								// CountItemStats 计算统计数据数量
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								func (this *MetricStatDAO) CountItemStats(tx *dbs.Tx, itemId int64, version int32) (int64, error) {
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									return this.Query(tx).
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										Attr("itemId", itemId).
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										Attr("version", version).
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										Count()
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								}
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								// ListItemStats 列出单页统计数据
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								func (this *MetricStatDAO) ListItemStats(tx *dbs.Tx, itemId int64, version int32, offset int64, size int64) (result []*MetricStat, err error) {
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									_, err = this.Query(tx).
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										Attr("itemId", itemId).
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										Attr("version", version).
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										Offset(offset).
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										Limit(size).
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										Desc("time").
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										Desc("serverId").
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										Desc("value").
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										Slice(&result).
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										FindAll()
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									return
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								}
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								// FindItemStatsWithClusterIdAndLastTime 取得集群最近一次计时前 N 个数据
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								// 适合每条数据中包含不同的Key的场景
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								func (this *MetricStatDAO) FindItemStatsWithClusterIdAndLastTime(tx *dbs.Tx, clusterId int64, itemId int64, version int32, size int64) (result []*MetricStat, err error) {
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									// 最近一次时间
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									statOne, err := this.Query(tx).
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										Attr("itemId", itemId).
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										Attr("version", version).
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										DescPk().
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										Find()
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									if err != nil {
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										return nil, err
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									}
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									if statOne == nil {
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										return nil, nil
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									}
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									var lastStat = statOne.(*MetricStat)
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									var lastTime = lastStat.Time
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									_, err = this.Query(tx).
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										Attr("clusterId", clusterId).
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										Attr("itemId", itemId).
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										Attr("version", version).
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										Attr("time", lastTime).
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										// TODO 增加更多聚合算法,比如 AVG、MEDIAN、MIN、MAX 等
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										// TODO 这里的 MIN(`keys`) 在MySQL8中可以换成FIRST_VALUE
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										Result("MIN(time) AS time", "SUM(value) AS value", "keys").
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										Desc("value").
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										Group("keys").
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										Limit(size).
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										Slice(&result).
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										FindAll()
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									return
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								}
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								// FindItemStatsWithNodeIdAndLastTime 取得节点最近一次计时前 N 个数据
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								// 适合每条数据中包含不同的Key的场景
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								func (this *MetricStatDAO) FindItemStatsWithNodeIdAndLastTime(tx *dbs.Tx, nodeId int64, itemId int64, version int32, size int64) (result []*MetricStat, err error) {
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									// 最近一次时间
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									statOne, err := this.Query(tx).
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										Attr("itemId", itemId).
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										Attr("version", version).
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										DescPk().
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										Find()
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									if err != nil {
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										return nil, err
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							 | 
							
							
									}
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
									if statOne == nil {
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										return nil, nil
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
									}
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
									var lastStat = statOne.(*MetricStat)
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
									var lastTime = lastStat.Time
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
								
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
									_, err = this.Query(tx).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Attr("nodeId", nodeId).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Attr("itemId", itemId).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Attr("version", version).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Attr("time", lastTime).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										// TODO 增加更多聚合算法,比如 AVG、MEDIAN、MIN、MAX 等
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										// TODO 这里的 MIN(`keys`) 在MySQL8中可以换成FIRST_VALUE
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Result("MIN(time) AS time", "SUM(value) AS value", "keys").
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Desc("value").
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Group("keys").
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Limit(size).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Slice(&result).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										FindAll()
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
									return
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
								}
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
								
							 | 
						
					
						
							
								
									
										
										
										
											2021-07-07 19:55:37 +08:00
										 
									 
								 
							 | 
							
								
									
										
									
								
							 | 
							
								
							 | 
							
							
								// FindItemStatsWithServerIdAndLastTime 取得节点最近一次计时前 N 个数据
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
								// 适合每条数据中包含不同的Key的场景
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
								func (this *MetricStatDAO) FindItemStatsWithServerIdAndLastTime(tx *dbs.Tx, serverId int64, itemId int64, version int32, size int64) (result []*MetricStat, err error) {
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
									// 最近一次时间
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
									statOne, err := this.Query(tx).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Attr("itemId", itemId).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Attr("version", version).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										DescPk().
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Find()
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
									if err != nil {
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										return nil, err
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
									}
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
									if statOne == nil {
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										return nil, nil
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
									}
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
									var lastStat = statOne.(*MetricStat)
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
									var lastTime = lastStat.Time
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
								
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
									_, err = this.Query(tx).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Attr("serverId", serverId).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Attr("itemId", itemId).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Attr("version", version).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Attr("time", lastTime).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										// TODO 增加更多聚合算法,比如 AVG、MEDIAN、MIN、MAX 等
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										// TODO 这里的 MIN(`keys`) 在MySQL8中可以换成FIRST_VALUE
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Result("MIN(time) AS time", "SUM(value) AS value", "keys").
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Desc("value").
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Group("keys").
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Limit(size).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Slice(&result).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										FindAll()
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
									return
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
								}
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
								
							 | 
						
					
						
							
								
									
										
										
										
											2021-07-05 16:37:53 +08:00
										 
									 
								 
							 | 
							
								
									
										
									
								
							 | 
							
								
							 | 
							
							
								// FindLatestItemStatsWithClusterId 取得集群最近 N 个时间的数据
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
								// 适合同个Key在不同时间段的变化场景
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
								func (this *MetricStatDAO) FindLatestItemStatsWithClusterId(tx *dbs.Tx, clusterId int64, itemId int64, version int32, size int64) (result []*MetricStat, err error) {
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
									_, err = this.Query(tx).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Attr("clusterId", clusterId).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Attr("itemId", itemId).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Attr("version", version).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										// TODO 增加更多聚合算法,比如 AVG、MEDIAN、MIN、MAX 等
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										// TODO 这里的 MIN(`keys`) 在MySQL8中可以换成FIRST_VALUE
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Result("time", "SUM(value) AS value", "MIN(`keys`) AS `keys`").
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Desc("time").
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Group("time").
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Limit(size).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Slice(&result).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										FindAll()
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
									if err != nil {
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										return nil, err
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
									}
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
									lists.Reverse(result)
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
									return
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
								}
							 | 
						
					
						
							
								
									
										
										
										
											2021-07-06 20:06:34 +08:00
										 
									 
								 
							 | 
							
								
									
										
									
								
							 | 
							
								
							 | 
							
							
								
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
								// FindLatestItemStatsWithNodeId 取得节点最近 N 个时间的数据
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
								// 适合同个Key在不同时间段的变化场景
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
								func (this *MetricStatDAO) FindLatestItemStatsWithNodeId(tx *dbs.Tx, nodeId int64, itemId int64, version int32, size int64) (result []*MetricStat, err error) {
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
									_, err = this.Query(tx).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Attr("nodeId", nodeId).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Attr("itemId", itemId).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Attr("version", version).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										// TODO 增加更多聚合算法,比如 AVG、MEDIAN、MIN、MAX 等
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										// TODO 这里的 MIN(`keys`) 在MySQL8中可以换成FIRST_VALUE
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Result("time", "SUM(value) AS value", "MIN(`keys`) AS `keys`").
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Desc("time").
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Group("time").
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Limit(size).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Slice(&result).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										FindAll()
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
									if err != nil {
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										return nil, err
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
									}
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
									lists.Reverse(result)
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
									return
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
								}
							 | 
						
					
						
							
								
									
										
										
										
											2021-07-07 19:55:37 +08:00
										 
									 
								 
							 | 
							
								
									
										
									
								
							 | 
							
								
							 | 
							
							
								
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
								// FindLatestItemStatsWithServerId 取得服务最近 N 个时间的数据
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
								// 适合同个Key在不同时间段的变化场景
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
								func (this *MetricStatDAO) FindLatestItemStatsWithServerId(tx *dbs.Tx, serverId int64, itemId int64, version int32, size int64) (result []*MetricStat, err error) {
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
									_, err = this.Query(tx).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Attr("serverId", serverId).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Attr("itemId", itemId).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Attr("version", version).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										// TODO 增加更多聚合算法,比如 AVG、MEDIAN、MIN、MAX 等
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										// TODO 这里的 MIN(`keys`) 在MySQL8中可以换成FIRST_VALUE
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Result("time", "SUM(value) AS value", "MIN(`keys`) AS `keys`").
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Desc("time").
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Group("time").
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Limit(size).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										Slice(&result).
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										FindAll()
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
									if err != nil {
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
										return nil, err
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
									}
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
									lists.Reverse(result)
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
									return
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
							
								}
							 |