NEZ-1328 fix： line-chart 数值为null时不显示tooltip

nezha-fronted/src/components/charts/chartPreview.vue

@@ -924,6 +924,7 @@ export default {
           formatter: function (params) {
             let str = '<div>'
             let sum = 0
+            let showFlag = false
             params.forEach((item, i) => {
               const tip = legend[item.seriesIndex]
               const color = self.bgColorList[item.seriesIndex]
@@ -934,6 +935,10 @@ export default {
                     [tData.getHours(), tData.getMinutes(), tData.getSeconds()].join(':')
                 str += '<br/>'
               }
+              showFlag = showFlag || item.data[1]
+              if (isNaN(item.data[1] + '')) {
+                return
+              }
               const val = formatScientificNotation(item.data[1], 2)
               sum += isNaN(self.numberWithEConvent(val)) ? 0 : Number(self.numberWithEConvent(val))
               str += '<div style="white-space:nowrap;overflow-x:hidden;text-overflow:ellipsis;display: flex; justify-content: space-between; min-width: 150px; max-width: 600px; line-height: 18px; font-size: 12px;">'
@@ -960,8 +965,12 @@ export default {
               str += '</div>'
             }
             str += '</div>'
+            if (!showFlag) {
+              return ''
+            } else {
               return str
             }
+          }
         },
         legend: {
           show: false

nezha-fronted/src/components/charts/line-chart-block.vue

@@ -813,6 +813,7 @@ export default {
           formatter: function (params) {
             let str = '<div>'
             let sum = 0
+            let showFlag = false
             let minusFlag = true
             params.forEach((item, i) => {
               const tip = legend[item.seriesIndex]
@@ -835,6 +836,10 @@ export default {
                 str += '</div>'
                 minusFlag = false
               }
+              showFlag = showFlag || item.data[1]
+              if (isNaN(item.data[1] + '')) {
+                return
+              }
               const previousItem = params.find((series) => ('Previous ' + item.seriesName) === series.seriesName)
               let paramsDot = bus.countDecimals(item.data[1])
               if (paramsDot < self.chartDot) {
@@ -887,8 +892,12 @@ export default {
             }
 
             str += '</div>'
+            if (!showFlag) {
+              return ''
+            } else {
               return str
             }
+          }
         },
         legend: {
           show: false
@@ -1127,6 +1136,7 @@ export default {
                   formatter: function (params) {
                     let str = '<div>'
                     let sum = 0
+                    let showFlag = false
                     params.forEach((item, i) => {
                       const tip = self.legendMagicType[item.seriesIndex]
                       const color = self.bgColorList[item.seriesIndex]
@@ -1141,6 +1151,10 @@ export default {
                         str += bus.timeFormate(tData)
                         str += '</div>'
                       }
+                      showFlag = showFlag || item.data[1]
+                      if (isNaN(item.data[1] + '')) {
+                        return
+                      }
                       const val = formatScientificNotation(item.data[1], 2)
                       sum += isNaN(self.numberWithEConvent(val)) ? 0 : Number(self.numberWithEConvent(val))
                       str += '<div style="white-space:nowrap;overflow-x:hidden;text-overflow:ellipsis;display: flex; justify-content: space-between; min-width: 150px; max-width: 600px; line-height: 18px; font-size: 12px;">'
@@ -1163,9 +1177,13 @@ export default {
                     }
 
                     str += '</div>'
+                    if (!showFlag) {
+                      return ''
+                    } else {
                       return str
                     }
                   }
+                }
               })
             } else {
               getChart(self.chartIndex) && getChart(self.chartIndex).setOption({
@@ -1295,6 +1313,7 @@ export default {
                   formatter: function (params) {
                     let str = '<div>'
                     let sum = 0
+                    let showFlag = false
                     let minusFlag = true
                     params.forEach((item, i) => {
                       const tip = self.legendMagicType[item.seriesIndex]
@@ -1317,6 +1336,10 @@ export default {
                         str += '</div>'
                         minusFlag = false
                       }
+                      showFlag = showFlag || item.data[1]
+                      if (isNaN(item.data[1] + '')) {
+                        return
+                      }
                       const previousItem = params.find((series) => ('Previous ' + item.seriesName) === series.seriesName)
                       const val = formatScientificNotation(item.data[1], 2)
                       sum += isNaN(self.numberWithEConvent(val)) ? 0 : Number(self.numberWithEConvent(val))
@@ -1373,9 +1396,13 @@ export default {
                     }
 
                     str += '</div>'
+                    if (!showFlag) {
+                      return ''
+                    } else {
                       return str
                     }
                   }
+                }
               })
             } else {
               this.setOption({

nezha-fronted/src/components/page/dashboard/overview/chart.vue

@@ -413,6 +413,7 @@ export default {
       return params.title
     },
     defaultTooltipFormatter: function (params) {
+      let showFlag = false
       let minusFlag = true
       let str = '<div>'
       params instanceof Array || (params = [params])
@@ -436,6 +437,10 @@ export default {
           str += '<br/>'
           minusFlag = false
         }
+        showFlag = showFlag || item.data[1]
+        if (isNaN(item.data[1] + '')) {
+          return
+        }
         const val = Number(item.data[1])
         str += '<div style="white-space:nowrap;overflow-x:hidden;text-overflow:ellipsis;display: flex; justify-content: space-between; min-width: 150px; max-width: 600px; line-height: 18px; font-size: 12px;">'
         str += `<div style="max-width: 500px;white-space:nowrap;overflow-x:hidden;text-overflow:ellipsis;"><span style='display:inline-block;margin-right:5px;border-radius:10px;width:15px;height:5px;background-color: ${item.color};}'></span>${alias || item.seriesName}:  </div>`
@@ -472,7 +477,11 @@ export default {
         str += '</div>'
       })
       str += '</div>'
+      if (!showFlag) {
+        return ''
+      } else {
         return str
+      }
     },
     queryAlias: function (i) {
       let alias = null