修改mqtt连接方式

src/utils/echartMethod.ts

@@ -1,49 +1,46 @@
 const dataProcessing = (arr: any[]) => {
     return arr
-        .filter(item => typeof item == 'number' || (typeof item == 'string' && !isNaN(parseFloat(item))))
-        .map(item => (typeof item == 'number' ? item : parseFloat(item)))
+        .filter(item => typeof item === 'number' || (typeof item === 'string' && !isNaN(parseFloat(item))))
+        .map(item => (typeof item === 'number' ? item : parseFloat(item)))
 }
 
 // 处理y轴最大最小值
 export const yMethod = (arr: any) => {
-    const numList = dataProcessing(arr);
-    const maxValue = Math.max(...numList);
-    const minValue = Math.min(...numList);
-    
-    const calculateBoundary = (value: number, base: number) => {
-        return Math[value > 0? 'ceil' : 'floor'](value / base) * base;
-    };
-
-    let max: number;
-    let min: number;
+    let numList = dataProcessing(arr)
+    let maxValue = 0
+    let minValue = 0
+    let max = 0
+    let min = 0
+    maxValue = Math.max(...numList)
+    minValue = Math.min(...numList)
     if (maxValue > 1000 || minValue < -1000) {
-        max = calculateBoundary(maxValue, 100);
-        min = minValue == 0? 0 : calculateBoundary(minValue, 100);
-    } else if (maxValue < 60 && minValue > 40) {
-        max = 60;
-        min = 40;
-    } else if (maxValue == minValue) {
-        if (maxValue < 10 && minValue > 0) {
-            max = calculateBoundary(maxValue, 10);
-            min = calculateBoundary(minValue, 10);
-        } else if (maxValue!== 0 && minValue!== 0) {
-            max = calculateBoundary(maxValue / 10 + 1, 10);
-            min = calculateBoundary(minValue / 10 - 1, 10);
+        max = Math.ceil(maxValue / 100) * 100
+        if (minValue == 0) {
+            min = 0
+        } else {
+            min = Math.floor(minValue / 100) * 100
         }
+    } else if (maxValue < 60 && minValue > 40) {
+        max = 60
+        min = 40
+    } else if (maxValue == minValue && maxValue < 10 && minValue > 0) {
+        max = Math.ceil(maxValue / 10) * 10
+        min = Math.floor(minValue / 10) * 10
+    } else if (maxValue == minValue && maxValue != 0 && minValue != 0) {
+        max = Math.ceil(maxValue / 10 + 1) * 10
+        min = Math.floor(minValue / 10 - 1) * 10
     } else {
-        max = calculateBoundary(maxValue, 10);
-        min = calculateBoundary(minValue, 10);
+        max = Math.ceil(maxValue / 10) * 10
+        min = Math.floor(minValue / 10) * 10
     }
 
     if (maxValue > 0 && maxValue < 1) {
-        max = 1;
+        max = 1
+    } else if (max == 0 && minValue > -1 && minValue < 0) {
+        min = -1
     }
-    if (max == 0 && minValue > -1 && minValue < 0) {
-        min = -1;
-    }
-
-    return [min, max];
-};
+    return [min, max]
+}
 
 /**
  * title['A相','B相',]
@@ -51,7 +48,7 @@ export const yMethod = (arr: any) => {
  */
 // 导出csv文件
 const convertToCSV = (title: object, data: any) => {
-    // console.log('🚀 ~ convertToCSV ~ data:', data)
+    console.log('🚀 ~ convertToCSV ~ data:', data)
     let csv = ''
     // 添加列头
     csv += ',' + title.join(',') + '\n'