Rewrite the rounding alogithm

.gitignore

@@ -1,3 +1,4 @@
 config.json
 cache.json
-go.sum
+go.sum
+.idea

.idea/.gitignore

@@ -1,8 +0,0 @@
-# Default ignored files
-/shelf/
-/workspace.xml
-# Editor-based HTTP Client requests
-/httpRequests/
-# Datasource local storage ignored files
-/dataSources/
-/dataSources.local.xml

.idea/ecodash.iml

@@ -1,9 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<module type="WEB_MODULE" version="4">
-  <component name="Go" enabled="true" />
-  <component name="NewModuleRootManager">
-    <content url="file://$MODULE_DIR$" />
-    <orderEntry type="inheritedJdk" />
-    <orderEntry type="sourceFolder" forTests="false" />
-  </component>
-</module>

.idea/inspectionProfiles/Project_Default.xml

@@ -1,36 +0,0 @@
-<component name="InspectionProjectProfileManager">
-  <profile version="1.0">
-    <option name="myName" value="Project Default" />
-    <inspection_tool class="HttpUrlsUsage" enabled="true" level="WEAK WARNING" enabled_by_default="true">
-      <option name="ignoredUrls">
-        <list>
-          <option value="http://localhost" />
-          <option value="http://127.0.0.1" />
-          <option value="http://0.0.0.0" />
-          <option value="http://www.w3.org/" />
-          <option value="http://json-schema.org/draft" />
-          <option value="http://java.sun.com/" />
-          <option value="http://xmlns.jcp.org/" />
-          <option value="http://javafx.com/javafx/" />
-          <option value="http://javafx.com/fxml" />
-          <option value="http://maven.apache.org/xsd/" />
-          <option value="http://maven.apache.org/POM/" />
-          <option value="http://www.springframework.org/schema/" />
-          <option value="http://www.springframework.org/tags" />
-          <option value="http://www.springframework.org/security/tags" />
-          <option value="http://www.thymeleaf.org" />
-          <option value="http://www.jboss.org/j2ee/schema/" />
-          <option value="http://www.jboss.com/xml/ns/" />
-          <option value="http://www.ibm.com/webservices/xsd" />
-          <option value="http://activemq.apache.org/schema/" />
-          <option value="http://schema.cloudfoundry.org/spring/" />
-          <option value="http://schemas.xmlsoap.org/" />
-          <option value="http://cxf.apache.org/schemas/" />
-          <option value="http://primefaces.org/ui" />
-          <option value="http://tiles.apache.org/" />
-          <option value="http://" />
-        </list>
-      </option>
-    </inspection_tool>
-  </profile>
-</component>

.idea/misc.xml

@@ -1,8 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="SwUserDefinedSpecifications">
-    <option name="specTypeByUrl">
-      <map />
-    </option>
-  </component>
-</project>

.idea/modules.xml

@@ -1,8 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="ProjectModuleManager">
-    <modules>
-      <module fileurl="file://$PROJECT_DIR$/.idea/ecodash.iml" filepath="$PROJECT_DIR$/.idea/ecodash.iml" />
-    </modules>
-  </component>
-</project>

http.go

@@ -9,6 +9,7 @@ import (
 	"math"
 	"os"
 	"reflect"
+	"strconv"
 	"time"
 )
 
@@ -195,25 +196,15 @@ func (config Config) renderIndex(c *fiber.Ctx) error {
 }
 
 func templateDivide(num1, num2 float32) template.HTML {
-	var (
-		isInDecimals     bool
-		hasHitMeaningful bool
-		meaningfulDigits int
-		rounded          []byte
-		num              = num1 / num2
-	)
-	for _, char := range []byte(fmt.Sprintf("%v", num)) {
-		if (isInDecimals && char != '0') || hasHitMeaningful {
-			hasHitMeaningful = true
-			meaningfulDigits++
-		}
-		if char == '.' {
-			isInDecimals = true
-		}
-		rounded = append(rounded, char)
-		if meaningfulDigits == 3 {
-			break
-		}
+
+	division := float64(num1 / num2)
+
+	powerOfTen := int(math.Floor(math.Log10(division)))
+	if powerOfTen >= -2 && powerOfTen <= 2 {
+		return template.HTML(fmt.Sprintf("%s", strconv.FormatFloat(math.Round(division*100)/100, 'f', -1, 64)))
 	}
-	return template.HTML(rounded)
+
+	preComma := division / math.Pow10(powerOfTen)
+	return template.HTML(fmt.Sprintf("%s * 10<sup>%d</sup>", strconv.FormatFloat(math.Round(preComma*100)/100, 'f', -1, 64), powerOfTen))
+
 }