Changed the way the program outputs data

We now output to Output\$FILENAME.txt

FileFunctions.go

@@ -1,6 +1,7 @@
 package main
 
 import (
+	"bufio"         // Needed to write to the output file
 	"fmt"           // Used for printing error messages
 	"os"            // Needed for os.FileInfo
 	"path/filepath" // Needed for filepath.Walk
@@ -39,3 +40,33 @@ func returnInputFiles(inputFolder string) []string {
 
 	return inputFiles
 }
+
+// Write to the file
+func writeFile(file string, data PowerDataReturn) error {
+	// Create the file
+	createdFile, err := os.Create(file)
+	if err != nil {
+		fmt.Println("Error:", err)
+	}
+	defer createdFile.Close()
+
+	// Create a new writer for the file
+	write := bufio.NewWriter(createdFile)
+
+	// Write the data to the file
+	write.WriteString(fmt.Sprintf("Power data for file: %s\r\n", data.filePath))
+	write.WriteString(fmt.Sprintf("Total kWh usage: %.03f\r\n", data.totalkWh))
+	write.WriteString(fmt.Sprintf("Average daily kWh: %.03f\r\n", data.averageDailykWh))
+	write.WriteString(fmt.Sprintf("Average hourly kWh: %.03f\r\n", data.averageHourlykWh))
+	write.WriteString(fmt.Sprintf("Lowest daily kWh: %.03f on %s\r\n", data.lowestDailykWh, data.lowestDay))
+	write.WriteString(fmt.Sprintf("Highest daily kWh: %.03f on %s\r\n", data.highestDailykWh, data.highestDay))
+	for y, z := range data.hourlykWh {
+		write.WriteString(fmt.Sprintf("Hour: %v | Usage: %.03f, Highest: %.03f | Lowest: %.03f\r\n", y, z/data.totalDays, data.highestHour[y], data.lowestHour[y]))
+	}
+
+	// Flush
+	write.Flush()
+
+	// Return no error
+	return nil
+}

Output/.gitignore

@@ -0,0 +1 @@
+*.txt

main.go

@@ -4,9 +4,10 @@
 package main
 
 import (
-	"fmt"  // Needed to print output
-	"sync" // Needed for WaitGroups
-	"time" // Needed for time.Time
+	"fmt"    // Needed to print output
+	"regexp" // Needed for regexs
+	"sync"   // Needed for WaitGroups
+	"time"   // Needed for time.Time
 )
 
 // Populated from the csv files
@@ -61,18 +62,16 @@ func main() {
 	// Wait for the go routines to finish and then print
 	wg.Wait()
 
-	// Loop the slice of PowerDataReturns and provide output.
+	// Loop the slice of PowerDataReturns
 	for x := range outputInfo {
-		fmt.Println("Power data for file:", outputInfo[x].filePath)
-		fmt.Printf("Total kWh usage: %.03f\r\n", outputInfo[x].totalkWh)
-		fmt.Printf("Average daily kWh: %.03f\r\n", outputInfo[x].averageDailykWh)
-		fmt.Printf("Average hourly kWh: %.03f\r\n", outputInfo[x].averageHourlykWh)
-		fmt.Printf("Lowest daily kWh: %.03f on %s\r\n", outputInfo[x].lowestDailykWh, outputInfo[x].lowestDay)
-		fmt.Printf("Highest daily kWh: %.03f on %s\r\n", outputInfo[x].highestDailykWh, outputInfo[x].highestDay)
-
-		// Loop for each hour and print hour-specific data.
-		for y, z := range outputInfo[x].hourlykWh {
-			fmt.Printf("Hour: %v | Usage: %.03f, Highest: %.03f | Lowest: %.03f\r\n", y, z/outputInfo[x].totalDays, outputInfo[x].highestHour[y], outputInfo[x].lowestHour[y])
+		// Find the file name
+		re := regexp.MustCompile("(?i)Input\\\\(.+)\\.csv")
+		outputFile := re.FindStringSubmatch(outputInfo[x].filePath)
+
+		// Write to the file.
+		err := writeFile(fmt.Sprintf("Output\\\\%s.txt", outputFile[1]), outputInfo[x])
+		if err != nil {
+			fmt.Println("Error:", err)
 		}
 	}
 }