adding some logs

Signed-off-by: Raj Babu Das <mail.rajdas@gmail.com>

Author: imrajdas

pkg/cmd/version/version.go

@@ -11,6 +11,11 @@ var VersionCmd = &cobra.Command{
 	Short: "Displays the version of diffr",
 	Long:  ``,
 	Run: func(cmd *cobra.Command, args []string) {
-		cmd.Printf("Diffr Version: %s", os.Getenv("VERSION"))
+		version := os.Getenv("VERSION")
+		if version == "" {
+			version = "develop"
+		}
+
+		cmd.Printf("Diffr Version: %s", version)
 	},
 }

pkg/diffr/diff.go

@@ -65,6 +65,7 @@ func compareFiles(file1, file2 string) (string, error) {
 func CompareDirectories(dir1, dir2 string, diffChan chan<- string, errorChan chan<- error, wg *sync.WaitGroup) {
 	defer wg.Done()
 
+	var comparisonsCount int
 	filepath.Walk(dir1, func(path1 string, info os.FileInfo, err error) error {
 		if err != nil {
 			errorChan <- fmt.Errorf("error accessing %s: %s", path1, err)
@@ -91,6 +92,7 @@ func CompareDirectories(dir1, dir2 string, diffChan chan<- string, errorChan cha
 			}
 
 			if diff != "" {
+				comparisonsCount++
 				diffChan <- fmt.Sprintf("Differences in file: %s\n%s", relPath, diff)
 			}
 		} else if os.IsNotExist(err) {
@@ -108,6 +110,7 @@ func CompareDirectories(dir1, dir2 string, diffChan chan<- string, errorChan cha
 			}
 
 			if diff != "" {
+				comparisonsCount++
 				diffChan <- fmt.Sprintf("Differences in file: %s (present in %s but not in %s)\n%s", relPath, dir1, dir2, diff)
 			}
 		} else {
@@ -116,4 +119,6 @@ func CompareDirectories(dir1, dir2 string, diffChan chan<- string, errorChan cha
 
 		return nil
 	})
+
+	fmt.Printf("Total file comparisons: %d\n", comparisonsCount) // Print the count at the end
 }

pkg/diffr/handler.go

@@ -10,6 +10,7 @@ import (
 	"runtime"
 	"sync"
 	"syscall"
+	"time"
 
 	"github.com/spf13/cobra"
 )
@@ -92,11 +93,14 @@ func handler(w http.ResponseWriter, r *http.Request) {
 		finalStr  = ""
 		diffChan  = make(chan string)
 		errorChan = make(chan error)
+		start     = time.Now()
+		elapsed   time.Duration
 	)
 
 	go func() {
 		for diff := range diffChan {
 			finalStr += diff
+			elapsed = time.Since(start)
 		}
 	}()
 
@@ -113,6 +117,8 @@ func handler(w http.ResponseWriter, r *http.Request) {
 	close(diffChan)
 	close(errorChan)
 
+	fmt.Printf("Time taken to analyze all files: %s\n", elapsed)
+
 	tmpl, err := template.ParseFiles("static/templates/template.html")
 	if err != nil {
 		fmt.Printf("error: %v", err)