Improve code legibility

Author: nicklasfrahm

README.md

@@ -6,6 +6,8 @@
 
 ## Usage
 
+Please note that if you only specify a single file as source, the target must be a file name and not a folder.
+
 ### 🔼 Uploading local files to remote target
 
 ```yaml
@@ -68,10 +70,8 @@ jobs:
         proxy_fingerprint: ${{ secrets.SSH_PROXY_FINGERPRINT }}
         proxy_username: ${{ secrets.SSH_USER }}
         proxy_key: ${{ secrets.SSH_PRIVATE_KEY }}
-        source: |
-          path/to/source/a.txt
-          path/to/source/b.txt
-        target: path/to/target
+        source: path/to/source/a.txt
+        target: path/to/target/b.txt
 ```
 
 ## Input variables

go.mod

@@ -4,7 +4,6 @@ go 1.16
 
 require (
 	github.com/dtylman/scp v0.0.0-20181017070807-f3000a34aef4
-	github.com/joho/godotenv v1.3.0
 	github.com/sirupsen/logrus v1.8.1 // indirect
 	golang.org/x/crypto v0.0.0-20210513164829-c07d793c2f9a
 )

go.sum

@@ -2,8 +2,6 @@ github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/dtylman/scp v0.0.0-20181017070807-f3000a34aef4 h1:Tc//0LMiRsUsOIu4S+HFKleax9X1+3SRKo+36ldZX0c=
 github.com/dtylman/scp v0.0.0-20181017070807-f3000a34aef4/go.mod h1:jN1ZaUPSNA8jm10nmaRLky84qV/iCeiHmcEf3EbP+dc=
-github.com/joho/godotenv v1.3.0 h1:Zjp+RcGpHhGlrMbJzXTrZZPrWj+1vfm90La1wgB6Bhc=
-github.com/joho/godotenv v1.3.0/go.mod h1:7hK45KPybAkOC6peb+G5yklZfMxEjkZhHbwpqxOKXbg=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/sirupsen/logrus v1.8.1 h1:dJKuHgqk1NNQlqoA6BTlM1Wf9DOH3NBjQyu0h9+AZZE=

main.go

@@ -12,7 +12,6 @@ import (
 	"golang.org/x/crypto/ssh"
 
 	"github.com/dtylman/scp"
-	"github.com/joho/godotenv"
 )
 
 const (
@@ -25,9 +24,6 @@ const (
 type copyFunc func(client *ssh.Client, source string, target string) (int64, error)
 
 func main() {
-	// Make local testing easier.
-	godotenv.Load()
-
 	// Parse timeout.
 	actionTimeout, err := time.ParseDuration(os.Getenv("ACTION_TIMEOUT"))
 	if err != nil {
@@ -160,17 +156,21 @@ func Copy(client *ssh.Client) {
 	}
 
 	log.Printf("%s %sing ...\n", emoji, strings.Title(direction))
+
 	transferredFiles := int64(0)
 	if len(sourceFiles) == 1 {
 		// Rename file if there is only one source file.
 		if _, err := copy(client, sourceFiles[0], targetFileOrFolder); err != nil {
 			log.Fatalf("Failed to %s file from remote: %v", os.Getenv("DIRECTION"), err)
 		}
 		log.Println(sourceFiles[0] + " >> " + targetFileOrFolder)
+
+		log.Println("📡 Transferred 1 file")
 	} else {
 		for _, sourceFile := range sourceFiles {
 			_, file := path.Split(sourceFile)
 			targetFile := path.Join(targetFileOrFolder, file)
+
 			if _, err := copy(client, sourceFile, targetFile); err != nil {
 				log.Fatalf("Failed to %s file from remote: %v", os.Getenv("DIRECTION"), err)
 			}
@@ -180,5 +180,5 @@ func Copy(client *ssh.Client) {
 		}
 	}
 
-	log.Printf("📡 Transferred %d file(s)\n", transferredFiles)
+	log.Printf("📡 Transferred %d files\n", transferredFiles)
 }