Implement initial entry readout formatting

main.go

@@ -23,8 +23,7 @@ func main() {
 		if strings.HasPrefix(args[0], "/") {
 			targetLocation := offline.EntryRoot + offline.PathSeparator + args[0][1:]
 			if isFile, _ := offline.TargetIsFile(targetLocation, true); isFile {
-				// TODO properly display entry contents (with headers)
-				offline.DecryptGPG(targetLocation)
+				cli.EntryReader(offline.DecryptGPG(targetLocation))
 			} else {
 				fmt.Println(offline.AnsiError + "Failed to read \"" + targetLocation + "\" - it is a directory" + offline.AnsiReset)
 			}

src/cli/entryReader.go

@@ -0,0 +1,57 @@
+package cli
+
+import (
+	"fmt"
+	"github.com/rwinkhart/MUTN/src/offline"
+)
+
+// EntryReader prints the decrypted contents of a libmutton entry in a human-readable format
+func EntryReader(decryptedEntry []string) {
+	fmt.Println()
+
+	// track if extended notes have been printed (to avoid printing an extra newline)
+	notesFlag := false
+
+	for i := range decryptedEntry {
+
+		// if the entry only contains a password, skip the username field to avoid an index out of range error
+		if len(decryptedEntry) == 1 {
+			i = 1
+		}
+
+		switch i {
+		case 0:
+			// if the second field (username) is not empty, print it
+			if decryptedEntry[1] != "" {
+				fmt.Print(ansiDirectoryHeader + "Username:" + offline.AnsiReset + "\n" + decryptedEntry[1] + "\n\n")
+			}
+		case 1:
+			// if the first field (password) is not empty, print it
+			if decryptedEntry[0] != "" {
+				fmt.Print(ansiDirectoryHeader + "Password:" + offline.AnsiReset + "\n" + decryptedEntry[0] + "\n\n")
+			}
+		case 2:
+			// if the third field (url) is not empty, print it
+			if decryptedEntry[2] != "" {
+				fmt.Print(ansiDirectoryHeader + "URL:" + offline.AnsiReset + "\n" + decryptedEntry[2] + "\n\n")
+			}
+		case 3:
+			// if the fourth field (notes begin) is not empty, print it
+			if decryptedEntry[3] != "" {
+				fmt.Println(ansiDirectoryHeader + "Notes:" + offline.AnsiReset + "\n" + decryptedEntry[3])
+			}
+		default:
+			// print extended notes line
+			fmt.Println(decryptedEntry[i])
+
+			// indicate that extended notes have been printed
+			if !notesFlag {
+				notesFlag = true
+			}
+		}
+	}
+	// print trailing newline if extended notes were printed
+	if notesFlag {
+		fmt.Println()
+	}
+}