Re-write argument parsing, implement skeleton of copy functionality

main.go

@@ -1,7 +1,6 @@
 package main
 
 import (
-	"fmt"
 	"github.com/rwinkhart/MUTN/src/cli"
 	"github.com/rwinkhart/MUTN/src/offline"
 	"os"
@@ -13,43 +12,116 @@ func main() {
 	args := os.Args[1:]
 	argsCount := len(args)
 
+	// if no arguments are supplied...
 	if argsCount == 0 {
-
+		// list all entries
 		cli.EntryListGen()
+	} else {
 
-	} else if argsCount == 1 {
-
-		// initial entry reader shortcut
+		// if the first argument is an entry...
 		if strings.HasPrefix(args[0], "/") {
+
+			// store location of target entry
 			targetLocation := offline.EntryRoot + offline.PathSeparator + args[0][1:]
-			if isFile, _ := offline.TargetIsFile(targetLocation, true); isFile {
-				cli.EntryReader(offline.DecryptGPG(targetLocation))
-			} else {
-				fmt.Println(offline.AnsiError + "Failed to read \"" + targetLocation + "\" - it is a directory" + offline.AnsiReset)
+
+			// entry reader shortcut (if no other arguments are supplied)
+			if argsCount == 1 {
+				cli.EntryReaderShortcut(targetLocation)
+				// perform other operations on the entry (if other arguments are supplied)
+			} else if argsCount == 2 {
+
+				switch args[1] {
+
+				case "shear": // TODO offline.Shear(targetLocation), exit after run
+				case "gen": // TODO offline.Gen(targetLocation), exit after run
+				case "copy":
+					cli.HelpCopy()
+				case "edit":
+					cli.HelpEdit()
+				case "add":
+					cli.HelpAdd()
+				default:
+					cli.HelpMain()
+
+				}
+
+			} else if argsCount == 3 {
+
+				// declare entry field to perform target operation on
+				var field rune
+
+				switch args[1] {
+				case "copy":
+					switch args[2] {
+					case "password", "-p":
+						field = 'p'
+					case "username", "-u":
+						field = 'u'
+					case "url", "-l":
+						field = 'l'
+					case "note", "-n":
+						field = 'n'
+					default:
+						cli.HelpCopy()
+					}
+					offline.CopyField(targetLocation, field)
+				case "edit":
+					switch args[2] {
+					case "password", "-p":
+						field = 'p'
+					case "username", "-u":
+						field = 'u'
+					case "url", "-l":
+						field = 'l'
+					case "note", "-n":
+						field = 'n'
+					case "rename", "-r": // TODO prompt for newLocation, offline.Rename(targetLocation, newLocation), exit after run
+					default:
+						cli.HelpCopy()
+					}
+					offline.CopyField(targetLocation, field)
+				case "add":
+					switch args[2] {
+					case "password", "-p":
+						field = 'p'
+					case "note", "-n":
+						field = 'n'
+					case "folder", "-f": // TODO offline.AddFolder(targetLocation), exit after run
+					default:
+						cli.HelpAdd()
+					}
+					// TODO offline.AddEntry(targetLocation, field), exit after run
+				case "gen":
+					switch args[2] {
+					case "update", "-u": // TODO offline.GenUpdate(targetLocation), exit after run
+					default:
+						cli.HelpGen()
+					}
+				default:
+					cli.HelpMain()
+				}
+			}
+
+			// if the first argument is not an entry...
+		} else {
+			switch args[0] {
+			case "sync": // TODO online.Sync(), exit after run
+			case "init": // TODO offline.Init(), exit after run
+			case "tweak": // TODO offline.Tweak(), exit after run
+
+			case "add":
+				cli.HelpAdd()
+			case "edit":
+				cli.HelpEdit()
+			case "copy":
+				cli.HelpCopy()
+			case "gen":
+				cli.HelpGen()
+			case "version", "-v":
+				cli.Version()
+			default:
+				cli.HelpMain()
 			}
-			os.Exit(0)
 		}
-
-		switch args[0] {
-
-		case "help", "--help", "-h":
-			cli.HelpMain()
-		case "add":
-			cli.HelpAdd()
-		case "edit":
-			cli.HelpEdit()
-		case "copy":
-			cli.HelpCopy()
-		case "gen":
-			cli.HelpGen()
-		case "version", "-v":
-			cli.Version()
-		default:
-			cli.HelpMain()
-
-		}
-	} else if argsCount > 1 {
-		// load config (libmutton.ini)
-		offline.ReadConfig()
 	}
 }