Enable changing server address when logged out

Author: nygrenh

src/main/java/fi/helsinki/cs/tmc/cli/command/ConfigCommand.java

@@ -176,13 +176,14 @@ public void run(CliContext context, CommandLine args) {
         boolean get = args.hasOption("g");
         boolean listing = args.hasOption("l");
         boolean delete = args.hasOption("d");
+        boolean update = !get && !listing && !delete;
         this.quiet = args.hasOption("q");
 
         String[] arguments = args.getArgs();
         arguments = Arrays.stream(arguments).filter(o -> !o.trim().isEmpty()).toArray(String[]::new);
         this.properties = context.getProperties();
 
-        if (!this.context.checkIsLoggedIn(false, true)) {
+        if (!update && !this.context.checkIsLoggedIn(false, true)) {
             return;
         }
 

src/main/java/fi/helsinki/cs/tmc/cli/command/LoginCommand.java

@@ -77,6 +77,9 @@ public void run(CliContext context, CommandLine args) {
 
     public boolean login(CliContext ctx, CommandLine args, Optional<String> serverAddress) {
         Io io = ctx.getIo();
+        if (serverAddress.isPresent()) {
+            io.println("Logging in to " + serverAddress.get());
+        }
         username = getLoginInfo(args, username, "u", "username: ", io);
         password = getLoginInfo(args, null, "p", "password: ", io);