default to current name and confirm override

src/main.rs

@@ -581,8 +581,24 @@ fn interactive() -> AResult<()>{
 				std::io::Write::flush(&mut std::io::stdout())?;
 				let mut input_string=String::new();
 				std::io::stdin().read_line(&mut input_string)?;
-				if model_name_pattern.is_match(input_string.trim()){
+				let input_final=match input_string.trim(){
-					new_model_name=input_string.trim().to_owned();
+					""=>modelname.as_str(),
+					other=>other,
+				};
+				if model_name_pattern.is_match(input_final)
+				||{
+					//If you entered a new model name and it still doesn't like it, allow override
+					println!("Final model name: {}",input_final);
+					print!("Are you sure you want this model name? [y/N]:");
+					std::io::Write::flush(&mut std::io::stdout())?;
+					let mut input_string=String::new();
+					std::io::stdin().read_line(&mut input_string)?;
+					match input_string.trim(){
+						"y"=>true,
+						_=>false,
+					}
+				}{
+					new_model_name=input_final.to_owned();
 					break;
 				}
 			}
@@ -599,8 +615,24 @@ fn interactive() -> AResult<()>{
 				std::io::Write::flush(&mut std::io::stdout())?;
 				let mut input_string=String::new();
 				std::io::stdin().read_line(&mut input_string)?;
-				if is_title_case(input_string.trim()){
+				let input_final=match input_string.trim(){
-					new_display_name=input_string.trim().to_owned();
+					""=>displayname.as_str(),
+					other=>other,
+				};
+				if is_title_case(input_string.trim())
+				||{
+					//If you entered a new display name and it still doesn't like it, allow override
+					println!("Final display name: {}",input_final);
+					print!("Are you sure you want this display name? [y/N]:");
+					std::io::Write::flush(&mut std::io::stdout())?;
+					let mut input_string=String::new();
+					std::io::stdin().read_line(&mut input_string)?;
+					match input_string.trim(){
+						"y"=>true,
+						_=>false,
+					}
+				}{
+					new_display_name=input_final.to_owned();
 					break;
 				}
 			}