add ip opt for ban

src/command/ban.rs

@@ -1,7 +1,8 @@
 #[derive(Default)]
 pub struct BanCommand {
     target: Option<super::Selector>,
-    reason: Option<String>
+    reason: Option<String>,
+    ip: Option<bool>
 }
 
 impl BanCommand {
@@ -15,9 +16,15 @@ impl BanCommand {
         self
     }
 
+    pub fn ip(mut self) -> Self {
+        self.ip = Some(true);
+        self
+    }
+
     pub fn build(self) -> super::Command {
         let target = self.target.unwrap_or(super::Selector::Player("nonexistent".to_string()));
-        let mut s = format!("ban {target}");
+        let ip = self.ip.unwrap_or(false);
+        let mut s = if ip { format!("ban-ip {target}") } else { format!("ban {target}") };
         if let Some(reason) = self.reason {
             s.push_str(&format!(" {reason}"));
         };