add list

src/command/list.rs

@@ -0,0 +1,20 @@
+#[derive(Default)]
+pub struct ListCommand {
+    uuids: bool
+}
+
+impl ListCommand {
+    pub fn uuids(mut self) -> Self {
+        self.uuids = true;
+        self
+    } 
+
+    pub fn build(self) -> super::Command {
+        let uuids = self.uuids;
+        let mut s = format!("list");
+        if uuids {
+            s.push_str(" uuids");
+        }
+        super::Command(s)
+    }
+}

src/command/mod.rs

@@ -1,6 +1,7 @@
 pub struct Command(String);
 
 mod say;
+mod list;
 
 impl Command {
     pub fn raw(cmd: &str) -> Self {
@@ -14,4 +15,8 @@ impl Command {
     pub fn say() -> say::SayCommand {
         say::SayCommand::default()
     }
+
+    pub fn list() -> list::ListCommand {
+        list::ListCommand::default()
+    }
 }

src/command/say.rs

@@ -10,7 +10,7 @@ impl SayCommand {
     } 
 
     pub fn build(self) -> super::Command {
-        let message= self.message;
+        let message = self.message;
         let s = format!("say {message}");
         super::Command(s)
     }