add say

src/command/mod.rs

@@ -0,0 +1,17 @@
+pub struct Command(String);
+
+mod say;
+
+impl Command {
+    pub fn raw(cmd: &str) -> Self {
+        Self(cmd.to_string())
+    }
+
+    pub fn as_str(&self) -> &str {
+        &self.0
+    }
+
+    pub fn say() -> say::SayCommand {
+        say::SayCommand::default()
+    }
+}

src/command/say.rs

@@ -0,0 +1,17 @@
+#[derive(Default)]
+pub struct SayCommand {
+    message: String
+}
+
+impl SayCommand {
+    pub fn message(mut self, msg: impl Into<String>) -> Self {
+        self.message = msg.into();
+        self
+    } 
+
+    pub fn build(self) -> super::Command {
+        let message= self.message;
+        let s = format!("say {message}");
+        super::Command(s)
+    }
+}

src/lib.rs

@@ -1,2 +1,5 @@
 mod client;
-pub use client::{RconClient, RconError, RconResult};
+pub use client::{RconClient, RconError, RconResult};
+
+mod command;
+pub use command::Command;