.gitignore

@@ -1,2 +1,3 @@
 /target
 /.idea
+.env

Cargo.lock

@@ -220,6 +220,7 @@ checksum = "773648b94d0e5d620f64f280777445740e61fe701025087ec8b57f45c791888b"
 name = "count_bot"
 version = "0.1.0"
 dependencies = [
+ "dotenv",
  "serenity",
  "tokio",
 ]
@@ -318,6 +319,12 @@ dependencies = [
  "syn 2.0.91",
 ]
 
+[[package]]
+name = "dotenv"
+version = "0.15.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "77c90badedccf4105eca100756a0b1289e191f6fcbdadd3cee1d2f614f97da8f"
+
 [[package]]
 name = "encoding_rs"
 version = "0.8.35"
@@ -1358,15 +1365,6 @@ version = "1.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0fda2ff0d084019ba4d7c6f371c95d8fd75ce3524c3cb8fb653a3023f6323e64"
 
-[[package]]
-name = "signal-hook-registry"
-version = "1.4.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a9e9e0b4211b72e7b8b6e85c807d36c212bdb33ea8587f7569562a84df5465b1"
-dependencies = [
- "libc",
-]
-
 [[package]]
 name = "skeptic"
 version = "0.13.7"
@@ -1581,9 +1579,7 @@ dependencies = [
  "bytes",
  "libc",
  "mio",
- "parking_lot",
  "pin-project-lite",
- "signal-hook-registry",
  "socket2",
  "tokio-macros",
  "windows-sys 0.52.0",

Cargo.toml

@@ -4,5 +4,6 @@ version = "0.1.0"
 edition = "2021"
 
 [dependencies]
+dotenv = "0.15.0"
 serenity = "0.12.4"
-tokio = { version = "1.42.0", features = ["full"] }
+tokio = { version = "1.21.2", features = ["macros", "rt-multi-thread"] }

src/main.rs

@@ -1,3 +1,29 @@
-fn main() {
-    println!("Hello, world!");
+use dotenv::dotenv;
+
+use serenity::async_trait;
+use serenity::model::channel::Message;
+use serenity::prelude::*;
+
+struct Handler;
+
+#[async_trait]
+impl EventHandler for Handler {
+    async fn message(&self, ctx: Context, new_message: Message) {
+        if new_message.content == "!ping" {
+            if let Err(why) = new_message.channel_id.say(&ctx.http, "Pong!").await {
+                println!("Error sending message: {why:?}");
+            }
+        }
+    }
+}
+
+#[tokio::main]
+async fn main() {
+    dotenv().ok();
+    let token = std::env::var("TOKEN").expect("TOKEN must be set");
+    let intents = GatewayIntents::GUILD_MESSAGES | GatewayIntents::DIRECT_MESSAGES | GatewayIntents::MESSAGE_CONTENT;
+    let mut client = Client::builder(&token, intents).event_handler(Handler).await.expect("Error creating bot.");
+    if let Err(why) = client.start().await {
+        println!("Client error: {why:?}");
+    }
 }