Basic serenity-rs/poise bot

.gitignore

@@ -1 +1,2 @@
 /target
+Secrets*.toml

Cargo.toml

@@ -1,5 +1,5 @@
 [package]
-name = "nanobot"
+name = "nano"
 version = "0.1.0"
 edition = "2021"
 description = "Discord bot to authenticate and de-anonymise users"
@@ -11,3 +11,12 @@ publish = false
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
+anyhow = "1.0.75"
+poise = "0.5.5"
+shuttle-poise = "0.25.0"
+shuttle-runtime = "0.25.0"
+shuttle-secrets = "0.25.0"
+shuttle-shared-db = { version = "0.25.0", features = ["postgres-rustls"] }
+sqlx = { version = "0.7.1", features = ["runtime-tokio-rustls", "postgres"] }
+tracing = "0.1.37"
+tokio = "1.26.0"

src/main.rs

@@ -1,3 +1,54 @@
-fn main() {
-    println!("Hello, world!");
+use anyhow::Context as _;
+use poise::serenity_prelude as serenity;
+
+struct Data {} // User data, which is stored and accessible in all command invocations
+type Error = Box<dyn std::error::Error + Send + Sync>;
+
+/// Buttons to (de-)register application commands globally or by guild
+#[poise::command(prefix_command)]
+async fn register(ctx: poise::Context<'_, Data, Error>) -> Result<(), Error> {
+    poise::builtins::register_application_commands_buttons(ctx).await?;
+    Ok(())
 }
+
+/// Send (customisable) verification introduction message in specified channel
+#[poise::command(slash_command)]
+async fn setup(
+    ctx: poise::Context<'_, Data, Error>,
+    #[description = "Channel to send verification introduction message in"]
+    #[channel_types("Text", "News")]
+    channel: serenity::GuildChannel,
+) -> Result<(), Error> {
+    let resp = format!("You selected channel: {}", channel);
+    ctx.say(resp).await?;
+    Ok(())
+}
+
+#[shuttle_runtime::main]
+async fn poise(
+    #[shuttle_secrets::Secrets] secret_store: shuttle_secrets::SecretStore,
+    // #[shuttle_shared_db::Postgres] _pool: sqlx::PgPool,
+) -> shuttle_poise::ShuttlePoise<Data, Error> {
+    Ok(poise::Framework::builder()
+        .options(poise::FrameworkOptions {
+            commands: vec![register(), setup()],
+            ..Default::default()
+        })
+        .token(
+            secret_store
+                .get("DISCORD_TOKEN")
+                .context("DISCORD_TOKEN not found")?,
+        )
+        .intents(serenity::GatewayIntents::non_privileged())
+        .setup(|_, _, _| Box::pin(async { Ok(Data {}) }))
+        .build()
+        .await
+        .map_err(shuttle_runtime::CustomError::new)?
+        .into())
+}
+
+// Links for info:
+// https://github.com/serenity-rs/poise
+// https://github.com/serenity-rs/poise/tree/current/examples
+// https://github.com/shuttle-hq/shuttle-examples/blob/main/poise/hello-world/src/main.rs
+// https://github.com/rust-community-discord/ferrisbot-for-discord/blob/main/src/main.rs#L154