added way too many features for a single commit. Who cares though?

src/cmds.rs

@@ -1,11 +1,95 @@
 use crate::{Context, Error};
 
+use poise::{serenity_prelude::{Color, CreateEmbed, OnlineStatus, Timestamp}, CreateReply};
+
+
 #[poise::command(slash_command, prefix_command)]
 pub async fn ping(
   ctx: Context<'_>,
-  #[description = "The text to echo back"] text: String,
+  #[description = "The text to echo back"] text: Option<String>,
 ) -> Result<(), Error>
 {
-  ctx.reply(text).await?;
-  Ok(())
+  let t = text.unwrap_or_else(|| "Pong".to_string());
+
+  let r = CreateReply {
+    content: Some(t),
+    ephemeral: Some(true),
+    ..Default::default()
+  };
+
+  ctx.send(r).await?;
+
+  return Ok(());
+}
+
+
+#[poise::command(slash_command, prefix_command, default_member_permissions = "ADMINISTRATOR")]
+pub async fn stop(
+  ctx: Context<'_>,
+  #[description = "Type \"i want to stop the bot now\" to confirm"] confirmation: Option<String>,
+) -> Result<(), Error>
+{
+  let dev_enabled = ctx.data().dev;
+  let should_stop = dev_enabled
+    || confirmation.unwrap_or_else(|| "".to_string()).to_lowercase() == "i want to stop the bot now";
+
+  let r_success = CreateReply {
+    content: Some("Shutting down...".to_string()),
+    ephemeral: Some(true),
+    ..Default::default()
+  };
+
+  let r_fail = CreateReply {
+    content: Some("Failed to shut down.".to_string()),
+    ephemeral: Some(true),
+    ..Default::default()
+  };
+
+  if should_stop {
+    ctx.send(r_success).await?;
+    ctx.serenity_context().set_presence(None, OnlineStatus::Invisible);
+    ctx.framework().shard_manager.shutdown_all().await;
+  }
+  else {
+    ctx.send(r_fail).await?;
+  }
+
+  return Ok(());
+}
+
+
+fn none_to_empty(string: Option<String>) -> String {
+  return string.unwrap_or_else(|| "".to_string());
+}
+
+
+#[poise::command(
+  slash_command,
+  prefix_command,
+  default_member_permissions = "ADMINISTRATOR"
+)]
+pub async fn embed(
+  ctx: Context<'_>,
+  #[description = "Title of embed."] title: Option<String>,
+  #[description = "Body text of embed."] description: String,
+  #[description = "Color of side strip."] color: Option<u32>,
+  #[description = "A URL the title is bound to."] url: Option<String>,
+  #[description = "Timestamp at bottom (best to leave empty)."] timestamp: Option<Timestamp>,
+) -> Result<(), Error> 
+{
+  let embed = CreateEmbed::new()
+    .title      (none_to_empty(title))
+    .description(description)
+    .colour     (Color::new(color.unwrap_or_else(|| 5793266)))
+    .url        (none_to_empty(url))
+    .timestamp  (timestamp.unwrap_or_else(|| Timestamp::now()));
+
+  let r = CreateReply {
+    embeds: vec![embed],
+    ..Default::default()
+  };
+
+  ctx.send(r).await?;
+
+  return Ok(());
 }