Add !pfp command

src/main.rs

@@ -55,7 +55,7 @@ impl EventHandler for Handler {
 #[group]
 #[commands(
     init, ping, halt, servers, host, status, ship, bottom_rng, headpat, uwu, gayculator, sausage,
-    help, embed, define, owo, info, echo, desc, pinned, brainfuck
+    help, embed, define, owo, info, echo, desc, pinned, brainfuck, pfp
 )]
 struct General;
 
@@ -613,6 +613,7 @@ fn help(ctx: &mut Context, message: &Message) -> CommandResult {
                         "Display channel's Nth pinned message. Channel name is optional",
                         true,
                     ),
+                    ("owo!pfp ``@username``", "Post user's profile picture", true),
                     ("owo!brainfuck ``input``", "Execute input code", true),
                     ("owo!ship ``[names]``", "*Shipping intensifies*", true),
                     ("owo!headpat ``name``", "Headpat someone", true),
@@ -689,6 +690,30 @@ fn define(ctx: &mut Context, message: &Message, args: Args) -> CommandResult {
     Ok(())
 }
 
+#[command]
+fn pfp(ctx: &mut Context, message: &Message) -> CommandResult {
+    // Get username from first mention, otherwise use input text
+    let user = match message.mentions.len() {
+        0 => return Err(CommandError("Please specify a username!".to_string())),
+        _ => &message.mentions[0],
+    };
+
+    let pfp = match user.avatar_url() {
+        Some(v) => v,
+        None => return Err(CommandError("The user does not have an avatar".to_string())),
+    };
+
+    let _ = message.channel_id.send_message(&ctx.http, |m| {
+        m.embed(|e| {
+            e.title(format!("{}'s profile picture", user.name))
+                .image(pfp)
+                .color(0xffd1dc)
+        })
+    });
+
+    Ok(())
+}
+
 // Text owoification
 #[command]
 fn owo(ctx: &mut Context, message: &Message, args: Args) -> CommandResult {