large refactor: reorganize code

src/commands/dox.rs

@@ -0,0 +1,73 @@
+use crate::common::{Context, Error};
+
+use poise::serenity_prelude as serenity;
+use serenity::Colour;
+
+fn get_dox_output(ctx: &mut Context<'_>,
+                  user: &serenity::User,
+                  member: Option<&serenity::Member>,
+                  show_permissions: bool) -> String {
+    let mut output = String::new();
+
+    if user.bot {
+        output.push_str("This user is a bot.\n");
+    }
+
+    output.push_str(&format!("**User ID**: {}\n", user.id));
+
+    if let Some(locale) = &user.locale {
+        output.push_str(&format!("**Locale**: {locale}\n"));
+    }
+
+    if let Some(verified) = &user.verified {
+        output.push_str(&format!("**Verified**: {verified}\n"));
+    }
+
+    output.push_str(&format!("**Account Created**: {}\n", user.created_at()));
+
+    if let Some(Some(join_date)) = member.as_ref().map(|m| m.joined_at) {
+        output.push_str(&format!("**Joined this Server at**: {join_date}\n"));
+    }
+
+    if let Some(Some(premium_since)) = member.as_ref().map(|m| m.premium_since) {
+        output.push_str(
+            &format!("**Boosting this Server**: Yes\n**Boosting since**: {premium_since}\n"));
+    }
+
+    if let Some(Ok(permissions)) = member.map(|m| m.permissions(ctx)).filter(|_| show_permissions) {
+        output.push_str(&format!("**Permissions**: {}\n",
+                                 permissions.get_permission_names().join(", ")))
+    }
+
+    output
+}
+
+/// Display information about a given user
+#[poise::command(slash_command, prefix_command)]
+pub async fn dox(mut ctx: Context<'_>,
+                 #[description = "The user to display information of"]
+                 user: serenity::User,
+                 #[rename = "permissions"]
+                 #[description = "Rather or not to show the user's permissions"]
+                 show_permissions: Option<bool>) -> Result<(), Error>
+{
+    let user = ctx.http().get_user(user.id).await?;
+    let member = if let Some(guild) = ctx.guild_id() {
+        guild.member(ctx.http(), user.id).await.ok()
+    } else {
+        None
+    };
+
+    let embed = serenity::CreateEmbed::default()
+        .title(format!("Information about {}", user.name))
+        .description(get_dox_output(
+            &mut ctx, &user, member.as_ref(), show_permissions.unwrap_or(false)))
+        .colour(member.map(|m| m.colour(ctx.cache()))
+            .unwrap_or(None)
+            .unwrap_or(user.accent_colour.unwrap_or(Colour::from_rgb(255, 255, 255))))
+        .image(user.face());
+
+    ctx.send(poise::CreateReply::default().embed(embed)).await?;
+
+    Ok(())
+}