add manual leaderboard showing command

src/commands.rs

@@ -1,6 +1,8 @@
 use crate::global::*;
-use poise::{serenity_prelude::CreateAttachment, reply::CreateReply};
+use poise::serenity_prelude::{ChannelId, Colour, CreateAttachment, CreateEmbed, CreateMessage, UserId};
+use poise::reply::CreateReply;
 use tokio::fs::File;
+use log::debug;
 
 type Error = Box<dyn std::error::Error + Send + Sync>;
 type Context<'a> = poise::Context<'a, SharedData, Error>;
@@ -21,7 +23,6 @@ pub async fn fact_check(ctx: Context<'_>) -> Result<(), Error> {
     Ok(())
 }
 
-
 async fn get_fact_check_image(shared_data: &SharedData) -> (File, String) {
     let root_folder = &shared_data.root_path;
 
@@ -37,3 +38,65 @@ async fn get_fact_check_image(shared_data: &SharedData) -> (File, String) {
 
     (File::open(image).await.unwrap(), image.to_string())
 }
+
+
+#[poise::command(prefix_command)]
+pub async fn get_leaderboard(ctx: Context<'_>, param: Option<String>) -> Result<(), Error> {
+    let http = ctx.http();
+    let leaderboard = ctx.data().evening_leaderboard.lock().await;
+
+    let leaderboard_top_10: String = 'top_10: {
+        if leaderboard.len() == 0 {
+            break 'top_10 "noone yet :(".to_string();
+        }
+
+        let mut sorted: Vec<(&u64, &u16)> = leaderboard.iter().collect();
+        sorted.sort_by(|a, b| b.1.cmp(a.1));
+        sorted.shrink_to(10);
+
+        let mut top_10 = String::new();
+        let mut position = 1;
+        for (id, count) in sorted {
+            let user_id = UserId::new(id.clone());
+            let user = user_id.to_user(http).await.expect("couldnt get user from id for leaderboard");
+            let username = user.global_name.unwrap();
+
+            top_10.push_str(&format!("{}. {}: {}\n", position, username, count));
+
+            position += 1;
+        }
+        top_10.remove(top_10.len() - 1);
+
+        top_10
+    };
+
+    debug!("leaderboard retrieved by command:\n{leaderboard_top_10}");
+
+    let embed = CreateEmbed::new()
+        .colour(Colour::from_rgb(255, 0, 124))
+        .title("good evening leaderboard")
+        .description(leaderboard_top_10);
+
+
+
+    if let Some(param) = param {
+        if param == "general" {
+            const GENERAL_CHANNEL_ID: u64 = 1215048710074011692;
+            let channel = ChannelId::new(GENERAL_CHANNEL_ID);
+
+            let message = CreateMessage::new()
+                .add_embed(embed);
+
+            channel.send_message(http, message).await?;
+        }
+    } else {
+        let message = CreateReply {
+            embeds: vec![embed],
+            ..Default::default()
+        };
+
+        ctx.send(message).await?;
+    }
+
+    Ok(())
+}

src/main.rs

@@ -52,7 +52,7 @@ pub async fn poise_setup(shared_data: &SharedData) -> serenity::Client {
             })
         })
         .options(poise::FrameworkOptions {
-            commands: vec![commands::fact_check()],
+            commands: vec![commands::fact_check(), commands::get_leaderboard()],
             prefix_options: poise::PrefixFrameworkOptions {
                 prefix: Some("!".into()),
                 ..Default::default()