feat: display manga count on status

src/commands/status.rs

@@ -3,14 +3,20 @@ use std::time::UNIX_EPOCH;
 use crate::{
     commands::get_bot_avatar,
     constants::{version::get_version, POISE_VERSION, STARTUP_TIME},
+    models::prelude::Manga,
     Context, Error,
 };
 use poise::serenity_prelude as serenity;
+use sea_orm::{EntityTrait, PaginatorTrait};
 
 /// get the bot's status.
 #[poise::command(prefix_command)]
 #[tracing::instrument(skip_all)]
 pub async fn status(ctx: Context<'_>) -> Result<(), Error> {
+    let count = Manga::find().count(&ctx.data().db).await.inspect_err(
+        |e| tracing::error!(err = ?e, "an error occurred when fetching manga from database"),
+    )?;
+
     ctx.send(poise::CreateReply::default().embed(
         serenity::CreateEmbed::new()
         .field(
@@ -21,6 +27,7 @@ pub async fn status(ctx: Context<'_>) -> Result<(), Error> {
         .field("version", get_version(), false)
         .field("rust", format!("[{0}](https://releases.rs/docs/{0})", rustc_version_runtime::version().to_string()), true)
         .field("poise", format!("[{0}](https://docs.rs/crate/poise/{0})", POISE_VERSION), true)
+        .field("manga titles tracked", format!("{}", count), true)
         .field("uptime", format!("<t:{}:R>", STARTUP_TIME.duration_since(UNIX_EPOCH).unwrap().as_secs()), true)
         .thumbnail(get_bot_avatar(ctx))
     ))