feat: add message reactions + interactions object

crates/quark/src/impl/generic/media/emoji.rs

@@ -1,9 +1,21 @@
+use std::{collections::HashSet, str::FromStr};
+
+use ulid::Ulid;
+
 use crate::{
     events::client::EventV1,
     models::{emoji::EmojiParent, Emoji},
     Database, Result,
 };
 
+lazy_static! {
+    /// Permissible emojis
+    static ref PERMISSIBLE_EMOJIS: HashSet<String> = include_str!(crate::asset!("emojis.txt"))
+        .split('\n')
+        .map(|x| x.into())
+        .collect();
+}
+
 impl Emoji {
     /// Get parent id
     fn parent(&self) -> &str {
@@ -33,4 +45,14 @@ impl Emoji {
 
         db.detach_emoji(&self).await
     }
+
+    /// Check whether we can use a given emoji
+    pub async fn can_use(db: &Database, emoji: &str) -> Result<bool> {
+        if Ulid::from_str(emoji).is_ok() {
+            db.fetch_emoji(emoji).await?;
+            Ok(true)
+        } else {
+            Ok(PERMISSIBLE_EMOJIS.contains(emoji))
+        }
+    }
 }