chore: refactor the compose modal (#156)

* .

* update

* clean up

crates/common/src/event.rs

@@ -45,3 +45,39 @@ impl EventUtils for Event {
         a == b
     }
 }
+
+impl EventUtils for UnsignedEvent {
+    fn uniq_id(&self) -> u64 {
+        let mut hasher = DefaultHasher::new();
+        let mut pubkeys: Vec<PublicKey> = vec![];
+
+        // Add all public keys from event
+        pubkeys.push(self.pubkey);
+        pubkeys.extend(self.tags.public_keys().collect::<Vec<_>>());
+
+        // Generate unique hash
+        pubkeys
+            .into_iter()
+            .unique()
+            .sorted()
+            .collect::<Vec<_>>()
+            .hash(&mut hasher);
+
+        hasher.finish()
+    }
+
+    fn all_pubkeys(&self) -> Vec<PublicKey> {
+        let mut public_keys: Vec<PublicKey> = self.tags.public_keys().copied().collect();
+        public_keys.push(self.pubkey);
+
+        public_keys
+    }
+
+    fn compare_pubkeys(&self, other: &[PublicKey]) -> bool {
+        let pubkeys = self.all_pubkeys();
+        let a: HashSet<_> = pubkeys.iter().collect();
+        let b: HashSet<_> = other.iter().collect();
+
+        a == b
+    }
+}