Get last possible Msg id

src/euph/api/types.rs

@@ -284,6 +284,11 @@ pub struct SessionView {
 #[derive(Debug, Clone, Copy, Hash, PartialEq, Eq, PartialOrd, Ord)]
 pub struct Snowflake(pub u64);
 
+impl Snowflake {
+    pub const MIN: Self = Snowflake(u64::MIN);
+    pub const MAX: Self = Snowflake(u64::MAX);
+}
+
 impl Serialize for Snowflake {
     fn serialize<S: ser::Serializer>(&self, serializer: S) -> Result<S::Ok, S::Error> {
         // Convert u64 to base36 string

src/logger.rs

@@ -49,6 +49,10 @@ impl Msg for LogMsg {
     fn content(&self) -> Styled {
         Styled::new(&self.content)
     }
+
+    fn last_possible_id() -> Self::Id {
+        Self::Id::MAX
+    }
 }
 
 #[derive(Debug, Clone)]

src/store.rs

@@ -14,6 +14,8 @@ pub trait Msg {
     fn time(&self) -> DateTime<Utc>;
     fn nick(&self) -> Styled;
     fn content(&self) -> Styled;
+
+    fn last_possible_id() -> Self::Id;
 }
 
 #[derive(PartialEq, Eq, PartialOrd, Ord)]

src/vault/euph.rs

@@ -70,6 +70,10 @@ impl Msg for EuphMsg {
     fn content(&self) -> Styled {
         self.content.trim().into()
     }
+
+    fn last_possible_id() -> Self::Id {
+        Snowflake::MAX
+    }
 }
 
 impl From<EuphRequest> for Request {