show current validators and upcoming validators on top bar

Signed-off-by: Uncle Stretch <uncle.stretch@ghostchain.io>

Cargo.toml

@@ -2,7 +2,7 @@
 name = "ghost-eye"
 authors = ["str3tch <stretch@ghostchain.io>"]
 description = "Application for interacting with Casper/Ghost nodes that are exposing RPC only to the localhost"
-version = "0.3.83"
+version = "0.3.84"
 edition = "2021"
 homepage = "https://git.ghostchain.io/ghostchain"
 repository = "https://git.ghostchain.io/ghostchain/ghost-eye"

src/action.rs

@@ -77,7 +77,7 @@ pub enum Action {
     NewFinalizedHash(H256),
     BestBlockUpdated(u32),
     ExtrinsicsLength(u32, usize),
-    ValidatorsNumber(u32),
+    ValidatorsNumber(u32, u32),
     NominatorsNumber(u32),
     Inflation(String),
     Apy(String),

src/components/health.rs

@@ -20,7 +20,8 @@ pub struct Health {
     is_syncing: bool,
     should_have_peers: bool,
     tx_pool_length: usize,
-    validators_count: u32,
+    next_validators_count: u32,
+    current_validators_count: u32,
     nominators_count: u32,
 }
 
@@ -38,7 +39,8 @@ impl Health {
             is_syncing: true,
             should_have_peers: false,
             tx_pool_length: 0,
-            validators_count: 0,
+            next_validators_count: 0,
+            current_validators_count: 0,
             nominators_count: 0,
         }
     }
@@ -77,7 +79,10 @@ impl Component for Health {
             Action::SetNodeName(name) => self.name = name,
             Action::SetPendingExtrinsicsLength(length) => self.tx_pool_length = length,
             Action::NominatorsNumber(number) => self.nominators_count = number,
-            Action::ValidatorsNumber(number) => self.validators_count = number,
+            Action::ValidatorsNumber(current, next) => {
+                self.current_validators_count = current;
+                self.next_validators_count = next;
+            }
             _ => {}
         };
         Ok(None)
@@ -86,13 +91,14 @@ impl Component for Health {
     fn draw(&mut self, frame: &mut Frame, area: Rect) -> Result<()> {
         let [place, _] = super::layouts::header_layout(area);
 
-        let message = format!("{:^12} | tx.pool: {:^3} | peers: {:^3} | {:^9} | validators {:^4} | nominators {:^4} |", 
+        let message = format!("{:^12} | tx.pool: {:^3} | peers: {:^3} | {:^9} | validators {:^4}({}) | nominators {:^4} |",
             self.name_as_string(),
             self.tx_pool_length,
             self.peers_as_string(),
             self.is_syncing_as_string(),
-            self.validators_count + 1,
+            self.current_validators_count,
-            self.nominators_count + 1);
+            self.next_validators_count,
+            self.nominators_count);
 
         let span = Span::styled(message, Style::new().dim());
         let paragraph = Paragraph::new(span).left_aligned();

src/network/predefined_calls.rs

@@ -158,10 +158,14 @@ pub async fn get_validators_number(
     action_tx: &UnboundedSender<Action>,
     api: &OnlineClient<CasperConfig>,
 ) -> Result<()> {
-    let counter_for_validators = super::raw_calls::staking::counter_for_validators(api, None)
+    let next_validators_count = super::raw_calls::staking::counter_for_validators(api, None)
         .await?
         .unwrap_or_default();
-    action_tx.send(Action::ValidatorsNumber(counter_for_validators))?;
+    let current_validators_count = super::raw_calls::session::validators(api, None)
+        .await?
+        .map(|validators| validators.len() as u32)
+        .unwrap_or_default();
+    action_tx.send(Action::ValidatorsNumber(current_validators_count, next_validators_count))?;
     Ok(())
 }