Propagate plugin alias config changes to plugins (#4698)

* propagate plugin alias config changes to plugins

* rustfmt

* add pr

2 files changed, 35 insertions, 0 deletions

diff --git a/zellij-utils/src/plugin_api/event.proto b/zellij-utils/src/plugin_api/event.proto
index ff79d144..5daf3ecd 100644
--- a/zellij-utils/src/plugin_api/event.proto
+++ b/zellij-utils/src/plugin_api/event.proto
@@ -63,6 +63,7 @@ enum EventType {
     ActionComplete = 38;
     CwdChanged = 39;
     AvailableLayoutInfo = 40;
+    PluginConfigurationChanged = 41;
 }
 
 message EventNameList {
@@ -105,6 +106,7 @@ message Event {
     ActionCompletePayload action_complete_payload = 32;
     CwdChangedPayload cwd_changed_payload = 33;
     AvailableLayoutInfoPayload available_layout_info_payload = 34;
+    PluginConfigurationChangedPayload plugin_configuration_changed_payload = 35;
   }
 }
 
@@ -506,3 +508,7 @@ message ActionCompletePayload {
   repeated ContextItem context = 3;
 }
 
+message PluginConfigurationChangedPayload {
+  repeated ContextItem configuration = 1;
+}
+
diff --git a/zellij-utils/src/plugin_api/event.rs b/zellij-utils/src/plugin_api/event.rs
index 0fc31448..431e5e0f 100644
--- a/zellij-utils/src/plugin_api/event.rs
+++ b/zellij-utils/src/plugin_api/event.rs
@@ -20,6 +20,7 @@ pub use super::generated_api::api::{
         PaneManifest as ProtobufPaneManifest, PaneMetadata as ProtobufPaneMetadata,
         PaneRenderReportPayload as ProtobufPaneRenderReportPayload,
         PaneScrollbackResponse as ProtobufPaneScrollbackResponse, PaneType as ProtobufPaneType,
+        PluginConfigurationChangedPayload as ProtobufPluginConfigurationChangedPayload,
         PluginInfo as ProtobufPluginInfo, ResurrectableSession as ProtobufResurrectableSession,
         SelectedText as ProtobufSelectedText, SessionManifest as ProtobufSessionManifest,
         SyntaxError as ProtobufSyntaxError, TabInfo as ProtobufTabInfo,
@@ -488,6 +489,17 @@ impl TryFrom<ProtobufEvent> for Event {
                 },
                 _ => Err("Malformed payload for the AvailableLayoutInfo Event"),
             },
+            Some(ProtobufEventType::PluginConfigurationChanged) => match protobuf_event.payload {
+                Some(ProtobufEventPayload::PluginConfigurationChangedPayload(payload)) => {
+                    let configuration = payload
+                        .configuration
+                        .into_iter()
+                        .map(|item| (item.name, item.value))
+                        .collect();
+                    Ok(Event::PluginConfigurationChanged(configuration))
+                },
+                _ => Err("Malformed payload for PluginConfigurationChanged Event"),
+            },
             None => Err("Unknown Protobuf Event"),
         }
     }
@@ -964,6 +976,21 @@ impl TryFrom<Event> for ProtobufEvent {
                     )),
                 })
             },
+            Event::PluginConfigurationChanged(configuration) => {
+                let configuration_items: Vec<ProtobufContextItem> = configuration
+                    .into_iter()
+                    .map(|(name, value)| ProtobufContextItem { name, value })
+                    .collect();
+
+                let payload = ProtobufPluginConfigurationChangedPayload {
+                    configuration: configuration_items,
+                };
+
+                Ok(ProtobufEvent {
+                    name: ProtobufEventType::PluginConfigurationChanged as i32,
+                    payload: Some(event::Payload::PluginConfigurationChangedPayload(payload)),
+                })
+            },
         }
     }
 }
@@ -1865,6 +1892,7 @@ impl TryFrom<ProtobufEventType> for EventType {
             ProtobufEventType::ActionComplete => EventType::ActionComplete,
             ProtobufEventType::CwdChanged => EventType::CwdChanged,
             ProtobufEventType::AvailableLayoutInfo => EventType::AvailableLayoutInfo,
+            ProtobufEventType::PluginConfigurationChanged => EventType::PluginConfigurationChanged,
         })
     }
 }
@@ -1913,6 +1941,7 @@ impl TryFrom<EventType> for ProtobufEventType {
             EventType::ActionComplete => ProtobufEventType::ActionComplete,
             EventType::CwdChanged => ProtobufEventType::CwdChanged,
             EventType::AvailableLayoutInfo => ProtobufEventType::AvailableLayoutInfo,
+            EventType::PluginConfigurationChanged => ProtobufEventType::PluginConfigurationChanged,
         })
     }
 }