context servers: Show configuration modal when extension is installed (#29309)

WIP

Release Notes:

- N/A

---------

Co-authored-by: Danilo Leal <67129314+danilo-leal@users.noreply.github.com>
Co-authored-by: Danilo Leal <daniloleal09@gmail.com>
Co-authored-by: Marshall Bowers <git@maxdeviant.com>
Co-authored-by: Cole Miller <m@cole-miller.net>
Co-authored-by: Antonio Scandurra <me@as-cii.com>
Co-authored-by: Oleksiy Syvokon <oleksiy.syvokon@gmail.com>

crates/extension/src/extension.rs

@@ -121,6 +121,12 @@ pub trait Extension: Send + Sync + 'static {
         project: Arc<dyn ProjectDelegate>,
     ) -> Result<Command>;
 
+    async fn context_server_configuration(
+        &self,
+        context_server_id: Arc<str>,
+        project: Arc<dyn ProjectDelegate>,
+    ) -> Result<Option<ContextServerConfiguration>>;
+
     async fn suggest_docs_packages(&self, provider: Arc<str>) -> Result<Vec<String>>;
 
     async fn index_docs(

crates/extension/src/extension_events.rs

@@ -1,5 +1,9 @@
+use std::sync::Arc;
+
 use gpui::{App, AppContext as _, Context, Entity, EventEmitter, Global};
 
+use crate::ExtensionManifest;
+
 pub fn init(cx: &mut App) {
     let extension_events = cx.new(ExtensionEvents::new);
     cx.set_global(GlobalExtensionEvents(extension_events));
@@ -31,7 +35,9 @@ impl ExtensionEvents {
 
 #[derive(Clone)]
 pub enum Event {
+    ExtensionInstalled(Arc<ExtensionManifest>),
     ExtensionsInstalledChanged,
+    ConfigureExtensionRequested(Arc<ExtensionManifest>),
 }
 
 impl EventEmitter<Event> for ExtensionEvents {}

crates/extension/src/types.rs

@@ -1,8 +1,10 @@
+mod context_server;
 mod lsp;
 mod slash_command;
 
 use std::ops::Range;
 
+pub use context_server::*;
 pub use lsp::*;
 pub use slash_command::*;
 

crates/extension/src/types/context_server.rs

@@ -0,0 +1,10 @@
+/// Configuration for a context server.
+#[derive(Debug, Clone)]
+pub struct ContextServerConfiguration {
+    /// Installation instructions for the user.
+    pub installation_instructions: String,
+    /// Default settings for the context server.
+    pub default_settings: String,
+    /// JSON schema describing server settings.
+    pub settings_schema: serde_json::Value,
+}