lsp: Work on syncing the state with the language server.

3 files changed, 19 insertions, 6 deletions

diff --git a/helix-term/src/application.rs b/helix-term/src/application.rs
index 138f55c2..004c5c61 100644
--- a/helix-term/src/application.rs
+++ b/helix-term/src/application.rs
@@ -44,16 +44,23 @@ impl Application {
         let mut editor = Editor::new();
         let size = terminal.size()?;
 
+        let language_servers = helix_lsp::Registry::new();
+        let language_server = language_servers.get("rust", &executor).unwrap();
+
         if let Some(file) = args.values_of_t::<PathBuf>("files").unwrap().pop() {
             editor.open(file, (size.width, size.height))?;
+
+            // TODO: do this everywhere
+            editor
+                .view_mut()
+                .unwrap()
+                .doc
+                .set_language_server(Some(language_server.clone()));
         }
 
         let mut compositor = Compositor::new();
         compositor.push(Box::new(ui::EditorView::new()));
 
-        let language_servers = helix_lsp::Registry::new();
-        let language_server = language_servers.get("rust", &executor).unwrap();
-
         let mut app = Self {
             editor,
             terminal,
@@ -90,8 +97,9 @@ impl Application {
     pub async fn event_loop(&mut self) {
         let mut reader = EventStream::new();
 
+        let doc = &self.editor.view().unwrap().doc;
         self.language_server
-            .text_document_did_open(&self.editor.view().unwrap().doc)
+            .text_document_did_open(doc.url().unwrap(), doc.version, doc.text())
             .await
             .unwrap();
 
diff --git a/helix-term/src/commands.rs b/helix-term/src/commands.rs
index 862cf312..59490864 100644
--- a/helix-term/src/commands.rs
+++ b/helix-term/src/commands.rs
@@ -841,9 +841,13 @@ pub fn completion(cx: &mut Context) {
     use std::time::Duration;
 
     // TODO: blocking here is not ideal
+    let pos = helix_lsp::util::pos_to_lsp_pos(
+        &cx.view.doc.text().slice(..),
+        cx.view.doc.selection().cursor(),
+    );
     let res = smol::block_on(
         language_server
-            .completion(&cx.view.doc)
+            .completion(cx.view.doc.identifier(), pos)
             .timeout(Duration::from_secs(2)),
     )
     .expect("completion failed!")
diff --git a/helix-term/src/ui/editor.rs b/helix-term/src/ui/editor.rs
index 25221922..629cb85c 100644
--- a/helix-term/src/ui/editor.rs
+++ b/helix-term/src/ui/editor.rs
@@ -41,7 +41,8 @@ impl EditorView {
         self.render_buffer(view, area, surface, theme);
 
         // clear with background color
-        surface.set_style(viewport, theme.get("ui.background"));
+        // TODO: this seems to prevent setting style later
+        // surface.set_style(viewport, theme.get("ui.background"));
 
         let area = Rect::new(0, viewport.height - 2, viewport.width, 1);
         self.render_statusline(view, area, surface, theme);