From 50fc25b88fb28829ec7f5e5a4d4b458fca21a550 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Micha=C5=82=20Modzelewski?=
 <mr-majkel@users.noreply.github.com>
Date: Wed, 22 Mar 2023 08:28:19 +0100
Subject: [PATCH] Look for externally started LCP server (#105)

---
 lua/zk/lsp.lua | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/lua/zk/lsp.lua b/lua/zk/lsp.lua
index 9da89c7..1004226 100644
--- a/lua/zk/lsp.lua
+++ b/lua/zk/lsp.lua
@@ -4,8 +4,34 @@ local client_id = nil
 
 local M = {}
 
+---Tries to find a client by name
+function M.external_client()
+  local client_name = config.options.lsp.config.name
+  if not client_name then
+    client_name = "zk"
+  end
+
+  local active_clients = vim.lsp.get_active_clients({name=client_name})
+
+  if active_clients == {} then
+    return nil
+  end
+
+  -- return first lsp server that is actually in use
+  for _,v in ipairs(active_clients) do
+      if v.attached_buffers ~= {} then
+        return v.id
+      end
+    end
+end
+
+
 ---Starts an LSP client if necessary
 function M.start()
+  if not client_id then
+    client_id = M.external_client()
+  end
+
   if not client_id then
     client_id = vim.lsp.start_client(config.options.lsp.config)
   end