From 26afec87c81c5731aa116333f5c5e1b75cb8b091 Mon Sep 17 00:00:00 2001
From: Joshua Wood <josh.nz@gmail.com>
Date: Tue, 9 Jul 2024 19:04:40 +1200
Subject: [PATCH] feat!: stop lsp clients plugin (#70)

The plugin `delete_buffers` now won't stop lsp clients, there is separate `stop_lsp_clients` plugin. Users that had `delete_buffers` set to true and want to keep the previous behavior should also set `stop_lsp_clients` to true.
---
 README.md                                   |  1 +
 doc/possession.txt                          |  4 ++++
 lua/possession/config.lua                   |  1 +
 lua/possession/plugins/init.lua             |  1 +
 lua/possession/plugins/stop_lsp_clients.lua | 10 ++++++++++
 lua/possession/session.lua                  |  1 +
 lua/possession/utils.lua                    |  8 +++++---
 7 files changed, 23 insertions(+), 3 deletions(-)
 create mode 100644 lua/possession/plugins/stop_lsp_clients.lua

diff --git a/README.md b/README.md
index 6c627b3..d5ac1ff 100644
--- a/README.md
+++ b/README.md
@@ -123,6 +123,7 @@ require('possession').setup {
         dapui = true,
         neotest = true,
         delete_buffers = false,
+        stop_lsp_clients = false,
     },
     telescope = {
         previewer = {
diff --git a/doc/possession.txt b/doc/possession.txt
index 926f745..9688bfc 100644
--- a/doc/possession.txt
+++ b/doc/possession.txt
@@ -307,6 +307,10 @@ Closes and restores dapui view in a tab.
 
 Closes and restores the summary window.
 
+                                                 *possession-stop-lsp-clients*
+
+Stops all attached language server protocol clients.
+
                                                         *possession-telescope*
 
 telescope~
diff --git a/lua/possession/config.lua b/lua/possession/config.lua
index 17a2b48..8920c55 100644
--- a/lua/possession/config.lua
+++ b/lua/possession/config.lua
@@ -69,6 +69,7 @@ local function defaults()
             dapui = true,
             neotest = true,
             delete_buffers = false,
+            stop_lsp_clients = false,
         },
         telescope = {
             previewer = {
diff --git a/lua/possession/plugins/init.lua b/lua/possession/plugins/init.lua
index ca87a10..3671234 100644
--- a/lua/possession/plugins/init.lua
+++ b/lua/possession/plugins/init.lua
@@ -15,6 +15,7 @@ local plugins = {
     'dapui',
     'dap',
     'delete_buffers',
+    'stop_lsp_clients',
 }
 
 local function req(plugin)
diff --git a/lua/possession/plugins/stop_lsp_clients.lua b/lua/possession/plugins/stop_lsp_clients.lua
new file mode 100644
index 0000000..1cdf3f4
--- /dev/null
+++ b/lua/possession/plugins/stop_lsp_clients.lua
@@ -0,0 +1,10 @@
+local M = {}
+
+local utils = require('possession.utils')
+
+function M.before_load(_, _, plugin_data)
+    utils.stop_lsp_clients()
+    return plugin_data
+end
+
+return M
diff --git a/lua/possession/session.lua b/lua/possession/session.lua
index 2bfd288..3f1d407 100644
--- a/lua/possession/session.lua
+++ b/lua/possession/session.lua
@@ -291,6 +291,7 @@ function M.close(force)
     end
 
     utils.delete_all_buffers(force)
+    utils.stop_lsp_clients()
     state.session_name = nil
 end
 
diff --git a/lua/possession/utils.lua b/lua/possession/utils.lua
index b905e0d..5572c18 100644
--- a/lua/possession/utils.lua
+++ b/lua/possession/utils.lua
@@ -214,12 +214,15 @@ local function lsp_get_clients(filter)
     end
 end
 
+--- Stops all attached LSP clients
+function M.stop_lsp_clients()
+    vim.lsp.stop_client(lsp_get_clients())
+end
+
 --- Delete all open buffers, avoiding potential errors
 ---@param force? boolean delete buffers with unsaved changes
 function M.delete_all_buffers(force)
     -- Deleting the current buffer before deleting other buffers will cause autocmd "BufEnter" to be triggered.
-    -- Lspconfig will use the invalid buffer handler in vim.schedule.
-    -- So make sure the current buffer is the last loaded one to delete.
     local current_buffer = vim.api.nvim_get_current_buf()
     for _, buffer in ipairs(vim.api.nvim_list_bufs()) do
         if vim.api.nvim_buf_is_valid(buffer) and current_buffer ~= buffer then
@@ -227,7 +230,6 @@ function M.delete_all_buffers(force)
         end
     end
     vim.api.nvim_buf_delete(current_buffer, { force = force })
-    vim.lsp.stop_client(lsp_get_clients())
 end
 
 ---@param mod string