From a6123a6dd5ee3f7e63077cf72a40a1085cebada1 Mon Sep 17 00:00:00 2001
From: HampusM <hampus@hampusmat.com>
Date: Thu, 30 May 2024 19:15:41 +0200
Subject: make terminal resizing more robust

---
 lua/config.lua        |  1 -
 lua/functions.lua     | 21 +++++++++++----------
 lua/maps/terminal.lua |  4 ++--
 3 files changed, 13 insertions(+), 13 deletions(-)

diff --git a/lua/config.lua b/lua/config.lua
index a6de657..919d711 100644
--- a/lua/config.lua
+++ b/lua/config.lua
@@ -62,7 +62,6 @@ vim.g.nerdtree_tabs_open_on_console_startup = 1
 vim.g.NERDTreeWinSize = 40
 
 -- Custom globals
-vim.g.is_term_open = 0
 vim.g.terminal_height = 12
 vim.g.term_buf = 0
 vim.g.term_win = 0
diff --git a/lua/functions.lua b/lua/functions.lua
index 12eca3a..1f088a8 100644
--- a/lua/functions.lua
+++ b/lua/functions.lua
@@ -12,6 +12,14 @@ function table.filter(list, predicate)
 	return filtered_list
 end
 
+local function set_terminal_height(height)
+	if not vim.api.nvim_win_is_valid(vim.g.term_win) then
+		return
+	end
+
+	vim.api.nvim_win_set_height(vim.g.term_win, height)
+end
+
 function _G.check_back_space()
 	local col = vim.api.nvim_win_get_cursor(0)[2]
 
@@ -32,14 +40,13 @@ function _G.show_documentation()
 	end
 end
 
-function _G.toggle_terminal(height)
+function _G.toggle_terminal()
     if vim.fn.win_gotoid(vim.g.term_win) == 1 then
-        vim.g.is_term_open = 0
 		vim.cmd("quit!")
     else
         vim.cmd("botright new")
 
-        vim.cmd("resize " .. height)
+		vim.api.nvim_win_set_height(vim.fn.win_getid(), vim.g.terminal_height)
 
         if not pcall(function() vim.cmd("buffer " .. vim.g.term_buf) end) then
             vim.fn.termopen(vim.env.SHELL, {detach=0})
@@ -54,7 +61,6 @@ function _G.toggle_terminal(height)
         vim.cmd("startinsert!")
 
         vim.g.term_win = vim.fn.win_getid()
-        vim.g.is_term_open = 1
 
         if vim.fn.exists("g:NERDTree") and vim.api.nvim_eval("g:NERDTree.IsOpen()") then
             vim.cmd("NERDTreeFocus")
@@ -114,11 +120,6 @@ function _G.close_current_buffer()
 
 	vim.api.nvim_buf_delete(current_buf_nr, { force = true })
 
-	-- Resize terminal
-	if vim.g.is_term_open == 1 then
-		vim.cmd("wincmd j")
-		vim.cmd("resize " .. vim.g.terminal_height)
-		vim.cmd("wincmd k")
-	end
+	set_terminal_height(vim.g.terminal_height)
 end
 
diff --git a/lua/maps/terminal.lua b/lua/maps/terminal.lua
index c3dc804..a1cde60 100644
--- a/lua/maps/terminal.lua
+++ b/lua/maps/terminal.lua
@@ -1,14 +1,14 @@
 vim.api.nvim_set_keymap(
 	"n",
 	"<leader>t",
-	":lua toggle_terminal(vim.g.terminal_height)<CR>",
+	":lua toggle_terminal()<CR>",
 	{silent = true, noremap = true}
 )
 
 vim.api.nvim_set_keymap(
 	"t",
 	"<leader>t",
-	"<C-\\><C-n>:lua toggle_terminal(vim.g.terminal_height)<CR>",
+	"<C-\\><C-n>:lua toggle_terminal()<CR>",
 	{silent = true, noremap = true}
 )
 
-- 
cgit v1.2.3-18-g5258