From 20e7a895fad4dfb3b7b25fe014112fa64a4e4852 Mon Sep 17 00:00:00 2001
From: Kim Gert Nielsen <kn@insecurity.dk>
Date: Sun, 9 Feb 2025 12:01:01 +0100
Subject: [PATCH] refactor(term): make buildin term use a % of screen

---
 README.md                 |  2 +-
 lua/greyjoy/config.lua    |  2 +-
 lua/greyjoy/terminals.lua | 45 ++++++++++++++++++++++++++++-----------
 3 files changed, 34 insertions(+), 15 deletions(-)

diff --git a/README.md b/README.md
index f894fb2..9672e4e 100644
--- a/README.md
+++ b/README.md
@@ -106,7 +106,7 @@ So in the above example its possible to run the generic and makefile plugin by r
       size = nil,
     },
     term = {
-      height = 5,
+      width_pct = 0.2, -- 20% of screen
     },
     telescope = {
         keys = {
diff --git a/lua/greyjoy/config.lua b/lua/greyjoy/config.lua
index 2a87d4c..fa57b95 100644
--- a/lua/greyjoy/config.lua
+++ b/lua/greyjoy/config.lua
@@ -16,7 +16,7 @@ local defaults = {
             size = nil,
         },
         term = {
-            height = 5,
+            width_pct = 0.2,
         },
         telescope = {
             keys = {
diff --git a/lua/greyjoy/terminals.lua b/lua/greyjoy/terminals.lua
index 979becb..7d2858d 100644
--- a/lua/greyjoy/terminals.lua
+++ b/lua/greyjoy/terminals.lua
@@ -1,24 +1,45 @@
 local M = {}
 
 M.term = function(command, config)
-    local height = config.ui.term.height
+    local total_lines = vim.o.lines
+    local total_cols = vim.o.columns
+    local widthpct = config.ui.term.width_pct or 0.2 -- default to 20% of screen width
 
-    local curwin = vim.api.nvim_get_current_win()
-    local curbuf = vim.api.nvim_win_get_buf(curwin)
+    local width = math.floor(total_cols * widthpct)
+
+    local current_win = vim.api.nvim_get_current_win()
+    local win_width = vim.api.nvim_win_get_width(current_win)
 
     if vim.g["greyjoytermid"] == nil then
-        vim.cmd.vnew()
-        vim.cmd.term()
+        vim.api.nvim_win_set_width(current_win, win_width - width)
+
+        local buf = vim.api.nvim_create_buf(false, true)
+
+        local win = vim.api.nvim_open_win(buf, true, {
+            relative = "editor",
+            width = width,
+            height = total_lines,
+            row = 0,
+            col = total_cols - width,
+            style = "minimal",
+            border = "none",
+        })
 
-        vim.fn.jobpid(vim.o.channel)
+        -- Move it to the bottom
         vim.cmd.wincmd("J")
+        vim.cmd.term()
+        vim.fn.jobpid(vim.o.channel)
 
-        local termwin = vim.api.nvim_get_current_win()
-        vim.api.nvim_win_set_height(0, height)
+        -- if someone defined the hight we use it
+        if config.ui.term.height then
+            vim.api.nvim_win_set_height(0, config.ui.term.height)
+        end
 
-        vim.g["greyjoytermid"] = termwin
+        vim.g["greyjoytermid"] = win
         vim.g["greyjoychanid"] = vim.bo.channel
-        vim.g["greyjoybufid"] = vim.api.nvim_get_current_buf()
+        vim.g["greyjoybufid"] = buf
+        vim.bo[buf].buflisted = false
+        vim.bo[buf].bufhidden = "hide"
 
         vim.api.nvim_create_autocmd({ "WinClosed", "TermClose" }, {
             callback = function(ev)
@@ -44,9 +65,7 @@ M.term = function(command, config)
 
     vim.fn.chansend(vim.g["greyjoychanid"], { commandstr })
 
-    -- restore window/buf
-    vim.api.nvim_set_current_win(curwin)
-    vim.fn.bufload(curbuf)
+    vim.api.nvim_set_current_win(current_win)
 end
 
 M.toggleterm = function(command, config)