From 85495e7de27536de29d54392d8cede417ce0123e Mon Sep 17 00:00:00 2001
From: Anton Volnuhin <anton@volnuhin.com>
Date: Sun, 21 May 2023 20:14:47 +0300
Subject: [PATCH] switch to another undotree, expanding undo length

---
 private_dot_config/nvim/init.lua | 36 +++++++++++++++++++++++++++-----
 1 file changed, 31 insertions(+), 5 deletions(-)

diff --git a/private_dot_config/nvim/init.lua b/private_dot_config/nvim/init.lua
index dec1ebe..45598c1 100644
--- a/private_dot_config/nvim/init.lua
+++ b/private_dot_config/nvim/init.lua
@@ -7,6 +7,12 @@ vim.o.scrolloff = 3
 vim.o.sidescrolloff = 2
 vim.loader.enable()
 
+vim.o.background = "dark" -- or "light" for light mode
+vim.opt.undofile = true
+vim.opt.undolevels = 100000
+vim.opt.undoreload = 1000000
+
+-- Loading Lazy plugin manager itself
 local lazypath = vim.fn.stdpath("data") .. "/lazy/lazy.nvim"
 if not vim.loop.fs_stat(lazypath) then
 	vim.fn.system({
@@ -20,15 +26,17 @@ if not vim.loop.fs_stat(lazypath) then
 end
 vim.opt.rtp:prepend(lazypath)
 
+--Loading plugin manager and the plugins
 require("lazy").setup({
+	-- Gruvbox colorscheme
 	{ "ellisonleao/gruvbox.nvim", priority = 1000 },
+	-- Treesitter for better highlighting and moving
 	{ "nvim-treesitter/nvim-treesitter", run = ":TSUpdate" },
 	{ "nvim-telescope/telescope.nvim", tag = "0.1.1", dependencies = { "nvim-lua/plenary.nvim" } },
 	{ "ojroques/nvim-osc52" },
 	{ "nvim-tree/nvim-tree.lua" },
 	{ "jeffkreeftmeijer/vim-numbertoggle" },
 	{ "lukas-reineke/indent-blankline.nvim" },
-	{ "mbbill/undotree" },
 	{ "phaazon/hop.nvim" },
 	{ "edluffy/hologram.nvim", lazy = true },
 	{ "echasnovski/mini.nvim", version = "*" },
@@ -38,6 +46,7 @@ require("lazy").setup({
 	{ "codota/tabnine-nvim", build = "./dl_binaries.sh" },
 	{ "akinsho/toggleterm.nvim", version = "*", config = true },
 	{ "antonme/auto-session-nvim-tree" },
+	{ "jiaoshijie/undotree" },
 	{
 		"williamboman/mason.nvim",
 		build = ":MasonUpdate", -- :MasonUpdate updates registry contents
@@ -67,6 +76,25 @@ require("lazy").setup({
 { "neovim/nvim-lspconfig" },
 })
 
+require('undotree').setup({
+  float_diff = false,  -- using float window previews diff, set this `true` will disable layout option
+  layout = "left_left_bottom", -- "left_bottom", "left_left_bottom"
+  ignore_filetype = { 'undotree', 'undotreeDiff', 'qf', 'TelescopePrompt', 'spectre_panel', 'tsplayground' },
+  window = {
+    winblend = 0,
+  },
+  keymaps = {
+    ['j'] = "move_next",
+    ['k'] = "move_prev",
+    ['J'] = "move_change_next",
+    ['K'] = "move_change_prev",
+    ['<cr>'] = "action_enter",
+    ['p'] = "enter_diffbuf",
+    ['q'] = "quit",
+  },
+})
+
+vim.cmd([[colorscheme gruvbox]])
 require("nvim-lastplace").setup({
 	lastplace_ignore_buftype = { "quickfix", "nofile", "help" },
 	lastplace_ignore_filetype = { "gitcommit", "gitrebase", "svn", "hgcommit" },
@@ -151,9 +179,6 @@ local hop = require("hop")
 
 vim.keymap.set("n", "<leader>s", function() hop.hint_words() end, { remap = true })
 
-vim.o.background = "dark" -- or "light" for light mode
-vim.cmd([[colorscheme gruvbox]])
-vim.cmd([[set undofile]])
 
 local builtin = require("telescope.builtin")
 
@@ -181,7 +206,8 @@ vim.api.nvim_set_keymap("n", "<leader>e", ":NvimTreeToggle<CR>", { noremap = tru
 vim.api.nvim_set_keymap("n", "<leader>t", ":ToggleTerm<CR>", { noremap = true, silent = true })
 vim.api.nvim_set_keymap("n", "<leader>q", ":qa<CR>", { noremap = true, silent = true })
 vim.api.nvim_set_keymap("n", "<leader>w", ":w<CR>", { noremap = true, silent = true })
-vim.keymap.set("n", "<leader>u", vim.cmd.UndotreeToggle)
+-- vim.keymap.set("n", "<leader>u", vim.cmd.UndotreeToggle)
+vim.keymap.set('n', '<leader>u', require('undotree').toggle, { noremap = true, silent = true })
 
 vim.o.sessionoptions = "blank,buffers,curdir,folds,help,tabpages,winsize,winpos,terminal,localoptions"