nvim(plugin/persistence): add support for tmux-resurrect

nvim/lua/plugins/persistence.lua

@@ -1,6 +1,25 @@
 return {
 	'folke/persistence.nvim',
-	opts = {},
+	init = function()
+		local nvim_sessions = vim.fn.stdpath 'state' .. '/sessions/'
+		local tmux_sessions = vim.fn.expand '~/.local/share/tmux/resurrect/'
+
+		local tmux_sessions_exists = vim.fn.empty(
+			vim.fn.globpath(tmux_sessions, '*')
+		) == 0
+
+		local nvim_sessions_exists = vim.fn.empty(
+			vim.fn.globpath(nvim_sessions, '*')
+		) == 0
+
+		local is_inside_tmux = vim.env.TMUX ~= nil
+
+		if nvim_sessions_exists and tmux_sessions_exists and is_inside_tmux then
+			-- Restore neovim sessions
+			vim.schedule(function() require('persistence').load() end)
+		end
+	end,
+	config = true,
 	keys = {
 		{
 			'<leader>Rs',