Improve hiding/showing statusline via config

lua/utils.lua

@@ -181,6 +181,28 @@ M.file = function(mode, filepath, content)
    return data
 end
 
+-- hide statusline
+-- tables fetched from load_config function
+M.hide_statusline = function(values)
+   local hidden = require("utils").load_config().ui.statusline.hidden
+   local shown = require("utils").load_config().ui.statusline.shown
+   local api = vim.api
+   local buftype = api.nvim_buf_get_option("%", "ft")
+
+   -- shown table from config has the highest priority
+   if vim.tbl_contains(shown, buftype) then
+      api.nvim_set_option("laststatus", 2)
+      return
+   end
+
+   if vim.tbl_contains(hidden, buftype) then
+      api.nvim_set_option("laststatus", 0)
+      return
+   else
+      api.nvim_set_option("laststatus", 2)
+   end
+end
+
 -- return a table of available themes
 M.list_themes = function(return_type)
    local themes = {}