From 4ace0a7ee4b9249e07bd0be74193fd513b6d4ca0 Mon Sep 17 00:00:00 2001
From: Yigit Sever
Date: Sat, 17 Dec 2022 17:55:27 +0300
Subject: feat(nvim): lualine show ff and enc when needed

---
 .config/nvim/lua/plugin_settings.lua | 17 +++++++++++++----
 1 file changed, 13 insertions(+), 4 deletions(-)

diff --git a/.config/nvim/lua/plugin_settings.lua b/.config/nvim/lua/plugin_settings.lua
index 55a4eae..78b0792 100644
--- a/.config/nvim/lua/plugin_settings.lua
+++ b/.config/nvim/lua/plugin_settings.lua
@@ -47,6 +47,18 @@ local conditions = {
     end
 }
 
+-- https://www.reddit.com/r/neovim/comments/u2uc4p/your_lualine_custom_features/i4muvp6/
+-- override 'encoding': don't display if encoding is utf-8.
+local encoding = function()
+    local ret, _ = (vim.bo.fenc).gsub("^utf%-8$", "")
+    return ret
+end
+
+-- fileformat: don't display if &ff is unix.
+local fileformat = function()
+    local ret, _ = vim.bo.fileformat.gsub("^unix$", "")
+    return ret
+end
 
 require'lualine'.setup {
     options = {
@@ -72,16 +84,13 @@ require'lualine'.setup {
             cond = conditions.spell_on,
         }},
         lualine_c = {'filename'},
-        lualine_x = {'encoding', 'fileformat', 'filetype'},
+        lualine_x = {encoding, fileformat, 'filetype'},
         lualine_y = {'progress'},
         lualine_z = {
             'location', {
                 'diagnostics',
                 sources = {'nvim_diagnostic'},
                 sections = {'error', 'warn', 'info', 'hint'},
-                diagnostics_color = {
-                    warn  = { fg = '#6e6a86' },
-                },
                 symbols = {error = 'e', warn = 'w', info = 'i', hint = 'h'}
             }
         }
-- 
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