From 6bbd9321385e3a4aa7779c4447448ecb77037705 Mon Sep 17 00:00:00 2001
From: D4VID <d4vid@d4vid.xyz>
Date: Fri, 15 Dec 2023 13:50:27 +0100
Subject: [PATCH] setup lualine and useful vim functions

---
 lvim/.config/lvim/config.lua | 19 ++++++-
 lvim/.config/lvim/user.vim   | 98 ++++++++++++++++++++++++++++++++++++
 2 files changed, 116 insertions(+), 1 deletion(-)
 create mode 100644 lvim/.config/lvim/user.vim

diff --git a/lvim/.config/lvim/config.lua b/lvim/.config/lvim/config.lua
index 423072b..bdb0615 100644
--- a/lvim/.config/lvim/config.lua
+++ b/lvim/.config/lvim/config.lua
@@ -12,10 +12,27 @@ vim.opt.ignorecase = true
 vim.opt.smartcase = true
 vim.opt.mouse = ""
 vim.opt.clipboard = ""
+vim.opt.showcmd = true
 
 
+-- Setup Lualine statusline
+local components = require "lvim.core.lualine.components"
+lvim.builtin.lualine.sections.lualine_a = { "mode", }
+lvim.builtin.lualine.sections.lualine_b = { components.branch, }
+lvim.builtin.lualine.sections.lualine_c = { components.diff, components.python_env, components.filename, }
+lvim.builtin.lualine.sections.lualine_x = { components.diagnostics, components.lsp, components.filetype, }
+lvim.builtin.lualine.sections.lualine_y = { components.location, }
+lvim.builtin.lualine.sections.lualine_z = { components.progress, }
+
+
+-- Setup useful functions
+vim.cmd('source ~/.config/lvim/user.vim')
+
+
+-- Add extra plugins
 lvim.plugins = {
-  { "octol/vim-cpp-enhanced-highlight" }
+  { "octol/vim-cpp-enhanced-highlight" },
+  { "zhimsel/vim-stay" }
 }
 
 
diff --git a/lvim/.config/lvim/user.vim b/lvim/.config/lvim/user.vim
new file mode 100644
index 0000000..9b50b4c
--- /dev/null
+++ b/lvim/.config/lvim/user.vim
@@ -0,0 +1,98 @@
+
+
+" Shebang line:
+function! Hashbang(portable, permission, RemExt)
+    let shells = {
+        \    'awk': "awk",
+        \     'sh': "bash",
+        \     'hs': "runhaskell",
+        \     'jl': "julia",
+        \    'lua': "lua",
+        \    'mak': "make",
+        \     'js': "node",
+        \      'm': "octave",
+        \     'pl': "perl",
+        \    'php': "php",
+        \     'py': "python3",
+        \      'r': "Rscript",
+        \     'rb': "ruby",
+        \  'scala': "scala",
+        \    'tcl': "tclsh",
+        \     'tk': "wish"
+        \    }
+
+    let extension = expand("%:e")
+    if has_key(shells,extension)
+        let fileshell = shells[extension]
+
+        if a:portable
+            let line =  "#!/usr/bin/env " . fileshell
+        else
+            let line = "#!" . system("which " . fileshell)
+        endif
+
+        0put = line
+
+        if a:permission
+            :autocmd BufWritePost * :autocmd VimLeave * :!chmod u+x %
+        endif
+        if a:RemExt
+            :autocmd BufWritePost * :autocmd VimLeave * :!mv % "%:p:r"
+        endif
+    endif
+endfunction
+
+
+
+
+" Automaticly trim all trailing whitespace on save(write)
+function! <SID>StripTrailingWhitespaces()
+    let l = line(".")
+    let c = col(".")
+    %s/\s\+$//e
+    call cursor(l, c)
+endfun
+autocmd BufWritePre * :call <SID>StripTrailingWhitespaces()
+
+
+
+" AUTOCMD:
+autocmd BufNewFile *.* :call Hashbang(1,1,0)
+
+
+
+" MUST HAVE VIM REMAPS:
+
+" disable spacebar (don't move forward)
+nnoremap <SPACE> <Nop>
+
+vnoremap <leader>p "_dP
+
+" Number 5: Behave Vim
+nnoremap Y y$
+
+" Number 4: Keeping it centered
+nnoremap n nzzzv
+nnoremap N Nzzzv
+
+" Number 3: Undo break points
+inoremap . .<c-g>u
+inoremap , ,<c-g>u
+inoremap ! !<c-g>u
+inoremap ? ?<c-g>u
+inoremap _ _<c-g>u
+inoremap - -<c-g>u
+inoremap <space> <space><c-g>u
+
+" Number 2: Jumplist mutations
+nnoremap <expr> k (v:count > 5 ? "m'" . v:count : "") . 'k'
+nnoremap <expr> j (v:count > 5 ? "m'" . v:count : "") . 'j'
+
+" Number 1: Moving text
+vnoremap J :m '>+1<CR>gv=gv
+vnoremap K :m '<-2<CR>gv=gv
+nnoremap <leader>j :m .+1<CR>==
+nnoremap <leader>k :m .-2<CR>==
+vnoremap < <gv
+vnoremap > >gv
+