set nocompatible
set backspace=start,eol,indent
set hidden 
set hlsearch
syntax on
filetype plugin on
set tabstop=4 shiftwidth=4 autoindent smartindent expandtab 
set mouse=v

""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
"
" Numbering of lines
"
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" set relativenumber
set number

""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
"
" Runtimepath variables
"
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" call -> set rtp? show the runtime path
let $RTP=split(&runtimepath, ',')[0]
let $RC="$HOME/.vimrc"

""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
"
" Move Swap,Backup and undo files into .vim directory
"
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
set directory^=$HOME/.vim/.swap//
set backupdir^=$HOME/.vim/.backup//
set undodir^=$HOME/.vim/.undo//

""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
"
" Split to the right and below
"
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
set splitbelow
set splitright

""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
"
" Folding
"
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
set foldenable foldlevelstart=20 foldmethod=indent

""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
"
" Rebind shortcut to switch splits
"
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
nmap <C-h> <C-w>h
nmap <C-j> <C-w>j
nmap <C-k> <C-w>k
nmap <C-l> <C-w>l

""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
"
" Finding files
"
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
set path+=**
set wildmenu
set wildmode=longest:full,full

""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
"
" Create Tags thorugh :MakeTags  
" 
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
command! MakeTags !ctags -R .
set autochdir
set tags=tags;

""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
"
" Execute Python Scripts
" Press F9 to run Python script
"
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
autocmd FileType python map <buffer> <F9> :w<CR>:exec '!python3' shellescape(@%, 1)<CR>
autocmd FileType python imap <buffer> <F9> <esc>:w<CR>:exec '!python3' shellescape(@%, 1)<CR>

""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" 
" File browsing through a tree on the left side
"
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
let g:netrw_banner=0
let g:netrw_browse_split=4
let g:netrw_altv=1
let g:netrw_liststyle=3
let g:netrw_list_hide=netrw_gitignore#Hide()
let g:netrw_list_hide.=',\(\^\|\s\s\)\zs\.\S\+'
map <C-n>  :Lex <bar> vertical resize 30 <CR>

""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
"
" Cursorline on the cursor
"
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
set cursorline 
hi CursorLine  cterm=NONE ctermbg=darkgrey ctermfg=white


""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
"
" Status Line on the bottom
"
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" Statusline
" function! gitbranch()
"   return system("git rev-parse --abbrev-ref head 2>/dev/null | tr -d '\n'")
" endfunction
" 
" function! statuslinegit()
"   let l:branchname = gitbranch()
"   return strlen(l:branchname) > 0?'  '.l:branchname.' ':''
" endfunction
function! UpdateGitBranch()
  let l:branchname = system("git rev-parse --abbrev-ref HEAD 2>/dev/null | tr -d '\n'")
  let b:branchstatus = strlen(l:branchname) > 0? '  '.l:branchname.' ':''
endfunction

augroup UPDATE_GITBRANCH
" clear previous commands
autocmd!
" Update git branch
autocmd BufWritePre * :call UpdateGitBranch()
autocmd BufReadPost * :call UpdateGitBranch()
autocmd BufEnter *    :call UpdateGitBranch()
augroup end

set laststatus=2
set statusline=
set statusline+=%#PmenuSel#
" set statusline+=%{StatuslineGit()}
set statusline+=%{b:branchstatus}
set statusline+=%#BufTabLineCurrent#
set statusline+=\ %M
set statusline+=\ %r
set statusline+=\ %F
set statusline+=%= "Right side settings
set statusline+=\ %y
set statusline+=%#CursorColumn#
set statusline+=\ %{&fileencoding?&fileencoding:&encoding}
set statusline+=\[%{&fileformat}\]
set statusline+=\ %c:%l/%L
set statusline+=\ %p%%
set statusline+=\ [%n]

""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
"
" Colors
"
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
set termguicolors
" colorscheme gruvbox
colorscheme catppuccin_macchiato
set bg=dark

" tmux color correction

if exists('+termguicolors')
  let &t_8f = "\<Esc>[38;2;%lu;%lu;%lum"
  let &t_8b = "\<Esc>[48;2;%lu;%lu;%lum"
  set termguicolors
endif

""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
"
" tagbar, press F8
"
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
nmap <F8> :TagbarToggle<CR>

""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
"
" Selection Highlighting 
"
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" hlsearch colors
highlight Search ctermbg=black ctermfg=darkgrey ctermbg=grey
" Highlight all instances of word under cursor, when idle.
function! AutoHighlightToggle()
  let @/ = ''
    augroup auto_highlight
      au!
      au CursorHold * let @/ = '\V\<'.escape(expand('<cword>'), '\').'\>'
    augroup end
    setl updatetime=500
endfunction
call AutoHighlightToggle()

""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
"
" Code Completion
"
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
let g:ale_enabled = 1
let g:ale_hover_enabled = 1
" nmap gr :ALEFindReferences<CR>
" nmap K :ALEHover<CR>

set completeopt+=menuone
set completeopt+=noselect
set completeopt+=noinsert
set shortmess+=c   " Shut off completion messages
set belloff+=ctrlg " Add only if Vim beeps during completion
let g:mucomplete#enable_auto_at_startup = 1
let g:mucomplete#completion_delay = 1

set omnifunc=syntaxcomplete#Complete
" set omnifunc=ale#completion#Complete
"set omnifunc=ale#completion#OmniFunc
"let g:ale_completion_enabled=1
"function! OpenCompletion()
"    if !pumvisible() && ((v:char >= 'a' && v:char <= 'z') || (v:char >= 'A' && v:char <= 'Z'))
"        call feedkeys("\<C-x>\<C-o>", "n")
"    endif
"endfunction
"
"autocmd InsertCharPre * call OpenCompletion()
let g:ale_set_balloons=1
"
"set completeopt+=longest,menu,menuone,preview,noselect,noinsert
"" set completeopt+=menuone,noselect,noinsert
""
autocmd InsertLeave,CompleteDone * if pumvisible() == 0 | pclose | endif

""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
"
" Remove conceal from Markdown when Insert mode is set
"
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
autocmd InsertEnter  *.{markdown,md} set conceallevel=0
autocmd InsertLeave  *.{markdown,md} set conceallevel=2

autocmd InsertEnter  *.{json} set conceallevel=0
autocmd InsertLeave  *.{json} set conceallevel=2

""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
"
" Load all packages and activate tags
"
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
packadd! vim-polyglot
packadd! vim-log-highlighting
packloadall
" Load all of the helptags now, after plugins have been loaded.
" All messages and errors will be ignored.
silent! helptags ALL
silent! helptags ALE
silent! helptags vim-gitgutter/doc