vimrc

.vimrc

let vimplug_exists=expand('~/.config/nvim/autoload/plug.vim')
if !filereadable(vimplug_exists)
  if !executable("curl")
    echoerr "You have to install curl or first install vim-plug yourself!"
    execute "q!"
  endif
  echo "Installing Vim-Plug..."
  echo ""
  silent !\curl -fLo ~/.config/nvim/autoload/plug.vim --create-dirs https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim
  let g:not_finish_vimplug = "yes"

  autocmd VimEnter * PlugInstall
endif


call plug#begin(expand('~/.config/nvim/plugged'))

"*****************************************************************************
"" Plug install
"*****************************************************************************
Plug 'preservim/nerdtree'
Plug 'tpope/vim-fugitive'

" fzf
Plug '/usr/local/opt/fzf'
Plug 'junegunn/fzf.vim'

"" coc.nvim
Plug 'neoclide/coc.nvim', {'branch': 'release'}

"" Color
Plug 'tomasr/molokai'

call plug#end()

"*****************************************************************************
"" Mappings
"*****************************************************************************
let mapleader=','

"" Split
noremap <Leader>h :<C-u>split<CR>
noremap <Leader>v :<C-u>vsplit<CR>

"" Buffer nav
noremap <leader>p :bp<CR>
noremap <leader>n :bn<CR>

"" Close buffer
noremap <leader>d :bd<CR>

"" Switching windows
noremap <C-j> <C-w>j
noremap <C-k> <C-w>k
noremap <C-l> <C-w>l
noremap <C-h> <C-w>h

"" Qall
noremap <Leader>qq  :qall<CR>
noremap <Leader>qq! :qall!<CR>

" fzf
let $FZF_DEFAULT_COMMAND =  "find * -path '*/\.*' -prune -o -path 'node_modules/**' -prune -o -path 'target/**' -prune -o -path 'dist/**' -prune -o  -type f -print -o -type l -print 2> /dev/null"
nnoremap <silent> <leader>fz  :FZF -m<CR>
nnoremap <silent> <leader>ffl :GFiles<CR>          " git ls-files
nnoremap <silent> <leader>ffs :GFiles?<CR>         " git status
nnoremap <silent> <leader>fb  :Buffers<CR>
nnoremap <silent> <leader>fg  :Rg<CR>              " ripgrep
nnoremap <silent> <leader>fch :History:<CR>        " command history
nnoremap <silent> <leader>fsh :History/<CR>        " search history

"*****************************************************************************
"" Basic Setup
"*****************************************************************************

"" Searching
set hlsearch
set incsearch
nnoremap <ESC><ESC> :nohl<CR>

"*****************************************************************************
"" Configurations
"*****************************************************************************
function! StatusDiagnostic() abort
  let info = get(b:, 'coc_diagnostic_info', {})
  if empty(info) | return '' | endif
  let msgs = []
  if get(info, 'error', 0)
    call add(msgs, 'E' . info['error'])
  endif
  if get(info, 'warning', 0)
    call add(msgs, 'W' . info['warning'])
  endif
  return join(msgs, ' '). ' ' . get(g:, 'coc_status', '')
endfunction

"" NERDTree configuration
autocmd StdinReadPre * let s:std_in=1
autocmd VimEnter * if argc() == 0 && !exists("s:std_in") | NERDTree | endif
autocmd VimEnter * if argc() == 1 && isdirectory(argv()[0]) && !exists("s:std_in") | exe 'NERDTree' argv()[0] | wincmd p | ene | exe 'cd '.argv()[0] | endif
autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTree") && b:NERDTree.isTabTree()) | q | endif

let g:NERDTreeChDirMode=2
let g:NERDTreeIgnore=['\~$', '\.sqlite$', '__pycache__']
let g:NERDTreeSortOrder=['\/$', '*', '\.swp$', '\.bak$', '\~$']
let g:NERDTreeShowBookmarks=1
" let g:nerdtree_tabs_focus_on_files=1
let g:NERDTreeMapOpenInTabSilent = '<RightMouse>'
let NERDTreeShowHidden=1
let g:NERDTreeWinSize = 40
set wildignore+=*/tmp/*,*.so,*.swp,*.zip,*.pyc,*.db,*.sqlite

nnoremap <silent> <leader>nf :NERDTreeFind<CR>
nnoremap <silent> <C-n> :NERDTreeToggle<CR>

"" coc-nvim configuration

" Some servers have issues with backup files, see #649
set nobackup
set nowritebackup
" Better display for messages
set cmdheight=2
" You will have bad experience for diagnostic messages when it's default 4000.
set updatetime=300

" Use <cr> to confirm completion, `<C-g>u` means break undo chain at current position.
" Coc only does snippet and additional edit on confirm.
inoremap <expr> <cr> pumvisible() ? "\<C-y>" : "\<C-g>u\<CR>"
" Or use `complete_info` if your vim support it, like:
" inoremap <expr> <cr> complete_info()["selected"] != "-1" ? "\<C-y>" : "\<C-g>u\<CR>"

" Use `[g` and `]g` to navigate diagnostics
nmap <silent> [g <Plug>(coc-diagnostic-prev)
nmap <silent> ]g <Plug>(coc-diagnostic-next)

" Remap keys for gotos
nmap <silent> gd <Plug>(coc-definition)
nmap <silent> gy <Plug>(coc-type-definition)
nmap <silent> gi <Plug>(coc-implementation)
nmap <silent> gr <Plug>(coc-references)
"
" Highlight symbol under cursor on CursorHold
autocmd CursorHold * silent call CocActionAsync('highlight')

" Remap for rename current word
nmap <leader>rn <Plug>(coc-rename)

" Using CocList
" Show all diagnostics
nnoremap <silent> <leader>ca  :<C-u>CocList diagnostics<cr>
" Manage extensions
nnoremap <silent> <leader>ce  :<C-u>CocList extensions<cr>
" Show commands
nnoremap <silent> <leader>cc  :<C-u>CocList commands<cr>
" Find symbol of current document
nnoremap <silent> <leader>co  :<C-u>CocList outline<cr>
" Search workspace symbols
nnoremap <silent> <leader>cs  :<C-u>CocList -I symbols<cr>
" Do default action for next item.
nnoremap <silent> <leader>cj  :<C-u>CocNext<CR>
" Do default action for previous item.
nnoremap <silent> <leader>ck  :<C-u>CocPrev<CR>
" Resume latest coc list
nnoremap <silent> <leader>cp  :<C-u>CocListResume<CR>
"*****************************************************************************
"" Visual Settings
"*****************************************************************************
set ruler
set number

let no_buffers_menu=1
if !exists('g:not_finish_vimplug')
  colorscheme molokai
endif

"" Map leader to ,
set statusline=%<[%n]%m%r%h%w%{'['.(&fenc!=''?&fenc:&enc).':'.&ff.']'}%y\ %F%t%=%{FugitiveStatusline()}\ %{coc#status()}%{get(b:,'coc_current_function','')}\ \ (%l\/%L,\ %c/%V)\ \ %P

" Search mappings: These will make it so that going to the next one in a
" search will center on the line it's found in.
nnoremap n nzzzv
nnoremap N Nzzzv