vimrc

"""""""""""""""""""""PLUGINS""""""""""""""""""""""""""""
" Specify a directory for plugins
" - For Neovim: stdpath('data') . '/plugged'
" - Avoid using standard Vim directory names like 'plugin'
call plug#begin('~/.vim/plugged')

" Vim tools
Plug 'junegunn/fzf', { 'do': { -> fzf#install() } }
Plug 'junegunn/fzf.vim'
Plug 'tpope/vim-fugitive'
Plug 'tpope/vim-commentary'
Plug 'jiangmiao/auto-pairs'

" TypeScript/.tsx support
Plug 'leafgarland/typescript-vim'
Plug 'peitalin/vim-jsx-typescript'

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

" Initialize plugin system
call plug#end()

""""""""""""""""""""KEY MAPPING"""""""""""""""""""""""""
" quick `roll` ESC
inoremap jk <Esc>
inoremap jj <Esc>
inoremap kj <Esc>
inoremap kk <Esc>
vmap kj <Esc>
vmap jk <Esc>

" 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

" line number relative to current cursor position
set number
set relativenumber

set noswapfile

" jump to beginning of line text instead of actual line begin
nmap 0 ^

" move down/up single line if line is wrapped
nmap k gk
nmap j gj

" Map Ctrl + p to open fuzzy find (FZF)
nnoremap <c-p> :Files<cr>

" map Ctrl-Shift-I to Prettier like VS Code
nmap <C-i> :Prettier<CR>
nmap <C-m> :CocCommand eslint.executeAutofix<CR>

" Tab completion
" will insert tab at beginning of line,
" will use completion if not at beginning
set wildmode=list:longest,list:full
function! InsertTabWrapper()
    let col = col('.') - 1
    if !col || getline('.')[col - 1] !~ '\k'
        return "\<Tab>"
    else
        return "\<C-p>"
    endif
endfunction
inoremap <Tab> <C-r>=InsertTabWrapper()<CR>
inoremap <S-Tab> <C-n>

nnoremap <SPACE> <Nop>
let mapleader=" "
" Switch between the last two files
nnoremap <Leader><Leader> <C-^>

" set filetypes as typescript.tsx
autocmd BufNewFile,BufRead *.tsx,*.jsx set filetype=typescript.tsx

set encoding=UTF-8

hi CocErrorFloat ctermfg=White guifg=#ff4040

" remove theme background to use terminal theme background color
hi Normal guibg=NONE ctermbg=NONE
hi SignColumn guibg=NONE ctermbg=NONE
hi LineNr guibg=NONE ctermbg=NONE
hi CursorLineNr guibg=NONE ctermbg=NONE

" Use The Silver Searcher https://github.com/ggreer/the_silver_searcher
if executable('ag')
  " Use Ag over Grep
  set grepprg=ag\ --nogroup\ --nocolor

  " Use ag in fzf for listing files. Lightning fast and respects .gitignore
  let $FZF_DEFAULT_COMMAND = 'ag --literal --files-with-matches --nocolor --hidden --ignore .git  -g ""'

  if !exists(":Ag")
    command -nargs=+ -complete=file -bar Ag silent! grep! <args>|cwindow|redraw!
    nnoremap \ :Ag<SPACE>
  endif
endif

augroup ResizeCmdOnVimResized
  autocmd!
  autocmd VimResized * call ResizeCmdHeight()
augroup END

highlight LineNr ctermfg=grey

autocmd BufNewFile,BufRead *.js set filetype=javascript.jsx
autocmd BufNewFile,BufRead *.jsx set filetype=javascript.jsx

" " COC Language Server Protocal, completion,
let g:coc_global_extensions = ['coc-rust-analyzer', 'coc-tsserver', 'coc-eslint', 'coc-emmet', 'coc-css', 'coc-html', 'coc-json', 'coc-yank', 'coc-prettier', 'coc-pairs']

" set Pretter command for coc-prettier
command! -nargs=0 Prettier :CocCommand prettier.formatFile

" 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)
nmap <silent> [g <Plug>(coc-diagnostic-prev)
nmap <silent> ]g <Plug>(coc-diagnostic-next)

" Use K to show documentation in preview window
nnoremap <silent> K :call <SID>show_documentation()<CR>

function! s:show_documentation()
  if (index(['vim','help'], &filetype) >= 0)
    execute 'h '.expand('<cword>')
  else
    call CocAction('doHover')
  endif
endfunction

set re=0