init.vim

execute pathogen#infect()
call pathogen#helptags()

set nocompatible              " be iMproved, required
filetype off                  " required

" Enable file type detection.
" Use the default filetype settings, so that mail gets 'tw' set to 72,
" 'cindent' is on in C files, etc.
" Also load indent files, to automatically do language-dependent indenting.
filetype plugin indent on

if has("termguicolors")
  set termguicolors
endif

let g:gruvbox_contrast_dark = "hard"

colorscheme gruvbox
set background=dark

" Custom config
syntax on

" Settings
set noerrorbells                " No beeps
set number                      " Show line numbers
set backspace=indent,eol,start  " Makes backspace key more powerful.
set showcmd                     " Show me what I'm typing

set noswapfile                  " Don't use swapfile
set nobackup    	   	          " Don't create annoying backup files
set nowritebackup
set splitright                  " Split vertical windows right to the current windows
set splitbelow                  " Split horizontal windows below to the current windows
set encoding=utf-8              " Set default encoding to UTF-8
set autowrite                   " Automatically save before :next, :make etc.
set autoread                    " Automatically reread changed files without asking me anything
set laststatus=2
set hidden

set signcolumn=no               " Disables sign column
set noshowmode                  " We show the mode with airline or lightline
set incsearch                   " Shows the match while typing
set hlsearch                    " Highlight found searches
set ignorecase                  " Search case insensitive...
set smartcase                   " ... but not when search pattern contains upper case characters
set ttyfast
" set ttyscroll=3               " noop on linux ?
set lazyredraw                  " Wait to redraw "

" speed up syntax highlighting
set nocursorcolumn
set nocursorline

" Make Vim to handle long lines nicely.
set nowrap
set textwidth=80
set formatoptions=qrn1

" Do not use relative numbers to where the cursor is.
set norelativenumber

set ts=2                        " Tabs are 2 spaces
set bs=2                        " Backspace over everything in insert mode
set softtabstop=2
set shiftwidth=2                " Tabs under smart indent
set autoindent
set smarttab
set expandtab
set smartindent
set virtualedit=all
set showmatch                   " Show matching brackets.

" Time out on key codes but not mappings.
" Basically this makes terminal Vim work sanely.
set notimeout
set ttimeout
set ttimeoutlen=10

" Folding
set foldmethod=indent
set foldlevel=100

" Make the current window big
" set winheight=5
" set winminheight=5
" autocmd WinEnter * wincmd _

au FocusLost * silent! wa       " Set vim to save the file on focus out.

" 80 character limit
if exists('+colorcolumn')
  hi ColorColumn guibg=#2d2d2d ctermbg=246
  set colorcolumn=80
else
  au BufWinEnter * let w:m2=matchadd('ErrorMsg', '\%>80v.\+', -1)
endif

" Disables number lines on terminal buffers
if has('nvim')
  autocmd TermOpen * :setlocal nonumber norelativenumber signcolumn=no
endif

set mouse=a
if !has('nvim')
  set ttymouse=xterm2
endif

" dont save .netrwhist history
let g:netrw_dirhistmax=0

" Functions
" -----------------------------------------
" Replace the current buffer with the given new file. That means a new file
" will be open in a buffer while the old one will be deleted
com! -nargs=1 -complete=file Breplace edit <args>| bdelete #

function! DeleteInactiveBufs()
  "From tabpagebuflist() help, get a list of all buffers in all tabs
  let tablist = []
  for i in range(tabpagenr('$'))
    call extend(tablist, tabpagebuflist(i + 1))
  endfor

  "Below originally inspired by Hara Krishna Dara and Keith Roberts
  "http://tech.groups.yahoo.com/group/vim/message/56425
  let nWipeouts = 0
  for i in range(1, bufnr('$'))
    if bufexists(i) && !getbufvar(i,"&mod") && index(tablist, i) == -1
      "bufno exists AND isn't modified AND isn't in the list of buffers open in windows and tabs
      silent exec 'bwipeout' i
      let nWipeouts = nWipeouts + 1
    endif
  endfor
  echomsg nWipeouts . ' buffer(s) wiped out'
endfunction

command! Ball :call DeleteInactiveBufs()

" When editing a file, always jump to the last known cursor position.
" Don't do it when the position is invalid or when inside an event handler
" (happens when dropping a file on gvim).
" Also don't do it when the mark is in the first line, that is the default
" position when opening a file.
function! JumpToLastKnownCursorPosition()
  if line("'\"") > 1 && line("'\"") <= line("$")
    exe "normal! g`\""
  endif
endfunction

autocmd BufReadPost * silent call JumpToLastKnownCursorPosition()

" Mappings
" -----------------------------------------

" This comes first, because we have mappings that depend on leader
" With a map leader it's possible to do extra key combinations
" i.e: <leader>w saves the current file
let mapleader = "\<Space>"
let g:mapleader = "\<Space>"

" Close quickfix easily
nnoremap <leader>a :cclose<CR>

" Remove search highlight
nnoremap <leader><space> :noh<CR>

" List all buffers
nnoremap <leader>ls :ls<CR>

" Buffer prev/next
nnoremap <silent> <C-z> :bprev <bar> :call JumpToLastKnownCursorPosition()<CR>
nnoremap <silent> <C-x> :bnext <bar> :call JumpToLastKnownCursorPosition()<CR>

" Fast saving
nmap <leader>w :w!<cr>

" Fast closing
nnoremap <silent> <leader>q :Sayonara <bar> :call JumpToLastKnownCursorPosition()<CR>
nnoremap <silent> <leader>da :Ball<CR>

" Copy & Paste
vmap <silent> <C-c> y:call system("pbcopy", getreg("\""))<CR>
nmap <silent> <C-c> :.w !pbcopy<CR><CR> :echo "Copied!"<CR>
vmap <silent> <C-x> d:call system("pbcopy", getreg("\""))<CR>
nmap <silent> <C-v> :set paste<CR> :r !pbpaste<CR>:set nopaste<CR>
imap <C-v> <Esc> :call setreg("\"",system("pbpaste"))<CR>pO

" Copy current file path
nmap <silent> <leader>cf :let @+ = expand("%")<CR> :echo "Copied!"<CR>

" Copy current directory path
nmap <silent> <leader>cd :let @+ = expand("%:h")<CR> :echo "Copied!"<CR>
"
" Copy current git branch
nmap <silent> <leader>cb :let @+ = system("git rev-parse --abbrev-ref HEAD")<CR> :echo "Copied!"<CR>

" Move up and down on splitted lines (on small width screens)
map <Up> gk
map <Down> gj
map k gk
map j gj

" 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

" Do not show stupid q: window
map q: :q

" trim all whitespaces away
nnoremap <leader>W :%s/\s\+$//<cr>:let @/=''<CR>

" Show help for current word
nnoremap <leader>hw :h <C-R>=expand("<cword>")<CR><CR>

" Terminal
if has('nvim')
  nnoremap <silent> <leader>t :wa<CR>:Term<CR>
  tnoremap <silent> <leader><Esc> <C-\><C-n>:Sayonara<CR>
endif

if !has('nvim')
  " Allow hitting <Esc> to switch to normal mode
  tnoremap <Esc> <C-\><C-n>
  nnoremap <silent> <leader>t :wa<CR>:terminal<CR>
  tnoremap <silent> <leader><Esc> <C-\><C-n>:bdelete!<CR>
endif

" File Type settings
" -----------------------------------------
au BufRead,BufNewFile *.rb,*.rhtml,*.erb,*.haml,*.js set shiftwidth=2
au BufRead,BufNewFile *.rb,*.rhtml,*.erb,*.haml,*.js set softtabstop=2
au BufRead,BufNewFile *.haml setf haml
au BufRead,BufNewFile *.scss setf sass
au BufNewFile,BufRead *.yml,*.yaml setlocal expandtab ts=2 sw=2
au BufNewFile,BufRead *.json setlocal expandtab ts=2 sw=2

" Wildmenu completion {{{
set wildmenu
" set wildmode=list:longest
set wildmode=list:full

set wildignore+=.hg,.git,.svn                    " Version control
set wildignore+=*.aux,*.out,*.toc                " LaTeX intermediate files
set wildignore+=*.jpg,*.bmp,*.gif,*.png,*.jpeg   " binary images
set wildignore+=*.o,*.obj,*.exe,*.dll,*.manifest " compiled object files
set wildignore+=*.spl                            " compiled spelling word lists
set wildignore+=*.sw?                            " Vim swap files
set wildignore+=*.DS_Store                       " OSX bullshit
set wildignore+=*.luac                           " Lua byte code
set wildignore+=migrations                       " Django migrations
set wildignore+=go/pkg                           " Go static files
set wildignore+=go/bin                           " Go bin files
set wildignore+=go/bin-vagrant                   " Go bin-vagrant files
set wildignore+=*.pyc                            " Python byte code
set wildignore+=*.orig                           " Merge resolution files

" Ruby
noremap <silent> <leader>rx :!ruby %<CR>
noremap <silent> <leader>rjp :%!ruby -rjson -e 'puts JSON.pretty_generate(JSON.load_file("%"))'<CR>

" Plugin configs
" -----------------------------------------

" ==================== CtrlP ====================
let g:ctrlp_cmd = 'CtrlP'
let g:ctrlp_working_path_mode = 'ra'
let g:ctrlp_max_height = 10		" maxiumum height of match window
let g:ctrlp_switch_buffer = 'et'	" jump to a file if it's open already
let g:ctrlp_mruf_max=450 		" number of recently opened files
let g:ctrlp_max_files=0  		" do not limit the number of searchable files
let g:ctrlp_use_caching = 1
let g:ctrlp_clear_cache_on_exit = 1
let g:ctrlp_cache_dir = $HOME.'/.cache/ctrlp'

" ignore files in .gitignore
let g:ctrlp_user_command = ['.git', 'cd %s && git ls-files -co --exclude-standard']
let g:ctrlp_custom_ignore = '\v[\/](node_modules|target|dist)|(\.(swp|ico|git|svn))$'

" ==================== Fugitive ====================
nnoremap <leader>ga :Git add %:p<CR><CR>
nnoremap <leader>gs :Gstatus<CR>
nnoremap <leader>gp :Gpush<CR>
vnoremap <leader>gb :Gblame<CR>
nnoremap <leader>gj :diffget //3<CR>
nnoremap <leader>gf :diffget //2<CR>

" ========= vim-better-whitespace ==================

" auto strip whitespace except for file with extention blacklisted
let blacklist = ['diff', 'gitcommit', 'unite', 'qf', 'help', 'markdown']
autocmd BufWritePre * if index(blacklist, &ft) < 0 | StripWhitespace

 " =================== coc.nvim ========================

" Give more space for displaying messages.
set cmdheight=2

" Having longer updatetime (default is 4000 ms = 4 s) leads to noticeable
" delays and poor user experience.
set updatetime=300

" Don't pass messages to |ins-completion-menu|.
set shortmess+=c

" Use tab for trigger completion with characters ahead and navigate.
" NOTE: Use command ':verbose imap <tab>' to make sure tab is not mapped by
" other plugin before putting this into your config.
inoremap <silent><expr> <TAB>
      \ coc#pum#visible() ? coc#pum#next(1):
      \ CheckBackspace() ? "\<Tab>" :
      \ coc#refresh()
inoremap <expr><S-TAB> coc#pum#visible() ? coc#pum#prev(1) : "\<C-h>"

" Make <CR> to accept selected completion item or notify coc.nvim to format
" <C-g>u breaks current undo, please make your own choice.
inoremap <silent><expr> <CR> coc#pum#visible() ? coc#pum#confirm()
                              \: "\<C-g>u\<CR>\<c-r>=coc#on_enter()\<CR>"

function! CheckBackspace() abort
  let col = col('.') - 1
  return !col || getline('.')[col - 1]  =~# '\s'
endfunction

" Use <c-space> to trigger completion.
if has('nvim')
  inoremap <silent><expr> <c-space> coc#refresh()
else
  inoremap <silent><expr> <c-@> coc#refresh()
endif

" GoTo code navigation.
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)

" 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

" Highlight the symbol and its references when holding the cursor.
autocmd CursorHold * silent call CocActionAsync('highlight')

" Symbol renaming.
nmap <leader>rn <Plug>(coc-rename)

" Formatting selected code.
xmap <leader>f  <Plug>(coc-format-selected)
nmap <leader>f  <Plug>(coc-format-selected)

" CocSearch
" nnoremap <leader>prw :CocSearch <C-R>=expand("<cword>")<CR><CR>

let g:coc_global_extensions = ['coc-explorer', 'coc-eslint', 'coc-json', 'coc-solargraph', 'coc-tsserver']

" =================== tmuxline.nvim ========================
" git clone https://github.com/edkolev/tmuxline.vim.git bundle/tmuxline.vim

" let g:tmuxline_preset = {
"       \'a'    : '#S',
"       \'win'  : ['#I', '#W'],
"       \'cwin' : ['#I', '#W'],
"       \'y'    : ['%Y-%m-%d', '%H:%M'],
"       \'z'    : '#(pmset -g batt | tail -n1 | cut -f2 | cut -d";" -f1)'}

" =================== vim-tmux-navigator ========================
" Write all buffers before navigating from Vim to tmux pane
let g:tmux_navigator_save_on_switch = 2

" =================== fzf ========================
set rtp+=/opt/homebrew/opt/fzf

let g:fzf_layout = { 'window': { 'width': 0.8, 'height': 0.8 } }
let $FZF_DEFAULT_OPTS='--reverse'

nnoremap <silent> <C-p> :Files<CR>
inoremap <silent> <C-p> <Esc>:GFiles<CR>

nnoremap <Leader>pg :GFiles<CR>

" Rg (Search)
nnoremap <leader>pw :Rg <C-R>=expand("<cword>")<CR><CR>
nnoremap <c-f> :Rg<SPACE>

" =================== vim-airline ========================
let g:airline_powerline_fonts = 1
let g:airline#extensions#branch#displayed_head_limit = 10

" =================== coc-explorer ========================
nmap <silent> <c-n> :CocCommand explorer<CR>
autocmd BufEnter * if (winnr("$") == 1 && &filetype == 'coc-explorer') | q | endif