vimrc

set nocompatible

" set up true colors
set term=screen-256color
if &term =~# '^screen'
    let &t_8f = "\<Esc>[38;2;%lu;%lu;%lum"
    let &t_8b = "\<Esc>[48;2;%lu;%lu;%lum"
endif

filetype off
execute pathogen#infect()
execute pathogen#helptags()
syntax on
filetype plugin on
set omnifunc=syntaxcomplete#Complete

" color scheme config...
set background=dark
colorscheme monokai
set termguicolors

let mapleader = " "
nnoremap <SPACE> <Nop>

" other vim options
" set modelines=0
set encoding=utf-8
set scrolloff=3
set autoindent
set smartindent
set showcmd
set wildmenu
set wildmode=list:longest
set visualbell
set cursorline
set ttyfast
set ruler
set backspace=indent,eol,start
set laststatus=2
"set wrap
set textwidth=79
set formatoptions=qrn1
set ignorecase
set smartcase
set gdefault
set incsearch
set showmatch
set hlsearch
set noshowmode " because Lightline already shows mode
set clipboard=unnamed

" Basic fzf support
set rtp+=/usr/local/opt/fzf

" make splits open downward and to the right
" depending on vertical/horizontal splitting respectively.
set splitbelow
set splitright

set noshowmatch

" indent options
set tabstop=4
set shiftwidth=4
set softtabstop=4
set expandtab

" Line numbers.
" relative is relative to current line.
" number is absolute numbers
"set relativenumber
set number

" spellcheck
"set spell spelllang=en_gb

" toggle search highlights
nnoremap <BSlash> :noh <CR>

nnoremap j gj
nnoremap k gk

" SLIME-V config
let g:slime_target="vimterminal"
let g:slime_vimterminal_config={ "vertical": 1  }

" PYMODE config
let g:pymode_breakpoint=0
let g:pymode_python="python3"

" disable annoying remaps for paredit.vim
let g:paredit_leader = '<leader>'
let g:paredit_shortmaps=0

set completeopt=longest,menuone,preview
" change the behavior of the <Enter> key when the popup menu is visible. In that case the Enter key will simply select the highlighted menu item, just as <C-Y> does.
inoremap <expr> <CR> pumvisible() ? "\<C-y>" : "\<C-g>u\<CR>"

" fzf bindings:
" fzf for buffers and files respectively.
nmap <Leader>b :Buffers<CR>
nmap <Leader>f :Files<CR>
" ... and hopefully respect gitignore.
let $FZF_DEFAULT_COMMAND = 'ag -g ""'

" Rainbow parens
au VimEnter * RainbowParenthesesToggle
au Syntax * RainbowParenthesesLoadRound
au Syntax * RainbowParenthesesLoadSquare
au Syntax * RainbowParenthesesLoadBraces

" ALE code linting
let g:ale_sign_column_always = 1
let g:ale_completion_enabled = 1
let g:ale_sign_error = 'E'
let g:ale_sign_warning = 'W'
let g:ale_lint_on_text_changed = 'never'

" LIGHTLINE SETUP
let g:lightline = {
\ 'colorscheme': 'powerline',
\ 'active': {
\   'left': [['mode', 'paste'], ['filename', 'modified']],
\   'right': [['linter_ok', 'linter_warnings', 'linter_errors'], ['readonly', 'lineinfo'], ['percent']]
\ },
\ 'component_expand': {
\   'linter_warnings': 'LightlineLinterWarnings',
\   'linter_errors': 'LightlineLinterErrors',
\   'linter_ok': 'LightlineLinterOK'
\ },
\ 'component_type': {
\   'readonly': 'error',
\   'linter_warnings': 'warning',
\   'linter_errors': 'error',
\   'linter_ok': 'ok'
\ },
\ }

" Lightline settings for ALE
" good info here: https://github.com/itchyny/lightline.vim/issues/236
function! LightlineLinterWarnings() abort
  let l:counts = ale#statusline#Count(bufnr(''))
  let l:all_errors = l:counts.error + l:counts.style_error
  let l:all_non_errors = l:counts.total - l:all_errors
  return l:counts.total == 0 ? '' : printf('%d ▲', all_non_errors)
endfunction

function! LightlineLinterErrors() abort
  let l:counts = ale#statusline#Count(bufnr(''))
  let l:all_errors = l:counts.error + l:counts.style_error
  let l:all_non_errors = l:counts.total - l:all_errors
  return l:counts.total == 0 ? '' : printf('%d ✗', all_errors)
endfunction

function! LightlineLinterOK() abort
  let l:counts = ale#statusline#Count(bufnr(''))
  let l:all_errors = l:counts.error + l:counts.style_error
  let l:all_non_errors = l:counts.total - l:all_errors
  return l:counts.total == 0 ? '✓' : ''
endfunction

autocmd User ALELint call lightline#update()

" Navigating location list
nnoremap <Leader>n :call WrapCommand("down")<CR>
nnoremap <Leader>p :call WrapCommand("up")<CR>

function! WrapCommand(direction)
  if a:direction == "up"
    try
      lprevious
    catch /^Vim\%((\a\+)\)\=:E553/
      llast
    endtry
  elseif a:direction == "down"
    try
      lnext
    catch /^Vim\%((\a\+)\)\=:E553/
      lfirst
    endtry
  endif
endfunction

" call Piggieback for figwheel dev
command! Pig :Piggieback (figwheel-sidecar.repl-api/repl-env)

" vim-fireplace binds
nnoremap <Leader>t :RunTests<CR>
nnoremap <Leader>e :Eval<CR>
nnoremap <Leader>E :%Eval<CR>
nnoremap <Leader>l :Last<CR>
nnoremap <Leader>c :clo<CR>
nnoremap <Leader>d :bd<CR>