" Set up vim

" Basic configuration
set nocompatible

set clipboard=unnamed " Use the OS clipboard by default

" Encoding
set encoding=utf-8
set fileencoding=utf-8
set fileencodings=utf-8
set binary
set ttyfast " Boost speed by altering character redraw rates to your terminal

" Presentation settings
set number              " Show absolute line numbers on the left.
set numberwidth=3       " Sets width of the 'gutter' column used for numbering to 3 (default 4)
set textwidth=0         " Do not wrap words (insert)
set wrap                " Wrap overflowing lines
set showcmd             " Show (partial) command in status line.
set showmatch           " Show matching brackets when text indicator is over them
set ruler               " Line and column number of the cursor position
set wildmenu            " Enhanced command completion
set visualbell          " Use visual bell instead of beeping
set noerrorbells        " Disable the error bells
set laststatus=2        " Always show the status lines
set cursorline          " Highligh the cursor line
"set cursorcolumn        " Highlight current cursor column
set t_Co=256            " Use 256 colors
set background=dark     " Use a dark background
let base16colorspace=256

" vim hardcodes background color erase even if the terminfo file does
" not contain bce (not to mention that libvte based terminals
" incorrectly contain bce in their terminfo files). This causes
" incorrect background rendering when using a color theme with a
" background color.
let &t_ut=''

" Highlight spell errors
hi SpellErrors guibg=red guifg=black ctermbg=red ctermfg=black

" Toggle spell check with F7
map <F7> :setlocal spell! spell?<CR>

" Behavior
" Ignore these files when completing names and in explorer
set wildignore=.svn,CVS,.git,.hg,*.o,*.a,*.class,*.mo,*.la,*.so,*.obj,*.swp,*.jpg,*.png,*.xpm,*.gif
set shell=$SHELL        " Use current shell for shell commands
set hidden              " Enable multiple modified buffers
set history=1000        " History size
set autoread            " Automatically read feil that has been changed on disk and doesn't have changes in vim
set backspace=indent,eol,start
set guioptions-=T       " Disable toolbar"
set completeopt=menuone,preview
set cinoptions=:0,(s,u0,U1,g0,t0 " Some indentation options ':h cinoptions' for details
set modelines=5         " Number of lines to check for vim: directives at the start/end of file
set autoindent          " AutomaticAlly indent new line

" Indentation
set ai " Sets auto-indentation
set si " Sets smart-indentation
set tabstop=2 " Tab equal 2 spaces (default 4)
set shiftwidth=2 " Arrow function (>>) creates 2 spaces
set expandtab " Use spaces instead of a tab charater on TAB
set smarttab " Be smart when using tabs

" Search settings
set incsearch " When searching (/), display results as you type (instead of only upon ENTER)
set nohlsearch          " Do not highlight search match
set ignorecase " When searching (/), ignore case entirely
set smartcase " When searching (/), automatically switch to a case-sensitive search if you use any capital letters
set shiftround " Shift to the next round tab stop. Aka When at 3 spaces, hit >> to go to 4, not 5 if your shiftwidth is set to 2.

" Directory settings
set nobackup            " Do not write backup files
set noswapfile          " Do not write .swp files

" Stop here if running in restricted mode
if v:progname =~? "rvim"
  finish
endif

" Backup settings
if has("persistent_undo")
  silent !mkdir -vp ~/.backup/vim/undo/ > /dev/null 2>&1
  set backupdir=~/.backup/vim,.       " List of directories for the backup file
  set directory=~/.backup/vim,~/tmp,. " List of directory names for the swap file
  set undofile
  set undodir=~/.backup/vim/undo/,~/tmp,.
endif

" Folding
if has("folding")
	set foldcolumn=1 " Place a width 1 margin on the left
  set foldmethod=indent
  set foldlevel=9
  set nofoldenable        " Don't fold by default
endif

if has("user_commands")
  let mapleader = ","
  let maplocalleader = "\\"
endif

" Remember last position in file
if has("autocmd")
  autocmd BufReadPost *
    \ if line("'\"") > 0 && line("'\"") <= line("$") |
    \   exe "normal g`\"" |
    \ endif
endif

" In this house we obey the laws of airline
let g:airline_powerline_fonts = 1
let g:airline_enable_fugitive = 1
"let g:airline_theme = 'base16'

" Use Q for formatting
map Q gq

" In many terminal emulators the mouse works just fine, thus enable it.
if has('mouse')
  set mouse=a
  set mousehide           " Hide mouse pointer on insert mode."
  if ! has("nvim")
    set ttymouse=sgr
    set balloonevalterm
  endif
endif

" Styled and colored underline support
let &t_AU = "\e[58:5:%dm"
let &t_8u = "\e[58:2:%lu:%lu:%lum"
let &t_Us = "\e[4:2m"
let &t_Cs = "\e[4:3m"
let &t_ds = "\e[4:4m"
let &t_Ds = "\e[4:5m"
let &t_Ce = "\e[4:0m"
" Strikethrough
let &t_Ts = "\e[9m"
let &t_Te = "\e[29m"
" Truecolor support
let &t_8f = "\e[38:2:%lu:%lu:%lum"
let &t_8b = "\e[48:2:%lu:%lu:%lum"
let &t_RF = "\e]10;?\e\\"
let &t_RB = "\e]11;?\e\\"
" Bracketed paste
let &t_BE = "\e[?2004h"
let &t_BD = "\e[?2004l"
let &t_PS = "\e[200~"
let &t_PE = "\e[201~"
" Cursor control
let &t_RC = "\e[?12$p"
let &t_SH = "\e[%d q"
let &t_RS = "\eP$q q\e\\"
let &t_SI = "\e[5 q"
let &t_SR = "\e[3 q"
let &t_EI = "\e[1 q"
let &t_VS = "\e[?12l"
" Focus tracking
let &t_fe = "\e[?1004h"
let &t_fd = "\e[?1004l"
if ! has("nvim")
  execute "set <FocusGained>=\<Esc>[I"
  execute "set <FocusLost>=\<Esc>[O"
endif
" Window title
let &t_ST = "\e[22;2t"
let &t_RT = "\e[23;2t"

if has("autocmd")
  " Put these in an autocmd group, so that we can delete them easily.
  augroup vimrcEx
    au!

    " For all text files set 'textwidth' to 78 characters.
    autocmd FileType text setlocal textwidth=78

    " 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.
    autocmd BufReadPost *
      \ if line("'\"") > 1 && line("'\"") <= line("$") |
      \   exe "normal! g`\"" |
      \ endif

  augroup END

  " Makefile sanity
  autocmd BufEnter ?akefile* set noet ts=8 sw=8
  autocmd BufEnter */debian/rules set noet ts=8 sw=8
endif " has("autocmd")

" Various options
set shortmess+=I  " Don't show the intro message when starting vim
set complete+=k  " Scan files with the 'dictionary' option
set completeopt+=longest
set scrolloff=15  " Minimal number of screen lines above/below the cursor
set linebreak  " Wrap long lines at a blank


if has("syntax")
    syntax on  " Enable syntax highlighting
    filetype plugin indent on
endif

:noremap k gk
:noremap j gj

"" Take care of screen/tmux settings
if &term =~ '^screen'
  " tmux will send xterm-style keys when its xterm-keys option is on
  execute "set <xUp>=\e[1;*A"
  execute "set <xDown>=\e[1;*B"
  execute "set <xRight>=\e[1;*C"
  execute "set <xLeft>=\e[1;*D"
endif

" Python-black
if has("python3")
  packadd black
endif

" ALE conflicts with typescript-vim at the moment
if ! &ft=="typescript"
  packadd ale
endif