.vimrc

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" => General
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" Sets how many lines of history VIM has to remember
set history=500

" Enable filetype plugins
filetype plugin on
filetype indent on
filetype plugin indent on

" Set to auto read when a file is changed from the outside
set autoread

" Compat
set nocompatible

let mapleader = " "

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" => VIM user interface
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" Set 7 lines to the cursor - when moving vertically using j/k
set so=7

" Avoid garbled characters in Chinese language windows OS
let $LANG='en' 
set langmenu=en
source $VIMRUNTIME/delmenu.vim
source $VIMRUNTIME/menu.vim

" Turn on the WiLd menu
set wildmenu

" Ignore compiled files
set wildignore=*.o,*~,*.pyc,/.git/*,*/.hg/*,*/.svn/*,*/.DS_Store

"Always show current position
set ruler
set relativenumber

" A buffer becomes hidden when it is abandoned
set hid

" Configure backspace so it acts as it should act
set backspace=eol,start,indent
set whichwrap+=<,>,h,l

" Ignore case when searching
set ignorecase

" When searching try to be smart about cases 
set smartcase

" Highlight search results
set hlsearch

" Makes search act like search in modern browsers
set incsearch 

" Don't redraw while executing macros (good performance config)
set lazyredraw 

" For regular expressions turn magic on
set magic

" Show matching brackets when text indicator is over them
set showmatch 

" How many tenths of a second to blink when matching brackets
set mat=2

" No annoying sound on errors
set noerrorbells
set novisualbell
set t_vb=
set tm=500

" Add a bit extra margin to the left
set foldcolumn=1

" Set font
set gfn=Operator\ Mono,Source\ Code\ Pro:h15,Menlo:h15

" Disable scrollbars (real hackers don't use scrollbars for navigation!)
set guioptions-=r
set guioptions-=R
set guioptions-=l
set guioptions-=L

" Syntax highlighting
syntax enable 
set background=dark

" Set utf8 as standard encoding and en_US as the standard language
set encoding=utf8

" Use Unix as the standard file type
set ffs=unix,dos,mac

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" => Files, backups and undo
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" Turn backup off, since most stuff is in SVN, git et.c anyway...
set nobackup
set nowritebackup
set nowb
set noswapfile

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" => Text, tab and indent related
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" Use spaces instead of tabs
set expandtab

" Be smart when using tabs ;)
set smarttab

" 1 tab == 2 spaces
set shiftwidth=2
set tabstop=2
set shiftround
set expandtab

set ai "Auto indent
set si "Smart indent
set wrap "Wrap lines

" No wrap
set nowrap

" Delete trailing white space on save, useful for some filetypes ;)
fun! CleanExtraSpaces()
    let save_cursor = getpos(".")
    let old_query = getreg('/')
    silent! %s/\s\+$//e
    call setpos('.', save_cursor)
    call setreg('/', old_query)
endfun

if has("autocmd")
    autocmd BufWritePre *.txt,*.js,*.py,*.wiki,*.sh,*.coffee :call CleanExtraSpaces()
endif

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" => Plugins configuration
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call plug#begin('~/.vim/plugged')
Plug 'sheerun/vim-polyglot'
Plug 'altercation/vim-colors-solarized'
Plug 'ajh17/Spacegray.vim'
Plug 'prettier/vim-prettier', {
  \ 'do': 'yarn install',
  \ 'for': ['javascript', 'typescript', 'css', 'less', 'scss', 'json', 'graphql'] }
Plug 'w0rp/ale'
Plug 'scrooloose/nerdtree'
Plug 'itchyny/lightline.vim'
Plug 'ctrlpvim/ctrlp.vim'
Plug 'octref/RootIgnore'
Plug 'Xuyuanp/nerdtree-git-plugin'
Plug 'Valloric/YouCompleteMe', { 'do': './install.py --js-completer' }
Plug 'leafgarland/typescript-vim'
Plug 'Quramy/tsuquyomi'
Plug 'Shougo/vimproc.vim', {'do' : 'make'}
call plug#end()

colorscheme spacegray

" Showing -- INSERT -- is unnecessary with lightline
set noshowmode
set laststatus=2
let g:lightline = {
      \ 'colorscheme': 'solarized',
      \ 'active': {
      \   'left': [ ['mode', 'paste'],
      \             ['fugitive', 'readonly', 'filename', 'modified'] ],
      \   'right': [ [ 'lineinfo' ], ['percent'] ]
      \ },
      \ 'component': {
      \   'readonly': '%{&filetype=="help"?"":&readonly?"🔒":""}',
      \   'modified': '%{&filetype=="help"?"":&modified?"+":&modifiable?"":"-"}',
      \   'fugitive': '%{exists("*fugitive#head")?fugitive#head():""}'
      \ },
      \ 'component_visible_condition': {
      \   'readonly': '(&filetype!="help"&& &readonly)',
      \   'modified': '(&filetype!="help"&&(&modified||!&modifiable))',
      \   'fugitive': '(exists("*fugitive#head") && ""!=fugitive#head())'
      \ },
      \ 'separator': { 'left': ' ', 'right': ' ' },
      \ 'subseparator': { 'left': ' ', 'right': ' ' }
      \ }

let g:javascript_plugin_flow = 0
let g:jsx_ext_required = 0
let g:javascript_plugin_jsdoc = 1

let loaded_netrwPlug=1 " Disables builtin filebrowser
let NERDTreeShowHidden=1
let g:NERDTreeWinSize=35
let g:NERDTreeWinPos = "right"
let NERDTreeMinimalUI = 1
let NERDTreeDirArrows = 1
autocmd StdinReadPre * let s:std_in=1
autocmd VimEnter * if argc() == 0 && !exists("s:std_in") | NERDTree | endif

let g:ctrlp_map = '<c-p>'
let g:ctrlp_cmd = 'CtrlP'

let g:prettier#config#print_width = 120
let g:prettier#config#tab_width = 2
let g:prettier#config#use_tabs = 'false'
let g:prettier#config#semi = 'true'
let g:prettier#config#single_quote = 'true'
let g:prettier#config#bracket_spacing = 'false'
let g:prettier#config#jsx_bracket_same_line = 'true'
let g:prettier#config#trailing_comma = 'all'
let g:prettier#config#parser = 'babylon'

let g:ale_sign_column_always = 0
let g:ale_sign_error = 'x'
let g:ale_sign_warning = '-'
let g:ale_lint_on_text_changed = 'never' " ale lints on save by default

" Ignore git repo in wildmenu and CtrlP and NERDTree
let g:RootIgnoreUseHome = 1
let g:ctrlp_working_path_mode = '0'
let NERDTreeRespectWildIgnore=1

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" => Moving around, tabs, windows and buffers
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" Esc is inefficient, use jj instead
imap jj <Esc>

" Smart way to move between windows
map <leader>j <C-W>j
map <leader>k <C-W>k
map <leader>h <C-W>h
map <leader>l <C-W>l

" Nerd tree hotkeys
noremap <leader>nt :NERDTreeToggle<cr>

" Useful mappings for managing tabs
map <leader>tn :tabnew<cr>
map <leader>tc :tabclose<cr>
map <leader>t<leader> :tabnext
noremap <leader>1 1gt
noremap <leader>2 2gt
noremap <leader>3 3gt
noremap <leader>4 4gt
noremap <leader>5 5gt
noremap <leader>6 6gt
noremap <leader>7 7gt
noremap <leader>8 8gt
noremap <leader>9 9gt

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

" Make splits easily
noremap <leader>v <C-W>v
noremap <leader>s <C-W>s
noremap <leader>q <C-W>q

" Hide search highlight
map <leader>hc :noh<cr>

" Select current word for action, e.g. replacement
map <leader>d *N

" Save file
ino <leader>:w <esc>:w<cr>a