vimrc-4.0.vim

" To use fancy symbols wherever possible, change this setting from 0 to 1
" and use a font from https://github.com/ryanoasis/nerd-fonts in your terminal
" (if you aren't using one of those fonts, you will see funny characters here.
" Turst me, they look nice when using one of those fonts).
let mapleader = ","
let fancy_symbols_enabled = 0

set encoding=utf-8
let using_neovim = has('nvim')
let using_vim = !using_neovim

let vim_plug_just_installed = 0
if using_neovim
    let vim_plug_path = expand('~/.config/nvim/autoload/plug.vim')
else
    let vim_plug_path = expand('~/.vim/autoload/plug.vim')
endif


if !filereadable(vim_plug_path)
    echo "Installing Vim-plug..."
    echo ""
    if using_neovim
        silent !mkdir -p ~/.config/nvim/autoload
        silent !curl -fLo ~/.config/nvim/autoload/plug.vim --create-dirs https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim
    else
        silent !mkdir -p ~/.vim/autoload
        silent !curl -fLo ~/.vim/autoload/plug.vim --create-dirs https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim
    endif
    let vim_plug_just_installed = 1
endif



" manually load vim-plug the first time
if vim_plug_just_installed
    :execute 'source '.fnameescape(vim_plug_path)
endif
set nocompatible              " be iMproved, required
filetype off                  " required

" set the runtime path to include Vundle and initialize
set rtp+=~/.vim/bundle/Vundle.vim
call vundle#begin()
" alternatively, pass a path where Vundle should install plugins
"call vundle#begin('~/some/path/here')

" let Vundle manage Vundle, required
Plugin 'VundleVim/Vundle.vim'

" The following are examples of different formats supported.
" Keep Plugin commands between vundle#begin/end.
" plugin on GitHub repo
Plugin 'tpope/vim-fugitive'
" plugin from http://vim-scripts.org/vim/scripts.html
" Plugin 'L9'
" Git plugin not hosted on GitHub
Plugin 'git://git.wincent.com/command-t.git'
" git repos on your local machine (i.e. when working on your own plugin)
Plugin 'file:///home/gmarik/path/to/plugin'
" The sparkup vim script is in a subdirectory of this repo called vim.
" Pass the path to set the runtimepath properly.
Plugin 'rstacruz/sparkup', {'rtp': 'vim/'}
" Install L9 and avoid a Naming conflict if you've already installed a
" different version somewhere else.
Plugin 'ascenator/L9', {'name': 'newL9'}
"
"
" --------------------------------------------------------------------
"

" Override configs by directory
Plugin 'arielrossanigo/dir-configs-override.vim'
" Code commenter
Plugin 'scrooloose/nerdcommenter'
" Better file browser
Plugin 'scrooloose/nerdtree'
" Class/module browser
Plugin 'majutsushi/tagbar'
" Search results counter
Plugin 'vim-scripts/IndexedSearch'
" A couple of nice colorschemes
" Plug 'fisadev/fisa-vim-colorscheme'
Plugin 'patstockwell/vim-monokai-tasty'
" Airline
Plugin 'vim-airline/vim-airline'
Plugin 'vim-airline/vim-airline-themes'
" Code and files fuzzy finder
Plugin 'junegunn/fzf', { 'dir': '~/.fzf', 'do': './install --all' }
Plugin 'junegunn/fzf.vim'
" Pending tasks list
Plugin 'fisadev/FixedTaskList.vim'


Plugin 'Shougo/deoplete.nvim'

Plugin 'roxma/nvim-yarp'
Plugin 'roxma/vim-hug-neovim-rpc'
" Python autocompletion
Plugin 'deoplete-plugins/deoplete-jedi'
" Completion from other opened files
Plugin 'Shougo/context_filetype.vim'
" Just to add the python go-to-definition and similar features, autocompletion
" from this plugin is disabled
Plugin 'davidhalter/jedi-vim'
" Automatically close parenthesis, etc
Plugin 'Townk/vim-autoclose'
" Surround
Plugin 'tpope/vim-surround'
" Indent text object
Plugin 'michaeljsmith/vim-indent-object'
" Indentation based movements
Plugin 'jeetsukumaran/vim-indentwise'
" Better language packs
Plugin 'sheerun/vim-polyglot'
" Ack code search (requires ack installed in the system)
Plugin 'mileszs/ack.vim'
" Paint css colors with the real color
Plugin 'lilydjwg/colorizer'
" Window chooser
Plugin 't9md/vim-choosewin'
" Automatically sort python imports
Plugin 'fisadev/vim-isort'
" Highlight matching html tags
Plugin 'valloric/MatchTagAlways'
" Generate html in a simple way
Plugin 'mattn/emmet-vim'

" Git integration(---------------------Error-------------------)
" Plugin 'tpope/vim-fugitive'
" Git/mercurial/others diff icons on the side of the file lines
"Plug 'mhinz/vim-signify'


" Yank history navigation
Plugin 'vim-scripts/YankRing.vim'
" Linters
Plugin 'neomake/neomake'
" Relative numbering of lines (0 is the current line)
" (disabled by default because is very intrusive and can't be easily toggled
" on/off. When the plugin is present, will always activate the relative
" numbering every time you go to normal mode. Author refuses to add a setting
" to avoid that)
Plugin 'myusuf3/numbers.vim'
" Nice icons in the file explorer and file type status line.
Plugin 'ryanoasis/vim-devicons'

" Vim Commentary
" Plugin 'tpope/vim-commentary'
Plugin 'tomtom/tcomment_vim'

" Django
Plugin 'tweekmonster/django-plus.vim'
" Javascript Correct Indentation
Plugin 'jiangmiao/simple-javascript-indenter'

" NodeJS
" ctrl + x, ctrl + o
Plugin 'myhere/vim-nodejs-complete'

" Java
Plugin 'artur-shaik/vim-javacomplete2'


" Consoles as buffers (neovim has its own consoles as buffers)
" Plug 'rosenfeld/conque-term'
" XML/HTML tags navigation (neovim has its own)
" Plug 'vim-scripts/matchit.zip'

" ---------------------------------------------------------------------

" All of your Plugins must be added before the following line
call vundle#end()            " required
filetype plugin indent on    " required
" To ignore plugin indent changes, instead use:
"filetype plugin on
"
" Brief help
" :PluginList       - lists configured plugins
" :PluginInstall    - installs plugins; append `!` to update or just :PluginUpdate
" :PluginSearch foo - searches for foo; append `!` to refresh local cache
" :PluginClean      - confirms removal of unused plugins; append `!` to auto-approve removal
"
" see :h vundle for more details or wiki for FAQ
" Put your non-Plugin stuff after this line
"
" -------------------------------------------------------------------

" *******************************************************************
" A bunch of things that are set by default in neovim, but not in vim

" no vi-compatible
set nocompatible

" allow plugins by file type (required for plugins!)
filetype plugin on
filetype indent on

" always show status bar
set ls=2

" incremental search
set incsearch
" highlighted search results
set hlsearch

" syntax highlight on
syntax on

" better backup, swap and undos storage for vim (nvim has nice ones by
" default)
set directory=~/.vim/dirs/tmp     " directory to place swap files in
set backup                        " make backup files
set backupdir=~/.vim/dirs/backups " where to put backup files
set undofile                      " persistent undos - undo after you re-open the file
set undodir=~/.vim/dirs/undos
set viminfo+=n~/.vim/dirs/viminfo
" create needed directories if they don't exist
if !isdirectory(&backupdir)
    call mkdir(&backupdir, "p")
endif
if !isdirectory(&directory)
    call mkdir(&directory, "p")
endif
if !isdirectory(&undodir)
    call mkdir(&undodir, "p")
endif

" *******************************************************************


" tabs and spaces handling
set expandtab
set tabstop=4
set softtabstop=4
set shiftwidth=4

" show line numbers
set nu
set rnu

" remove ugly vertical lines on window division
set fillchars+=vert:\

"  use 256 colors when possible
if has('gui_running') || using_neovim || (&term =~? 'mlterm\|xterm\|xterm-256\|screen-256')
    if !has('gui_running')
        let &t_Co = 256
    endif
    colorscheme vim-monokai-tasty
else
    colorscheme delek
endif

" needed so deoplete can auto select the first suggestion
set completeopt+=noinsert
" comment this line to enable autocompletion preview window
" (displays documentation related to the selected completion option)
" disabled by default because preview makes the window flicker
set completeopt-=preview

" autocompletion of files and commands behaves like shell
" (complete only the common part, list the options that match)
set wildmode=list:longest


" save as sudo
ca w!! w !sudo tee "%"

" tab navigation mappings
map tt :tabnew
map <M-Right> :tabn<CR>
imap <M-Right> <ESC>:tabn<CR>
map <M-Left> :tabp<CR>
imap <M-Left> <ESC>:tabp<CR>

" when scrolling, keep cursor 3 lines away from screen border
set scrolloff=3

" clear search results
nnoremap <silent> // :noh<CR>

" clear empty spaces at the end of lines on save of python files
autocmd BufWritePre *.py :%s/\s\+$//e

" fix problems with uncommon shells (fish, xonsh) and plugins running commands
" (neomake, ...)
set shell=/bin/bash

" Ability to add python breakpoints
" (I use ipdb, but you can change it to whatever tool you use for debugging)
au FileType python map <silent> <leader>b Oimport ipdb; ipdb.set_trace()<esc>

" ============================================================================
" Plugins settings and mappings
" Edit them as you wish.

" Tagbar -----------------------------

" toggle tagbar display
map <F4> :TagbarToggle<CR>
" autofocus on tagbar open
let g:tagbar_autofocus = 1

" NERDTree -----------------------------

" toggle nerdtree display
map <F3> :NERDTreeToggle<CR>
" open nerdtree with the current file selected
nmap ,t :NERDTreeFind<CR>
" don;t show these file types
let NERDTreeIgnore = ['\.pyc$', '\.pyo$']

" Enable folder icons
let g:WebDevIconsUnicodeDecorateFolderNodes = 1
let g:DevIconsEnableFoldersOpenClose = 1

" Fix directory colors
highlight! link NERDTreeFlags NERDTreeDir

" Remove expandable arrow
let g:WebDevIconsNerdTreeBeforeGlyphPadding = ""
let g:WebDevIconsUnicodeDecorateFolderNodes = v:true
let NERDTreeDirArrowExpandable = "\u00a0"
let NERDTreeDirArrowCollapsible = "\u00a0"
let NERDTreeNodeDelimiter = "\x07"

" Autorefresh on tree focus
function! NERDTreeRefresh()
    if &filetype == "nerdtree"
        silent exe substitute(mapcheck("R"), "<CR>", "", "")
    endif
endfunction

autocmd BufEnter * call NERDTreeRefresh()

" Tasklist ------------------------------

" show pending tasks list
map <F2> :TaskList<CR>

" Neomake ------------------------------

" Run linter on write
autocmd! BufWritePost * Neomake

" Check code as python3 by default
let g:neomake_python_python_maker = neomake#makers#ft#python#python()
let g:neomake_python_flake8_maker = neomake#makers#ft#python#flake8()
let g:neomake_python_python_maker.exe = 'python3 -m py_compile'
let g:neomake_python_flake8_maker.exe = 'python3 -m flake8'

" Disable error messages inside the buffer, next to the problematic line
let g:neomake_virtualtext_current_error = 0


" Fzf ------------------------------

" file finder mapping
nmap ,e :Files<CR>
" tags (symbols) in current file finder mapping
nmap ,g :BTag<CR>
" the same, but with the word under the cursor pre filled
nmap ,wg :execute ":BTag " . expand('<cword>')<CR>
" tags (symbols) in all files finder mapping
nmap ,G :Tags<CR>
" the same, but with the word under the cursor pre filled
nmap ,wG :execute ":Tags " . expand('<cword>')<CR>
" general code finder in current file mapping
nmap ,f :BLines<CR>
" the same, but with the word under the cursor pre filled
nmap ,wf :execute ":BLines " . expand('<cword>')<CR>
" general code finder in all files mapping
nmap ,F :Lines<CR>
" the same, but with the word under the cursor pre filled
nmap ,wF :execute ":Lines " . expand('<cword>')<CR>
" commands finder mapping
nmap ,c :Commands<CR>



" Deoplete -----------------------------

" Use deoplete.
let g:deoplete#enable_at_startup = 1
call deoplete#custom#option({
\   'ignore_case': v:true,
\   'smart_case': v:true,
\})
" complete with words from any opened file
let g:context_filetype#same_filetypes = {}
let g:context_filetype#same_filetypes._ = '_'


" Jedi-vim ------------------------------

" Disable autocompletion (using deoplete instead)
let g:jedi#completions_enabled = 0

" All these mappings work only for python code:
" Go to definition
let g:jedi#goto_command = ',d'
" Find ocurrences
let g:jedi#usages_command = ',o'
" Find assignments
let g:jedi#goto_assignments_command = ',a'
" Go to definition in new tab
nmap ,D :tab split<CR>:call jedi#goto()<CR>


" Ack.vim ------------------------------

" mappings
nmap ,r :Ack
nmap ,wr :execute ":Ack " . expand('<cword>')<CR>

" Window Chooser ------------------------------

" mapping
nmap  -  <Plug>(choosewin)
" show big letters
let g:choosewin_overlay_enable = 1


" Signify ------------------------------

" this first setting decides in which order try to guess your current vcs
" UPDATE it to reflect your preferences, it will speed up opening files
let g:signify_vcs_list = ['git', 'hg']
" mappings to jump to changed blocks
nmap <leader>sn <plug>(signify-next-hunk)
nmap <leader>sp <plug>(signify-prev-hunk)
" nicer colors
highlight DiffAdd           cterm=bold ctermbg=none ctermfg=119
highlight DiffDelete        cterm=bold ctermbg=none ctermfg=167
highlight DiffChange        cterm=bold ctermbg=none ctermfg=227
highlight SignifySignAdd    cterm=bold ctermbg=237  ctermfg=119
highlight SignifySignDelete cterm=bold ctermbg=237  ctermfg=167
highlight SignifySignChange cterm=bold ctermbg=237  ctermfg=227

" Autoclose ------------------------------

" Fix to let ESC work as espected with Autoclose plugin
" (without this, when showing an autocompletion window, ESC won't leave insert
"  mode)
let g:AutoClosePumvisible = {"ENTER": "\<C-Y>", "ESC": "\<ESC>"}

" Yankring -------------------------------
if using_neovim
    let g:yankring_history_dir = '~/.config/nvim/'
    " Fix for yankring and neovim problem when system has non-text things
    " copied in clipboard
    let g:yankring_clipboard_monitor = 0
else
    let g:yankring_history_dir = '~/.vim/dirs/'
endif


" Airline ------------------------------

let g:airline_powerline_fonts = 0
let g:airline_theme = 'bubblegum'
let g:airline#extensions#whitespace#enabled = 0


" Fancy Symbols!!

if fancy_symbols_enabled
    let g:webdevicons_enable = 1

    " custom airline symbols
    if !exists('g:airline_symbols')
       let g:airline_symbols = {}
    endif
    let g:airline_left_sep = ''
    let g:airline_left_alt_sep = ''
    let g:airline_right_sep = ''
    let g:airline_right_alt_sep = ''
    let g:airline_symbols.branch = '⭠'
    let g:airline_symbols.readonly = '⭤'
    let g:airline_symbols.linenr = '⭡'
else
    let g:webdevicons_enable = 0
endif



" Custom configurations ----------------

" Include user's custom nvim configurations
if using_neovim
    let custom_configs_path = "~/.config/nvim/custom.vim"
else
    let custom_configs_path = "~/.vim/custom.vim"
endif
if filereadable(expand(custom_configs_path))
  execute "source " . custom_configs_path
endif

" ---------------------------------------

" Comment

autocmd FileType apache set commentstring=#\ %s

" ----------------------------------------

" Backspace

set backspace=indent,eol,start

" ----------------------------------------

" My Shortcuts

" Run Python
" map <F5> <Esc>:w<CR>:!clear;python3 %<CR>
"short cut to toggle Nerd Tree
map <silent> <C-b> :NERDTreeToggle<CR>

" ----------------------------------------

" Nerd Tree Settings

" make NERDTree always open on the right side
let g:NERDTreeWinPos = "right"

""How can I open a NERDTree automatically when vim starts up?
"autocmd vimenter * NERDTree

"" How can I open a NERDTree automatically when vim starts up if no files were specified?

"autocmd StdinReadPre * let s:std_in=1
"autocmd VimEnter * if argc() == 0 && !exists("s:std_in") | NERDTree | endif

" ----------------------------------------

" Rename tabs to show tab number.

" (Based on http://stackoverflow.com/questions/5927952/whats-implementation-of-vims-default-tabline-function)
if exists("+showtabline")
    function! MyTabLine()
        let s = ''
        let wn = ''
        let t = tabpagenr()
        let i = 1
        while i <= tabpagenr('$')
            let buflist = tabpagebuflist(i)
            let winnr = tabpagewinnr(i)
            let s .= '%' . i . 'T'
            let s .= (i == t ? '%1*' : '%2*')
            let s .= ' '
            let wn = tabpagewinnr(i,'$')

            let s .= '%#TabNum#'
            let s .= i
            " let s .= '%*'
            let s .= (i == t ? '%#TabLineSel#' : '%#TabLine#')
            let bufnr = buflist[winnr - 1]
            let file = bufname(bufnr)
            let buftype = getbufvar(bufnr, 'buftype')
            if buftype == 'nofile'
                if file =~ '\/.'
                    let file = substitute(file, '.*\/\ze.', '', '')
                endif
            else
                let file = fnamemodify(file, ':p:t')
            endif
            if file == ''
                let file = '[No Name]'
            endif
            let s .= ' ' . file . ' '
            let i = i + 1
        endwhile
        let s .= '%T%#TabLineFill#%='
        let s .= (tabpagenr('$') > 1 ? '%999XX' : 'X')
        return s
    endfunction
    set stal=2
    set tabline=%!MyTabLine()
    set showtabline=1
    highlight link TabNum Special
endif


" Highlights current line in Insert Mode-----------------
" autocmd InsertEnter,InsertLeave * set cul!

" Comment ----------
map <C-\> gcc

" Switch Vim Tabs ------------
nnoremap <S-h> gT
nnoremap <S-l> gt

nnoremap <S-Tab> gt

" Show Expandable icons in NERDTree ---------
let g:NERDTreeDirArrowExpandable = '▸'
let g:NERDTreeDirArrowCollapsible = '▾'

" Disabling arrow keys -----
map <Down> <Nop>
map <Up> <Nop>
map <Right> <Nop>
map <Left> <Nop>

" Shifting splits more effieiently
noremap <C-h> <C-w>h
noremap <C-j> <C-w>j
noremap <C-k> <C-w>k
noremap <C-l> <C-w>l

" To move to command mode instantly
inoremap jj <ESC>

" To save file instantly
nmap <leader>w <Esc>:w<CR>

" To save file instantly in insert mode
imap <leader>w <Esc>:w<CR>

" To copy paste in and from `+` register instantly
" noremap <C-c> "+y
" noremap <C-v> "+p

" Select and Copy All Lines in + Register
noremap <C-a> mcgg"+yG`c<CR>

" Indent all lines in current working file
noremap <C-i> <Esc>mcgg=G`c

" Transparent Background -----------------
hi Normal guibg=NONE ctermbg=NONE

" Go to Last opened position of File
" Uncomment the following to have Vim jump to the last position when                                                       
" reopening a file
if has("autocmd")
  au BufReadPost * if line("'\"") > 0 && line("'\"") <= line("$")
    \| exe "normal! g'\"" | endif
endif

" Map ,, for Html, css, js
imap ,, <C-y>,

" To chnage cursor 
" https://stackoverflow.com/questions/6488683/how-do-i-change-the-cursor-between-normal-and-insert-modes-in-vim
let &t_SI = "\e[6 q"
let &t_EI = "\e[2 q"

" Optionally reset the cursor on start:
augroup myCmds
au!
autocmd VimEnter * silent !echo -ne "\e[2 q"
augroup END

" Saving sessions while newd Tree is open can cause Errors.
" NERDTree doesn't save the tree to disk, so it cannot be restored
set sessionoptions-=blank


" enable line numbers in NERDTree
let NERDTreeShowLineNumbers=1
" make sure relative line numbers are used
autocmd FileType nerdtree setlocal relativenumber

inoremap <leader>sys System.out.println();<Esc>hi""<Esc>i
inoremap <leader>psv public static void main(String[] args){<CR>}<Esc>ko
inoremap <leader>for for(int i = 0; i < n; i++){<CR>}<Esc>ko
inoremap <leader>jai Jai Swaminarayan

" Press , and `D` to make block comment
set breakindent
set breakindentopt=shift:0,min:40,sbr
set showbreak=--

" Detect to comment out javascript and CSS.
let g:tcomment#filetype#guess_htmldjango=1

" New Line in vim and goes to insert mode
" nmap <CR> o

" Press , and `D` to make block comment
map <leader>D <C-_>a django_block<CR>
" Press , and `d` to make inline comment which is default
map <leader>d <C-_>a django_inline<CR>


" https://github.com/artur-shaik/vim-javacomplete2/
" vim-javacomplete2 
autocmd FileType java setlocal omnifunc=javacomplete#Complete
nmap <F4> <Plug>(JavaComplete-Imports-AddSmart)
imap <F4> <Plug>(JavaComplete-Imports-AddSmart)

" To enable smart (trying to guess import option) inserting class imports with F4, add:
nmap <F5> <Plug>(JavaComplete-Imports-Add)

" To enable usual (will ask for import option) inserting class imports with F5, add:
nmap <F5> <Plug>(JavaComplete-Imports-Add)
imap <F5> <Plug>(JavaComplete-Imports-Add)

" To add all missing imports with F6:
nmap <F6> <Plug>(JavaComplete-Imports-AddMissing)
imap <F6> <Plug>(JavaComplete-Imports-AddMissing)

" To remove all unused imports with F7:
nmap <F7> <Plug>(JavaComplete-Imports-RemoveUnused)
imap <F7> <Plug>(JavaComplete-Imports-RemoveUnused)