vimrc

" ========== Vim Basic Settings ============="

" Pathogen settings.
filetype off
"call pathogen#runtime_append_all_bundles()
"call pathogen#infect()
call plug#begin('~/.vim/plugged')
"Helptags
filetype plugin indent on


"==================== Vim Plug manager configurations ======================
" List of plugins 
" ==========================================================================
"
" Core plugins.
Plug 'junegunn/fzf', { 'dir': '~/.fzf', 'do': './install --all' }
Plug 'junegunn/fzf.vim'
Plug 'https://github.com/mileszs/ack.vim.git'
Plug 'scrooloose/nerdtree', { 'on': 'NERDTreeToggle' }
"Plug 'https://github.com/scrooloose/syntastic.git'
Plug 'https://github.com/w0rp/ale.git'

" Language plugins.
Plug 'https://github.com/fatih/vim-go.git', { 'for': 'go'}
Plug 'https://github.com/rust-lang/rust.vim.git', { 'for': 'rust' }
Plug 'https://github.com/chase/vim-ansible-yaml.git'

" Vim theme related.
Plug 'altercation/vim-colors-solarized'
Plug 'bling/vim-airline'
"Plug 'fholgado/minibufexpl.vim' " Short-form supported.
"Plug 'https://github.com/scrooloose/nerdcommenter.git'
"Plug 'https://github.com/klen/rope-vim.git', { 'for': 'python'}
"Plug 'https://github.com/majutsushi/tagbar.git'
"Plug 'https://github.com/davidhalter/jedi-vim.git'
"Plug 'https://github.com/wincent/Command-T'
"Plug 'https://github.com/SirVer/ultisnips.git'

call plug#end()

" ==============================================================

" Make vim incompatbile to vi.
set nocompatible
set modelines=0

"TAB settings.
set tabstop=4
set shiftwidth=4
set softtabstop=4
set expandtab

" More Common Settings.
set encoding=utf-8
set scrolloff=3
set autoindent
set showmode
set showcmd
set hidden
set wildmenu
set wildmode=list:longest
set visualbell
syntax on

"set cursorline
set ttyfast
set ruler
set backspace=indent,eol,start
set laststatus=2

"set relativenumber
set number
set norelativenumber

"set undofile
set shell=/bin/bash
set lazyredraw
set matchtime=3

" Window navigation.
:nmap <silent> <C-h> :wincmd h<CR>
:nmap <silent> <C-j> :wincmd j<CR>
:nmap <silent> <C-k> :wincmd k<CR>
:nmap <silent> <C-l> :wincmd l<CR>

"Changing Leader Key
let mapleader = ","
""""
" Set title to window
set title 
" Dictionary path, from which the words are being looked up.
set dictionary=/usr/share/dict/words

" Make pasting done without any indentation break."
set pastetoggle=<F3>

" Make Vim able to edit corntab fiels again.
set backupskip=/tmp/*,/private/tmp/*"

" Enable Mouse
set mouse=a
"set smartindent

"Settings for Searching and Moving
nnoremap / /\v
vnoremap / /\v
set ignorecase
set smartcase
set gdefault
set incsearch
set showmatch
set hlsearch
nnoremap <leader><space> :noh<cr>
"nnoremap <tab> %
"vnoremap <tab> %


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


" To  show special characters in Vim
"set list
set listchars=tab:▸\ ,eol:¬

" Naviagations using keys up/down/left/right
" Disabling default keys to learn the hjkl
nnoremap <up> <nop>
nnoremap <down> <nop>
nnoremap <left> <nop>
nnoremap <right> <nop>
"inoremap <up> <nop>
"inoremap <down> <nop>
"inoremap <left> <nop>
"inoremap <right> <nop>
"nnoremap j gj
"nnoremap k gk

" Rope settings."
inoremap <leader>j <ESC>:RopeGotoDefinition<cr>

" Get Rid of stupid Goddamned help keys
inoremap <F1> <ESC>
nnoremap <F1> <ESC>
vnoremap <F1> <ESC>

" Map : to ; also in command mode.
"nnoremap ; :

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

" Adding More Shorcuts keys using leader kye.
" Leader Kye provide separate namespace for specific commands.
",W Command to remove white space from a file.
""nnoremap <leader>W :%s/\s\+$//<cr>:let @/=''<CR>

" ,ft Fold tag, helpful for HTML editing.
nnoremap <leader>ft vatzf

" ,q Re-hardwrap Paragraph
nnoremap <leader>q gqip

" ,v Select just pasted text.
nnoremap <leader>v V`]

" ,ev Shortcut to edit .vimrc file on the fly on a vertical window.
nnoremap <leader>ev <C-w><C-v><C-l>:e $MYVIMRC<cr>

" jj For Qicker Escaping between normal and editing mode.
"inoremap jj <ESC>


" Working with split screen nicely
" Resize Split When the window is resized"
au VimResized * :wincmd =


" Wildmenu completion "
set wildmenu
set wildmode=list:longest
set wildignore+=.hg,.git,.svn " Version Controls"
set wildignore+=*.aux,*.out,*.toc "Latex Indermediate files"
set wildignore+=*.jpg,*.bmp,*.gif,*.png,*.jpeg "Binary Imgs"
set wildignore+=*.o,*.obj,*.exe,*.dll,*.manifest "Compiled Object files"
set wildignore+=*.spl "Compiled speolling world list"
set wildignore+=*.sw? "Vim swap files"
set wildignore+=*.DS_Store "OSX SHIT"
set wildignore+=*.luac "Lua byte code"
set wildignore+=migrations "Django migrations"
set wildignore+=*.pyc "Python Object codes"
set wildignore+=*.orig "Merge resolution files"
set wildignore+=node_modules/** "Exclude node modules.
set wildignore+=ENV "Exclude python virtual environments.
set wildignore+=build/** "Any build folders.

" Custom project specific ignores
set wildignore+=paper-web/**
set wildignore+=insight/**
set wildignore+=static/**

"Make Sure that Vim returns to the same line when we reopen a file"
augroup line_return
    au!
    au BufReadPost *
        \ if line("'\"") > 0 && line("'\"") <= line("$") |
        \ execute 'normal! g`"zvzz' |
        \ endif
augroup END

nnoremap g; g;zz

" =========== END Basic Vim Settings ===========


" >>> Special binding rules <<<

" > Folding the leftcolumn toggle. < "
nnoremap <leader>f :call FoldColumnToggle()<cr>

" direct mapping may disable other mappings done on this keybinding.
"imap <leader>f :call FoldColumnToggle()<cr>

function! FoldColumnToggle()
    if &foldcolumn
        setlocal foldcolumn=0
    else
        setlocal foldcolumn=4
    endif
endfunction

" > Quick Fix Toggle to see the quickfix window < "
nnoremap <leader>q :call QuickFixToggle()<cr>

" Global variable keeping track of the state of the quick fix window.
let g:quickfix_is_open = 0

function! QuickFixToggle()
    if g:quickfix_is_open
        cclose
        let g:quickfix_is_open = 0
        execute g:quickfix_return_to_window . "wincmd w"
    else
        let g:quickfix_return_to_window = winnr()
        copen
        let g:quickfix_is_open = 1
    endif
endfunction

" > Spell checker Toggler <
nnoremap <leader>c :call SpellChecker()<cr>

let g:spell_checker_is_active = 0
function! SpellChecker()
    if g:spell_checker_is_active
        setlocal spell spelllang=
        let g:spell_checker_is_active = 0
    else
        setlocal spell spelllang=en_us
        let g:spell_checker_is_active = 1
    endif
endfunction

" >>> END Special binding rules <<<

" =========== Gvim Settings =============

" Removing scrollbars
if has("gui_running")
    set guitablabel=%-0.12t%M
    set guioptions-=T
    set guioptions-=r
    set guioptions-=L
    set guioptions+=a
    set guioptions-=m
    set listchars=tab:▸\ ,eol:¬         " Invisibles using the Textmate style

    set guifont=Cousine\ 10
else
    set t_Co=256
endif

"set background=dark
"colorscheme badwolf

let g:solarized_termcolors=256

syntax enable
set background=dark
colorscheme solarized



" Source the vimrc file after saving it
"autocmd bufwritepost .vimrc source ~/.vimrc

" ========== END Gvim Settings ==========


" ========== Plugin Settings =========="

" Mapping to NERDTree
nnoremap <C-n> :NERDTreeToggle<cr>
let NERDTreeIgnore=['\.vim$', '\~$', '\.pyc$']

" Mini Buffer some settigns."
let g:miniBufExplMapWindowNavVim = 1
let g:miniBufExplMapWindowNavArrows = 1
let g:miniBufExplMapCTabSwitchBufs = 1
let g:miniBufExplModSelTarget = 1

" Tab color settings to make it more visible.
hi MBEChanged ctermfg=white
hi MBENormal ctermfg=white

" Rope Plugin settings
" imap <leader>j <ESC>:RopeGotoDefinition<cr>
nmap <leader>j <ESC>:RopeGotoDefinition<cr>

" Tagbar key bindings."
nmap <leader>l <ESC>:TagbarToggle<cr>
imap <leader>l <ESC>:TagbarToggle<cr>i

" Snipmate remap settings. It's binding overwritten standard
" bindings.
" Snipmate using bellow VIM's default keys, just unmap it.
" autocmd VimEnter * unmap! <C-i>


" Add the virtualenv's site-packages to vim path
"py << EOF
"import os.path
"import sys
"import vim
"if 'VIRTUAL_ENV' in os.environ:
"    project_base_dir = os.environ['VIRTUAL_ENV']
"    sys.path.insert(0, project_base_dir)
"    activate_this = os.path.join(project_base_dir, 'bin/activate_this.py')
"    with open(activate_this, 'r') as f:
"        exec(f.read(), dict(__file__=activate_this))
"EOF

" make YCM compatible with UltiSnips
" let g:ycm_key_list_select_completion = ['<C-n>', '<Down>']
" let g:ycm_key_list_previous_completion = ['<C-p>', '<Up>']
" let g:SuperTabDefaultCompletionType = '<C-n>'
"  
" better key bindings for UltiSnipsExpandTrigger
"let g:UltiSnipsUsePythonVersion = 2
"let g:UltiSnipsExpandTrigger="<tab>"
"let g:UltiSnipsJumpForwardTrigger="<c-j>"
"let g:UltiSnipsJumpBackwardTrigger="<c-k>"


" ACK using ag as the searcher.
let g:ackprg = 'ag --nogroup --nocolor --column'

" FZF plugin  mapping settings.
nmap ; :Buffers<CR>
nmap <Leader>t :Files<CR>
nmap <Leader>r :Tags<CR>

"" ALE
let g:ale_statusline_format = ['☀️️ %d', '🕯️ %d', '']
let g:ale_fix_on_save = 1
let g:ale_lint_on_text_changed = 'never'
let g:ale_lint_on_insert_leave = 0

let g:ale_fixers = { 'javascript': ['prettier', 'eslint'] }
let g:ale_linters = { 'javascript': ['eslint'] }

let g:ale_javascript_prettier_use_local_config = 1
"let g:ale_javascript_eslint_executable = '/Users/haridas/.nvm/versions/node/v6.11.5/bin/eslint'

" =========== END Plugin Settings =========="

" Automatically remove the trailing white space on a given file. helps to keep
" clean git history.
autocmd BufWritePre *.py,*cpp,*.c %s/\ \+$//e