My vim configuration file

.vimrc

""" =====VIM-PLUG=====

" Specify a directory for plugins
" - For Neovim: stdpath('data') . '/plugged'
" - Avoid using standard Vim directory names like 'plugin'
call plug#begin('~/.vim/plugged')

" Make sure you use single quotes

" Shorthand notation; fetches https://github.com/junegunn/vim-easy-align
Plug 'junegunn/vim-easy-align'
Plug 'tpope/vim-surround'
Plug 'flazz/vim-colorschemes'
Plug 'vim-airline/vim-airline'
Plug 'vim-airline/vim-airline-themes'


" Any valid git URL is allowed
Plug 'https://github.com/junegunn/vim-github-dashboard.git'

" Multiple Plug commands can be written in a single line using | separators
Plug 'SirVer/ultisnips' | Plug 'honza/vim-snippets'

" On-demand loading
Plug 'scrooloose/nerdtree', { 'on':  'NERDTreeToggle' }

" Using a non-default branch
Plug 'rdnetto/YCM-Generator', { 'branch': 'stable' }

" Plugin outside ~/.vim/plugged with post-update hook
Plug 'junegunn/fzf', { 'dir': '~/.fzf', 'do': './install --all' }

" Unmanaged plugin (manually installed and updated)
Plug '~/my-prototype-plugin'

" Initialize plugin system
call plug#end()


""" =====PERSONAL CUSTOMIZATIONS=====
" ---VIM---

" UTF-8 encoding
set encoding=utf-8

" Auto-save
" Plugin '907th/vim-auto-save'
" let g:auto_save = 1  " enable AutoSave on Vim startup

" ---COLORS---
set t_Co=256 "allow more colors for displaying of colorschemes

let g:airline_powerline_fonts = 1


" Color scheme
" colorscheme Tomorrow-Night-Bright
colorscheme seti

" Line numbers on
set nu
" highlight LineNr ctermfg=grey

syntax on

" Fix transparent background
hi Normal ctermbg=none
highlight NonText ctermbg=none
highlight LineNr ctermbg=none

" ---WINDOWS---

map <C-n> :NERDTreeToggle<CR>
"autocmd vimenter * NERDTree "auto open on vim-start
autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTree") && b:NERDTree.isTabTree()) | q | endif "auto close on vim-quit

" Split screen open positioning
set splitbelow
set splitright

" Moving between split screens
nnoremap <C-J> <C-W><C-J>
nnoremap <C-K> <C-W><C-K>
nnoremap <C-L> <C-W><C-L>
nnoremap <C-H> <C-W><C-H>

" ---EDITOR---

" " Auto-complete variables
" Plugin 'Valloric/YouCompleteMe'
" " close auto-complete window after choosing
" let g:ycm_autoclose_preview_window_after_completion=1
" map <leader>g  :YcmCompleter GoToDefinitionElseDeclaration<CR>


" Enable folding
set foldmethod=syntax
set foldlevel=99
" Enable folding with the spacebar
nnoremap <space> za
" Enable doc preview in fold
let g:SimpylFold_docstring_preview=1

" Underscore as  word boundary
" set iskeyword-=_
" Paste mode
set pastetoggle=<F3>
" Prevent mouse from selecting line numbers when copying
set mouse+=a
" Condensed tabs
set tabstop=2
set shiftwidth=2
" Case sensitive search only if contain cases
set ignorecase
set smartcase
" incremental search
set incsearch
set hlsearch