New vim resource using Plug

Uses:
* coc.nvim for diagnostics, syntax & error checking
* NERDTree for project tree view
* fzf  (silversearch-ag) for searching fuzzy file searching
* vimade for dimming unfocused window panes
* vim-commentary  for code commenting

Author: ApplicationDeveloper

.vimrc

@@ -1,217 +1,112 @@
-set nocompatible              " be iMproved, required
-filetype off                  " required
-
-" set the runtime path to include Vundle and initialize
-set rtp+=~/.vim/bundle/Vundle.vim
-set rtp+=~/.fzf
-
-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 'scrooloose/nerdtree'
-Plugin 'scrooloose/syntastic'
-Plugin 'scrooloose/nerdcommenter'
-Plugin 'vim-airline/vim-airline'
-Plugin 'vim-airline/vim-airline-themes'
-Plugin 'airblade/vim-gitgutter'
-Plugin 'dracula/vim'
-Plugin 'altercation/vim-colors-solarized'
-Plugin 'morhetz/gruvbox'
-Plugin 'acoustichero/simple_dark'
-Plugin 'junegunn/goyo.vim'
-Plugin 'tomasr/molokai'
-Plugin 'lifepillar/vim-mucomplete'
-Plugin 'junegunn/fzf', { 'dir': '~/.fzf', 'do': './install --all' }
-Plugin 'junegunn/fzf.vim'
-" plugin from http://vm-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'}
-" 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
-
-set number "relativenumber
-set textwidth=99
+call plug#begin()
+Plug 'neoclide/coc.nvim', {'branch': 'release'}
+Plug 'tpope/vim-fugitive'
+Plug 'tpope/vim-commentary'
+Plug 'junegunn/fzf', { 'dir': '~/.fzf', 'do': './install --bin' }
+Plug 'junegunn/fzf.vim'
+Plug 'tadaa/vimade'
+Plug 'joshdick/onedark.vim'
+Plug 'scrooloose/nerdtree'
+Plug 'junegunn/goyo.vim'
+call plug#end()
+
+" === Configurations ===
+set number " Show line number
+set mouse=a " Use mouse to scroll 
+set smartindent
 set autoindent
-"set colorcolumn=101
 set nowrap
-set softtabstop=4 shiftwidth=4 expandtab
-set background=dark
+set background=light
 set title
 set hlsearch
-set incsearch
-set clipboard=unnamed
+set incsearch " Focus search string while typing
+set softtabstop=4 shiftwidth=4 expandtab
+set clipboard=exclude:.* " Don't connect to X display
 set showcmd
-" Auto indent when copy pasting
-set pastetoggle=<F3>
-" Fuzzy file built-in
-set path+=**
-set wildmenu
-set wildignore+=*/min/*,*/vendor/*,*/node_modules/*,*/bower_components/*,*/storage/*
-set backupdir=~/.vim/tmp//,.
+set pastetoggle=<F3> " Auto indent when copy & pasting
+set backupdir=~/.vim/tmp//,. " Set swap files directory
 set directory=~/.vim/tmp//,.
 
-" Airline config 
-let g:airline_powerline_fonts=1
-
-" AirlineTheme config
-let g:airline_theme='luna'
-
-" Signify config
-let g:signify_vcs_list=['git']
-let g:signify_line_highlight=1
-
-" Tagbar
-let g:tagbar_ctags_bin="/usr/local/bin/ctags"
-
-" Faster CtrlP search
-"let g:ctrlp_user_command = ['.git', 'cd %s && git ls-files . -co --exclude-standard', 'find %s -type f']
-
-"let g:solarized_termcolors=256
-
-" MuComplete
-set completeopt+=menuone,noselect
-let g:mucomplete#enable_auto_at_startup=1
-
-" Default fzf layout
-" - down / up / left / right
-let g:fzf_layout = { 'down': '~40%' }
-let $FZF_DEFAULT_COMMAND=' (git ls-tree -r --name-only HEAD || find . -path "*/\.*" -prune -o -type f -print -o -type l -print | sed s/^..//) 2> /dev/null'
-
-" Customize fzf colors to match your color scheme
-let g:fzf_colors =
-      \ { 'fg':      ['fg', 'Normal'],
-      \ 'bg':      ['bg', 'Normal'],
-      \ 'hl':      ['fg', 'Comment'],
-      \ 'fg+':     ['fg', 'CursorLine', 'CursorColumn', 'Normal'],
-      \ 'bg+':     ['bg', 'CursorLine', 'CursorColumn'],
-      \ 'hl+':     ['fg', 'Statement'],
-      \ 'info':    ['fg', 'PreProc'],
-      \ 'border':  ['fg', 'Ignore'],
-      \ 'prompt':  ['fg', 'Conditional'],
-      \ 'pointer': ['fg', 'Exception'],
-      \ 'marker':  ['fg', 'Keyword'],
-      \ 'spinner': ['fg', 'Label'],
-      \ 'header':  ['fg', 'Comment'] }
-
-" let dimension=&colorcolumn + 5
-" 
-" " Indent config
-" let g:indentLine_char_list = ['|', '¦', '┆', '┊']
-" 
-" "Goyo config
-" let g:goyo_width=dimension
-" let g:goyo_height=95
-" let g:goyo_linenr=1
-
-" NERDCommenter config
-let g:NERDSpaceDelims=1
-let g:NERDCustomDelimiters={'c':{ 'left': '/**', 'right': '*/'}}
-let g:NERDCommentEmptyLines=1
-
-" Syntastic config
-set statusline+=%#warningmsg#
-set statusline+=%{SyntasticStatuslineFlag()}
-set statusline+=%*
-
-let g:syntastic_always_populate_loc_list = 1
-let g:syntastic_auto_loc_list = 1
-let g:syntastic_check_on_open = 1
-let g:syntastic_check_on_wq = 0
-
-if &term =~ '256color' || &term == 'screen'
-   " Disable Background Color Erase (BCE) so that color schemes
-   "     " work properly when Vim is used inside tmux and GNU screen.
-   set t_ut=
-   set t_Co=256
+" Disable Background Color Erase
+" Removes color reside on scroll
+if &term =~ '256color'
+    set t_ut=
 endif
 
-if &term == 'linux' || &term == 'screen'
-    " colorscheme solarized
-else
-    " colorscheme dracula
-endif
+" CoC Configurations
+set hidden
+set cmdheight=2
+set updatetime=300
+set shortmess+=c
+set signcolumn=yes
+set nobackup
+set nowritebackup
+
+" Vimade Configurations
+let g:vimade = {}
+let g:vimade.fadelevel = 0.4
+let g:vimade.enablesigns = 1
+
+" === Key Bindings ===
+" FZF
+nmap <C-P> :Files<CR>
 
-au BufRead,BufNewFile *.vue set filetype=html
-autocmd FileType html setlocal shiftwidth=2 softtabstop=2 expandtab
-autocmd FileType vue setlocal shiftwidth=2 softtabstop=2 expandtab
-autocmd FileType js setlocal shiftwidth=4 softtabstop=4 expandtab
-"Allow transparent bg
-"autocmd ColorScheme * highlight Normal ctermbg=None
+" NERDTree
+map <C-F7> :NERDTreeToggle<CR>
+
+" CoC
+" Use K to show documentation
+nnoremap <silent> K :call <SID>show_documentation()<CR>
+function! s:show_documentation()
+    if (index(['vim','help'], &filetype) >= 0)
+        execute 'h '.expand('<cword>')
+    else
+        call CocActionAsync('doHover')
+    endif
+endfunction
+
+" Use TAB to trigger completion
+inoremap <silent><expr> <TAB>
+      \ pumvisible() ? "\<C-n>" :
+      \ <SID>check_back_space() ? "\<TAB>" :
+      \ coc#refresh()
+inoremap <expr><S-TAB> pumvisible() ? "\<C-p>" : "\<C-h>"
+
+function! s:check_back_space() abort
+    let col = col('.') - 1
+    return !col || getline('.')[col - 1]  =~# '\s'
+endfunction
+
+" Use <c-space> to trigger completion.
+inoremap <silent><expr> <c-@> coc#refresh()
+
+" Remap keys for gotos
+nmap <silent> gd <Plug>(coc-definition)
+nmap <silent> gy <Plug>(coc-type-definition)
+nmap <silent> gi <Plug>(coc-implementation)
+nmap <silent> gr <Plug>(coc-references)
+
+" === Commands ===
+" Disable auto comment 
+autocmd FileType * setlocal formatoptions-=c formatoptions-=r formatoptions-=
+" FZF Preview
+com! -bar -bang Ag call fzf#vim#ag(<q-args>, fzf#vim#with_preview({'options': '--delimiter=: --nth=4..'}, 'right'), <bang>0)
 
-"autocmd ColorScheme * highlight Comment cterm=italic
+" Open NERDTree on startup
+autocmd VimEnter * NERDTree
+" Change focus to next window
+autocmd VimEnter * 2wincmd w
 
-"let g:mucomplete#enable_auto_at_startup = 0 
-syntax enable
-" colorscheme github
-" colorscheme gruvbox
-" colorscheme solarized
-colorscheme simple_dark
+" Close vim if NERDTree is last window
+autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTree") && b:NERDTree.isTabTree()) | q | endif
+
+" Vue Indentation 
+au BufRead,BufNewFile *.vue set filetype=vue
+autocmd FileType vue setlocal shiftwidth=2 softtabstop=2 expandtab
+" === Color Highlights ===
+
+highlight clear SignColumn
+highlight PMenu ctermbg=235 ctermfg=145
+highlight CocFloating ctermbg=235 ctermfg=145
+highlight LineNr ctermfg=8
 
-" FZF Key Bindings
-nmap <C-P> :Files<CR>
-nmap <F7> :NERDTreeToggle<CR>
-nmap <F8> :TagbarToggle<CR>
-nmap <C-S-F> :Ag<CR>
-
-" Auto Session
-" function! MakeSession()
-  " let b:sessiondir = $HOME . "/.vim/sessions" . getcwd()
-  " if (filewritable(b:sessiondir) != 2)
-    " exe 'silent !mkdir -p ' b:sessiondir
-    " redraw!
-  " endif
-  " let b:filename = b:sessiondir . '/session.vim'
-  " exe "mksession! " . b:filename
-" endfunction
-" 
-" function! LoadSession()
-  " let b:sessiondir = $HOME . "/.vim/sessions" . getcwd()
-  " let b:sessionfile = b:sessiondir . "/session.vim"
-  " if (filereadable(b:sessionfile))
-    " exe 'source ' b:sessionfile
-  " else
-    " echo "No session loaded."
-  " endif
-" endfunction
-
-" if (argc() == 0)
-  " au VimEnter * nested :call LoadSession()
-" endif
-
-augroup VCenterCursor
-    au!
-    au BufEnter,WinEnter,WinNew,VimResized *,*.*
-        \ let &scrolloff=winheight(win_getid())/2
-augroup END
-
-" au VimLeave * :call MakeSession()
-" au BufRead,BufEnter,BufNewFile * IndentLinesReset
-" au VimEnter * Goyo
-com! -bar -bang Ag call fzf#vim#ag(<q-args>, fzf#vim#with_preview({'options': '--delimiter=: --nth=4..'}, 'right'), <bang>0)