init.vim

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" My neovim config
" ~/.config/nvim/init.vim
" vincedgy - 2020
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" ref : https://medium.com/better-programming/setting-up-neovim-for-web-development-in-2020-d800de3efacd 
"
" Install Nerd Fonts
" -------------------
" brew tap homebrew/cask-fonts
" brew cask install font-hack-nerd-font
"
" Then set your terminal emulateor (Terminal, iterm2) to use this Fonts
"
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""

set nocompatible " not compatible with vi

" load plugins from vundle
filetype off

call plug#begin("~/.vim/plugged")

  " Theme
  Plug 'dracula/vim'

  " Language Client
  Plug 'neoclide/coc.nvim', {'branch': 'release'}
  let g:coc_global_extensions = ['coc-emmet', 'coc-css', 'coc-html', 'coc-json', 'coc-prettier', 'coc-tsserver']
 
  " TypeScript Highlighting
  Plug 'leafgarland/typescript-vim'
  Plug 'peitalin/vim-jsx-typescript'

  " File Explorer with Icons
  Plug 'scrooloose/nerdtree'
  Plug 'ryanoasis/vim-devicons'

  " File Search
  Plug 'junegunn/fzf', { 'dir': '~/.fzf', 'do': './install --all' }
  Plug 'junegunn/fzf.vim'

call plug#end()

" Enable theming support
"if (has("termguicolors"))
"  set termguicolors
"endif

" Theme
syntax enable
colorscheme dracula

let g:NERDTreeShowHidden = 1
let g:NERDTreeMinimalUI = 1
let g:NERDTreeIgnore = []
let g:NERDTreeStatusline = ''
" Automaticaly close nvim if NERDTree is only thing left open
autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTree") && b:NERDTree.isTabTree()) | q | endif
" Toggle
nnoremap <silent> <C-b> :NERDTreeToggle<CR>

nnoremap <C-p> :FZF<CR>
let g:fzf_action = {
  \ 'ctrl-t': 'tab split',
  \ 'ctrl-s': 'split',
  \ 'ctrl-v': 'vsplit'
  \}
" requires silversearcher-ag
" used to ignore gitignore files
let $FZF_DEFAULT_COMMAND = 'ag -g ""'

" open new split panes to right and below
set splitright
set splitbelow

" turn terminal to normal mode with escape
tnoremap <Esc> <C-\><C-n>

" use alt+hjkl to move between split/vsplit panels
tnoremap <A-h> <C-\><C-n><C-w>h
tnoremap <A-j> <C-\><C-n><C-w>j
tnoremap <A-k> <C-\><C-n><C-w>k
tnoremap <A-l> <C-\><C-n><C-w>l
nnoremap <A-h> <C-w>h
nnoremap <A-j> <C-w>j
nnoremap <A-k> <C-w>k
nnoremap <A-l> <C-w>l

" start terminal in insert mode
au BufEnter * if &buftype == 'terminal' | :startinsert | endif

" open terminal on ctrl+;
" uses zsh instead of bash
function! OpenTerminal()
  split term://bash
  resize 10
endfunction
nnoremap <c-n> :call OpenTerminal()<CR>

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

filetype plugin indent on

set autoread " detect when a file is changed

" make backspace behave in a sane manner
set backspace=indent,eol,start

" set a map leader for more key combos
let mapleader = ','

" Tab control
set noexpandtab " tabs ftw
set smarttab " tab respects 'tabstop', 'shiftwidth', and 'softtabstop'
set tabstop=4 " the visible width of tabs
set softtabstop=4 " edit as if the tabs are 4 characters wide
set shiftwidth=4 " number of spaces to use for indent and unindent
set shiftround " round indent to a multiple of 'shiftwidth'

set clipboard=unnamed

" faster redrawing
set ttyfast

" code folding settings
set foldmethod=syntax " fold based on indent
set foldnestmax=10 " deepest fold is 10 levels
set nofoldenable " don't fold by default
set foldlevel=1

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" => User Interface
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""

" Searching
set ignorecase " case insensitive searching
set smartcase " case-sensitive if expresson contains a capital letter
set hlsearch
set incsearch " set incremental search, like modern browsers
set nolazyredraw " don't redraw while executing macros

set magic " Set magic on, for regex

set showmatch " show matching braces
set mat=2 " how many tenths of a second to blink

" switch syntax highlighting on
syntax on

set encoding=utf8
let base16colorspace=256  " Access colors present in 256 colorspace"
set t_Co=256 " Explicitly tell vim that the terminal supports 256 colors"
set background=dark
colorscheme delek

set number
set relativenumber

set autoindent " automatically set indent of new line
set smartindent

set laststatus=2 " show the satus line all the time

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" => Mappings
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""

map <leader>ev :e! ~/.vimrc<cr> " edit ~/.vimrc

map <leader>wc :wincmd q<cr>

" moving up and down work as you would expect
nnoremap <silent> j gj
nnoremap <silent> k gk

" helpers for dealing with other people's code
nmap \t :set ts=4 sts=4 sw=4 noet<cr>
nmap \s :set ts=4 sts=4 sw=4 et<cr>

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" => Functions
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""

map <C-h> :call WinMove('h')<cr>
map <C-j> :call WinMove('j')<cr>
map <C-k> :call WinMove('k')<cr>
map <C-l> :call WinMove('l')<cr>

" Window movement shortcuts
" move to the window in the direction shown, or create a new window
function! WinMove(key)
    let t:curwin = winnr()
    exec "wincmd ".a:key
    if (t:curwin == winnr())
        if (match(a:key,'[jk]'))
            wincmd v
        else
            wincmd s
        endif
        exec "wincmd ".a:key
    endif
endfunction

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" => Plugin settings
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""

" close NERDTree after a file is opened
let g:NERDTreeQuitOnOpen=0
" show hidden files in NERDTree
let NERDTreeShowHidden=1
" Toggle NERDTree
nmap <silent> <leader>k :NERDTreeToggle<cr>
" expand to the path of the file in the current buffer
nmap <silent> <leader>y :NERDTreeFind<cr>

" map fuzzyfinder (CtrlP) plugin
" nmap <silent> <leader>t :CtrlP<cr>
nmap <silent> <leader>r :CtrlPBuffer<cr>
let g:ctrlp_map='<leader>t'
let g:ctrlp_dotfiles=1
let g:ctrlp_working_path_mode = 'ra'

" CtrlP ignore patterns
let g:ctrlp_custom_ignore = {
            \ 'dir': '\.git$\|node_modules$\|\.hg$\|\.svn$',
            \ 'file': '\.exe$\|\.so$'
            \ }

" search the nearest ancestor that contains .git, .hg, .svn
let g:ctrlp_working_path_mode = 2

" Airline
let g:airline#extensions#tabline#enabled = 1
let g:airline_statusline_ontop = 1 
let g:airline_powerline_fonts = 1
let g:airline_theme='light'