1" la-ninpre init.vim "
  2
  3" use space as leader key
  4let mapleader=" "
  5
  6" enter new era :D
  7set nocompatible
  8set encoding=utf-8
  9
 10" enable 24-bit colors
 11set termguicolors
 12
 13" enable hybrid numbers
 14set nu rnu
 15
 16" mouse is bad, but sometimes is useful
 17set mouse=a
 18
 19" this is for better file searching
 20set path=.,**
 21set wildmenu
 22
 23" more intuitive splits
 24set splitbelow splitright
 25
 26" search options
 27set nohlsearch incsearch ignorecase smartcase showmatch
 28
 29" ruler
 30set rulerformat=%35(%{strftime('%F\ %H:%M')}%=%l/%L%=%c%V%=%p%%\ %)
 31
 32" expand tabs to spaces
 33set tabstop=4 softtabstop=4
 34set shiftwidth=4
 35set expandtab
 36
 37" use autoindents
 38set smartindent
 39
 40" replace default behaviour with undotree plugin
 41set noswapfile nobackup
 42set undodir=~/.local/share/nvim/undodir
 43set undofile
 44
 45" actually, i don't remember what is this...
 46set hidden
 47
 48" fix update time
 49set updatetime=50
 50
 51" remind yourself about 80 column rule
 52set colorcolumn=81
 53
 54" enable insert mode when entering git commit message
 55autocmd VimEnter */COMMIT_EDITMSG startinsert
 56
 57" this could be used to show unprintable characters
 58set listchars=tab:>-,eol:$,space:•,trail:~
 59
 60" vim plug plugins
 61call plug#begin('~/.local/share/nvim/plugged')
 62Plug '~/.local/share/nvim/plugged/gruvbox', {'branch': 'la-ninpre/la-ninpre'}
 63Plug 'junegunn/goyo.vim'
 64Plug 'junegunn/limelight.vim'
 65Plug 'junegunn/fzf', { 'do': { -> fzf#install() } }
 66Plug 'junegunn/fzf.vim'
 67Plug 'mattn/emmet-vim'
 68Plug 'ap/vim-css-color'
 69Plug 'preservim/nerdcommenter'
 70Plug 'tpope/vim-surround'
 71Plug 'mbbill/undotree'
 72Plug 'dense-analysis/ale'
 73Plug 'cespare/vim-toml'
 74Plug 'https://tildegit.org/sloum/gemini-vim-syntax'
 75call plug#end()
 76filetype plugin indent on
 77
 78" colorscheme tweaks
 79let g:gruvbox_contrast_dark = 'hard'
 80if exists('+termguicolors')
 81    let &t_8f = "\<Esc>[38;2;%lu;%lu;%lum"
 82    let &t_8b = "\<Esc>[48;2;%lu;%lu;%lum"
 83endif
 84let g:gruvbox_invert_selection='0'
 85colorscheme gruvbox
 86set background=dark
 87
 88"
 89" mappings
 90"
 91
 92" easier navigation in splits
 93map <C-H> <C-W><C-H>
 94map <C-L> <C-W><C-L>
 95map <C-J> <C-W><C-J>
 96map <C-K> <C-W><C-K>
 97
 98" replace all occurencies of the word under the cursor
 99nnoremap <leader>su :%s/\<<C-r><C-w>\>/
100
101" show or hide undo tree
102nnoremap <leader>u :UndotreeToggle<CR>
103
104" open helptags
105nnoremap <leader>h :Helptags<CR>
106
107" open file with fzf
108nnoremap <leader>o :Files<CR>
109
110" easy source init.vim
111nnoremap <leader><CR> :so ~/.config/nvim/init.vim<CR>
112" easy open init.vim
113nnoremap <leader>vc :e ~/.config/nvim/init.vim<CR>
114
115" show or hide unprintable characters
116nnoremap <leader>sl :set list<CR>
117nnoremap <leader>sn :set nolist<CR>
118
119" goyo
120nnoremap <leader>go :Goyo<CR>
121
122" actually magick!
123" this moves higlighted block up or down
124vnoremap J :m '>+1<CR>gv=gv
125vnoremap K :m '<-2<CR>gv=gv
126
127" alias for capturing group in command mode (for use with regexps)
128cmap ;( \(\)<Left><Left>
129
130"
131" autocommands
132"
133
134" limelight on when goyo
135autocmd! User GoyoEnter Limelight
136autocmd! User GoyoLeave Limelight!
137
138" fix wrong nvim size when starting in alacritty
139autocmd VimEnter * :silent exec "!kill -s SIGWINCH $PPID"
140
141" highlight yanked text (needs nvim 0.5.x)
142augroup highlight_yank
143    autocmd!
144    autocmd TextYankPost * silent! lua require'vim.highlight'.on_yank({timeout = 40})
145augroup END