.vimrc

syntax on

set guicursor=
set relativenumber
set nohlsearch
set hidden
set noerrorbells
set tabstop=4 softtabstop=4
set shiftwidth=4
set expandtab
set smartindent
set nu
set nowrap
set smartcase
set noswapfile
set nobackup
set undodir=~/.vim/undodir
set undofile
set incsearch
set termguicolors
set scrolloff=8
set noshowmode

" Give more space for displaying messages.
set cmdheight=2

" Having longer updatetime (default is 4000 ms = 4 s) leads to noticeable
" delays and poor user experience.
set updatetime=50

" Don't pass messages to |ins-completion-menu|.
set shortmess+=c

set colorcolumn=80
highlight ColorColumn ctermbg=0 guibg=lightgrey

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

Plug 'neoclide/coc.nvim', {'branch': 'release'}
Plug 'tweekmonster/gofmt.vim'
Plug 'tpope/vim-fugitive'
Plug 'vim-utils/vim-man'
Plug 'mbbill/undotree'
Plug 'sheerun/vim-polyglot'
Plug 'junegunn/fzf', { 'do': { -> fzf#install() } }
Plug 'junegunn/fzf.vim'
Plug 'stsewd/fzf-checkout.vim'
Plug 'tpope/vim-dispatch'
Plug 'preservim/nerdtree'
Plug 'vim-airline/vim-airline'
Plug 'Townk/vim-autoclose'
Plug 'rakr/vim-one'
Plug 'ryanoasis/vim-devicons'

Plug 'tsony-tsonev/nerdtree-git-plugin'
Plug 'Xuyuanp/nerdtree-git-plugin'
Plug 'tiagofumo/vim-nerdtree-syntax-highlight'

call plug#end()


" --- vim go (polyglot) settings.
let g:go_highlight_build_constraints = 1
let g:go_highlight_extra_types = 1
let g:go_highlight_fields = 1
let g:go_highlight_functions = 1
let g:go_highlight_methods = 1
let g:go_highlight_operators = 1
let g:go_highlight_structs = 1
let g:go_highlight_types = 1
let g:go_highlight_function_parameters = 1
let g:go_highlight_function_calls = 1
let g:go_highlight_generate_tags = 1
let g:go_highlight_format_strings = 1
let g:go_highlight_variable_declarations = 1
let g:go_auto_sameids = 1

let g:vim_be_good_log_file = 1
let g:airline_theme='one'


if (has("termguicolors"))
    set termguicolors
    let &t_8b = "\<Esc>[48;2;%lu;%lu;%lum"
    let &t_8f = "\<Esc>[38;2;%lu;%lu;%lum"
endif

colorscheme one
set background=dark

if executable('rg')
    let g:rg_derive_root='true'
endif

let loaded_matchparen = 1
let mapleader = " "

let g:netrw_browse_split = 2
let g:netrw_banner = 0
let g:netrw_winsize = 25


nnoremap <leader>h :wincmd h<CR>
nnoremap <leader>j :wincmd j<CR>
nnoremap <leader>k :wincmd k<CR>
nnoremap <leader>l :wincmd l<CR>
nnoremap <leader>u :UndotreeShow<CR>
nnoremap <leader>pv :wincmd v<bar> :Ex <bar> :vertical resize 30<CR>
nnoremap <Leader>ps :Rg<SPACE>
nnoremap <C-p> :GFiles<CR>
nnoremap <leader>pf :Files<CR>
nnoremap <Leader>+ :vertical resize +5<CR>
nnoremap <Leader>- :vertical resize -5<CR>
nnoremap <Leader>rp :resize 100<CR>

nnoremap <Leader>f :NERDTreeFind<CR>
nnoremap <leader>n :NERDTreeToggle<CR>

noremap <leader>1 1gt
noremap <leader>2 2gt
noremap <leader>3 3gt
noremap <leader>4 4gt
noremap <leader>5 5gt
noremap <leader>6 6gt
noremap <leader>7 7gt
noremap <leader>8 8gt
noremap <leader>9 9gt
noremap <leader>0 :tablast<cr>


inoremap <C-c> <esc>

nnoremap <leader>w :w<CR>
nnoremap <leader>q :q<CR>
" GoTo code navigation.
nmap <leader>gd <Plug>(coc-definition)
nmap <leader>gy <Plug>(coc-type-definition)
nmap <leader>gi <Plug>(coc-implementation)
nmap <leader>gr <Plug>(coc-references)
nmap <leader>rr <Plug>(coc-rename)
nmap <leader>g[ <Plug>(coc-diagnostic-prev)
nmap <leader>g] <Plug>(coc-diagnostic-next)
nmap <silent> <leader>gp <Plug>(coc-diagnostic-prev-error)
nmap <silent> <leader>gn <Plug>(coc-diagnostic-next-error)
nnoremap <leader>cr :CocRestart

nmap <leader>gh :diffget //3<CR>
nmap <leader>gu :diffget //2<CR>
nmap <leader>gs :G<CR>

autocmd vimenter * NERDTree
autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTree") && b:NERDTree.isTabTree()) | q | endif

autocmd StdinReadPre * let s:std_in=1
autocmd VimEnter * if argc() == 0 && !exists("s:std_in") && v:this_session == "" | NERDTree | endif