dotfiles/nvim/init.vim

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

" Make sure you use single quotes
Plug 'neovim/nvim-lspconfig'
Plug 'nvim-lua/completion-nvim'

Plug 'tomasr/molokai'
Plug 'scrooloose/nerdcommenter'
Plug 'vim-scripts/DrawIt'
Plug 'easymotion/vim-easymotion'
Plug 'mattn/emmet-vim'
Plug 'fatih/vim-go', { 'do': ':GoUpdateBinaries' }
Plug 'pangloss/vim-javascript'
" tagbar
" golang install go get -u github.com/jstemmer/gotags
Plug 'majutsushi/tagbar'
Plug 'w0rp/ale'
Plug 'godlygeek/tabular'
Plug 'ctrlpvim/ctrlp.vim'
Plug 'kien/tabman.vim'
Plug 'vim-airline/vim-airline'
" for git
Plug 'tpope/vim-fugitive'
Plug 'christoomey/vim-conflicted'

" for mark
Plug 'inkarkat/vim-ingo-library'
Plug 'inkarkat/vim-mark'

Plug 'rking/ag.vim'
Plug 'terryma/vim-multiple-cursors'
Plug 'vim-scripts/TaskList.vim'
Plug 'rust-lang/rust.vim'
Plug 'buoto/gotests-vim'

" color scheme
Plug 'danilo-augusto/vim-afterglow'

" defx explorer
if has('nvim')
  Plug 'Shougo/defx.nvim', { 'do': ':UpdateRemotePlugins' }
else
  Plug 'Shougo/defx.nvim'
  Plug 'roxma/nvim-yarp'
  Plug 'roxma/vim-hug-neovim-rpc'
endif

" Initialize plugin system
call plug#end()

syntax on
set number
set tabstop=2
set shiftwidth=2
set expandtab
set nofoldenable

set pastetoggle=<F2>
" always show status
set laststatus=2
" show cursor position
set ruler
set cursorline
set cursorcolumn
set hlsearch
" no wrap line
set nowrap
" enable backspace
set backspace=indent,eol,start
set encoding=utf-8
" set font
" set guifont=Hack\ Nerd\ Font:h11

set background=dark

function! AdaptColorscheme()
    highlight clear CursorLine
    highlight Normal ctermbg=none
    highlight LineNr ctermbg=none
    highlight Folded ctermbg=none
    highlight NonText ctermbg=none
    highlight SpecialKey ctermbg=none
    highlight VertSplit ctermbg=none
    highlight SignColumn ctermbg=none
endfunction
autocmd ColorScheme * call AdaptColorscheme()
colorscheme afterglow

" define leader key
let mapleader=";"
filetype indent on
" 開啟檔案類型偵測
filetype on
" 根據檔案類型載入plugin
filetype plugin on
autocmd BufWritePost $MYVIMRC source $MYVIMRC

" split window
nmap <leader>sw <c-w>
nmap <leader>sww <c-w>k
nmap <leader>sws <c-w>j
nmap <leader>swa <c-w>h
nmap <leader>swd <c-w>l
nmap <leader>aa gT
nmap <leader>dd gt

nnoremap <silent> <leader>gd <cmd>lua vim.lsp.buf.definition()<CR>
nnoremap <silent> <leader>gt <cmd>tab split<CR><cmd>lua vim.lsp.buf.definition()<CR>
nnoremap <silent> <leader>p <cmd>lua vim.lsp.buf.hover()<CR>
nnoremap <silent> <leader>gr <cmd>lua vim.lsp.buf.references()<CR>
nnoremap <silent> <leader>i <cmd>lua vim.lsp.buf.implementation()<CR>
nnoremap <silent> <leader>gs <cmd>split \| lua vim.lsp.buf.definition()<CR>
nnoremap <silent> <leader>gv <cmd>vsplit \| lua vim.lsp.buf.definition()<CR>
nnoremap <silent> <leader>grn <cmd>lua vim.lsp.buf.rename()<CR>

" initialize lsp
lua require'lspconfig'.gopls.setup{on_attach=require'completion'.on_attach}
lua require'lspconfig'.rust_analyzer.setup{on_attach=require'completion'.on_attach}
lua require'lspconfig'.tsserver.setup{on_attach=require'completion'.on_attach}

" autocomplete setting
" --------------------
let g:completion_enable_auto_popup = 0
let g:completion_trigger_character = ['.', '::']

function! s:check_back_space() abort
    let col = col('.') - 1
    return !col || getline('.')[col - 1]  =~ '\s'
endfunction
" Use <Tab> and <S-Tab> to navigate through popup menu
inoremap <expr> <Tab>   
      \ pumvisible() ? "\<C-n>" : 
      \ "\<Tab>" 
inoremap <expr> <S-Tab> pumvisible() ? "\<C-p>" : "\<S-Tab>"

" Set completeopt to have a better completion experience
set completeopt=menuone,noinsert,noselect

" Avoid showing message extra message when using completion
set shortmess+=c

imap <silent> <c-p> <Plug>(completion_trigger)
imap <tab> <Plug>(completion_smart_tab)
imap <s-tab> <Plug>(completion_smart_s_tab)

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

" defx settings
call defx#custom#option('_', {
  \ 'winwidth': 40,
  \ 'split': 'vertical',
  \ 'direction': 'topleft',
  \ 'buffer_name': '',
  \ 'toggle': 1,
  \ 'resume': 1,
  \ })
nmap <F3> :Defx<CR>
nmap <leader>me :Defx<CR>
autocmd FileType defx call s:defx_my_settings()
function! s:defx_my_settings() abort
  " Define mappings
  nnoremap <silent><buffer><expr> <CR>
  \ defx#is_directory() ?
  \ defx#do_action('open_tree', 'toggle') :
  \ defx#do_action('drop')
  nnoremap <silent><buffer><expr> T
  \ defx#do_action('open', 'tabe')
  nnoremap <silent><buffer><expr> s
  \ defx#do_action('drop', 'vsplit')
  nnoremap <silent><buffer><expr> mc
  \ defx#do_action('copy')
  nnoremap <silent><buffer><expr> mm
  \ defx#do_action('move')
  nnoremap <silent><buffer><expr> mp
  \ defx#do_action('paste')
  nnoremap <silent><buffer><expr> P
  \ defx#do_action('preview')
  nnoremap <silent><buffer><expr> o
  \ defx#do_action('open_tree', 'toggle')
  nnoremap <silent><buffer><expr> ma
  \ defx#do_action('new_file')
  nnoremap <silent><buffer><expr> C
  \ defx#do_action('toggle_columns',
  \                'mark:indent:icon:filename:type:size:time')
  nnoremap <silent><buffer><expr> S
  \ defx#do_action('toggle_sort', 'time')
  nnoremap <silent><buffer><expr> md
  \ defx#do_action('remove')
  nnoremap <silent><buffer><expr> mr
  \ defx#do_action('rename')
  nnoremap <silent><buffer><expr> !
  \ defx#do_action('execute_command')
  nnoremap <silent><buffer><expr> x
  \ defx#do_action('execute_system')
  nnoremap <silent><buffer><expr> yy
  \ defx#do_action('yank_path')
  nnoremap <silent><buffer><expr> .
  \ defx#do_action('toggle_ignored_files')
  nnoremap <silent><buffer><expr> ;
  \ defx#do_action('repeat')
  nnoremap <silent><buffer><expr> h
  \ defx#do_action('cd', ['..'])
  nnoremap <silent><buffer><expr> ~
  \ defx#do_action('cd')
  nnoremap <silent><buffer><expr> q
  \ defx#do_action('quit')
  nnoremap <silent><buffer><expr> <Space>
  \ defx#do_action('toggle_select') . 'j'
  nnoremap <silent><buffer><expr> *
  \ defx#do_action('toggle_select_all')
  nnoremap <silent><buffer><expr> j
  \ line('.') == line('$') ? 'gg' : 'j'
  nnoremap <silent><buffer><expr> k
  \ line('.') == 1 ? 'G' : 'k'
  nnoremap <silent><buffer><expr> r
  \ defx#do_action('redraw')
  nnoremap <silent><buffer><expr> <C-g>
  \ defx#do_action('print')
  nnoremap <silent><buffer><expr> cd
  \ defx#do_action('change_vim_cwd')
endfunction

" tagbar
nmap <F8> :TagbarToggle<CR>

" <Leader>f{char} to move to {char}
map  <Leader>f <Plug>(easymotion-bd-f)
nmap <Leader>f <Plug>(easymotion-overwin-f)
" s{char}{char} to move to {char}{char}
nmap s <Plug>(easymotion-overwin-f2)
" Move to line
map <Leader>L <Plug>(easymotion-bd-jk)
nmap <Leader>L <Plug>(easymotion-overwin-line)
" Move to word
map  <Leader>w <Plug>(easymotion-bd-w)
nmap <Leader>w <Plug>(easymotion-overwin-w)

" lint
let g:ale_linters = {
      \ 'javascript': ['standard'],
      \ 'go': ['gopls'],
      \ 'rust': ['analyzer'],
      \}
let g:ale_fixers = {'javascript': ['standard']}
let g:ale_lint_on_save = 1
let g:ale_fix_on_save = 1
nmap <leader>= <Plug>(ale_fix)

" NERDCommenter
let g:NERDSpaceDelims=1
let g:NERDDefaultAlign='left'

let g:tagbar_type_go = {
	\ 'ctagstype' : 'go',
	\ 'kinds'     : [
		\ 'p:package',
		\ 'i:imports:1',
		\ 'c:constants',
		\ 'v:variables',
		\ 't:types',
		\ 'n:interfaces',
		\ 'w:fields',
		\ 'e:embedded',
		\ 'm:methods',
		\ 'r:constructor',
		\ 'f:functions'
	\ ],
	\ 'sro' : '.',
	\ 'kind2scope' : {
		\ 't' : 'ctype',
		\ 'n' : 'ntype'
	\ },
	\ 'scope2kind' : {
		\ 'ctype' : 't',
		\ 'ntype' : 'n'
	\ },
	\ 'ctagsbin'  : 'gotags',
	\ 'ctagsargs' : '-sort -silent'
\ }

let g:go_fmt_fail_silently = 1
let g:go_fmt_command = "goimports"
let g:go_def_mode = 'godef'
let g:go_decls_includes = "func,type"
let g:go_highlight_types = 1
let g:go_highlight_fields = 1
let g:go_highlight_functions = 1
let g:go_highlight_function_calls = 1
let g:go_highlight_operators = 1
let g:go_highlight_extra_types = 1

" for rust-vim
let g:rust_recommended_style = 0
let g:rustfmt_autosave = 1
let g:syntastic_rust_checkers = ['cargo']

let g:airline#extensions#tabline#enabled = 1
let g:airline#extensions#tabline#show_buffers = 0
let g:airline#extensions#tabline#show_splits = 0
let g:airline#extensions#tabline#show_tabs = 1
let g:airline#extensions#tabline#show_tab_nr = 0
let g:airline#extensions#tabline#show_tab_type = 0
let g:airline#extensions#tabline#close_symbol = '×'
let g:airline#extensions#tabline#show_close_button = 0

let g:multi_cursor_use_default_mapping=0

" Default mapping
let g:multi_cursor_start_word_key      = "<C-n>"
let g:multi_cursor_select_all_word_key = '<A-n>'
let g:multi_cursor_start_key           = "g<C-n>"
let g:multi_cursor_select_all_key      = 'g<A-n>'
let g:multi_cursor_next_key            = "<C-n>"
" let g:multi_cursor_prev_key            = '<C-p>'
let g:multi_cursor_skip_key            = '<C-x>'
let g:multi_cursor_quit_key            = '<Esc>'

let g:javascript_plugin_jsdoc = 1