_vimrc

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" 隐藏GVIM菜单及设置
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
source $VIMRUNTIME/delmenu.vim
source $VIMRUNTIME/menu.vim
" 窗口大小
set lines=35 columns=140
" 分割出来的窗口位于当前窗口下边/右边
set splitbelow
set splitright
"不显示工具/菜单栏
set guioptions-=T
set guioptions-=m
set guioptions-=L
set guioptions-=r
set guioptions-=b
" 使用内置 tab 样式而不是 gui
set guioptions-=e
set nolist
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" 通用设置
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
let mapleader = "," "定义<leader>键
set nocompatible    "设置不兼容原始vi模式
filetype on     "设置开启文件类型侦测
filetype plugin on  "加载对应文件类型插件
set noeb        "关闭错误提示
syntax enable       "开启语法高亮功能
syntax on       "自动语法高亮
set t_Co=256        "开启256色支持
set cmdheight=2     "设置命令行高度
set showcmd     "select模式下显示选中的行数
set ruler       "总是显示光标的位置
set laststatus=2    "总是显示状态栏
set number      "开启行号显示
set cursorline      "高亮显示当前行
set whichwrap+=<,>,h,l  "设置光标键跨行
set virtualedit=block,onemore   "允许光标出现在最后一个字符的后面
inoremap <C-l> <esc>la
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" 代码缩进与排版
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
set autoindent      "设置自动缩进
set cindent     "设置使用C/C++语言的自动缩进方式
set cinoptions=g0,:0,N-s,(0 "设置使用C/C++语言的具体缩进方式
set smartindent     "智能选择对齐方式
filetype indent on  "自适应不同语言的智能缩进
set expandtab       "将制表符扩展为空格
set tabstop=4       "设置编辑时制表符所占的空格数
set shiftwidth=4    "设置格式化时制表符占用的空格数
set softtabstop=4       "设置4个空格为制表符
set smarttab        "在行和段开始处使用制表符
"set nowrap     "禁止折行
set backspace=2     "使用回车键正常处理indent.eol,start等
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" 代码补全
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
set wildmenu        "vim自身命令行模式智能补全
set completeopt-=preview    "补全时不显示窗口，只显示补全列表

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"代码折叠
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set foldmethod=syntax       "设置基于语法进行代码折叠
set nofoldenable            "关闭代码折叠
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" 缓存设置
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set nobackup        "设置不备份
set noswapfile      "禁止生成临时文件
set autoread        "文件在vim之外修改过，自动重新载入
set autowrite       "设置自动保存
set confirm         "在处理未保存或只读文件时，弹出确认

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" 编码设置
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set langmenu=zh_CN.UTF-8
set helplang=cn
set termencoding=utf-8
set encoding=utf8
set fileencodings=utf8,ucs-bom,gbk,cp936,gb2312,gb18030
set smartcase  " 若搜索有大写字母，则大小写敏感,没有则大小写不敏感

map <leader>r :vertical resize 100<cr>

"
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
"NerdTree config
map <leader>t :NERDTreeToggle<cr>

"""""""""""""""""""""""""""""""
"Set internal encoding of vim, not needed on neovim, since coc.nvim using some
" unicode characters in the file autoload/float.vim
set encoding=utf-8

" TextEdit might fail if hidden is not set.
set hidden

" Some servers have issues with backup files, see #649.
set nobackup
set nowritebackup

" 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=300

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

" Always show the signcolumn, otherwise it would shift the text each time
" diagnostics appear/become resolved.
if has("nvim-0.5.0") || has("patch-8.1.1564")
  " Recently vim can merge signcolumn and number column into one
  set signcolumn=number
else
  set signcolumn=yes
endif

" Use tab for trigger completion with characters ahead and navigate.
" NOTE: Use command ':verbose imap <tab>' to make sure tab is not mapped by
" other plugin before putting this into your config.
inoremap <silent><expr> <TAB>
      \ pumvisible() ? "\<C-n>" :
      \ CheckBackspace() ? "\<TAB>" :
      \ coc#refresh()
inoremap <expr><S-TAB> pumvisible() ? "\<C-p>" : "\<C-h>"

function! CheckBackspace() abort
  let col = col('.') - 1
  return !col || getline('.')[col - 1]  =~# '\s'
endfunction

" Use <c-space> to trigger completion.
if has('nvim')
  inoremap <silent><expr> <c-space> coc#refresh()
else
  inoremap <silent><expr> <c-@> coc#refresh()
endif

" Make <CR> auto-select the first completion item and notify coc.nvim to
" format on enter, <cr> could be remapped by other vim plugin
inoremap <silent><expr> <cr> pumvisible() ? coc#_select_confirm()
                              \: "\<C-g>u\<CR>\<c-r>=coc#on_enter()\<CR>"

" Use `[g` and `]g` to navigate diagnostics
" Use `:CocDiagnostics` to get all diagnostics of current buffer in location list.
nmap <silent> [g <Plug>(coc-diagnostic-prev)
nmap <silent> ]g <Plug>(coc-diagnostic-next)

" GoTo code navigation.
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)

" Use K to show documentation in preview window.
nnoremap <silent> K :call ShowDocumentation()<CR>

function! ShowDocumentation()
  if CocAction('hasProvider', 'hover')
    call CocActionAsync('doHover')
  else
    call feedkeys('K', 'in')
  endif
endfunction

" Highlight the symbol and its references when holding the cursor.
autocmd CursorHold * silent call CocActionAsync('highlight')

" Symbol renaming.
nmap <leader>rn <Plug>(coc-rename)

" Formatting selected code.
xmap <leader>f  <Plug>(coc-format-selected)
nmap <leader>f  <Plug>(coc-format-selected)

augroup mygroup
  autocmd!
  " Setup formatexpr specified filetype(s).
  autocmd FileType typescript,json setl formatexpr=CocAction('formatSelected')
  " Update signature help on jump placeholder.
  autocmd User CocJumpPlaceholder call CocActionAsync('showSignatureHelp')
augroup end

" Applying codeAction to the selected region.
" Example: `<leader>aap` for current paragraph
xmap <leader>a  <Plug>(coc-codeaction-selected)
nmap <leader>a  <Plug>(coc-codeaction-selected)

" Remap keys for applying codeAction to the current buffer.
nmap <leader>ac  <Plug>(coc-codeaction)
" Apply AutoFix to problem on the current line.
nmap <leader>qf  <Plug>(coc-fix-current)

" Run the Code Lens action on the current line.
nmap <leader>cl  <Plug>(coc-codelens-action)

" Map function and class text objects
" NOTE: Requires 'textDocument.documentSymbol' support from the language server.
xmap if <Plug>(coc-funcobj-i)
omap if <Plug>(coc-funcobj-i)
xmap af <Plug>(coc-funcobj-a)
omap af <Plug>(coc-funcobj-a)
xmap ic <Plug>(coc-classobj-i)
omap ic <Plug>(coc-classobj-i)
xmap ac <Plug>(coc-classobj-a)
omap ac <Plug>(coc-classobj-a)

" Remap <C-f> and <C-b> for scroll float windows/popups.
if has('nvim-0.4.0') || has('patch-8.2.0750')
  nnoremap <silent><nowait><expr> <C-f> coc#float#has_scroll() ? coc#float#scroll(1) : "\<C-f>"
  nnoremap <silent><nowait><expr> <C-b> coc#float#has_scroll() ? coc#float#scroll(0) : "\<C-b>"
  inoremap <silent><nowait><expr> <C-f> coc#float#has_scroll() ? "\<c-r>=coc#float#scroll(1)\<cr>" : "\<Right>"
  inoremap <silent><nowait><expr> <C-b> coc#float#has_scroll() ? "\<c-r>=coc#float#scroll(0)\<cr>" : "\<Left>"
  vnoremap <silent><nowait><expr> <C-f> coc#float#has_scroll() ? coc#float#scroll(1) : "\<C-f>"
  vnoremap <silent><nowait><expr> <C-b> coc#float#has_scroll() ? coc#float#scroll(0) : "\<C-b>"
endif

" Use CTRL-S for selections ranges.
" Requires 'textDocument/selectionRange' support of language server.
nmap <silent> <C-s> <Plug>(coc-range-select)
xmap <silent> <C-s> <Plug>(coc-range-select)

" Add `:Format` command to format current buffer.
command! -nargs=0 Format :call CocActionAsync('format')

" Add `:Fold` command to fold current buffer.
command! -nargs=? Fold :call     CocAction('fold', <f-args>)

" Add `:OR` command for organize imports of the current buffer.
command! -nargs=0 OR   :call     CocActionAsync('runCommand', 'editor.action.organizeImport')

" Add (Neo)Vim's native statusline support.
" NOTE: Please see `:h coc-status` for integrations with external plugins that
" provide custom statusline: lightline.vim, vim-airline.
set statusline^=%{coc#status()}%{get(b:,'coc_current_function','')}

" Mappings for CoCList
" Show all diagnostics.
nnoremap <silent><nowait> <space>a  :<C-u>CocList diagnostics<cr>
" Manage extensions.
nnoremap <silent><nowait> <space>e  :<C-u>CocList extensions<cr>
" Show commands.
nnoremap <silent><nowait> <space>c  :<C-u>CocList commands<cr>
" Find symbol of current document.
nnoremap <silent><nowait> <space>o  :<C-u>CocList outline<cr>
" Search workspace symbols.
nnoremap <silent><nowait> <space>s  :<C-u>CocList -I symbols<cr>
" Do default action for next item.
nnoremap <silent><nowait> <space>j  :<C-u>CocNext<CR>
" Do default action for previous item.
nnoremap <silent><nowait> <space>k  :<C-u>CocPrev<CR>
" Resume latest coc list.
nnoremap <silent><nowait> <space>p  :<C-u>CocListResume<CR>
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""

"" vim-plug
" ******************************BEGIN******************************
call plug#begin('~/.vim/plugged')
"中文vim入门，不需要可注释掉
Plug 'yianwillis/vimcdoc'
"vim-colorschemes
Plug 'flazz/vim-colorschemes'
"change scheme
Plug 'chxuan/change-colorscheme'

"incsearch
Plug 'haya14busa/incsearch.vim'
"强化f/t
Plug 'rhysd/clever-f.vim'

"vim-airline
Plug 'vim-airline/vim-airline'
"vim-airline themescv23
Plug 'vim-airline/vim-airline-themes'

" nerdtree
Plug 'scrooloose/nerdtree',{'on':'NERDTreeToggle'}
"nerdtree-git-plugin
Plug 'Xuyuanp/nerdtree-git-plugin'
"vim-easymotion
Plug 'easymotion/vim-easymotion'

"vim auto pair
Plug 'jiangmiao/auto-pairs'

"vim-smooth_scroll
Plug 'terryma/vim-smooth-scroll'

"vim-surround
Plug 'tpope/vim-surround'

"vim-commentary
Plug 'tpope/vim-commentary'

" multiple-cursors
Plug 'terryma/vim-multiple-cursors'

"vim expand region
Plug 'terryma/vim-expand-region'

"tarbar
Plug 'majutsushi/tagbar'

"vim-endwise
Plug 'tpope/vim-endwise'

"vim start page
Plug 'mhinz/vim-startify'

"fzf
Plug 'junegunn/fzf', { 'dir': '~/.fzf'}

"根据缩进折叠代码
Plug 'tmhedberg/SimpylFold'

"文本搜索rg
Plug 'mileszs/ack.vim'

"彩虹括号增强
Plug 'luochen1990/rainbow'

"对齐插件
Plug 'godlygeek/tabular'

"语法检查
Plug 'vim-syntastic/syntastic'

"复制增强
Plug 'machakann/vim-highlightedyank'

"快速打开大文件
Plug 'vim-scripts/LargeFile'
"代码补全
"Plug 'https://github.com/neoclide/coc.nvim'  " Auto Completion
Plug 'neoclide/coc.nvim', {'branch': 'release'}
call plug#end()
"" ******************************END******************************