vim配置以及vim自动补全插件coc.nvim版

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"""""新文件标题
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
"新建.c,.h,.sh,.java文件，自动插入文件头
autocmd BufNewFile *.cpp,*.[ch],*.sh,*.py,*.java exec ":call SetTitle()"
""定义函数SetTitle，自动插入文件头
func SetTitle()
    "如果文件类型为.sh文件
    if expand("%:e") == 'sh'
        call setline(1,"\#!/bin/bash")
        call append(line("."),"\#########################################################################")
        call append(line(".")+1, "\# File Name:".expand("%"))
        call append(line(".")+2, "\# Author:Donny")
        call append(line(".")+3, "\# Email:[e-mail]")
        call append(line(".")+4, "\# Created Time: ".strftime("%c"))
        call append(line(".")+5, "\#########################################################################")
        call append(line(".")+6, "")
    elseif expand("%:e") == 'py'
        call setline(1,"\#!/usr/bin/env python")
        call append(line("."),"\#########################################################################")
        call append(line(".")+1, "\# File Name: ".expand("%"))
        call append(line(".")+2, "\# Author:Donny")
        call append(line(".")+3, "\# Email:[e-mail]")
        call append(line(".")+4, "\# Created Time: ".strftime("%c"))
        call append(line(".")+5, "\#########################################################################")
        call append(line(".")+6, "")
    else
        call setline(1,"/*#########################################################################")
        call append(line("."), "\# File Name: ".expand("%"))
        call append(line(".")+1, "\# Author:程序猴很懒")
        call append(line(".")+2, "\# 欢迎关注、点赞、评论、转发四连击")
        call append(line(".")+3, "\# Created Time: ".strftime("%c"))
        call append(line(".")+4, "#########################################################################*/")
        call append(line(".")+5, "")
    endif
    if expand("%:e") == 'cpp'
        call append(line(".")+6, "#include <bits/stdc++.h>")
        call append(line(".")+7, "using namespace std;")
        call append(line(".")+8, "")
    endif
    if expand("%:e") == 'c'
        call append(line(".")+6, "#include<stdio.h>")
        call append(line(".")+7, "")
    endif
    "新建文件后，自动定位到文件末尾
endfunc
autocmd BufNewFile * normal G


" === Auto load for first time uses
" ===
if empty(glob('~/.vim/autoload/plug.vim'))
  silent !curl -fLo ~/.vim/autoload/plug.vim --create-dirs
    \ https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim
  autocmd VimEnter * PlugInstall --sync | source $MYVIMRC
endif

"按r编译运行
map r :call CompileRunGcc()<CR>
func! CompileRunGcc()
  exec "w"
  if &filetype == 'c'
    exec "!g++ % -o %<"
    exec "!time ./%<"
  elseif &filetype == 'cpp'
    exec "!g++ -ltensorflow % -o %<"
    exec "!time ./%<"
  elseif &filetype == 'java'
    exec "!javac %"
    exec "!time java %<"
  elseif &filetype == 'sh'
    :!time sh %
  elseif &filetype == 'python'
    silent! exec "!clear"
    exec "!time python %"
  elseif &filetype == 'html'
    exec "!firefox % &"
  elseif &filetype == 'markdown'
    exec "MarkdownPreview"
  elseif &filetype == 'vimwiki'
    exec "MarkdownPreview"
  endif
endfunc
""实用设置
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
"设置LEADER键为空格
let mapleader=" "
"插件旧版本的一个东西
set nocompatible
"智能大小写
set smartcase
"自动切换工作目录
set autochdir
"打开文件恢复到原来打开的位置
au BufReadPost * if line("'\"") > 1 && line("'\"") <= line("$") | exe "normal! g'\"" | endif
" 设置当文件被改动时自动载入
set autoread
"显示行尾有多余的空格（包括 Tab 键）
"set listchars=tab:»■,trail:■
"set list
"代码补全
set completeopt=preview,menu
"允许插件
filetype plugin on
"共享剪贴板
set clipboard=unnamed
"在底部显示，当前键入的指令
set showcmd
"从不备份
"set nobackup
"make 运行
:set makeprg=g++\ -Wall\ \ %
"自动保存
set autowrite
set ruler                   " 打开状态栏标尺
set cursorline              " 突出显示当前行
set magic                   " 设置魔术
" 设置在状态行显示的信息
set foldcolumn=0
set foldmethod=indent
set foldlevel=3
set foldenable              " 开始折叠
" 不要使用vi的键盘模式，而是vim自己的
set nocompatible
" 语法高亮
set syntax=on
" 去掉输入错误的提示声音
set noeb
" 在处理未保存或只读文件的时候，弹出确认
set confirm
" 自动缩进
set autoindent
set cindent
" Tab键的宽度
set tabstop=4
" 统一缩进为4
set softtabstop=4
set shiftwidth=4
" 不要用空格代替制表符
set noexpandtab
" 在行和段开始处使用制表符
set smarttab
" 显示行号
"set number
"检查英语单词拼写
"set spell spelllang=en_us
" 历史记录数
set history=1000
"禁止生成临时文件
set nobackup
set noswapfile
"搜索忽略大小写
set ignorecase
"搜索逐字符高亮
set hlsearch
set incsearch
"取消搜索高亮快捷键"
noremap <LEADER><CR> :nohlsearch<CR>
"行内替换
set gdefault
"编码设置
set enc=utf-8
set fencs=utf-8,ucs-bom,shift-jis,gb18030,gbk,gb2312,cp936
"语言设置
set langmenu=zh_CN.UTF-8
set helplang=cn
" 我的状态行显示的内容（包括文件类型和解码）
set statusline=%F%m%r%h%w\ [FORMAT=%{&ff}]\ [TYPE=%Y]\ [POS=%l,%v][%p%%]\ %{strftime(\"%d/%m/%y\ -\ %H:%M\")}
set statusline=[%F]%y%r%m%*%=[Line:%l/%L,Column:%c][%p%%]
" 总是显示状态行
set laststatus=2
" 命令行（在状态行下）的高度，默认为1，这里是2
set cmdheight=2
" 侦测文件类型
filetype on
" 载入文件类型插件
filetype plugin on
" 为特定文件类型载入相关缩进文件
filetype indent on
filetype plugin indent on
" 保存全局变量
set viminfo+=!
" 带有如下符号的单词不要被换行分割
set iskeyword+=_,$,@,%,#,-
" 字符间插入的像素行数目
set linespace=0
" 增强模式中的命令行自动完成操作
set wildmenu
" 使回格键（backspace）正常处理indent, eol, start等
set backspace=2
" 允许backspace和光标键跨越行边界
set whichwrap+=<,>,h,l
" 可以在buffer的任何地方使用鼠标（类似office中在工作区双击鼠标定位）
"set mouse=a
"set selection=exclusive
"set selectmode=mouse,key
" 通过使用: commands命令，告诉我们文件的哪一行被改变过
set report=0
" 在被分割的窗口间显示空白，便于阅读
set fillchars=vert:\ ,stl:\ ,stlnc:\
" 高亮显示匹配的括号
set showmatch
" 匹配括号高亮的时间（单位是十分之一秒）
set matchtime=1
" 光标移动到buffer的顶部和底部时保持3行距离
set scrolloff=3
" 为C程序提供自动缩进
set smartindent

" default updatetime 4000ms is not good for async update
set updatetime=100

"执行宏时不要重绘（良好的性能配置）
set lazyredraw

" 开启256配色
set t_Co=256

"设置分屏快捷键
"禁用s快捷键"
map s <nop>
"sl:右sh:左sk:上sj:下"
map sl :set splitright<CR>:vsplit<CR>
map sh :set nosplitright<CR>:vsplit<CR>
map sk :set nosplitbelow<CR>:split<CR>
map sj :set splitbelow<CR>:split<CR>

"设置分屏后光标移到方向
map . <C-w><C-w>

"设置上下左右移动分屏大小
"map <up> :res +5<CR>
"map <down> :res -5<CR>
"map <left> :vertical resize-5<CR>
"map <right> :vertical resize+5<CR>
map <LEADER>k :res +5<CR>
map <LEADER>j :res -5<CR>
map <LEADER>h :vertical resize-5<CR>
map <LEADER>l :vertical resize+5<CR>

"按两下空格跳转到下一个'<++>'并修改他'"
map <LEADER><LEADER> <ESC>/<++><CR>:nohlsearch<CR>c4l

"用空格+sc做拼写检查<space>sc"
map <LEADER>sc :set spell!<CR>
noremap <C-x> ea<C-x>s
inoremap <C-x> <ESC>ea<C-x>s

"自动补全
:inoremap ( ()<ESC>i
:inoremap ) <c-r>=ClosePair(')')<CR>
:inoremap { {<CR>}<ESC>O
:inoremap } <c-r>=ClosePair('}')<CR>
":inoremap [ []<ESC>i
":inoremap ] <c-r>=ClosePair(']')<CR>
:inoremap " ""<ESC>i
:inoremap ' ''<ESC>i
function! ClosePair(char)
	if getline('.')[col('.') - 1] == a:char
		return "\<Right>"
	else
		return a:char
	endif
endfunction
filetype plugin indent on
"打开文件类型检测, 加了这句才可以用智能补全
set completeopt=longest,menu
"自动补全命令时候使用菜单式匹配列表
set wildmenu
autocmd FileType ruby,eruby set omnifunc=rubycomplete#Complete
autocmd FileType python set omnifunc=pythoncomplete#Complete
autocmd FileType javascript set omnifunc=javascriptcomplete#CompleteJS
autocmd FileType html set omnifunc=htmlcomplete#CompleteTags
autocmd FileType css set omnifunc=csscomplete#CompleteCSS
autocmd FileType xml set omnifunc=xmlcomplete#CompleteTags
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
call plug#begin('~/.vim/plugged')

Plug 'vim-airline/vim-airline'
Plug 'connorholyday/vim-snazzy'

" Undo Tree
Plug 'mbbill/undotree/'

" File navigation
Plug 'preservim/nerdtree'
Plug 'Xuyuanp/nerdtree-git-plugin'

" Auto Complete
"Plug 'ycm-core/YouCompleteMe'
Plug 'neoclide/coc.nvim', {'branch': 'release'}


" Other visual enhancement
Plug 'nathanaelkane/vim-indent-guides'
Plug 'itchyny/vim-cursorword'

" Code complete
Plug 'honza/vim-snippets'

"AI Code Complete
Plug 'github/copilot.vim'

"vim terminal in the floating/popup window
Plug 'voldikss/vim-floaterm'

"multiline comment
Plug 'tpope/vim-commentary'

"filetype glyphs (icons)                                                                                                                                                            
Plug 'ryanoasis/vim-devicons'

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



"Multiple cursors
Plug 'mg979/vim-visual-multi', {'branch': 'master'}

" Java Complete
Plug 'artur-shaik/vim-javacomplete2'

" Dash
Plug 'rizzatti/dash.vim'

"Markdown
Plug 'iamcco/markdown-preview.nvim', { 'do': { -> mkdp#util#install() }, 'for': ['markdown', 'vim-plug']}

"git
Plug 'tpope/vim-fugitive'
Plug 'airblade/vim-gitgutter'
Plug 'junegunn/gv.vim'

call plug#end()

" ===
" === UNDOTree
" ===
map ut :UndotreeToggle<CR>

" ===
" === NERDTree
" ===
map tt :NERDTreeToggle<CR>
let NERDTreeMapOpenExpl = ""
let NERDTreeMapUpdir = ""
let NERDTreeMapUpdirKeepOpen = "l"
let NERDTreeMapOpenSplit = ""
let NERDTreeOpenVSplit = ""
let NERDTreeMapActivateNode = "i"
let NERDTreeMapOpenInTab = "o"
let NERDTreeMapPreview = ""
let NERDTreeMapCloseDir = "n"
let NERDTreeMapChangeRoot = "y"


" ==
" == NERDTree-git
" ==
let g:NERDTreeGitStatusIndicatorMapCustom = {
    \ "Modified"  : "✹",
    \ "Staged"    : "✚",
    \ "Untracked" : "✭",
    \ "Renamed"   : "➜",
    \ "Unmerged"  : "═",
    \ "Deleted"   : "✖",
    \ "Dirty"     : "✗",
    \ "Clean"     : "✔︎",
    \ "Unknown"   : "?"
    \ }

" ===
" === You Complete ME
" ===
"nnoremap gd :YcmCompleter GoToDefinitionElseDeclaration<CR>
"nnoremap g/ :YcmCompleter GetDoc<CR>
"nnoremap gt :YcmCompleter GetType<CR>
"nnoremap gr :YcmCompleter GoToReferences<CR>

" ===
" === Vim Airline
" ===
let g:airline_powerline_fonts = 1

"javacomplete2 java自动补全
autocmd FileType java setlocal omnifunc=javacomplete#Complete



" ===
" === Python-syntax
" ===
let g:python_highlight_all = 1
" let g:python_slow_sync = 0


" ===
" === MarkdownPreview
" ===

" ===                              
" === vim terminal in the floating/popup window
" ===                              
map F :FloatermNew<CR>

" ===
" ===coc.nvim
" ===

let g:coc_global_extensions =['coc-clangd','coc-jedi','coc-snippets','coc-markdownlint','coc-git','coc-cmake','coc-tabnine']

" 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>
      \ coc#pum#visible() ? coc#pum#next(1):
      \ CheckBackspace() ? "\<Tab>" :
      \ coc#refresh()
inoremap <expr><S-TAB> coc#pum#visible() ? coc#pum#prev(1) : "\<C-h>"

" Make <CR> to accept selected completion item or notify coc.nvim to format
" <C-g>u breaks current undo, please make your own choice.
inoremap <silent><expr> <CR> coc#pum#visible() ? coc#pum#confirm()
                              \: "\<C-g>u\<CR>\<c-r>=coc#on_enter()\<CR>"

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

" Use <c-space> to trigger completion.
inoremap <silent><expr> <c-o> coc#refresh()

" 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 CocAction('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     CocAction('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>