init.vim

call plug#begin('~/.config/vim_plug/plugged')
    Plug 'honza/vim-snippets'
    Plug 'sainnhe/sonokai'
    Plug 'vim-python/python-syntax'
    Plug 'vim-scripts/ctags.vim'
    Plug 'tmux-plugins/vim-tmux-focus-events'
    Plug 'vim-airline/vim-airline'
    Plug 'bling/vim-bufferline'
    Plug 'scrooloose/nerdcommenter'
    Plug 'vim-airline/vim-airline-themes'
    Plug 'luochen1990/rainbow'
    Plug 'octol/vim-cpp-enhanced-highlight'
    Plug 'Yggdroot/indentLine'
    Plug 'preservim/nerdtree'
    Plug 'Xuyuanp/nerdtree-git-plugin'
    Plug 'neoclide/coc.nvim', {'branch': 'release'}
    Plug 'majutsushi/tagbar'
    Plug 'jiangmiao/auto-pairs'
    Plug 'cdelledonne/vim-cmake'
    Plug 'ryanoasis/vim-devicons'
    Plug 'tiagofumo/vim-nerdtree-syntax-highlight'
    Plug 'voldikss/vim-floaterm'
    Plug 'iamcco/markdown-preview.nvim', { 'do': 'cd app && yarn install'  }
    Plug 'voldikss/vim-translator'
    Plug 'junegunn/fzf', { 'do': { -> fzf#install() } }
    Plug 'jackguo380/vim-lsp-cxx-highlight'
    Plug 'tpope/vim-surround'
call plug#end()
 
filetype plugin on
" 设置为双字宽显示，否则无法完整显示如:☆
set ambiwidth=double
set t_ut= " 防止vim背景颜色错误
set showmatch " 高亮匹配括号
set matchtime=1
set noshowmode " block mode display
set novisualbell noerrorbells
set report=0
set ignorecase
set cursorline "highlight current line
set noeb
set softtabstop=4
set shiftwidth=4
set nobackup
set autoread
set nocompatible
set nu "设置显示行号
set backspace=2 "能使用backspace回删
syntax on "语法检测
set ruler "显示最后一行的状态
set laststatus=2 "两行状态行+一行命令行
set ts=4
set expandtab
set autoindent "设置c语言自动对齐
set t_Co=256 "指定配色方案为256
" set mouse=a "设置可以在VIM使用鼠标
set selection=exclusive
" set selectmode=mouse,key
set tabstop=4 "设置TAB宽度
set history=1000 "设置历史记录条数
set shortmess=atl
set clipboard+=unnamed
set cmdheight=1
if version >= 603
    set helplang=cn
    set encoding=utf-8
endif
set fencs=utf-8,ucs-bom,shift-jis,gb18030,gbk,gb2312,cp936
set termencoding=utf-8
set encoding=utf-8
set fileencodings=ucs-bom,utf-8,cp936
" set updatetime=300
set shortmess+=c
set signcolumn=yes
" reset cursor when vim exits
au VimLeave * set guicursor=a:ver25-blinkon0

set cursorcolumn " 高亮光标列 
set cursorline
highlight CursorLine   cterm=NONE ctermbg=black ctermfg=green guibg=NONE guifg=NONE
highlight CursorColumn cterm=NONE ctermbg=black ctermfg=green guibg=NONE guifg=NONE
inoremap <esc> <nop>
inoremap jk <esc> 
inoremap kj <esc> 


"+================================ 可视化缩进 =====================================+ "
" set notermguicolors
let g:sonokai_style = 'shusia'
" let g:sonokai_enable_italic = 1
" let g:sonokai_disable_italic_comment = 1
colo sonokai
set background=dark
hi CursorLine ctermfg=NONE ctermbg=NONE cterm=NONE
hi Normal ctermfg=NONE ctermbg=234 guifg=NONE
hi LineNr ctermfg=yellow ctermbg=236 cterm=NONE
" hi Terminal ctermfg=NONE ctermfg=NONE cterm=NONE
hi EndOfBuffer ctermbg=NONE
" visual mode bg
set foldmethod=indent " 设置默认折叠方式为缩进
set foldlevelstart=99 " 每次打开文件时关闭折叠
 
" hi Normal ctermfg=252 ctermbg=none "背景透明
" au FileType gitcommit,gitrebase let g:gutentags_enabled=0
if has("autocmd")
    au BufReadPost * if line("'\"") > 1 && line("'\"") <= line("$") | exe "normal! g'\"" | endif
endif
 
let g:python_highlight_all = 1
" +================================ 可视化缩进 =====================================+ "
 
let g:indent_guides_enable_on_vim_startup = 0  " 默认关闭
let g:indent_guides_guide_size            = 1  " 指定对齐线的尺寸
let g:indent_guides_start_level           = 2  " 从第二层开始可视化显示缩进
 
" +================================== NERDTree =======================================+ "
" autocmd vimenter * NERDTree  "自动开启Nerdtree
let g:NERDTreeWinSize = 24 "设定 NERDTree 视窗大小
let NERDTreeShowBookmarks=1  " 开启Nerdtree时自动显示Bookmarks
"打开vim时如果没有文件自动打开NERDTree
autocmd vimenter * if !argc()|NERDTree|endif
"当NERDTree为剩下的唯一窗口时自动关闭
autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTree") && b:NERDTree.isTabTree()) | q | endif
" 设置树的显示图标
let g:NERDTreeDirArrowExpandable = '+'
let g:NERDTreeDirArrowCollapsible = '-'
let NERDTreeIgnore = ['\.pyc$']  " 过滤所有.pyc文件不显示
let g:NERDTreeShowLineNumbers=0 " 是否显示行号
let g:NERDTreeHidden=0     "不显示隐藏文件
""Making it prettier
let NERDTreeMinimalUI = 1
let NERDTreeDirArrows = 1
" autocmd vimenter *  NERDTreeToggle
 
" +================================== 按键映射 =======================================+ "
 
" self key map:
" <leader>s : open key
" <leader>d : close key
" <leader>e : norm key
" inoremap <silent> jj <Esc> "将jj映射到Esc
let mapleader=","

nnoremap <silent> <F4> :TagbarToggle<CR> " 将tagbar的开关按键设置为 F4
nmap <leader>sp :set paste<CR>i
nmap <leader>dp :set nopaste<CR> 
nnoremap ; :
xnoremap ; :
nnoremap <F3> :NERDTreeToggle<CR> " 开启/关闭nerdtree快捷键
nnoremap j gj
nnoremap k gk
nnoremap ^ g^
nnoremap $ g$
nnoremap <leader>dh :noh<CR>
" let mapleader=","
"禁用上下左右
inoremap <up> <nop>
inoremap <down> <nop>
inoremap <left> <nop>
inoremap <right> <nop>
nnoremap <up> <nop>
nnoremap <down> <nop>
nnoremap <left> <nop>
nnoremap <right> <nop>

" +================================== coc.nvim  ======================================+ "
" if hidden is not set, TextEdit might fail.
set hidden
" Some servers have issues with backup files, see #649
set nobackup
set nowritebackup
 
" You will have bad experience for diagnostic messages when it's default 4000.
set updatetime=300
 
" don't give |ins-completion-menu| messages.
set shortmess+=c
 
" always show signcolumns
set signcolumn=yes
 
" Use tab for trigger completion with characters ahead and navigate.
" Use command ':verbose imap <tab>' to make sure tab is not mapped by other plugin.
inoremap <silent><expr> <TAB>
      \ pumvisible() ? "\<C-n>" :
      \ <SID>check_back_space() ? "\<TAB>" :
      \ coc#refresh()
inoremap <expr><S-TAB> pumvisible() ? "\<C-p>" : "\<C-h>"
 
function! s:check_back_space() abort
  let col = col('.') - 1
  return !col || getline('.')[col - 1]  =~# '\s'
endfunction
 
" Use <c-space> to trigger completion.
inoremap <silent><expr> <c-space> coc#refresh()
 
" Use <cr> to confirm completion, `<C-g>u` means break undo chain at current position.
" Coc only does snippet and additional edit on confirm.
inoremap <expr> <cr> pumvisible() ? "\<C-y>" : "\<C-g>u\<CR>"
" Or use `complete_info` if your vim support it, like:
" inoremap <expr> <cr> complete_info()["selected"] != "-1" ? "\<C-y>" : "\<C-g>u\<CR>"
 
" Use `[g` and `]g` to navigate diagnostics
nmap <silent> [g <Plug>(coc-diagnostic-prev)
nmap <silent> ]g <Plug>(coc-diagnostic-next)
" Remap keys for gotos
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 <SID>show_documentation()<CR>
 
function! s:show_documentation()
  if (index(['vim','help'], &filetype) >= 0)
    execute 'h '.expand('<cword>')
  else
    call CocAction('doHover')
  endif
endfunction
 
" Highlight symbol under cursor on CursorHold
autocmd CursorHold * silent call CocActionAsync('highlight')
 
" Remap for rename current word
nmap <leader>rn <Plug>(coc-rename)
 
" Remap for format selected region
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
 
" Remap for do codeAction of selected region, ex: `<leader>aap` for current paragraph
xmap <leader>a  <Plug>(coc-codeaction-selected)
nmap <leader>a  <Plug>(coc-codeaction-selected)
 
" Remap for do codeAction of current line
nmap <leader>ac  <Plug>(coc-codeaction)
" Fix autofix problem of current line
nmap <leader>qf  <Plug>(coc-fix-current)
 
" Create mappings for function text object, requires document symbols feature of languageserver.
xmap if <Plug>(coc-funcobj-i)
xmap af <Plug>(coc-funcobj-a)
omap if <Plug>(coc-funcobj-i)
omap af <Plug>(coc-funcobj-a)
 
" Use `:Format` to format current buffer
command! -nargs=0 Format :call CocAction('format')
 
" Use `:Fold` to fold current buffer
command! -nargs=? Fold :call     CocAction('fold', <f-args>)
 
" use `:OR` for organize import of current buffer
command! -nargs=0 OR   :call     CocAction('runCommand', 'editor.action.organizeImport')
"
" inoremap <silent><expr> <TAB>
"       \ pumvisible() ? coc#_select_confirm() :
"       \ coc#expandableOrJumpable() ? \"\<C-r>=coc#rpc#request('doKeymap', ['snippets-expand-jump',''])\<CR>" :
"       \ <SID>check_back_space() ? \"\<TAB>" :
"       \ coc#refresh()
"
" function! s:check_back_space() abort
"   let col = col('.') - 1
"   return !col || getline('.')[col - 1]  =~# '\s'
" endfunction
"
" let g:coc_snippet_next = '<tab>'
" +=================================== tagbar =======================================+ "
 
let g:tagbar_width=30
" +================================== airline =======================================+ "
let g:airline#extensions#tabline#enabled = 1
let g:airline#extensions#tabline#left_alt_sep = '|'
let g:airline#extensions#tabline#buffer_nr_show = 0
let g:airline#extensions#tabline#formatter = 'default'
let g:airline_theme = 'desertink'
let g:airline#extensions#keymap#enabled = 1
let g:airline#extensions#tabline#buffer_idx_mode = 1
let g:airline#extensions#tabline#buffer_idx_format = {
       \ '0': '0 ',
       \ '1': '1 ',
       \ '2': '2 ',
       \ '3': '3 ',
       \ '4': '4 ',
       \ '5': '5 ',
       \ '6': '6 ',
       \ '7': '7 ',
       \ '8': '8 ',
       \ '9': '9 '
       \}
nmap <leader>1 <Plug>AirlineSelectTab1
nmap <leader>2 <Plug>AirlineSelectTab2
nmap <leader>3 <Plug>AirlineSelectTab3
nmap <leader>4 <Plug>AirlineSelectTab4
nmap <leader>5 <Plug>AirlineSelectTab5
nmap <leader>6 <Plug>AirlineSelectTab6
nmap <leader>7 <Plug>AirlineSelectTab7
nmap <leader>8 <Plug>AirlineSelectTab8
nmap <leader>9 <Plug>AirlineSelectTab9
nmap <leader>- <Plug>AirlineSelectPrevTab
nmap <leader>= <Plug>AirlineSelectNextTab
nmap <leader>q :bp<cr>:bd #<cr>
if !exists('g:airline_symbols')
    let g:airline_symbols = {}
endif
let g:airline_symbols.linenr = "CL" " current line
let g:airline_symbols.whitespace = ''
" let g:airline_left_sep = ']'
" let g:airline_left_alt_sep = ')'
" let g:airline_right_sep = '['
" let g:airline_right_alt_sep = '('
let g:airline_symbols.maxlinenr = 'Ml' "maxline
let g:airline_symbols.branch = 'BR'
let g:airline_symbols.readonly = "RO"
let g:airline_symbols.dirty = "DT"
let g:airline_symbols.crypt = "CR"
" +=============================== NERD Commenter ====================================+ "
"add spaces after comment delimiters by default
let g:NERDSpaceDelims = 1
au FileType python let g:NERDSpaceDelims = 0
 
" Use compact syntax for prettified multi-line comments
let g:NERDCompactSexyComs = 1
 
" Align line-wise comment delimiters flush left instead of following code indentation
let g:NERDDefaultAlign = 'left'
 
" Set a language to use its alternate delimiters by default
let g:NERDAltDelims_java = 1
 
" Add your own custom formats or override the defaults
" let g:NERDCustomDelimiters = { 'c': { 'left': '/**','right': '*/' } }
 
" Allow commenting and inverting empty lines (useful when commenting a region)
let g:NERDCommentEmptyLines = 1
 
" Enable trimming of trailing whitespace when uncommenting
let g:NERDTrimTrailingWhitespace = 1
 
" Enable NERDCommenterToggle to check all selected lines is commented or not
let g:NERDToggleCheckAllLines = 1
 
 
" +=============================== rainbow Parentheses ==============================+ "
" ((((((()))))))
let g:rainbow_active = 1
let g:rainbow_conf = {
\   'guifgs': ['#FFE66F', '#00FFFF', '#46A3FF', '#AAAAFF', '#FFB5B5'],
\   'ctermfgs': ['lightyellow', 'lightcyan','lightblue', 'lightmagenta'],
\   'operators': '_,_',
\   'parentheses': ['start=/(/ end=/)/ fold', 'start=/\[/ end=/\]/ fold', 'start=/{/ end=/}/ fold'],
\}
" +============================== markdown preview =============
" set to 1, nvim will open the preview window after entering the markdown buffer
" default: 0
let g:mkdp_auto_start = 0

" set to 1, the nvim will auto close current preview window when change
" from markdown buffer to another buffer
" default: 1
let g:mkdp_auto_close = 1

" set to 1, the vim will refresh markdown when save the buffer or
" leave from insert mode, default 0 is auto refresh markdown as you edit or
" move the cursor
" default: 0
let g:mkdp_refresh_slow = 0

" set to 1, the MarkdownPreview command can be use for all files,
" by default it can be use in markdown file
" default: 0
let g:mkdp_command_for_global = 0

" set to 1, preview server available to others in your network
" by default, the server listens on localhost (127.0.0.1)
" default: 0
let g:mkdp_open_to_the_world = 0

" use custom IP to open preview page
" useful when you work in remote vim and preview on local browser
" more detail see: https://github.com/iamcco/markdown-preview.nvim/pull/9
" default empty
let g:mkdp_open_ip = ''

" specify browser to open preview page
" default: ''
let g:mkdp_browser = ''

" set to 1, echo preview page url in command line when open preview page
" default is 0
let g:mkdp_echo_preview_url = 0

" a custom vim function name to open preview page
" ert nore=no recursive map:wqhis function will receive url as param
" default is empty
let g:mkdp_browserfunc = ''

" options for markdown render
" mkit: markdown-it options for render
" katex: katex options for math
" uml: markdown-it-plantuml options
" maid: mermaid options
" disable_sync_scroll: if disable sync scroll, default 0
" sync_scroll_type: 'middle', 'top' or 'relative', default value is 'middle'
"   middle: mean the cursor position alway show at the middle of the preview page
"   top: mean the vim top viewport alway show at the top of the preview page
"   relative: mean the cursor position alway show at the relative positon of the preview page
" hide_yaml_meta: if hide yaml metadata, default is 1
" sequence_diagrams: js-sequence-diagrams options
" content_editable: if enable content editable for preview page, default: v:false
" disable_filename: if disable filename header for preview page, default: 0
let g:mkdp_preview_options = {
    \ 'mkit': {},
    \ 'katex': {},
    \ 'uml': {},
    \ 'maid': {},
    \ 'disable_sync_scroll': 0,
    \ 'sync_scroll_type': 'middle',
    \ 'hide_yaml_meta': 1,
    \ 'sequence_diagrams': {},
    \ 'flowchart_diagrams': {},
    \ 'content_editable': v:false,
    \ 'disable_filename': 0
    \ }

" use a custom markdown style must be absolute path
" like '/Users/username/markdown.css' or expand('~/markdown.css')
let g:mkdp_markdown_css = ''

" use a custom highlight style must absolute path
" like '/Users/username/highlight.css' or expand('~/highlight.css')
let g:mkdp_highlight_css = ''

" use a custom port to start server or random for empty
let g:mkdp_port = ''

" preview page title
" ${name} will be replace with the file name
let g:mkdp_page_title = '「${name}」'

" recognized filetypes
" these filetypes will have MarkdownPreview... commands
let g:mkdp_filetypes = ['markdown']
" binding key shortup
"
autocmd FileType markdown nnoremap ,m :MarkdownPreview<CR>
autocmd FileType markdown nnoremap ,ms :MarkdownPreviewStop<CR>

" +================ vim-translate =================
""" Configuration example
" Echo translation in the cmdline
nmap <silent> <Leader>t <Plug>Translate
vmap <silent> <Leader>t <Plug>TranslateV
" Display translation in a window
nmap <silent> <Leader>w <Plug>TranslateW
vmap <silent> <Leader>w <Plug>TranslateWV
" Replace the text with translation
nmap <silent> <Leader>r <Plug>TranslateR
vmap <silent> <Leader>r <Plug>TranslateRV
" Translate the text in clipboard

nmap <silent> <Leader>x <Plug>TranslateX




" +======================== coc-git ==============
" " lightline
let g:lightline = {
  \ 'active': {
  \   'left': [
  \     [ 'mode', 'paste' ],
  \     [ 'ctrlpmark', 'git', 'diagnostic', 'cocstatus', 'filename', 'method' ]
  \   ],
  \   'right':[
  \     [ 'filetype', 'fileencoding', 'lineinfo', 'percent' ],
  \     [ 'blame' ]
  \   ],
  \ },
  \ 'component_function': {
  \   'blame': 'LightlineGitBlame',
  \ }
\ }

function! LightlineGitBlame() abort
  let blame = get(b:, 'coc_git_blame', '')
  " return blame
  return winwidth(0) > 120 ? blame : ''
endfunction


" +========================== c++ syntax highlighting =================
let g:cpp_class_scope_highlight = 1
let g:cpp_member_variable_highlight = 1
let g:cpp_class_decl_highlight = 1


" +======================== floaterm ===================
" Configuration example
let g:floaterm_keymap_new    = '<Leader>ft'
let g:floaterm_keymap_toggle = '<Leader>fh' " means hidden;   <Leader>t is used by vim-translator
let g:floaterm_keymap_prev   = '<Leader>fp'
let g:floaterm_keymap_next   = '<Leader>fn'
let g:floaterm_keymap_kill   = '<Leader>fk'

" +======================= vim-cpp-enhanced-highlight =======
let g:cpp_class_scope_highlight = 1
let g:cpp_member_variable_highlight = 1
let g:cpp_class_decl_highlight = 1
let g:cpp_posix_standard = 1
let g:cpp_experimental_simple_template_highlight = 1
let g:cpp_no_function_highlight = 1
let g:cpp_concepts_highlight = 1