set tabstop=4                                                                                                                          
set softtabstop=4
set autoindent
set expandtab
set shiftwidth=4
" set mouse=a
" set mouse=v
set modeline
set modelines=5

autocmd FileType make set noexpandtab

if has("pathogen")
    execute pathogen#infect()
endif

if has("autocmd")
  filetype  plugin indent on
endif

if has("autochdir")
    set autochdir
endif

set number
set ruler
set backspace=2
set laststatus=2

set nolinebreak
set background=light
set showmatch
set autochdir
set shortmess=atI
"配置paste模式为f3
set pastetoggle=<F3>
"Enable folding
set foldmethod=indent
set foldlevel=99
"通过空格键快速打开和关闭折叠
nnoremap <space> za
"F4快捷键快速切换打开和关闭目录树窗口
map <F4> :NERDTreeToggle<CR>
    
set fenc=
"设置状态栏显示的内容
" set statusline=%F%m%r%h%w\ [FORMAT=%{&ff}]\ [TYPE=%Y]\ [POS=%l,%v][%p%%]\ %{strftime(\"%d/%m/%y\ -\ %H:%M\")}\ %{ALEGetStatusLine()}

if !has('gui_running')
  set t_Co=256
endif

set t_Co=256
colorscheme desert
hi LineNr ctermfg=245 ctermbg=235
set cursorline
hi CursorLine ctermbg=235 cterm=NONE guibg=Grey40
syntax on
" set nohls
" set nohlsearch

"记住上次打开的位置
au BufReadPost * if line("'\"") > 0|if line("'\"") <= line("$")|exe("norm '\"")|else|exe "norm $"|endif|endif

auto BufNewFile *.py call PythonHeader()
    
func PythonHeader()
    call setline(1, "#!/usr/bin/env python")
    call append(1, "# -*- coding: utf-8 -*-")
    call append(2, "")
    call append(3, "from __future__ import unicode_literals")
    call append(4, "from __future__ import absolute_import")
endf

call plug#begin('~/.vim/plugged')
" 状态栏
Plug 'vim-airline/vim-airline'
Plug 'vim-airline/vim-airline-themes'
" 树形目录插件配置
Plug 'scrooloose/nerdtree'
Plug 'jistr/vim-nerdtree-tabs'
" 语法高亮和检查插件
" Plug 'sheerun/vim-polyglot'
Plug 'dense-analysis/ale'
" 注释插件
Plug 'preservim/nerdcommenter'
" 搜索插件
Plug 'kien/ctrlp.vim'
" 代码补全
Plug 'ycm-core/YouCompleteMe', { 'do': './install.py' }
call plug#end()
    
" ctrl+n切换树形目录,和树形目录配置
map <C-n> :NERDTreeToggle<CR>
let NERDTreeIgnore=['\~$', '\.pyc$', '\.swp$']
let NERDTreeMinimalUI = 1
let NERDTreeShowHidden = 0   " 不显示隐藏文件
" let g:nerdtree_tabs_open_on_console_startup = 1
let g:nerdtree_tabs_focus_on_files = 1
" 设置宽度
let NERDTreeWinSize=25
autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTreeType") &&b:NERDTreeType == "primary") | q | endif

" 代码检查配置
" ale-setting {{{
let g:ale_set_highlights = 0
"自定义error和warning图标
" let g:ale_sign_error = '✗'
" let g:ale_sign_warning = '⚡ '
"在vim自带的状态栏中整合ale
" let g:ale_statusline_format = ['✗ %d', '⚡  %d', '✔ OK']
"显示Linter名称,出错或警告等相关信息
let g:ale_echo_msg_error_str = 'E'
let g:ale_echo_msg_warning_str = 'W'
let g:ale_echo_msg_format = '[%linter%] %s [%severity%]'
"打开文件时不进行检查
let g:ale_lint_on_enter = 0

"普通模式下，sp前往上一个错误或警告，sn前往下一个错误或警告
nmap sp <Plug>(ale_previous_wrap)
nmap sn <Plug>(ale_next_wrap)
"<Leader>s触发/关闭语法检查
nmap <Leader>s :ALEToggle<CR>
"<Leader>d查看错误或警告的详细信息
nmap <Leader>d :ALEDetail<CR>
"对python使用pylint进行语法检查
let g:ale_linters = {
\   'python': ['pylint'],
\   'javascript': ['eslint'],
\}
" }}}

" 注释符号后面空一格
let g:NERDSpaceDelims = 1
let g:NERDDefaultAlign = 'left'
" 整合airline+ale
let g:airline#extensions#ale#enabled = 1
" 配置airline
" let g:airline_section_b = '%{strftime("%c")}'   " 显示时间
" let g:airline_section_y = 'BN: %{bufnr("%")}'   " 显示星期
let g:airline#extensions#tabline#enabled = 1 " 显示窗口tab和buffer
" vim自动补全框颜色设置
hi PMenu ctermfg=80 ctermbg=8 guifg=MediumTurquoise guibg=Grey
hi PMenuSel ctermfg=250 ctermbg=30 guifg=Grey74 guibg=Turquoise4
" 代码补全插件配置
" 输入第一个字符就开始补全
let g:ycm_min_num_of_chars_for_completion=1
" 开起vim时不检测ycm_extra_conf文件
let g:ycm_confirm_extra_conf = 0
" 关闭显示函数的文档窗口
set completeopt=longest,menu
let g:ycm_add_preview_to_completeopt=0
" 设置跳转快捷键
nnoremap <c-k> :YcmCompleter GoToDeclaration<CR>
nnoremap <c-h> :YcmCompleter GoToDefinition<CR>
nnoremap <c-j> :YcmCompleter GoToDefinitionElseDeclaration<CR>