" This is vimrc file, using as the profile of vim.
" After modify vimrc, use `:so $MYVIMRC` to reload new profile.

" env variables
if has('win32') || has('win64')
    let g:CONFIGPATH = $USERPROFILE . '/vimfiles'
elseif has('unix')
    let g:CONFIGPATH = $HOME . '/.vim'
endif

filetype plugin indent on  " Load plugins according to detected filetype.
syntax on                  " Enable syntax highlighting.

set autoindent             " Indent according to previous line.
set expandtab              " Use spaces instead of tabs.
set softtabstop =4         " Tab key indents by 4 spaces.
set shiftwidth  =4         " >> indents by 4 spaces.
set shiftround             " >> indents to next multiple of 'shiftwidth'.

set backspace   =indent,eol,start  " Make backspace work as you would expect.
set hidden                 " Switch between buffers without having to save first.
set laststatus  =2         " Always show statusline.
set display     =lastline  " Show as much as possible of the last line.

set showmode               " Show current mode in command-line.
set showcmd                " Show already typed keys when more are expected.

set incsearch              " Highlight while searching with / or ?.
set hlsearch               " Keep matches highlighted.

set ttyfast                " Faster redrawing.
set lazyredraw             " Only redraw when necessary.

set splitbelow             " Open new windows below the current window.
set splitright             " Open new windows right of the current window.

set cursorline             " Find the current line quickly.
set wrapscan               " Searches wrap around end-of-file.
set report      =0         " Always report changed lines.
set synmaxcol   =200       " Only highlight the first 200 columns.

set list                   " Show non-printable characters.

if has('multi_byte') && &encoding ==# 'utf-8'
  let &listchars = 'tab:▸ ,extends:❯,precedes:❮,nbsp:±'
else
  let &listchars = 'tab:> ,extends:>,precedes:<,nbsp:.'
endif

" The fish shell is not very compatible to other shells and unexpectedly
" breaks things that use 'shell'.
if &shell =~# 'fish$'
  set shell=/bin/bash
endif

if has('win32')
    set shell=pwsh.exe
    set shellcmdflag=-command
    set shellquote=\"
    set shellxquote=
endif

" Put all temporary files under the same directory.
" https://github.com/mhinz/vim-galore#temporary-files
set backup
set backupext   =-vimbackup
set backupskip  =
set updatecount =100
set undofile

if exists('g:CONFIGPATH')
    execute 'set undodir=' . escape(g:CONFIGPATH, ' \') . '/undo/' 
    execute 'set directory=' . escape(g:CONFIGPATH, ' \') . '/swap/' 
    execute 'set backupdir=' . escape(g:CONFIGPATH, ' \') . '/backup/' 
endif

" set textwidth   =80

set updatetime  =300
set signcolumn  =yes
set smartcase

set foldmethod  =manual