" ~/.vim/vimrc
"""""""""""""""""""""""""""""""""""""""""""""""""
" vundle
set nocompatible
filetype off

" set the runtime path to include Vundle and initialize
set rtp+=~/.vim/bundle/Vundle.vim
call vundle#begin()

" Plug-in manager for Vim
Plugin 'VundleVim/Vundle.vim' 

" Git interface #####
" Plugin 'tpope/vim-fugitive'

" Tree explorer plugin
Plugin 'scrooloose/nerdtree'

" Showing git status flags
Plugin 'Xuyuanp/nerdtree-git-plugin'

" Syntax checking
Plugin 'scrooloose/syntastic'

" Code-completion engine
" Plugin 'ycm-core/YouCompleteMe'
" Plugin 'davidhalter/jedi-vim'
Plugin 'ervandew/supertab'

" Vim python-mode. PyLint, Rope, Pydoc, breakpoints from box
Plugin 'python-mode/python-mode', { 'for': 'python', 'branch': 'develop' }

" Nerdtree features
" Plugin 'tiagofumo/vim-nerdtree-syntax-highlight'

" Rainbow brackets for Vim 
Plugin 'frazrepo/vim-rainbow'

" Color schemes
" Plugin 'altercation/vim-colors-solarized'
Plugin 'tomasiser/vim-code-dark'

" Statusline/tabline plugin: NORMAL, INSERT, etc 
Plugin 'itchyny/lightline.vim'

" Commenting powers
" Plugin 'preservim/nerdcommenter'
Plugin 'tpope/vim-commentary'

" Markdown preview
Plugin 'iamcco/markdown-preview.nvim'

" Buffers
Plugin 'bling/vim-bufferline'

call vundle#end()
filetype plugin indent on
"""""""""""""""""""""""""""""""""""""""""""""""""
" Put your non-Plugin stuff after this line 

" Set standard encoding
set encoding=utf-8

" Allow backspacing over everything in insert mode
set backspace=indent,eol,start

" Set auto ident
set autoindent

" System clipboard
set clipboard=unnamed

" Set PEP8
" autocmd BufRead,BufNewFile *.py
"     \ set tabstop=4
"     \ set softtabstop=4
"     \ set shiftwidth=4
"     \ set textwidth=79
"     \ set expandtab
"     \ set autoindent
"     \ set fileformat=unix

" Show spelling mistakes
" set spell

" Enable syntax highlighting
syntax on
filetype on

" Set line number
" set number relativenumber
set number

" Enable folding
set foldmethod=indent
set foldlevel=99

" Flagging Unnecessary Whitespace
" au BufRead,BufNewFile *.py,*.pyw,*.c,*.cpp,*.h match BadWhitespace /\s\+$/

" Preserve indentation
" to avoid messed up, press the F2 key before you paste code
set pastetoggle=<F2>

" Mapping search CTRL-f, CTRL-SHIFT-f
map <C-f> /
map <C-M-f> :vimgrep /

" YouCompleteMe config
" let g:ycm_python_interpreter_path = '/usr/bin/python3'

" In NORMAL mode, Switch tab with Ctrl + Right Arrow
nnoremap <C-Right> :tabnext<CR>
" Switch tab with Ctrl + Left Arrow
nnoremap <C-Left> :tabprev<CR>
" Create new tab with Ctrl + Tab
nnoremap <C-T> :tabnew<CR>
" In INSERT mode, Switch tab with Ctrl + Right Arrow
inoremap <C-Right> <Esc>:tabnext<CR>i
" Switch tab with Ctrl + Left Arrowe
inoremap <C-Left> <Esc>:tabprev<CR>i
" Create new tab with Ctrl + Tab
inoremap <C-T> <Esc>:tabnew<CR>i

" Start NERDTree. If a file is specified, move the cursor to its window.
autocmd StdinReadPre * let s:std_in=1
autocmd VimEnter * NERDTree | if argc() > 0 || exists("s:std_in") | wincmd p | endif

" Set rainbow active 'frazrepo/vim-rainbow'
let g:rainbow_active = 1

" Enable tomasiser/vim-code-dark
colorscheme codedark

" python-mode config
let g:pymode_python = 'python3'

" " NERD Commenter config
" filetype plugin on
" " Create default mappings
" let g:NERDCreateDefaultMappings = 1
" " Add spaces after comment delimiters by default
" let g:NERDSpaceDelims = 1
" " 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

" vim-commentary mapping
" nnoremap <C-/> :normal gcc<CR>
" vnoremap <C-/> :normal gc<CR>
" nmap <C><Leader> gcc
" vmap <C-/> gc

" 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
" for path with space
" valid: `/path/with\ space/xxx`
" invalid: `/path/with\\ space/xxx`
" 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
" this 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,
    \ 'toc': {}
    \ }
" 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 empty for random
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']
" set default theme (dark or light)
" By default the theme is define according to the preferences of the system
let g:mkdp_theme = 'dark'
" normal/insert
" <Plug>MarkdownPreview
" <Plug>MarkdownPreviewStop
" <Plug>MarkdownPreviewToggle
" example
nmap <C-s> <Plug>MarkdownPreview
nmap <M-s> <Plug>MarkdownPreviewStop
nmap <C-p> <Plug>MarkdownPreviewToggle

" vim-nerdtree-syntax-highlight config
" let g:NERDTreeHighlightFolders = 1 " enables folder icon highlighting using exact match
" let g:NERDTreeHighlightFoldersFullName = 1 " highlights the folder name