init.vim

" Editor Behavior
" ===============

" TODO 映射normal模式下的A和I插入

" Avoid messy code
set encoding=utf-8
set fileencodings=utf-8,gbk,big5
set nocompatible

" General visual settings
" set cursorline
" set number
" set relativenumber
" if has("patch-8.1.1564")
" 	set signcolumn=number
" else
" 	set signcolumn=yes
" endif
" set colorcolumn=100
set noshowmode
set nowrap
autocmd FileType markdown set wrap
set scrolloff=4


" Split
set splitright
set splitbelow


" Search
set ignorecase " Make search case insensitive
set smartcase
set hlsearch
set incsearch


" Disable stupid backup and swap files
set nobackup
set nowritebackup
set noswapfile
set updatetime=100
set hidden


" Input
set backspace=2 " Avoid <BS> stop working
set notimeout
set ttimeoutlen=100


" Code folding
set foldmethod=indent
set foldlevel=99
set foldenable


" Indentation
" Real program dont use TABs but spaces
" Show existing tab with 4 spaces width
set tabstop=4
" Use 4 spaces width when indenting with '>'
set shiftwidth=4
set softtabstop=4
set autoindent
" Insert 4 spaces on pressing tab
set expandtab
autocmd BufRead,BufNewFile *.tsv setlocal noexpandtab tabstop=24 softtabstop=24 ft=txt
set shiftround


" Accelerator
set lazyredraw "should make scrolling faster

" Mouse
" set mouse+=a
set mouse=




" Terminal Behavior
tnoremap <Esc> <C-\><C-n>
augroup neovim_terminal
    autocmd!
    " Enter Terminal-mode (insert) automatically
    autocmd TermOpen * startinsert
    " Disables number lines on terminal buffers
    autocmd TermOpen * :set nonumber norelativenumber
augroup END



" Basic Mappings
let mapleader = ','
noremap ; :

" Quick save
noremap <leader>w :w<CR>
vnoremap <leader>w :w<CR>
inoremap <leader>w <Esc>:w<CR>

" Quick quit 
noremap <leader>wq <Esc>:wq<CR>
noremap <leader>q <Esc>:q!<CR>
inoremap jj <Esc>

" Search
" noremap <leader>s /
" inoremap <leader>s <Esc>/

" Redo
noremap <C-u> <C-r>


" Open the vimrc file anytime
noremap <leader>rc :e ~/.config/nvim/init.vim


" Indentation
nnoremap < <<
nnoremap > >>
vnoremap < <gv
vnoremap > >gv


" N key: go to the start of the line
noremap <silent> H 0
noremap <silent> L $




" Window management
" Use Ctrl + hjkl to switch window
" noremap <C-h> <C-w>h
" noremap <C-j> <C-w>j
" noremap <C-k> <C-w>k
" noremap <C-l> <C-w>l


" Tab management
" noremap tn :tabnew<CR>
" noremap th :tabprevious<CR>
" noremap tl :tabnext<CR>


" Buffer management
" noremap bd :bdelete<CR>
" noremap bp :bprevious<CR>
" noremap bn :bnext<CR>

" Custom settings based on file path
autocmd BufNewFile,BufRead /Users/liujinyi/Documents/diary/2023/* set wrap


" Vim Plug
call plug#begin('~/.config/nvim/plugged')


" Colorscheme
" Plug 'joshdick/onedark.vim'
Plug 'lifepillar/vim-solarized8'


" Status Line
" Plug 'itchyny/lightline.vim'
" Plug 'vim-airline/vim-airline'
" Plug 'vim-airline/vim-airline-themes'
" Plug 'glepnir/galaxyline.nvim' , {'branch': 'main'}


" General Highlighter
Plug 'RRethy/vim-illuminate'
" Plug 'nvim-treesitter/nvim-treesitter', {'do': ':TSUpdate'}
" Plug 'RRethy/vim-hexokinase', { 'do': 'make hexokinase' }


" Other Visual Enhancement
" Plug 'ryanoasis/vim-devicons' " vimscript
" Plug 'kyazdani42/nvim-web-devicons' " lua
" Plug 'mhinz/vim-signify'
Plug 'https://github.com/airblade/vim-gitgutter.git'


" Slime for vim
" Plug 'jpalardy/vim-slime'


" Native LSP
" Plug 'neovim/nvim-lspconfig'
" Plug 'nvim-lua/completion-nvim'
" Plug 'nvim-lua/diagnostic-nvim'

" Debugger
" Plug 'puremorning/vimspector'
" Plug 'szw/maximizer'

" Enhancement
Plug 'LunarWatcher/auto-pairs', { 'tag': '*' }
Plug 'tpope/vim-commentary'
" Plug 'godlygeek/tabular'
" Plug 'easymotion/vim-easymotion'

" Find & Replace
" Plug 'brooth/far.vim'

call plug#end()


" Automatically install missing plugins on startup
autocmd VimEnter *
  \  if !empty(filter(copy(g:plugs), '!isdirectory(v:val.dir)'))
  \|   PlugInstall --sync | q
  \| endif


" Colorscheme
" ===========
if (has("termguicolors"))
    set termguicolors
    hi LineNr ctermbg=NONE guibg=NONE
endif
syntax on

" OneDark
" let g:nvcode_termcolors = 256
" colorscheme onedark

" Solarized8
set background=dark
colorscheme solarized8_flat
let g:solarized_visibility="normal"
let g:solarized_diffmode="normal"
let g:solarized_termtrans=0
let g:solarized_extra_hi_groups=1
let g:solarized_statusline="low"
" let g:solarized_italics=1
let g:solarized_old_cursor_style=1
autocmd vimenter * ++nested colorscheme solarized8


" itchyny/lightline.vim
" let g:lightline = {
"     \ 'colorscheme': 'onedark',
"     \ }

" let g:lightline.tabline = {
"     \ 'left': [ [ 'tabs' ] ],
"     \ 'right': [  ],
"     \ }

" let g:lightline.tab = {
"     \ 'active': [ 'filename', 'modified' ],
"     \ 'inactive': [ 'filename', 'modified' ],
"     \ }

" let g:lightline.seperator = { 'left': '', 'right': '' }
" let g:lightline.subseparator = { 'left': '', 'right': '' }

" let g:lightline.enable = {
"     \ 'statusline': 1,
"     \ 'tabline': 1
"     \ }


" vim-illuminate
let g:Illuminate_ftblacklist = [ 'nerdtree' ]
let g:Illuminate_delay = 0
" hi link illuminatedWord Visual


" RRethy/vim-hexokinase
" set termguicolors
" let g:Hexokinase_highlighters = [ 'backgroundfull' ]


" nvim-treesitter/nvim-treesitter
" lua << EOF
" require('nvim-treesitter.configs').setup {
"   ensure_installed = {  "bash", "c", "c_sharp", "cpp", "fortran", "python",
"                         "json", "html", "latex", "lua"},
"   highlight = {
"     enable = true,
"     disable = { "python", "c" }
"   },
" }
" EOF


" airblace/vim-gitgutter
let g:gitgutter_map_keys = 0
" nmap c[ <Plug>(GitGutterPrevHunk)
" nmap c] <Plug>(GitGutterNextHunk)


" LunarWatcher/auto-pairs
let g:AutoPairsCompatibleMaps = 0 " recommended setting



" kien/rainbow_parentheses.vim
" au VimEnter * RainbowParenthesesToggle
" au Syntax * RainbowParenthesesLoadRound
" au Syntax * RainbowParenthesesLoadSquare
" au Syntax * RainbowParenthesesLoadBraces
" let g:rbpt_loadcmd_toggle = 0
" let g:rbpt_max = 16
" let g:rbpt_colorpairs = [
"     \ ['brown',       'RoyalBlue3'],
"     \ ['Darkblue',    'SeaGreen3'],
"     \ ['darkgray',    'DarkOrchid3'],
"     \ ['darkgreen',   'firebrick3'],
"     \ ['darkcyan',    'RoyalBlue3'],
"     \ ['darkred',     'SeaGreen3'],
"     \ ['darkmagenta', 'DarkOrchid3'],
"     \ ['brown',       'firebrick3'],
"     \ ['gray',        'RoyalBlue3'],
"     \ ['black',       'SeaGreen3'],
"     \ ['darkmagenta', 'DarkOrchid3'],
"     \ ['Darkblue',    'firebrick3'],
"     \ ['darkgreen',   'RoyalBlue3'],
"     \ ['darkcyan',    'SeaGreen3'],
"     \ ['darkred',     'DarkOrchid3'],
"     \ ['red',         'firebrick3'],
"     \ ]




" easymotion/vim-easymotion
" nmap ss <Plug>(easymotion-s2)
" let g:EasyMotion_smartcase = 1


" jpalardy/vim-slime
" let g:slime_target = "tmux"
" let g:slime_default_config = {
"     \ "socket_name": "default",
"     \ "target_pane": "{right-of}",
"     \ }
" let g:slime_python_ipython = 1
" let g:slime_dont_ask_default = 1