"TODO: add documentation in the vim folder for this vim config
if empty(glob('~/.vim/autoload/plug.vim'))
      silent !curl -fLo ~/.vim/autoload/plug.vim --create-dirs
    \ https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim
endif
call plug#begin('~/.vim/plugged')
Plug 'itchyny/lightline.vim'
Plug 'rafi/awesome-vim-colorschemes'
Plug 'mattn/emmet-vim'
Plug 'liuchengxu/vim-which-key'
Plug 'junegunn/fzf', { 'do': { -> fzf#install() } }
Plug 'junegunn/fzf.vim'
Plug 'kamil-stachowski/flatwhite-vim'
Plug 'ap/vim-buftabline'
Plug 'sheerun/vim-polyglot'
Plug 'tpope/vim-commentary'
Plug 'yegappan/lsp'
Plug 'mattn/vim-lsp-settings'
Plug 'normen/vim-lsp-settings-adapter'
Plug 'kalbasit/vim-colemak'
call plug#end()
let mapleader = "\<Space>"
syntax on 
"filetype
filetype on
filetype indent on
filetype plugin on
"set
set nocompatible
set fileformat=unix
set encoding=UTF-8
set number
set nowrap
set rnu
set expandtab
set tabstop=4
set shiftwidth=4
set smarttab 
set smartindent
set noswapfile
set incsearch
set ignorecase
set smartcase
set autochdir
set hidden
set virtualedit=onemore
set timeoutlen=500
set ttimeoutlen=1
set termguicolors
set laststatus=2
set noshowmode
set undofile
set undodir=~/.vim/undodir
set signcolumn=yes
set shortmess+=c
" etc
colorscheme flatwhite
nnoremap <Space> <Nop>
nnoremap <silent> <leader> :WhichKey '<Space>'<CR>
inoremap <silent> <Esc> <Esc>l
nnoremap <nowait> y w
nnoremap <leader>c "+y
vnoremap <leader>c "+y
autocmd FileType html,css EmmetInstall
"let
let g:VM_maps = {}
let g:buftabline_show = 2
let g:buftabline_numbers = 1
let g:user_emmet_leader_key='<Space>'
let g:user_emmet_mode='n'
let g:user_emmet_install_global = 0
let g:lightline = {
            \ 'colorscheme': 'one',
            \ 'background': 'light',
            \ }
let g:which_key_map = {}
let g:which_key_map.f = ['Files', 'file buffer']
let g:which_key_map.b = {
            \ 'name' : '+buffer',
            \ 'n' : ['bn', 'next buffer'],
            \ 'p' : ['bp', 'previous buffer'],
            \ 'b' : ['Buffers', 'fuzzy find buffers'],
            \ }
call which_key#register('<Space>', 'g:which_key_map')
" lsp
autocmd User LspSetup call LspOptionsSet(#{
      \ autoComplete: v:true,
      \ autoHighlightDiags: v:true,
      \ })

" one list instead of N copy-pasted if-executable/augroup blocks
autocmd User LspSetup call LspAddServer([
      \ #{name: 'pylsp',  filetype: 'python',  path: 'pylsp'},
      \ #{name: 'clangd', filetype: ['c', 'cpp', 'objc', 'objcpp'],
      \   path: 'clangd', args: ['--background-index']},
      \ #{name: 'html', filetype: 'html',
      \   path: 'vscode-html-language-server', args: ['--stdio']},
      \ #{name: 'css', filetype: ['css', 'scss', 'less'],
      \   path: 'vscode-css-language-server', args: ['--stdio']},
      \ #{name: 'ts', filetype: ['javascript', 'javascript.jsx', 'javascriptreact'],
      \   path: 'typescript-language-server', args: ['--stdio']},
      \ ])

" keymaps: explicit :Lsp* commands mapped by hand, buffer-local, same idea as
" your old on_lsp_buffer_enabled() but no separate function/augroup needed —
" this fires once per attached buffer via the plugin's own event
autocmd User LspAttached call s:lsp_keymaps()
function! s:lsp_keymaps() abort
    nmap <buffer> gs  :LspDocumentSymbol<CR>
    nmap <buffer> gr  :LspShowReferences<CR>
    nmap <buffer> gi  :LspGotoImpl<CR>
    nmap <buffer> gt  :LspGotoTypeDef<CR>
    nmap <buffer> <leader>rn :LspRename<CR>
    nmap <buffer> [g  :LspDiagPrev<CR>
    nmap <buffer> ]g  :LspDiagNext<CR>
    nmap <buffer> K   :LspHover<CR>
if index(['python', 'c', 'cpp', 'objc', 'objcpp',
        \ 'javascript', 'javascript.jsx', 'javascriptreact'], &filetype) >= 0
    autocmd BufWritePre <buffer> LspFormat
endif
endfunction
function! s:prettier_format() abort
    if !executable('prettier')
        return
    endif
    let l:view = winsaveview()
    silent %!prettier --stdin-filepath % --html-whitespace-sensitivity=scrict  
    if v:shell_error
        silent undo
        echohl ErrorMsg | echom 'formatting failed'
    endif
    call winrestview(l:view)
endfunction
augroup prettierformat
    au!
    autocmd BufWritePre *.html,*.css call s:prettier_format()
augroup END