" Sanity
set encoding=utf-8
scriptencoding utf-8

" Install vim-plug if not installed already (requires curl)
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
  autocmd VimEnter * PlugInstall --sync | source ~/.vimrc
endif

" Plugins
call plug#begin('~/.vim/vim-plug')
" Basic vim config
Plug 'tpope/vim-sensible'
" Colorscheme
Plug 'https://github.com/morhetz/gruvbox'
" Asynchronous Linting Engine
Plug 'https://github.com/dense-analysis/ale'
" Open files/recent files/tags quickly
Plug 'https://github.com/ctrlpvim/ctrlp.vim'
" Git
Plug 'https://github.com/tpope/vim-fugitive'
" Comment shit easily
Plug 'https://github.com/tpope/vim-commentary'
" Browse file system
Plug 'https://github.com/scrooloose/nerdtree', { 'on': 'NERDTreeToggle' }
" Minimal status line
Plug 'https://github.com/itchyny/lightline.vim'
" Lightline status for ALE
Plug 'maximbaz/lightline-ale'
" Insert parentheses in pairs
Plug 'https://github.com/jiangmiao/auto-pairs'
Plug 'https://github.com/amix/open_file_under_cursor.vim'
" Multi cursor
Plug 'https://github.com/mg979/vim-visual-multi'
" Easily explore open buffers
Plug 'https://github.com/vim-scripts/bufexplorer.zip'
" Search
Plug 'https://github.com/mileszs/ack.vim'
" Yank history
Plug 'https://github.com/maxbrunsfeld/vim-yankstack'
" Mark indentation level
Plug 'nathanaelkane/vim-indent-guides'

" snipmate
Plug 'https://github.com/MarcWeber/vim-addon-mw-utils'
Plug 'https://github.com/tomtom/tlib_vim'
Plug 'https://github.com/garbas/vim-snipmate'

" Git gutter line
Plug 'https://github.com/airblade/vim-gitgutter'
" Zero distractions
Plug 'https://github.com/junegunn/goyo.vim'

" Highlight lines not covered by tests
Plug 'https://github.com/mgedmin/coverage-highlight.vim'

"Languages
Plug 'https://github.com/rust-lang/rust.vim'
Plug 'https://github.com/vim-scripts/nginx.vim'
Plug 'https://github.com/plasticboy/vim-markdown'
Plug 'https://github.com/altercation/vim-colors-solarized'

Plug 'epheien/termdbg'

" No RGB, no party
let vim_razer = expand('~/projects_razer/vim-razer')
if isdirectory(vim_razer)
    Plug vim_razer
endif
call plug#end()

" Style
set background=dark
colorscheme gruvbox

" General stuff
set nowrap
set mouse=a
set relativenumber number
set foldlevelstart=3 foldmethod=syntax nofoldenable "without nofoldenable all folds are closed at startup"
set ttymouse=xterm2 " fix mouse when used in tmux/byobu https://unix.stackexchange.com/q/50733

set nobackup nowb  noswapfile " no need for backups of every file
set history=10000

set list listchars=tab:›\ ,trail:•,extends:#,nbsp:.

set splitbelow splitright
set autoread
" Don't redraw while executing macros (good performance config)
set lazyredraw

set ignorecase smartcase " ignore case on search but be smart about it
set hlsearch "highlight search results (using *)

set shiftwidth=4 tabstop=4
autocmd FileType yaml,yml setlocal shiftwidth=2 softtabstop=2 expandtab

" Return to last edit position when opening files (from amix's vimrc)
au BufReadPost * if line("'\"") > 1 && line("'\"") <= line("$") | exe "normal! g'\"" | endif

" Remap VIM 0 to first non-blank character
" map 0 ^

" Bash like keys for the command line
cnoremap <C-A>		<Home>
cnoremap <C-E>		<End>
cnoremap <C-K>		<C-U>

cnoremap <C-P> <Up>
cnoremap <C-N> <Down>

try
    set undodir=~/.vim/temp_dirs/undodir
    set undofile
catch
endtry


"""" PLUGINS CONFIGURATION
let g:ack_default_options = " --cc --cpp --shell --python --html --js --vue"

" ALE configuration
let g:ale_set_balloons = 1 " enable tooltips
let g:ale_fixers = {
    \ '*': ['remove_trailing_lines', 'trim_whitespace'],
    \ 'bash': ['shfmt'],
    \ 'json': ['prettier'],
    \ 'cpp': ['clang-format'],
    \ 'css': ['prettier'],
    \ 'html': ['prettier'],
    \ 'markdown': ['prettier'],
    \ 'java': ['eclipselsp'],
    \ 'yaml':  ['prettier'],
    \ 'python':  ['black', 'isort'],
    \ 'go':  ['gofmt', "goimports"],
    \ 'rust': ['rustfmt'],
    \ "javascript": ["prettier", "eslint"],
    \ "vue": ["prettier", "eslint"]
\}
let g:ale_fixers_aliases = {'vue': ['vue', 'javascript']}

let g:ale_python_bandit_options = "-c banditrc"
" let g:ale_python_pylint_options = "--rcfile pylintrc --disable=W0511" " if the rcfile does not exist, pylint will exit without linting
let g:ale_python_pylint_options = "--disable=W0511"
let g:ale_cpp_clang_options = '-std=c++17 -Wall -Wpedantic'
let g:ale_cpp_gcc_options = '-std=c++17 -Wall -Wpedantic'

let g:ale_linters = {
    \ 'bash': ['bashlint', "shellcheck"],
    \ 'dockerfile': ["hadolint"],
    \ 'zsh': ['bashlint', "shellcheck"],
    \ 'python': ['pyls', 'pylint', 'bandit'],
    \ 'go': ['gopls', 'gobuild'],
    \ 'rust': ['analyzer', 'rustc'],
    \ 'yaml': ['yamllint'],
    \ 'javascript': ["yarn lint", "eslint", "vls"]
\}
let g:ale_linter_aliases = {'vue': ['vue', 'javascript']}

let g:ale_set_quickfix=1
let g:ale_set_loclist=0
let g:ale_open_list = 0
let g:ale_keep_list_window_open = 1

let g:ale_lint_on_save = 1
" let g:ale_lint_on_enter = 0 " uncomment if you do not want to lint files on open
let g:ale_lint_on_insert_leave = 1
" let g:ale_lint_on_text_changed = 1
let g:ale_lint_delay = 2500 " lint 2.5 seconds after text has changed
let g:ale_fix_on_save = 1
let g:ale_completion_enabled = 1
" let g:ale_completion_autoimport = 1

let g:ale_sign_priority = 99
let g:ale_sign_error = "xx"
let g:ale_sign_warning = ">>"
let g:ale_sign_info =  "--"
"let g:ale_sign_style_error =
"let g:ale_sign_style_warning =

packadd termdebug "useless shit

" Fix some gitgutter stuff
let g:gitgutter_enabled = 1
let g:gitgutter_sign_allow_clobber = 0 " do not allow gitgutter to overwrite signs
let g:gitgutter_sign_priority = 50
" let g:gitgutter_set_sign_backgrounds = 1
" let g:gitgutter_override_sign_column_highlight = 0

" highlight clear GitGutterAdd GitGutterChange GitGutterModified GitGutterDelete SignColumn
highlight SignColumn ctermbg=none

highlight GitGutterAdd ctermbg=none ctermfg=2
highlight GitGutterChange ctermbg=none ctermfg=3
highlight GitGutterDelete ctermbg=none ctermfg=1
highlight GitGutterChangeDelete ctermbg=none ctermfg=1

let g:gitgutter_sign_added              = '+'
let g:gitgutter_sign_modified           = '~'
let g:gitgutter_sign_modified_removed   = 'x'

" Improve vimdiff colors (deprecated, this was useful for the twilight256 colorscheme)
" highlight DiffAdd    cterm=bold ctermfg=10 ctermbg=17 gui=none guifg=bg guibg=Red
" highlight DiffDelete cterm=bold ctermfg=10 ctermbg=17 gui=none guifg=bg guibg=Red
" highlight DiffChange cterm=bold ctermfg=10 ctermbg=17 gui=none guifg=bg guibg=Red
" highlight DiffText   cterm=bold ctermfg=10 ctermbg=88 gui=none guifg=bg guibg=Red

" Lightline config from amix's vimrc " TODO: this could be improved
let g:lightline = {
      \ 'colorscheme': 'wombat',
      \ 'active': {
      \   'left': [ ['mode', 'paste'],
      \             ['fugitive', 'readonly', 'filename', 'modified'] ],
      \   'right': [ [ 'lineinfo' ], ['percent'] ]
      \ },
      \ 'component': {
      \   'readonly': '%{&filetype=="help"?"":&readonly?"¿":""}',
      \   'modified': '%{&filetype=="help"?"":&modified?"+":&modifiable?"":"-"}',
      \   'fugitive': '%{exists("*FugitiveHead")?FugitiveHead():""}'
      \ },
      \ 'component_visible_condition': {
      \   'readonly': '(&filetype!="help"&& &readonly)',
      \   'modified': '(&filetype!="help"&&(&modified||!&modifiable))',
      \   'fugitive': '(exists("*FugitiveHead") && ""!=FugitiveHead())'
      \ },
      \ 'separator': { 'left': ' ', 'right': ' ' },
      \ 'subseparator': { 'left': ' ', 'right': ' ' }
      \ }

let g:lightline.component_expand = {
      \  'linter_checking': 'lightline#ale#checking',
      \  'linter_infos': 'lightline#ale#infos',
      \  'linter_warnings': 'lightline#ale#warnings',
      \  'linter_errors': 'lightline#ale#errors',
      \  'linter_ok': 'lightline#ale#ok',
      \ }

" These are the default mappings for vim-multi-cursor
let g:multi_cursor_start_word_key      = '<C-n>'
let g:multi_cursor_select_all_word_key = '<A-n>'
let g:multi_cursor_start_key           = 'g<C-n>'
let g:multi_cursor_select_all_key      = 'g<A-n>'
let g:multi_cursor_next_key            = '<C-n>'
let g:multi_cursor_prev_key            = '<C-p>'
let g:multi_cursor_skip_key            = '<C-x>'
let g:multi_cursor_quit_key            = '<Esc>'

" indent-guides, toggle with <leader>ig
let g:indent_guides_enable_on_vim_startup = 0
let g:indent_guides_exclude_filetypes = ['help', 'terminal', 'nerdtree']
let g:indent_guides_start_level = 2
let g:indent_guides_guide_size = 1


"""" Leader shortcuts
let mapleader = ","
" also use space as leader
nmap <Space> <leader>

nmap <leader>w :w!<CR>
command! W execute 'w !sudo tee % > /dev/null' <bar> edit!
" nmap <leader>W :w!<CR>

"Reload vimrc on config change
map <leader>e :e! ~/.vimrc<CR>
map <leader>` :ALELint<CR>
" FIXME: This results in some weird conflict with lightline
autocmd! bufwritepost ~/.vimrc source ~/.vimrc

" Quickly open a markdown buffer for scribble
map <leader>x :e ~/buffer.md<CR>
" Toggle paste mode on and off
nmap <leader>pp :setlocal paste!<CR>

" open quickfix
nmap <leader>cc :botright cope<CR>
" close quickfix (also see <leader>C below)
nmap <leader>cx :hide<CR>
nmap <leader>co ggVGy:tabnew<CR>:set syntax=qf<CR>pgg
" next cope error
map <leader>cn :cn<CR>
" previous cope error
map <leader>cp :cp<CR>

map <silent> <leader><CR> :noh<CR> "disable highlighting for current word
map <leader>ss :setlocal spell!<CR>

nnoremap <leader>mk :bel copen<bar>silent (cargo run) !<bar>redraw!<CR>
nnoremap <leader>wz :call WinZoomToggle()<CR>

nmap \ :Explore<CR>
nnoremap <leader>C :close<CR>
nnoremap <leader>B :Bclose<CR>
nnoremap <leader>k :Ack<Space>

"" Fugitive
nnoremap <leader>/ :Git<CR>
nnoremap <leader>g :Git<CR>
nnoremap <leader>gd :Git diff<CR>
nnoremap <leader>gp :Git push<CR>
nnoremap <leader>M :Git commit<CR>
nnoremap <leader>gpf :Git push --force-with-lease<CR>

"" Gitutter
nnoremap <leader>u :GitGutterBufferToggle<CR>
nnoremap <leader>L :GitGutterLineHighlightsToggle<CR>
nmap <leader>hn <Plug>(GitGutterNextHunk)
nmap <leader>hp <Plug>(GitGutterPrevHunk)

"" Ale
nmap <silent> <C-k> <Plug>(ale_previous_wrap)
nmap <silent> <C-j> <Plug>(ale_next_wrap)
nmap <leader>sv :ALEGoToDefinition -vsplit<CR>
nmap <leader>sh :ALEGoToDefinition -split<CR>
nmap <leader>st :ALEGoToDefinition -tab<CR>
nmap <leader>A :ALEGoToDefinition<CR>
nmap <leader>n :ALEFindReferences<CR>
nmap <leader>h :ALEHover<CR>
nmap <leader>r :ALERename<CR>

" call ack when pressing gv in visual
vnoremap <silent> gv :call VisualSelection('gv', '')<CR>

map <leader>nn :NERDTreeToggle<CR>
map <leader>o :BufExplorer<CR>

"" CtrlP
" Quickly find and open a recently opened file
" let g:ctrlp_map = '<C-f>'
map <C-b> :CtrlPBuffer<CR>
map <leader>j :CtrlP<CR>
map <leader>b :CtrlPBuffer<CR>
map <leader>f :CtrlPMRUFiles<CR>
map <leader>t :CtrlPTag<CR>


let s:uname=''
let s:uname = system('uname | tr -d "\n"') " Get platform name (stripping the trailing newline)
if s:uname == "Darwin"
	"" Mac specific stuff
elseif s:uname == "linux"
	"" Linux specific stuff
	" Wayland clipboard fix https://github.com/vim/vim/issues/5157
	xnoremap "+y :call system("wl-copy", @")<CR>
	nnoremap "+p :let @"=substitute(system("wl-paste --no-newline"), '<C-v><C-m>', '', 'g')<cr>p
	xnoremap "*y :call system("wl-copy --primary", @")<CR>
	nnoremap "*p :let @"=substitute(system("wl-paste --no-newline --primary"), '<C-v><C-m>', '', 'g')<cr>p
else
	"" Unkown platform
endif

" Add shortcuts to yank/paste to unnamed/unnamedplus clipboards
noremap <Leader>y "*y
noremap <Leader>p "*p
noremap <Leader>Y "+y
noremap <Leader>P "+p


let g:ctrlp_custom_ignore = {
  \ 'dir': '\v(target|build|dist|.venv)$',
  \ 'file': '\v\.(exe|so|dll)$',
  \ 'link': 'some_bad_symbolic_links',
  \ }
let g:ctrlp_user_command = ['.git', 'cd %s && git ls-files -co --exclude-standard']

" A friggin python breakpoint. Invoke with @b "FIXME: make this decent
let @b = 'A
breakpoint()€ýajkj0'


""" Helper Functions
function! WinZoomToggle() abort
    if ! exists('w:WinZoomIsZoomed')
        let w:WinZoomIsZoomed = 0
    endif
    if w:WinZoomIsZoomed == 0
        let w:WinZoomOldWidth = winwidth(0)
        let w:WinZoomOldHeight = winheight(0)
        wincmd _
        wincmd |
        let w:WinZoomIsZoomed = 1
    elseif w:WinZoomIsZoomed == 1
        execute "resize " . w:WinZoomOldHeight
        execute "vertical resize " . w:WinZoomOldWidth
        let w:WinZoomIsZoomed = 0
    endif
endfunction


" Highlight all instances of word under cursor, when idle.
" Type z/ to toggle highlighting on/off.
nnoremap z/ :if AutoHighlightToggle()<Bar>set hls<Bar>endif<CR>
function! AutoHighlightToggle()
   let @/ = ''
   if exists('#auto_highlight')
     au! auto_highlight
     augroup! auto_highlight
     setl updatetime=4000
     echo 'Highlight current word: off'
     return 0
  else
    augroup auto_highlight
    au!
    au CursorHold * let @/ = '\V\<'.escape(expand('<cword>'), '\').'\>'
    augroup end
    setl updatetime=500
    echo 'Highlight current word: ON'
  return 1
 endif
endfunction

" Don't close window, when deleting a buffer
command! Bclose call <SID>BufcloseCloseIt()
function! <SID>BufcloseCloseIt()
    let l:currentBufNum = bufnr("%")
    let l:alternateBufNum = bufnr("#")

    if buflisted(l:alternateBufNum)
        buffer #
    else
        bnext
    endif

    if bufnr("%") == l:currentBufNum
        new
    endif

    if buflisted(l:currentBufNum)
        execute("bdelete! ".l:currentBufNum)
    endif
endfunction

function! CmdLine(str)
    call feedkeys(":" . a:str)
endfunction

function! VisualSelection(direction, extra_filter) range
    let l:saved_reg = @"
    execute "normal! vgvy"

    let l:pattern = escape(@", "\\/.*'$^~[]")
    let l:pattern = substitute(l:pattern, "\n$", "", "")

    if a:direction == 'gv'
        call CmdLine("Ack '" . l:pattern . "' " )
    elseif a:direction == 'replace'
        call CmdLine("%s" . '/'. l:pattern . '/')
    endif

    let @/ = l:pattern
    let @" = l:saved_reg
endfunction

function! GitStatus()
  let [a,m,r] = GitGutterGetHunkSummary()
  return printf('+%d ~%d -%d', a, m, r)
endfunction