"{{{ Plugs
call plug#begin('~/.local/share/nvim/plugged')

" latex " had to move vimtex to top to avoid a difficult error
Plug 'lervag/vimtex'

" completion, 'lsp' and coding {{{ "

" completion framework
Plug 'Shougo/deoplete.nvim', { 'do': ':UpdateRemotePlugins' }
Plug 'lionawurscht/deoplete-biblatex'
Plug 'deoplete-plugins/deoplete-jedi'
" rust code completion & navigation
Plug 'racer-rust/vim-racer'
" syntax checking
Plug 'dense-analysis/ale'
" manages tag files
Plug 'ludovicchabant/vim-gutentags'
" language packs
Plug 'sheerun/vim-polyglot'
" run tests (todo: write tests)
Plug 'janko/vim-test'
" type in file send to repl
Plug 'jpalardy/vim-slime'

" }}} completion, 'lsp' and such "

" ledger
Plug 'ledger/vim-ledger'

" snippets to expand
Plug 'SirVer/ultisnips' | Plug 'honza/vim-snippets'
" autopair plugin
Plug 'tmsvg/pear-tree'

" heresy {{{ "

" Fuzzy finder with post-update hook
Plug 'junegunn/fzf', { 'dir': '~/.fzf', 'do': './install --all' }
Plug 'junegunn/fzf.vim'
" tree explorer, i don't use this as much but don't like netrw either
Plug 'scrooloose/nerdtree'
" displays tags ordered by scope
Plug 'majutsushi/tagbar'
" status/tabline
Plug 'vim-airline/vim-airline'
Plug 'vim-airline/vim-airline-themes'

" }}} heresy "

" colour theme of $CURRENT_YEAR
Plug 'bluz71/vim-moonfly-colors'

" prose, note taking {{{ "

" Personal wiki
Plug 'vimwiki/vimwiki'
" centers the writing
Plug 'junegunn/goyo.vim'
" highlights the current paragraph
Plug 'junegunn/limelight.vim'

" }}} prose, note taking "

" movement, editing {{{ "

" text alignment \w :Tab
Plug 'godlygeek/tabular'
" move selections up and down with alt+[j,k]
Plug 'matze/vim-move'
" surround text objects; sa, sr and sd
Plug 'machakann/vim-sandwich'
" provide additional text objects
Plug 'wellle/targets.vim'
" indentation level text object, ia, ii
Plug 'michaeljsmith/vim-indent-object'
" visual feedback for substitute holy shit this is amazing
Plug 'markonm/traces.vim'
" see the contents of registers on "/<CTRL-R>
Plug 'junegunn/vim-peekaboo'
" use <leader>k to highlight multiple words
Plug 'lfv89/vim-interestingwords'
" swap delimited items using g>, g<
Plug 'machakann/vim-swap'
" jump to location by 2 characters, `
Plug 'justinmk/vim-sneak'

" }}} movement, editing "

" reopen files at your last edit position
Plug 'farmergreg/vim-lastplace'
" git diff in the sign column
Plug 'airblade/vim-gitgutter'
" Conflict merger, learn how to use this
Plug 'christoomey/vim-conflicted'

" vim-easyclip suite {{{ "

" splits delete into cut and delete
Plug 'svermeulen/vim-cutlass'
" change text with yank
Plug 'svermeulen/vim-subversive'
" yank history
Plug 'svermeulen/vim-yoink'

" }}} vim-easyclip suite "

" tpope {{{ "

" enable repeating supported plugin maps with '.'
Plug 'tpope/vim-repeat'
" pairs of handy bracket mappings
Plug 'tpope/vim-unimpaired'
" git wrapper
Plug 'tpope/vim-fugitive'
" increment dates, times & more
Plug 'tpope/vim-speeddating'
" search, substitute and abbreviate
Plug 'tpope/vim-abolish'
" provides ga, show unicode stuff of char under cursor
Plug 'tpope/vim-characterize'
" comment helper
Plug 'tpope/vim-commentary'
" asynchronous build and test dispatcher
Plug 'tpope/vim-dispatch'

" }}} tpope "

" fancy start screen
Plug 'mhinz/vim-startify'
Plug 'ryanoasis/vim-devicons' " asks to be placed last, sure
call plug#end()            " required

"}}}

"{{{Auto Commands
" Remove any trailing whitespace that is in the file
autocmd BufRead,BufWrite * if ! &bin | silent! %s/\s\+$//ge | endif

" Close vim if the only window left open is NERDTree
autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTree") && b:NERDTree.isTabTree()) | q | endif

" Resize all windows proportionally when the terminal is resized
" let terminal resize scale the internal windows
autocmd VimResized * :wincmd =

" Set spell for prose
autocmd FileType markdown,tex setlocal spell

autocmd FileType rust let b:dispatch = 'cargo run'

" TODO: this will get supported on nvim 0.5.0
" augroup highlight_yank
"     autocmd!
"     autocmd TextYankPost * silent! lua require'vim.highlight'.on_yank("IncSearch", 1000)
" augroup END

"}}}

" Functions {{{

function! CreateNote()
    py3 import uuid
    exe "e! " . fnameescape("~/Nextcloud/personal_wiki/box/" . py3eval('str(uuid.uuid4())[:6]') . ".wiki")
    let l:text="= up =\n\n= down =\n\n= keywords =\n\n"
    put  =l:text
    norm gg
endfunction

function! CreatePaper(citekey)
    exe "e! " . fnameescape("~/Nextcloud/personal_wiki/papers/" . a:citekey . ".wiki")

    let l:timestap="%date " . strftime("%F")
    let l:text="= Came From =\n\n= Takeaways =\n\n= Might Go To =\n\n"

    put! =l:timestap
    put  =l:text
endfunction

function! CreateReference(citekey)
    exe "e! " . fnameescape("~/Nextcloud/personal_wiki/reference/" . a:citekey . ".wiki")

    let l:timestap="%date " . strftime("%F")
    let l:text="= Literature Notes =\n\n= Citation =\n\n"

    put! =l:timestap
    put  =l:text
endfunction

" }}} Function "

"{{{Misc Settings

" fix the Target STRING not available
let g:clipboard = {
      \   'name': 'xsel_override',
      \   'copy': {
      \      '+': 'xsel --input --clipboard',
      \      '*': 'xsel --input --primary',
      \    },
      \   'paste': {
      \      '+': 'xsel --output --clipboard',
      \      '*': 'xsel --output --primary',
      \   },
      \   'cache_enabled': 1,
      \ }

" Use deoplete.
let g:deoplete#enable_at_startup = 1

" interact with system clipboard
set clipboard+=unnamedplus

" required for yoink/cutlass/subversive interaction
let g:yoinkIncludeDeleteOperations = 1

" Tab stuff
set autoindent
set expandtab " Use appropriate number of spaces to insert a <Tab>
set shiftwidth=4
set softtabstop=4
set tabstop=8

" Use english for spellchecking, but don't spellcheck by default
set spell spelllang=en_gb
set nospell

" Cool tab completion stuff
set wildmode=list:longest,full
set wildignore=*.o,*.obj,*.class,*.aux,*.lof,*.log,*.lot,*.fls,*.toc,*.fmt,*.fot,*.cb,*.cb2,.*.lb,.dvi,*.xdv,*.bbl,*.bcf,*.blg,*-blx.aux,*-blx.bib,*.run.xml,*.fdb_latexmk,*.synctex,*.synctex(busy),*.synctex.gz,*.synctex.gz(busy),*.pdfsync
let g:NERDTreeRespectWildIgnore = 1
set nojoinspaces

set scrolloff=4 " Keep n lines above/below cursor
set number " line numbers
set foldmethod=marker " folding stuffs
set title " set terminal title
set linebreak " wrap using 'breakat' character
set splitbelow " new split panes will split to below and right
set splitright
set cursorline " highlight the current line
set relativenumber " current line actual number, rest are relative
set noshowmode " we are already using airline, don't clobber linter messages

set showmatch " jump to the matching bracket briefly
set hidden " move freely between buffers

set thesaurus+=~/.local/share/thesaurus.txt

" persistent undo
set undodir=~/.vim/undodir
set undofile

" lower case searches ignore case, upper case searches do not
set ignorecase
set smartcase

" https://stackoverflow.com/a/3445040/
" switch case labels
set cinoptions=l1

" https://www.reddit.com/r/vim/comments/7bj837/favorite_console_tools_to_use_with_vim/
if executable('rg')
    set grepprg=rg\ --vimgrep\ --no-heading\ --smart-case
endif

set diffopt=algorithm:patience

" }}}

"{{{Look and Feel
set termguicolors
colorscheme moonfly
let g:moonflyUndercurls = 0
" }}}

"{{{ Mappings

" call CreatePaper on word below cursor
nnoremap <leader>cp :call CreatePaper(expand('<cword>'))<CR>

" If you like "Y" to work from the cursor to the end of line (which is more
" logical, but not Vi-compatible)
map Y y$

" Open the TagBar Plugin <F3>
nnoremap <silent> <F3> :TagbarToggle<CR>
" Open NERDTree <F4>
nnoremap <silent> <F4> :NERDTreeToggle<CR>
" Fix whole buffer via ALE
nmap <F9> <Plug>(ale_fix)

" these "Ctrl mappings" work well when Caps Lock is mapped to Ctrl
nmap <silent> t<C-n> :TestNearest<CR>
nmap <silent> t<C-f> :TestFile<CR>
nmap <silent> t<C-s> :TestSuite<CR>
nmap <silent> t<C-l> :TestLast<CR>
nmap <silent> t<C-g> :TestVisit<CR>

" New Tab
nnoremap <silent> <C-t> :tabnew<CR>
" Edit vimrc \ev
nnoremap <silent> <Leader>ev :tabnew<CR>:e ~/.config/nvim/init.vim<CR>
" jump to buffer
nnoremap <leader>b :ls<cr>:b<space>

" Up and down are more logical with g..
nnoremap <silent> k gk
nnoremap <silent> j gj
inoremap <silent> <Up> <Esc>gka
inoremap <silent> <Down> <Esc>gja

" quicker window movement
nnoremap <C-j> <C-w>j
nnoremap <C-k> <C-w>k
nnoremap <C-h> <C-w>h
nnoremap <C-l> <C-w>l

" Disable highlight when <leader><cr> is pressed
nnoremap <silent> <Leader><cr> :noh<cr>
" Space used to toggle folds, now it's x (because x is d)
nnoremap <space> "_x

" checkmarks on vimwiki
nmap <Leader>v <Plug>VimwikiToggleListItem
" add/increase header level
nmap <Leader>a <Plug>VimwikiAddHeaderLevel

" sneak using grave, s is for sandwich
nmap ` <Plug>Sneak_s
nmap <leader>` <Plug>Sneak_S
nnoremap ' `

" separate cut and delete
nnoremap x d
xnoremap x d
nnoremap xx dd
nnoremap X D

" use the special yoink paste
nmap p <plug>(YoinkPaste_p)
nmap P <plug>(YoinkPaste_P)

" substitute from yank
nmap <leader>ys <plug>(SubversiveSubstitute)
nmap <leader>yss <plug>(SubversiveSubstituteLine)
nmap <leader>yS <plug>(SubversiveSubstituteToEndOfLine)

" substitute over range
nmap <leader>s <plug>(SubversiveSubstituteRange)
xmap <leader>s <plug>(SubversiveSubstituteRange)
nmap <leader>ss <plug>(SubversiveSubstituteWordRange)

" subvert over range
nmap <leader><Leader>s <plug>(SubversiveSubvertRange)
xmap <leader><leader>s <plug>(SubversiveSubvertRange)
nmap <leader><leader>ss <plug>(SubversiveSubvertWordRange)

" iterate over yank list
nmap <c-n> <plug>(YoinkPostPasteSwapBack)
nmap <c-p> <plug>(YoinkPostPasteSwapForward)

" change into pwd of current directory
nnoremap <leader>cd :cd %:p:h<CR>:pwd<CR>
inoremap <Leader>fn <C-R>=expand("%:t:r")<CR>
nnoremap <Leader>fn :put! =expand('%:t:r')<CR>
"}}}

"{{{Tagbar
let g:tagbar_autofocus = 1
let g:tagbar_compact = 1
let g:tagbar_sort = 0
let g:tagbar_width = 25
"}}}

"{{{ Airline
let g:airline_powerline_fonts = 1
let g:airline#extensions#tabline#formatter = 'unique_tail'
let g:airline#extensions#tabline#enabled = 1
let g:airline_mode_map = {}
let g:airline_mode_map['ic'] = 'INSERT'

if !exists('g:airline_symbols')
    let g:airline_symbols = {}
endif

let g:airline_left_sep = ''
let g:airline_left_alt_sep = ''
let g:airline_right_sep = ''
let g:airline_right_alt_sep = ''

"}}}

"{{{ NERDTree
let g:NERDTreeWinSize=25
"}}}

"{{{ Ale
let g:ale_sign_error = '✗'
let g:ale_sign_warning = '⚑'
let g:ale_lint_on_text_changed = 'insert'
let g:ale_lint_on_enter = 0
let g:ale_pattern_options = {'\.wiki$': {'ale_enabled': 0}}
"}}}

"{{{ Ledger
let g:ledger_maxwidth = 48
let g:ledger_fillstring = '   ~'
"}}}

"{{{ UltiSnips
set runtimepath+=~/.vim/my-snippets/
let g:UltiSnipsEditSplit = "vertical"
let g:UltiSnipsSnippetsDir = $HOME.'/.vim/my-snippets/UltiSnips'

" ctrl + l expands the snippet, c + j/k navigates placeholders
let g:UltiSnipsExpandTrigger = "<C-l>"
let g:UltiSnipsEnableSnipMate = "1"
"}}}

"{{{ vim-startify
function! StartifyEntryFormat()
    return 'WebDevIconsGetFileTypeSymbol(absolute_path) ." ". entry_path'
endfunction

let entry_format = "'   ['. index .']'. repeat(' ', (3 - strlen(index)))"

if exists('*WebDevIconsGetFileTypeSymbol')  " support for vim-devicons
    let entry_format .= ". WebDevIconsGetFileTypeSymbol(entry_path) .' '.  entry_path"
else
    let entry_format .= '. entry_path'
endif

let g:ascii = [
            \'             |                    ',
            \'\ \  \ / -_) |  _|  _ \  ` \   -_)',
            \' \_/\_/\___|_|\__|\___/_|_|_|\___|',
            \ '',
            \]

let g:startify_custom_header =
            \ 'map(g:ascii + startify#fortune#boxed(), "\"   \".v:val")'

"}}}

"{{{ vimwiki
let g:vimwiki_list = [{'path': '/home/yigit/Nextcloud/personal_wiki',
            \ 'path_html': '/home/yigit/Nextcloud/personal_wiki_html',
            \ 'css_name': 'tufte.css',
            \ 'template_path': '/home/yigit/Nextcloud/personal_wiki/',
            \ 'template_default': 'default_template',
            \ 'template_ext': '.html',
            \ 'auto_export': 1,
            \ 'auto_tags': 1}]
let g:vimwiki_global_ext = 0
"}}}

" {{{ vimtex
let g:vimtex_view_method='zathura'
let g:tex_flavor='latex'
let g:vimtex_quickfix_mode=0
let g:polyglot_disabled=['latex', 'tex', 'ledger']
" }}}

" {{{ Gutentags
let g:gutentags_add_default_project_roots = 0
let g:gutentags_project_root = ['Makefile', '.git']
let g:gutentags_generate_on_new = 1
let g:gutentags_generate_on_missing = 1
let g:gutentags_generate_on_write = 1
let g:gutentags_generate_on_empty_buffer = 0
" }}}

" vim-slime {{{
let g:slime_target = "tmux"
let g:slime_paste_file = "$HOME/.slime_paste"
let g:slime_default_config = {"socket_name": get(split($TMUX, ","), 0), "target_pane": "{last}"}
let g:slime_no_mappings = 1
nmap <c-CR> <Plug>SlimeParagraphSend
" }}} Slime