dotfiles/.vimrc

" Personal vimrc
" (originally from https://dougblack.io/words/a-good-vimrc.html)
" TODO: add license

" Base {{{
" Fundamental settings
set modelines=1 " Enables the use of modelines to tweak things on a single document scale (see last line for an example
set nocompatible " Don't try to be compatible with vi
set path+=**
" }}}
" Tabs and spaces {{{
"Set the size and type of space made by a TAB stroke
set tabstop=4   " TABS are read as 4 spaces
set softtabstop=4   " TABS are edited as 4 spaces
set expandtab   " TABS are (actually) spaces
"}}}
" Various UI config {{{
" Various tweakings of the UI
set number      " Show line number
set cursorline  " Highlights the current line
set wildmenu    " Visual menu for autocompletion
set lazyredraw  " Do not redraw screen too often (to make macros quicker)
set showmatch   " Shows matching pairs of [] () etc.
" }}}
" Shortcuts {{{
" Various shortcuts
" Use inkscape-figures (https://github.com/gillescastel/inkscape-figures)
inoremap <C-f> <Esc>: silent exec '.!inkscape-figures create "'.getline('.').'" "'.b:vimtex.root.'/figures/"'<CR><CR>:w<CR>
nnoremap <C-f> : silent exec '!inkscape-figures edit "'.b:vimtex.root.'/figures/" > /dev/null 2>&1 &'<CR><CR>:redraw!<CR>
" Various shortcuts called by the <leader> char
let mapleader=","   " the <leader> char is , (\ by default)
let maplocalleader=","
nnoremap <leader>t :tabnew<CR>
" Split screen and move between splits with fewer strokes
" Split screen vertically and move to the left split
nnoremap <leader>h :vertical split 
" Same but move to the right Split
nnoremap <leader>l :vertical split<CR><C-w><C-l>
" Split screen horizontally and move to the top / bottom split
nnoremap <leader>j :split<CR><C-w><C-j>
nnoremap <leader>k :split<CR>
" Move through splits with less keystrokes
nnoremap <C-h> <C-w><C-h>
nnoremap <C-l> <C-w><C-l>
nnoremap <C-j> <C-w><C-j>
nnoremap <C-k> <C-w><C-k>
" }}}
" Spelling and autocompletion {{{
" Get and correct spelling mistakes
setlocal spell
set spelllang=fr,en_gb
inoremap <C-l> <c-g>u<Esc>[s1z=`]a<c-g>u

set complete+=kspell " Add dictionary to completion
set completeopt=menuone,longest " the way completion are displayed: the longest match first, even displayed if there is only one match
set shortmess+=c " Remove the completion info in the bottom left
" Navigate the autocompletion menu with arrows
inoremap <expr> <Down> pumvisible() ? "<C-n>" :"<Down>" 
inoremap <expr> <Up> pumvisible() ? "<C-p>" :"<Up>"
inoremap <expr> <Right> pumvisible() ? "<C-y>" : "<Right>"
inoremap <expr> <CR> pumvisible() ? "<C-y>" : "<CR>"
inoremap <expr> <Left> pumvisible() ? "<C-e>" : "<Left>"

" }}}
" Searching {{{
" How search results are displayed
set incsearch   " search as typing
set hlsearch    " highlight matches
" Shortcut to turn off search highlights (typing :nohlsearch being cumbersome)
nnoremap <leader>k :nohlsearch<CR>
" }}}
" Code folding {{{
" Fold some nested blocks to help your brain
set foldenable  " Turn folding on
set foldlevelstart=10   " Only fold blocks nested more than 10 times
set foldnestmax=10  " Do not fld within folds more than 10 times
set foldmethod=indent   " Base folding on the indentation
" Use space to unfold a block
nnoremap <space> za
" }}}
" Autogroups {{{
" Set some file specific rules
filetype plugin on " Run ftplugin now to be able to ovewrite..
augroup configgroup
    autocmd!
    autocmd VimEnter * highlight clear SignColumn
    autocmd Filetype conf setlocal foldmethod=marker  " I like to fold my rc files 
    autocmd Filetype conf setlocal foldlevel=0
    autocmd Filetype twig setlocal filetype=htmldjango
    """ livetex files : basic tex with autowrite to have real-time compilation
    autocmd TextChanged,TextChangedI *.livetex silent write
    autocmd BufNewFile,BufRead *.livetex setlocal filetype=tex
augroup END
" }}}
" Plugins {{{
" Plugin specific settings, using vim-plug https://github.com/junegunn/vim-plug
" Check whether vim-plug is installed and possibly install it
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 $MYVIMRC
endif
" Call  vim-plug to look for plugins
call plug#begin('~/.vim/bundles')
" Declare the plugins to use

" A wonderful LaTeX plugin
Plug 'lervag/vimtex'
let g:tex_flavor='latex' 
let g:vimtex_view_method='zathura'  " Use zathura to view the compiled document
let g:vimtex_quickfix_mode=0
set conceallevel=1
let g:tex_conceal='abdmg'   " Conceal LaTeX forumlae code to display it in a nice readable way when it is not on the edited line
let g:vimtex_indent_enabled=0   " Disable auto-indentation

" become a snippet master
Plug 'SirVer/ultisnips'
let g:UltiSnipsExpandTrigger='<tab>'    " Expand snippets with a TAB
let g:UltiSnipsJumpForwardTrigger='<tab>'   " Use TAB to navigate the different zones of your snippet
let g:UltiSnipsJumpBackwardTrigger='<s-tab>'  " Use SUPER+TAB to naviguate backwards
let g:UltiSnipsSnippetDirectories=['ultisnips', 'UltiSnips']

" Pop completion menu automatically
Plug 'vim-scripts/AutoComplPop'

" palenight theme
Plug 'drewtempelmeyer/palenight.vim'

" Lightline, a nice bottom status line
Plug 'itchyny/lightline.vim'
set laststatus=2
set noshowmode
let g:lightline = {
    \ 'colorscheme' : 'one',
    \ }

" fzf
Plug 'junegunn/fzf', { 'do': { -> fzf#install() } }
Plug 'junegunn/fzf.vim'
inoremap <leader>o <Esc>:Files<CR>
nnoremap <leader>o :Files<CR>
inoremap <leader>b <Esc>:Buffers<CR>
nnoremap <leader>b :Buffers<CR>
inoremap <leader>m <Esc>:call fzf#run(fzf#wrap({'source' : 'khard email --parsable', 'sink' : ':r !firstcolumn'}))<CR>

" notmuch-vim
Plug 'felipec/notmuch-vim'

" Declare plugins to vim
call plug#end()

" filetype plugin indent off
" autoindent on

" }}}
" Colors {{{
" To install a new color scheme simply download the colorscheme.vim file in
" your ~/.vim/clors and add the relevant line under here.

" Enabling 'true colors'
if (has("nvim"))
    " For Neovim 0.1.3 and 0.1.4 < https://github.com/neovim/neovim/pull/2198 >
    let $NVIM_TUI_ENABLE_TRUE_COLOR=1
endif
" For Neovim > 0.1.5 and Vim > patch 7.4.1799 < https://github.com/vim/vim/commit/61be73bb0f965a895bfb064ea3e55476ac175162 >
" Based on Vim patch 7.4.1770 (`guicolors` option) < https://github.com/vim/vim/commit/8a633e3427b47286869aa4b96f2bfc1fe65b25cd >
" < https://github.com/neovim/neovim/wiki/Following-HEAD#201605 >
if (has("termguicolors"))
    set termguicolors
endif

colorscheme palenight " Installed with vum-plug, but see https://github.com/drewtempelmeyer/palenight.vim
set t_Co=256

syntax enable   " If you want syntax coloring...
" }}}
" vim: foldmethod=marker:foldlevel=0