" Show line numbers, enable syntax highlighting and indentation
set number
syntax on

" Makes sure no unsafe commands can be run in files not owned by me
set secure

" Use true colors
set termguicolors

" Set colorscheme
colorscheme solarized8_dark_high

" Set space/tab behaviour for filetypes
autocmd FileType haskell setlocal shiftwidth=4 tabstop=4 softtabstop=4 expandtab
autocmd FileType cpp setlocal shiftwidth=4 tabstop=4 softtabstop=4 expandtab

" Set .h files to be detected as C by default
autocmd BufNewFile,BufRead *.h set filetype=c

" Scroll when 5 lines near the top and bottom
set scrolloff=5

" Better splits navigation
nnoremap <C-J> <C-W><C-J>
nnoremap <C-K> <C-W><C-K>
nnoremap <C-L> <C-W><C-L>
nnoremap <C-H> <C-W><C-H>
set splitbelow
set splitright

" Ctags configuration
set tags=./tags,tags;$HOME

" Load plugins
call plug#begin("~/.local/share/nvim/plugged")

" Default to LaTeX
let g:tex_flavor = "latex"

" Vim-airline options
Plug 'vim-airline/vim-airline'
Plug 'vim-airline/vim-airline-themes'
let g:airline_theme='solarized'
let g:airline_solarized_bg='dark'
let g:airline_highlighting_cache = 1

" ALE options
Plug 'w0rp/ale'
let c_base_opts = '-std=gnu11 -Wall -Wextra -Iinclude'
let g:ale_sign_column_always = 1
let g:ale_set_highlights = 0
let g:ale_lint_on_enter = 0
let g:ale_completion_enabled = 1
let g:ale_rust_rls_toolchain = 'stable'
let g:ale_c_gcc_options = c_base_opts
let g:ale_pattern_options = {
\  '.*byteos/.*\.[ch]$': {
\    'ale_c_gcc_options': c_base_opts . ' -ffreestanding -Iinclude/kernel',
\    'ale_c_gcc_executable': 'x86_64-elf-gcc',
\    'ale_linters': {
\   'c': ['gcc']
\    },
\  },
\}
let g:ale_linters = {
\ 'python': [],
\ 'javascript': [],
\ 'json': [],
\ 'asm': [],
\ 'c': ['gcc'],
\ 'rust': ['rls'],
\}

" Allow cycling through autocomplete options with tab
inoremap <silent><expr> <Tab> pumvisible() ? "\<C-n>" : "\<TAB>"

" GLSL syntax support
Plug 'tikhomirov/vim-glsl'

" NERDTree options
Plug 'scrooloose/nerdtree'
let NERDTreeWinSize = 20
let NERDTreeIgnore = ['\.o$', '\.d$', '\.orig$', '^node_modules$', '^tags$', '^target$']
autocmd StdinReadPre * let s:std_in = 1
autocmd VimEnter * if argc() == 1 && isdirectory(argv()[0]) && !exists("s:std_in") | exe 'NERDTree' argv()[0] | wincmd p | ene | endif

" Haskell-vim options
Plug 'neovimhaskell/haskell-vim'
let g:haskell_indent_before_where = -2
let g:haskell_indent_after_bare_where = 2

" Vim-opencl options
Plug 'petRUShka/vim-opencl'

call plug#end()