init.vim

"============================= Plugins ========================================"
call plug#begin('~/.local/share/nvim/plugged')

"---------- elm (has to come before polyglot plugin or stuff blows up) ----------"
Plug 'elmcast/elm-vim'

"---------- autocomplete ----------"
"Plug 'ncm2/ncm2'
"Plug 'roxma/nvim-yarp'
"Plug 'roxma/vim-hug-neovim-rpc'
"Plug 'roxma/nvim-yarp', { 'do': 'pip install -r requirements.txt' }
"Plug 'ncm2/ncm2-bufword'
"Plug 'ncm2/ncm2-cssomni'
"Plug 'ncm2/ncm2-tern', {'do': 'npm install'}
"Plug 'ncm2/nvim-typescript', {'do': './install.sh'}
"Plug 'Valloric/YouCompleteMe'
"Plug 'Valloric/YouCompleteMe', { 'dir': '~/.local/share/nvim/plugged/YouCompleteMe', 'do': './install --clang-completer --tern-completer --racer-completer'}
Plug 'neovim/nvim-lspconfig'
Plug 'hrsh7th/cmp-nvim-lsp'
Plug 'hrsh7th/cmp-buffer'
Plug 'hrsh7th/cmp-path'
Plug 'hrsh7th/cmp-cmdline'
Plug 'hrsh7th/nvim-cmp'
" For vsnip users.
Plug 'hrsh7th/cmp-vsnip'
Plug 'hrsh7th/vim-vsnip'

"---------- syntax checker and linter ----------"
"Plug 'scrooloose/syntastic'
"Plug 'folke/trouble.nvim'
Plug 'mfussenegger/nvim-lint'
Plug 'dense-analysis/ale'

"---------- language pack for syntax highlighting ----------"
Plug 'sheerun/vim-polyglot'

"---------- formatting ----------"
Plug 'prettier/vim-prettier', { 'do': 'yarn install' }
Plug 'junegunn/vim-easy-align'

"---------- navigation and files ----------"
Plug 'scrooloose/nerdtree'
Plug 'junegunn/fzf', { 'dir': '~/.fzf', 'do': './install --all' }
Plug 'junegunn/fzf.vim'

"---------- git ----------"
Plug 'airblade/vim-gitgutter'
Plug 'tpope/vim-fugitive'

"---------- language server protocol (required by ncm2 and other tools that follow LSP in the future) ----------"
"Plug 'autozimu/LanguageClient-neovim', {'branch': 'next', 'do': 'bash install.sh'}

"---------- utility ----------"
Plug 'vim-airline/vim-airline'
Plug 'tpope/vim-surround'
Plug 'scrooloose/nerdcommenter'
Plug 'unblevable/quick-scope'

"---------- terminal theme ----------"
Plug 'joshdick/onedark.vim'

"---------- miscellaneous ----------"
Plug 'rust-lang/rust.vim'
"Plug 'reasonml-editor/vim-reason-plus'

call plug#end()


"============================= General ========================================"
filetype plugin indent on
syntax on
set expandtab
set number
"set nohlsearch
set shiftwidth=2
set tabstop=2
set cursorline
set showmatch
set ignorecase
set smartcase

"set foldmethod=indent
"set foldnestmax=3
"set nofoldenable
"set foldlevel=0
"set foldopen-=block

"set relativenumber
"set softtabstop=2

let mapleader = "\<Space>"

"Remap i to h because we are using i as up now
noremap h i

"Remap 
"i=> up 
"j=>left 
"k=>down 
"l=>right
noremap j h
noremap k j
noremap i k

"Remap ctrl+<direction> moves windows
nnoremap <C-k> :wincmd<Space>j<Enter>
nnoremap <C-j> :wincmd<Space>h<Enter> 
nnoremap <C-i> :wincmd<Space>k<Enter>
nnoremap <C-l> :wincmd<Space>l<Enter>

"Remap 
"shift+k=>down 1 paragraph   
"shift+i=>up 1 pargraph    
"shift+j=>back 1 word    
""shift+l=>forward 1 word
noremap <S-k> }
noremap <S-i> {
noremap <S-j> b
noremap <S-l> w

"Remap 
"Leader k=>jump down one page
"Leader i=>jump up one page
"Leader j=>jump to first character on line
"Leader l=>jump to last character on line
noremap <Leader>j ^
noremap <Leader>l g_
noremap <Leader>i <PageUp>
noremap <Leader>k <PageDown>

"Vertical split window and focus it
"nnoremap <C-c> :vs<Enter><C-w><Right>

"Close all buffers
"nnoremap <C-n> :%bd<Enter>
"nnoremap !<C-n> :%bd!<Enter>

"NERDTree
nnoremap <C-n> :NERDTreeToggle<Enter>
nnoremap <Leader><C-n> :NERDTreeFind<Enter>

"Close buffer
nnoremap <expr> <C-d> ( winnr("$") == 2 ? ':bp<bar>sp<bar>bn<bar>bd<Enter>' : ':bd<Enter>')
nnoremap <expr> !<C-d> ( winnr("$") == 2 ? ':bp!<bar>sp!<bar>bn!<bar>bd!<Enter>' : ':bd!<Enter>')

"Quit file
nnoremap <C-q> :q<Enter>
nnoremap !<C-q> :q!<Enter>

"Open terminal tab and focus it
"nnoremap <C-t> :vs<Enter><C-w><Right>:term<Enter>

"Switch buffers
"nnoremap !<Tab> :buffer!<Space>
"nnoremap <Tab> :buffer<Space>

"Use tab to cycle through autocomplete items
"inoremap <expr> <Tab> pumvisible() ? '<C-n>' : '<Tab>'
"inoremap <expr> <S-Tab> pumvisible() ? '<C-p>' : '<S-Tab>'

"Save file
nnoremap <C-s> :w<Enter>
inoremap <C-s> <Esc>:w<Enter>

"nnoremap <C-a> :call LanguageClient_textDocument_formatting()<Enter>
"inoremap <C-a> <Esc>:call LanguageClient_textDocument_formatting()<Enter>

"nnoremap <expr> <C-s> ( expand('%:e') == 're' ? ':call LanguageClient_textDocument_formatting()<Enter>:sleep 500m<Enter>:w<Enter>'   : ':w<Enter>' )
"inoremap <expr> <C-s> ( expand('%:e') == 're' ? '<Esc>:call LanguageClient_textDocument_formatting()<Enter>:sleep 500m<Enter>:w<Enter>'   : '<Esc>:w<Enter>' )

"Searching project
nnoremap <C-p> :Files<Enter>
nnoremap <C-f> :Find<Space>

"Remove highlighting
nnoremap <C-h> :noh<Enter>

"Open all buffers
"nnoremap <C-b> :bufdo!vs<Enter>:q<Enter>:source ~/.config/nvim/init. vim<Enter>

"Have all buffers do something
"nnoremap b<C-f> :bufdo!<Space>

"Reload vim config
nnoremap <C-\> :source ~/.config/nvim/init.vim<Enter>

"Easy align
xmap ga <Plug>(EasyAlign)
nmap ga <Plug>(EasyAlign)

"inoremap <C-i> <C-o>k
"inoremap <C-j> <C-o>h
"inoremap <C-k> <C-o>j
"inoremap <C-l> <C-o>l


"============================= quickscope ========================================"
let g:qs_highlight_on_keys = ['f', 'F', 't', 'T']


"============================= onedark ========================================"
set termguicolors
colorscheme onedark
"let g:onedark_terminal_italics=1


"============================= syntastic ========================================"
"let g:syntastic_always_populate_loc_list = 1
"let g:syntastic_auto_loc_list = 1
"let g:syntastic_elm_checkers = ["elm_make"]
"let g:syntastic_python_pyflakes_exe = 'python3 -m pyflakes'
"let g:syntastic_python_checkers = ["pyflakes"]
"let g:syntastic_javascript_checkers = ['eslint']
"let g:syntastic_typescript_checkers = ['eslint']
"let g:syntastic_javascript_eslint_args = ['--fix']
"let g:syntastic_typescript_checkers = ['tsuquyomi']
"let g:elm_syntastic_show_warnings = 1
"let g:syntastic_css_checkers = ["stylelint"]
"let g:syntastic_css_stylelint_exec = 'css-standard'
"let g:tsuquyomi_disable_quickfix = 1


"============================= trouble ========================================"
"let g:trouble_auto_open = 1

"============================= nvim-lint ========================================"
"require('lint').linters_by_ft = {
  "typescript = {'eslint'}
"}
"autocmd BufWritePost * lua require('lint').try_lint()

"============================= polyglot ========================================"
"let g:polyglot_disabled = ['elm']


"============================= elm-vim ========================================"
let g:elm_detailed_complete = 1
let g:elm_format_autosave = 1


"============================= YouCompleteMe ========================================"
"let g:ycm_semantic_triggers = {
     "\ 'elm' : ['.'],
     "\}


"============================= nerdtree ========================================"
"autocmd vimenter * NERDTreeFind
"autocmd bufenter * if &modifiable | NERDTreeFind | wincmd p | endif
"autocmd vimenter * wincmd l
autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTree") && b:NERDTree.isTabTree()) | q | endif
let g:NERDTreeMinimalUI = 1
let NERDTreeMapOpenSplit = 'h'


"============================= airline ========================================"
let g:airline#extensions#tabline#enabled = 1


"============================= fzf.vim ========================================"
" --column: Show column number
" --line-number: Show line number
" --no-heading: Do not show file headings in results
" --fixed-strings: Search term as a literal string
" --ignore-case: Case insensitive search
" --no-ignore: Do not respect .gitignore, etc...
" --hidden: Search hidden files and folders
" --follow: Follow symlinks
" --glob: Additional conditions for search (in this case ignore everything in the .git/ folder)
" --color: Search color options
command! -bang -nargs=* Find call fzf#vim#grep('rg --column --line-number --no-heading --fixed-strings --ignore-case --hidden --follow --glob "!.git/*" --color "always" '.shellescape(<q-args>), 1, <bang>0)


"============================= vim-reason-plus ========================================"
"Reason ML
"let g:LanguageClient_serverCommands = {
    "\ 'reason': ['ocaml-language-server', '--stdio'],
    "\ 'ocaml': ['ocaml-language-server', '--stdio'],
    "\ }


"============================= ncm2 ========================================"
"autocmd BufEnter * call ncm2#enable_for_buffer()
"set completeopt=noinsert,menuone,noselect


"============================= vim-gitgutter ========================================"
autocmd BufWritePost * GitGutter
"set updatetime=100


"============================= rust.vim ========================================"
let g:rustfmt_autosave = 1


"============================= vim-prettier ========================================"
let g:prettier#autoformat = 0
"autocmd BufWritePre *.js,*.jsx,*.mjs,*.ts,*.tsx,*.css,*.less,*.scss,*.json,*.md,*.vue,*.yaml,*.html Prettier
autocmd BufWritePre *.js,*.jsx,*.mjs,*.ts,*.tsx,*.css,*.less,*.scss,*.json,*.graphql,*.md,*.vue,*.yaml,*.html Prettier





lua <<EOF
  -- Linters
  -- require('lint').linters_by_ft = {
  --  typescript = {'eslint'}
  --}

  --vim.api.nvim_create_autocmd({ "BufWritePost" }, {
  --  callback = function()
  --    require("lint").try_lint()
  --  end,
  --})


  -- Disable semantic highlighting messing with my colors
  -- https://www.reddit.com/r/neovim/comments/12gvms4/this_is_why_your_higlights_look_different_in_90/
  for _, group in ipairs(vim.fn.getcompletion("@lsp", "highlight")) do
    vim.api.nvim_set_hl(0, group, {})
  end



  -- Set up nvim-cmp.
  local cmp = require'cmp'

  cmp.setup({
    snippet = {
      -- REQUIRED - you must specify a snippet engine
      expand = function(args)
        vim.fn["vsnip#anonymous"](args.body) -- For `vsnip` users.
        -- require('luasnip').lsp_expand(args.body) -- For `luasnip` users.
        -- require('snippy').expand_snippet(args.body) -- For `snippy` users.
        -- vim.fn["UltiSnips#Anon"](args.body) -- For `ultisnips` users.
      end,
    },
    window = {
      -- completion = cmp.config.window.bordered(),
      -- documentation = cmp.config.window.bordered(),
    },
    mapping = {
      -- ... Your other mappings ...
      ["<Tab>"] = cmp.mapping(function(fallback)
        if cmp.visible() then
          cmp.select_next_item()
        elseif vim.fn["vsnip#available"](1) == 1 then
          feedkey("<Plug>(vsnip-expand-or-jump)", "")
        --elseif has_words_before() then
          --cmp.complete()
        else
          fallback() -- The fallback function sends a already mapped key. In this case, it's probably `<Tab>`.
        end
      end, { "i", "s" }),

      ["<S-Tab>"] = cmp.mapping(function()
        if cmp.visible() then
          cmp.select_prev_item()
        elseif vim.fn["vsnip#jumpable"](-1) == 1 then
          feedkey("<Plug>(vsnip-jump-prev)", "")
        end
      end, { "i", "s" }),
      -- ... Your other mappings ...
    },
    -- mapping = cmp.mapping.preset.insert({
    --   ['<S-Tab>'] = cmp.mapping.scroll_docs(-1),
    --   ['<Tab>'] = cmp.mapping.scroll_docs(1),
    --   ['<C-Space>'] = cmp.mapping.complete(),
    --   ['<C-a>'] = cmp.mapping.abort(),
    --   ['<CR>'] = cmp.mapping.confirm({ select = true }), -- Accept currently selected item. Set `select` to `false` to only confirm explicitly selected items.
    -- }),
    sources = cmp.config.sources({
      { name = 'nvim_lsp' },
      { name = 'vsnip' }, -- For vsnip users.
      -- { name = 'luasnip' }, -- For luasnip users.
      -- { name = 'ultisnips' }, -- For ultisnips users.
      -- { name = 'snippy' }, -- For snippy users.
    }, {
      { name = 'buffer' },
    })
  })

  -- Set configuration for specific filetype.
  cmp.setup.filetype('gitcommit', {
    sources = cmp.config.sources({
      { name = 'git' }, -- You can specify the `git` source if [you were installed it](https://github.com/petertriho/cmp-git).
    }, {
      { name = 'buffer' },
    })
  })

  -- Use buffer source for `/` and `?` (if you enabled `native_menu`, this won't work anymore).
  cmp.setup.cmdline({ '/', '?' }, {
    mapping = cmp.mapping.preset.cmdline(),
    sources = {
      { name = 'buffer' }
    }
  })

  -- Use cmdline & path source for ':' (if you enabled `native_menu`, this won't work anymore).
  cmp.setup.cmdline(':', {
    mapping = cmp.mapping.preset.cmdline(),
    sources = cmp.config.sources({
      { name = 'path' }
    }, {
      { name = 'cmdline' }
    })
  })

  -- Set up lspconfig.
  local capabilities = require('cmp_nvim_lsp').default_capabilities()
  -- Replace <YOUR_LSP_SERVER> with each lsp server you've enabled.
  require('lspconfig')['tsserver'].setup {
    capabilities = capabilities
  }

EOF