Update mappings and install CoC

init.vim

@@ -26,6 +26,11 @@ Plug 'godlygeek/tabular' " Easy alligning of code based on match, :Tab/| will li
 Plug 'plasticboy/vim-markdown' " All markdown features (some are disabled by polyglot)
 Plug 'sheerun/vim-polyglot' " Dynamically loads syntax hilighting from multiple packages
 Plug 'ms-jpq/chadtree', { 'branch': 'chad', 'do': 'python3 -m chadtree deps' } " A file tree
+Plug 'wakatime/vim-wakatime'
+Plug 'neoclide/coc.nvim', { 'branch': 'release' } " Autocompletion
+Plug 'github/copilot.vim' " Copilot
+Plug 'easymotion/vim-easymotion' " Advanced navigation
+Plug 'antoinemadec/coc-fzf' " Open CocList results in fzf
 
 "Plug 'phpactor/phpactor', { 'do': 'composer install', 'for': 'php' }
 "Plug 'ncm2/ncm2'
@@ -63,7 +68,9 @@ set undofile "Store the undo history
 "set spell "Enable spell checking
 set autowriteall "Save the file when switching buffers
 set colorcolumn=80,120
-"}}}
+set updatetime=300 " Recommended by COC
+set signcolumn=yes " Also recommended by COC
+" }}}
 
 " Visuals ---- {{{
 if isdirectory(system('echo -n "${XDG_CACHE_HOME:-$HOME/.cache}/wal"'))
@@ -88,27 +95,28 @@ hi LineNr guibg=bg
 hi vertsplit guifg=bg guibg=bg
 " }}}
 
-" Split Management --- {{{
+" Navigation --- {{{
 set splitbelow
 set splitright
 
-"We'll set simpler mappings to switch between splits
+"Increase/Decrease window size
-"Decrease window size (replaces some weird netrw stuff)
+nnoremap <M-q> <C-W><
-nnoremap <C-S-H> <C-W>-
+nnoremap <M-w> <C-W>>
-"Increase window size (Redraws the screen, use :redraw instead)
+nnoremap <M-S-q> <C-W>+
-nnoremap <C-S-L> <C-W>+
+nnoremap <M-S-w> <C-W>-
-nnoremap <C-H> <C-W><C-H>
+"Move around splits
-nnoremap <C-L> <C-W><C-L>
+nnoremap <M-h> <C-W><C-H>
-nnoremap <C-S-J> <C-W><C-J>
+nnoremap <M-l> <C-W><C-L>
-nnoremap <C-S-K> <C-W><C-K>
+nnoremap <M-j> <C-W><C-J>
-"Decrease window size (Backspace clone)
+nnoremap <M-k> <C-W><C-K>
-inoremap <C-S-H> <C-W>-
+"Go to next tab
-"Increase window size (Replaces leaving `insertmode`, don't use `insertmode`)
+nnoremap <M-S-l> :tabnext<CR>
-inoremap <C-S-L> <C-W>+
+nnoremap <M-S-h> :tabprev<CR>
-inoremap <C-H> <Esc><C-W><C-H>i
+nnoremap <M-f> :vertical resize<CR>:resize<CR>
-inoremap <C-L> <Esc><C-W><C-L>i
+nnoremap <M-g> <C-W>=
-inoremap <C-J> <Esc><C-W><C-J>i
+nnoremap <M-s> :vsplit<CR>
-inoremap <C-K> <Esc><C-W><C-K>i
+nnoremap <M-v> :split<CR>
+nnoremap <M-w> :q<CR>
 " }}}
 
 " Search --- {{{
@@ -128,9 +136,9 @@ nnoremap <Leader>es :source $MYVIMRC<CR>
 
 "Changing unused ctrl bindings
 "Turn on git blame 
-nnoremap <C-A> <CMD>Git blame<CR>
+nnoremap <C-S-A> <CMD>Git blame<CR>
 "List all tags in the current buffer (replaced pageup, use CTRL-u instead)
-nnoremap <C-B> <CMD>BTags<CR>
+nnoremap <C-Q> <CMD>CocFzfList outline<CR>
 "List all tags in directory
 "nnoremap <C-S-B> <CMD>Tags<CR>
 "List all the recently opened files (replaced scroll one line up, use "k")
@@ -152,7 +160,7 @@ nnoremap <C-P> <CMD>GFiles<CR>
 "Search all files in directory
 nnoremap <C-S-P> <CMD>Files<CR>
 "Toggle file draw
-nnoremap <C-Q> <CMD>CHADopen<CR>
+nnoremap <C-S-Q> <CMD>CHADopen<CR>
 "Search all snippets (uses ultisnips)
 nnoremap <C-S> <CMD>Snippets<CR>
 "Search git history (replaced scroll one line up, use "k")
@@ -161,11 +169,11 @@ nnoremap <C-Y> <CMD>Commits<CR>
 nnoremap <C-S-Y> <CMD>BCommits<CR>
 
 "Turn on git blame 
-inoremap <C-S-A> <CMD>GBlame<CR>
+inoremap <C-S-A> <CMD>Git blame<CR>
 "List all tags in the current buffer
-inoremap <C-B> <CMD>BTags<CR>
+inoremap <C-Q> <CMD>BTags<CR>
 "List all tags in directory
-inoremap <C-S-B> <CMD>Tags<CR>
+inoremap <C-S-Q> <CMD>Tags<CR>
 "List all the recently opened files (replaced inserting characters from below)
 inoremap <C-E> <CMD>History<CR>
 "Search within the current buffer
@@ -187,7 +195,7 @@ inoremap <C-P> <CMD>GFiles<CR>
 "Search all files in directory
 inoremap <C-S-P> <CMD>Files<CR>
 "Toggle file draw (replaces CTRL-v clone)
-nnoremap <C-Q> <CMD>CHADopen<CR>
+inoremap <C-S-Q> <CMD>CHADopen<CR>
 "Search all snippets (uses ultisnips)
 inoremap <C-S> <CMD>Snippets<CR>
 "Search git history (replaced inserting characters from above)
@@ -244,6 +252,155 @@ command! X execute 'silent! x !doas /usr/bin/tee % >/dev/null' <BAR> edit!
 
 " Plugins --- {{{
 
+" COC --- {{{
+" Use tab for trigger completion with characters ahead and navigate
+" NOTE: There's always complete item selected by default, you may want to enable
+" no select by `"suggest.noselect": true` in your configuration file
+" NOTE: Use command ':verbose imap <tab>' to make sure tab is not mapped by
+" other plugin before putting this into your config
+inoremap <silent><expr> <TAB>
+    \ coc#pum#visible() ? coc#pum#next(1) :
+    \ CheckBackspace() ? "\<Tab>" :
+    \ coc#refresh()
+inoremap <expr><S-TAB> coc#pum#visible() ? coc#pum#prev(1) : "\<C-h>"
+
+" Make <CR> to accept selected completion item or notify coc.nvim to format
+" <C-g>u breaks current undo, please make your own choice
+inoremap <silent><expr> <CR> coc#pum#visible() ? coc#pum#confirm()
+                              \: "\<C-g>u\<CR>\<c-r>=coc#on_enter()\<CR>"
+
+function! CheckBackspace() abort
+    let col = col('.') - 1
+    return !col || getline('.')[col - 1]  =~# '\s'
+endfunction
+
+if has('nvim')
+    inoremap <silent><expr> <c-space> coc#refresh()
+else
+    inoremap <silent><expr> <c-@> coc#refresh()
+endif
+
+" Use `[g` and `]g` to navigate diagnostics
+" Use `:CocDiagnostics` to get all diagnostics of current buffer in location list
+nmap <silent> [g <Plug>(coc-diagnostic-prev)
+nmap <silent> ]g <Plug>(coc-diagnostic-next)
+
+" GoTo code navigation
+nmap <silent> gd <Plug>(coc-definition)
+nmap <silent> gy <Plug>(coc-type-definition)
+nmap <silent> gi <Plug>(coc-implementation)
+nmap <silent> gr <Plug>(coc-references)
+
+" Use K to show documentation in preview window
+nnoremap <silent> K :call ShowDocumentation()<CR>
+
+function! ShowDocumentation()
+  if CocAction('hasProvider', 'hover')
+    call CocActionAsync('doHover')
+  else
+    call feedkeys('K', 'in')
+  endif
+endfunction
+
+" Highlight the symbol and its references when holding the cursor
+autocmd CursorHold * silent call CocActionAsync('highlight')
+
+" Symbol renaming
+nmap <leader>rn <Plug>(coc-rename)
+
+" Formatting selected code
+xmap <leader>f  <Plug>(coc-format-selected)
+nmap <leader>f  <Plug>(coc-format-selected)
+
+augroup mygroup
+  autocmd!
+  " Setup formatexpr specified filetype(s)
+  autocmd FileType typescript,json setl formatexpr=CocAction('formatSelected')
+  " Update signature help on jump placeholder
+  autocmd User CocJumpPlaceholder call CocActionAsync('showSignatureHelp')
+augroup end
+
+" Applying code actions to the selected code block
+" Example: `<leader>aap` for current paragraph
+xmap <leader>a  <Plug>(coc-codeaction-selected)
+nmap <leader>a  <Plug>(coc-codeaction-selected)
+
+" Remap keys for applying code actions at the cursor position
+nmap <leader>ac  <Plug>(coc-codeaction-cursor)
+" Remap keys for apply code actions affect whole buffer
+nmap <leader>as  <Plug>(coc-codeaction-source)
+" Apply the most preferred quickfix action to fix diagnostic on the current line
+nmap <leader>qf  <Plug>(coc-fix-current)
+
+" Remap keys for applying refactor code actions
+nmap <silent> <leader>re <Plug>(coc-codeaction-refactor)
+xmap <silent> <leader>r  <Plug>(coc-codeaction-refactor-selected)
+nmap <silent> <leader>r  <Plug>(coc-codeaction-refactor-selected)
+
+" Run the Code Lens action on the current line
+nmap <leader>cl  <Plug>(coc-codelens-action)
+
+" Map function and class text objects
+" NOTE: Requires 'textDocument.documentSymbol' support from the language server
+xmap if <Plug>(coc-funcobj-i)
+omap if <Plug>(coc-funcobj-i)
+xmap af <Plug>(coc-funcobj-a)
+omap af <Plug>(coc-funcobj-a)
+xmap ic <Plug>(coc-classobj-i)
+omap ic <Plug>(coc-classobj-i)
+xmap ac <Plug>(coc-classobj-a)
+omap ac <Plug>(coc-classobj-a)
+
+" Remap <C-f> and <C-b> to scroll float windows/popups
+" if has('nvim-0.4.0') || has('patch-8.2.0750')
+"   nnoremap <silent><nowait><expr> <C-f> coc#float#has_scroll() ? coc#float#scroll(1) : "\<C-f>"
+"   nnoremap <silent><nowait><expr> <C-b> coc#float#has_scroll() ? coc#float#scroll(0) : "\<C-b>"
+"   inoremap <silent><nowait><expr> <C-f> coc#float#has_scroll() ? "\<c-r>=coc#float#scroll(1)\<cr>" : "\<Right>"
+"   inoremap <silent><nowait><expr> <C-b> coc#float#has_scroll() ? "\<c-r>=coc#float#scroll(0)\<cr>" : "\<Left>"
+"   vnoremap <silent><nowait><expr> <C-f> coc#float#has_scroll() ? coc#float#scroll(1) : "\<C-f>"
+"   vnoremap <silent><nowait><expr> <C-b> coc#float#has_scroll() ? coc#float#scroll(0) : "\<C-b>"
+" endif
+
+" Use CTRL-S for selections ranges
+" Requires 'textDocument/selectionRange' support of language server
+nmap <silent> <C-s> <Plug>(coc-range-select)
+xmap <silent> <C-s> <Plug>(coc-range-select)
+
+" Add `:Format` command to format current buffer
+command! -nargs=0 Format :call CocActionAsync('format')
+
+" Add `:Fold` command to fold current buffer
+command! -nargs=? Fold :call     CocAction('fold', <f-args>)
+
+" Add `:OR` command for organize imports of the current buffer
+command! -nargs=0 OR   :call     CocActionAsync('runCommand', 'editor.action.organizeImport')
+
+" Add (Neo)Vim's native statusline support
+" NOTE: Please see `:h coc-status` for integrations with external plugins that
+" provide custom statusline: lightline.vim, vim-airline
+set statusline^=%{coc#status()}%{get(b:,'coc_current_function','')}
+
+" Mappings for CoCList
+" Show all diagnostics
+nnoremap <silent><nowait> <space>a  :<C-u>CocList diagnostics<cr>
+" Manage extensions
+nnoremap <silent><nowait> <space>e  :<C-u>CocList extensions<cr>
+" Show commands
+nnoremap <silent><nowait> <space>c  :<C-u>CocList commands<cr>
+" Find symbol of current document
+nnoremap <silent><nowait> <space>o  :<C-u>CocList outline<cr>
+" Search workspace symbols
+nnoremap <silent><nowait> <space>s  :<C-u>CocList -I symbols<cr>
+" Do default action for next item
+nnoremap <silent><nowait> <space>j  :<C-u>CocNext<CR>
+" Do default action for previous item
+nnoremap <silent><nowait> <space>k  :<C-u>CocPrev<CR>
+" Resume latest coc list
+nnoremap <silent><nowait> <space>p  :<C-u>CocListResume<CR>
+
+" }}}
+
+" Emmet --- {{{
 " Toggle emmet completion using <Tab> with <Leader>em
 let g:emmet_completion = 0
 function ToggleEmmet()
@@ -260,13 +417,19 @@ function ToggleEmmet()
     endif
 endfunction
 nnoremap <Leader>em :call ToggleEmmet()<CR>
+" }}}
 
+" Markdown --- {{{
 " Conceal markdown text
 set conceallevel=3
+" }}}
 
-let g:AutoPairsFlyMode = 1
+" AutoPairs --- {{{
+let g:AutoPairsFlyMode = 0
 let g:AutoPairsShortcutBackInsert = '<M-b>' " Use <M-B> to insert the closing parentheses if it jumped ahead by mistake
+" }}}
 
+" CHADTree --- {{{
 let g:chadtree_settings = {
     \ 'theme': {
         \ 'icon_glyph_set': 'devicons',
@@ -292,7 +455,9 @@ let g:chadtree_settings = {
         \ }
     \ }
 \ }
+" }}}
 
+" Commentary --- {{{
 " function s:set_commentary_format()
 "   echo "running command"
 "   if &filetype =~ 'vue\|html\|svelte'
@@ -310,6 +475,23 @@ let g:chadtree_settings = {
 " nnoremap gcc :call <SID>set_commentary_format()<CR><Plug>Commentary
 " nnoremap cgc :call <SID>set_commentary_format()<CR><Plug>Commentary
 " nnoremap cgu :call <SID>set_commentary_format()<CR><Plug>Commentary<Plug>Commentary
+" }}}
+
+" Easymotion --- {{{
+let g:EasyMotion_do_mapping = 0 " Disable default mappings
+
+map <Leader> <Plug>(easymotion-prefix)
+" Jump to anywhere you want with minimal keystrokes, with just one key binding.
+" `s{char}{label}
+nmap s <Plug>(easymotion-overwin-f)
+
+" Turn on case-insensitive feature
+let g:EasyMotion_smartcase = 1
+
+" JK motions: Line motions
+map <Leader>j <Plug>(easymotion-j)
+map <Leader>k <Plug>(easymotion-k)
+" }}}
 
 " }}}