nvim: init.vim: Switch back to fzf

Since fzf comes installed by default on Manjaro i3 and we
need some fuzzy finder on command line anyways switch to
it. The additional helpers around fzf cannot be ignored.

Signed-off-by: Sanchayan Maity <maitysanchayan@gmail.com>

nvim/init.vim

@@ -11,7 +11,8 @@ Plug 'ervandew/supertab'
 " of words.
 Plug 'easymotion/vim-easymotion'
 " Fuzzy search
-Plug 'Yggdroot/LeaderF', { 'do': './install.sh' }
+Plug 'junegunn/fzf.vim'
+Plug 'jesseleite/vim-agriculture'
 " Remove extraneous whitespace when edit mode is exited
 Plug 'thirtythreeforty/lessspace.vim'
 " Status bar mods
@@ -198,16 +199,25 @@ nnoremap <Leader>pg :PlugUpgrade<CR>
 nnoremap <Leader>pd :PlugUpdate<CR>
 nnoremap <Leader>pc :PlugClean<CR>
 " For Fuzzy
-nnoremap <Leader>vf  :LeaderfFile<CR>
+nnoremap <Leader>vf  :GFiles<CR>
-nnoremap <Leader>vb  :LeaderfBuffer<CR>
+nnoremap <Leader>v?  :GFiles?<CR>
-nnoremap <Leader>vL  :LeaderfLineAll<CR>
+nnoremap <Leader>vF  :Files<CR>
-nnoremap <Leader>vl  :LeaderfLine<CR>
+nnoremap <Leader>vb  :Buffers<CR>
-nnoremap <Leader>vh  :LeaderfHistorySearch<CR>
+nnoremap <Leader>vL  :Lines<CR>
-nnoremap <Leader>vc  :LeaderfHistoryCmd<CR>
+nnoremap <Leader>vl  :BLines<CR>
-nnoremap <Leader>vt  :LeaderfTag<CR>
+nnoremap <Leader>vt  :BTags<CR>
-nnoremap <Leader>vw  :LeaderfTagCword<CR>
+nnoremap <Leader>vT  :Tags<CR>
-nnoremap <Leader>vm  :LeaderfMru<CR>
+nnoremap <Leader>vc  :BCommits<CR>
-nnoremap <Leader>d   :exe ':Leaderf! rg -e ' . expand("<cword>")<CR>
+nnoremap <Leader>vC  :Commits<CR>
+nnoremap <Leader>vch :History:<CR>
+nnoremap <Leader>vsh :History/<CR>
+nnoremap <Leader>vm  :Commands<CR>
+nnoremap <Leader>vo  :Locate<SPACE>
+nnoremap <Leader>vk  :Maps<CR>
+nnoremap <Leader>d   :exe ':Rg ' . expand('<cword>')<CR>
+nnoremap <Leader>/   <Plug>RgRawSearch
+vnoremap <Leader>/   <Plug>RgRawVisualSelection
+nnoremap <Leader>*   <Plug>RgRawWordUnderCursor
 " Quick buffer switching
 nnoremap <Leader>b :ls<CR>:b<Space>
 " Undo tree
@@ -301,6 +311,11 @@ noremap   <Right>  <NOP>
 
 nnoremap <silent> <Leader> :<C-U>WhichKey '<Space>'<CR>
 
+command! -bang -nargs=* GGrep
+  \ call fzf#vim#grep(
+  \   'git grep --line-number '.shellescape(<q-args>), 0,
+  \   fzf#vim#with_preview({'dir': systemlist('git rev-parse --show-toplevel')[0]}), <bang>0)
+
 " --------------------------- Autocmd groups ---------------------------------
 augroup HaskellMaps
     au!
@@ -518,10 +533,6 @@ let g:slime_no_mappings = 1
 let g:slime_python_ipython = 1
 let g:slime_dont_ask_default = 1
 let g:slime_preserve_curpos = 0
-" For LeaderF
-let g:Lf_WindowPosition = 'popup'
-let g:Lf_PreviewInPopup = 1
-let g:Lf_CommandMap = {'<C-K>': ['<Up>'], '<C-J>': ['<Down>']}
 
 let g:nvimgdb_config_override = {
   \ 'key_next': 'n',
@@ -543,6 +554,7 @@ let g:cpp_class_decl_highlight = 1
 let g:cpp_posix_standard = 1
 let g:cpp_concepts_highlight = 1
 
+let g:agriculture#rg_options = '--case-sensitive'
 " ----------------------------- Functions ------------------------------------
 " For CScope and Quickfix
 " https://medium.com/@lakshmankumar12/quickfix-and-location-list-in-vim-ca0292ac894d