vim-combo/plugin/vim-combo.vim

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" COMBO Counter
let g:combo_counter = 0 " The actual combo variable
let g:best_combo = readfile('/home/$USER/.vim/.combo') " ~ is not expanded ???
let g:best_combo = g:best_combo[0] " Reading from file returns a list, but an int is needed
let g:last_combo = reltime() " Set current time as last combo time
let g:airline_section_b = 'ᛥ %{g:combo_counter} [%{g:best_combo}]' " I use airline vim and inserted the combo meter in it
function! UpdateCombo()
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if reltimefloat(reltime(g:last_combo)) > 0.5 " Timeout is 0.5 seconds
if g:combo_counter > g:best_combo " Before resetting combo counter, check if new high score
call writefile([g:combo_counter], "/home/$USER/.vim/.combo") " Sorry no idea how to solve this yes
let g:best_combo = g:combo_counter
endif
let g:combo_counter = 1
else
let g:combo_counter +=1
endif
let g:last_combo = reltime()
endfunction
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autocmd CursorMovedI * call UpdateCombo() " Every time the cursor moves, cwall combo function
" NOT NECESSARY! Only enable if you find yourself cheating!
" inoremap <Left> <C-o>:let g:combo_counter=0<CR><Left>
" inoremap <Right> <C-o>:let g:combo_counter=0<CR><Right>
" inoremap <Up> <C-o>:let g:combo_counter=0<CR><Up>
" inoremap <Down> <C-o>:let g:combo_counter=0<CR><Down>