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function! linkvim#ui#echo(input, ...) abort
if empty(a:input) | return | endif
let l:opts = extend(#{indent: 0}, a:0 > 0 ? a:1 : {})
if type(a:input) == v:t_string
call s:echo_string(a:input, l:opts)
elseif type(a:input) == v:t_list
call s:echo_formatted(a:input, l:opts)
elseif type(a:input) == v:t_dict
call s:echo_dict(a:input, l:opts)
else
call linkvim#log#warn('Argument not supported: ' . type(a:input))
endif
endfunction
function! linkvim#ui#confirm(prompt) abort
return linkvim#ui#{g:linkvim_ui_method.confirm}#confirm(a:prompt)
endfunction
function! linkvim#ui#input(options) abort
let l:options = extend(#{
\ prompt: '> ',
\ text: '',
\ info: '',
\}, a:options)
return linkvim#ui#{g:linkvim_ui_method.input}#input(l:options)
endfunction
function! linkvim#ui#select(container, ...) abort
let l:options = extend(
\ {
\ 'prompt': 'Please choose item:',
\ 'return': 'value',
\ 'force_choice': v:false,
\ 'auto_select': v:true,
\ },
\ a:0 > 0 ? a:1 : {})
let l:list = type(a:container) == v:t_dict
\ ? values(a:container)
\ : a:container
let [l:index, l:value] = empty(l:list)
\ ? [-1, '']
\ : (len(l:list) == 1 && l:options.auto_select
\ ? [0, l:list[0]]
\ : linkvim#ui#{g:linkvim_ui_method.select}#select(l:options, l:list))
if l:options.return ==# 'value'
return l:value
endif
if type(a:container) == v:t_dict
return l:index >= 0 ? keys(a:container)[l:index] : ''
endif
return l:index
endfunction
function! linkvim#ui#get_number(max, digits, force_choice, do_echo) abort
let l:choice = ''
if a:do_echo
echo '> '
endif
while len(l:choice) < a:digits
if len(l:choice) > 0 && (l:choice . '0') > a:max
return l:choice - 1
endif
let l:input = nr2char(getchar())
if !a:force_choice && index(["\<C-c>", "\<Esc>", 'x'], l:input) >= 0
if a:do_echo
echon 'aborted!'
endif
return -2
endif
if len(l:choice) > 0 && l:input ==# "\<cr>"
return l:choice - 1
endif
if l:input !~# '\d' | continue | endif
if (l:choice . l:input) > 0
let l:choice .= l:input
if a:do_echo
echon l:input
endif
endif
endwhile
return l:choice - 1
endfunction
function! s:echo_string(msg, opts) abort
let l:msg = repeat(' ', a:opts.indent) . a:msg
echo l:msg
endfunction
function! s:echo_formatted(parts, opts) abort
echo repeat(' ', a:opts.indent)
try
for l:part in a:parts
if type(l:part) == v:t_string
echohl None
echon l:part
else
execute 'echohl' l:part[0]
echon l:part[1]
endif
unlet l:part
endfor
finally
echohl None
endtry
endfunction
function! s:echo_dict(dict, opts) abort
for [l:key, l:val] in items(a:dict)
call s:echo_formatted([['Label', l:key . ': '], l:val], a:opts)
endfor
endfunction
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