" vim: et sw=2 sts=2

scriptencoding utf-8

" Function: #list_active_buffers {{{1
function! sy#debug#list_active_buffers() abort
  for b in range(1, bufnr('$'))
    if !buflisted(b) || empty(getbufvar(b, 'sy'))
      continue
    endif

    let sy   = copy(getbufvar(b, 'sy'))
    let path = remove(sy, 'path')

    echo "\n". path ."\n". repeat('=', strlen(path))

    for k in ['active', 'buffer', 'type', 'stats', 'id_top']
      if k == 'stats'
        echo printf("%10s  =  %d added, %d changed, %d removed\n",
              \ k,
              \ sy.stats[0],
              \ sy.stats[1],
              \ sy.stats[2])
      else
        echo printf("%10s  =  %s\n", k, sy[k])
      endif
    endfor

    if empty(sy.hunks)
      echo printf("%10s  =  %s\n", 'hunks', '[]')
    else
      for i in range(len(sy.hunks))
        if i == 0
          echo printf("%10s  =  start: %d, end: %d, IDs: %s\n",
                \ 'hunks',
                \ sy.hunks[i].start,
                \ sy.hunks[i].end,
                \ string(sy.hunks[i].ids))
        else
          echo printf("%20s: %d, %s: %d, %s: %s\n",
                \ 'start', sy.hunks[i].start,
                \ 'end',   sy.hunks[i].end,
                \ 'IDs',   string(sy.hunks[i].ids))
        endif
      endfor
    endif
  endfor
endfunction

" Function: #verbose_diff_cmd {{{1
function! sy#debug#verbose_diff_cmd() abort
  if exists('b:sy') && b:sy.type != 'unknown'
    let output = sy#repo#get_diff_{b:sy.type}()[1]
    echohl Statement
    echo 'Command: '. b:sy_info.cmd
    echohl NONE
    if empty(output)
      echo 'Output: []'
    else
      echo 'Output:'
      for line in split(output, '\n')
        if line[0] == '+'
          echohl DiffAdd
        elseif line[0] == '-'
          echohl DiffDelete
        else
          echohl NONE
        endif
        echo line
        echohl NONE
      endfor
    endif
  else
    echo 'signify: I cannot detect any changes!'
  endif
endfunction