#!/usr/bin/env zsh
rm -f /tmp/rg-fzf-{r,f} 2>/dev/null
RG_PREFIX="rga  --glob='*.pdf' --glob='*.djvu' --glob='*.djv' --with-filename --color=always --no-heading --smart-case --field-match-separator $'\u00a0'"

FILES_TO_ADD=""
for item in "$@"; do
  if [ -f "$item" ]; then
    FILES_TO_ADD="$FILES_TO_ADD$item"$'\n'
  fi
done

(fd . -e pdf -e djvu -e djv "$@" 2>/dev/null & printf "%s" "$FILES_TO_ADD") | fzf \
  --ansi \
  --delimiter $'\u00a0' \
  --disabled \
  --with-nth 2,1 \
  --prompt="rga> " \
  --color "hl:-1:underline,hl+:-1:underline:reverse" \
  --bind "change:reload:sleep 0.1; $RG_PREFIX {q} $([ $# -gt 0 ] && printf "%q " "$@") || true" \
  --bind 'focus:transform-preview-label:echo $(basename {1})' \
  --bind 'ctrl-p:change-preview-window(right,50%|hidden,50%|down)' \
  --bind 'ctrl-x:execute-silent(setsid kitty -1 nnn {1} &)' \
  --bind 'ctrl-a:execute-silent(setsid kitty -1 yazi {1} &)' \
  --bind 'ctrl-s:execute-silent(setsid thunar {1} &)' \
  --preview-window 'down' \
--bind 'ctrl-y:transform:[[ ! $FZF_PROMPT =~ rga ]] &&
            echo "rebind(change)+change-prompt(rga> )+disable-search+transform-query:echo \{q} > /tmp/rg-fzf-f; cat /tmp/rg-fzf-r" ||
            echo "unbind(change)+change-prompt(fzf> )+enable-search+transform-query:echo \{q} > /tmp/rg-fzf-r; cat /tmp/rg-fzf-f"' \
--bind 'ctrl-o:execute(
            page_info={2}
            pagenumber=${page_info#Page }
            pagenumber=${pagenumber%%: *}
            context=${page_info#*: }
            setsid zathura --page=$pagenumber --find=$context {1} &)' \
--preview '
            printf "\033_Ga=d,q=1\033\\"
            [ -n {2} ] && pagenumber=$(echo {2} | cut -d: -f1 | sed "s/Page\ //") || pagenumber=1
            tmp="/tmp/fzf_preview"
            case {1} in
                *.pdf)
                    pdftoppm -q -f $pagenumber -l $pagenumber -jpeg -jpegopt quality=60 -scale-to-x 800 -scale-to-y -1 -singlefile {1} $tmp \
                      && kitty icat --transfer-mode=memory --stdin=no --place=${FZF_PREVIEW_COLUMNS}x${FZF_PREVIEW_LINES}@0x0 $tmp.jpg
                    ;;
                *.djvu)
                    ddjvu -format=ppm -page=$pagenumber -size=800x-1 -aspect=yes {1} $tmp 2>/dev/null \
                      && kitty icat --transfer-mode=memory --stdin=no --place=${FZF_PREVIEW_COLUMNS}x${FZF_PREVIEW_LINES}@0x0 $tmp
                    ;;
            esac
                ' \
  # --bind "start:reload:$RG_PREFIX {q} || true" \