#!/bin/sh

# File preview handler for lf.

set -C -f
# IFS="$(printf '%b_' '\n')"; IFS="${IFS%_}"

# image() {
# 	if [ -n "$DISPLAY" ] && [ -z "$WAYLAND_DISPLAY" ] && command -V ueberzug >/dev/null 2>&1; then
# 		printf '{"action": "add", "identifier": "PREVIEW", "x": "%s", "y": "%s", "width": "%s", "height": "%s", "scaler": "contain", "path": "%s"}\n' "$4" "$5" "$(($2-1))" "$(($3-1))" "$1" > "$FIFO_UEBERZUG"
# 	else
# 		mediainfo "$1"
# 	fi
# }

# ifub() {
# 	[ -n "$DISPLAY" ] && [ -z "$WAYLAND_DISPLAY" ] && command -V ueberzug >/dev/null 2>&1
# }

# Note that the cache file name is a function of file information, meaning if
# an image appears in multiple places across the machine, it will not have to
# be regenerated once seen.

case "$(file --dereference --brief --mime-type -- "$1")" in
	image/*) mediainfo "$1" || exit 1 ;;
	text/html) lynx -width="$4" -display_charset=utf-8 -dump "$1"  ;;
	text/troff) man ./ "$1" | col -b ;;
	text/* | */xml | application/json) bat --plain --terminal-width "$4" -f "$1" ;;
	application/zip) atool --list -- "$1" ;;
	application/x-xz) atool --list -- "$1" ;;
	application/gzip) atool --list -- "$1" ;;
	audio/* | application/octet-stream) mediainfo "$1" || exit 1 ;;
	video/* ) mediainfo "$1" || exit 1 ;;
	*/pdf) pdftotext "$1" - || exit 1 ;;
	*opendocument*) odt2txt "$1" || exit 1;;
	application/vnd.openxmlformats-officedocument.wordprocessingml.document) docx2txt "$1" ;;
	application/pgp-encrypted) gpg -d -- "$1" ;;
esac
exit 1