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path: root/.local/bin/search
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#!/bin/sh

help() { echo "search - search tool for unix users

USAGE:
	search [OPTION]... <QUERY>

OPTIONS:
	-h  show this help message"; }

err() { printf 'search: %s\n' "$@" >&2; exit 1; }
while getopts 'h' o; do case "$o" in
	h) help >&2; exit ;;
	*) err "invalid option -- '$OPTARG'" ;;
esac done
shift $((OPTIND - 1))

if [ "$PREVIEWFLAG" = 0 ]; then
	[ -z "$INDEX" ] && export INDEX="$(echo "$*" | cut -d: -f1)"
	[ -z "$LINE" ] && export LINE="$(echo "$*" | cut -d: -f2-)"

	case "$INDEX" in
		wiki) "${FILE_HANDLER:-preview}" "/usr/share/doc/$LINE" ;;
		docs) "${FILE_HANDLER:-preview}" "$HOME/.local/share/Zeal/Zeal/docsets/$LINE" ;;
		media) "${FILE_HANDLER:-preview}" "/run/media/$USER/Storage/Media/$LINE" ;;
		library) "${FILE_HANDLER:-preview}" "/run/media/$USER/Storage/Library/$LINE" ;;
		tldr) tldr --color=always "$LINE" ;;
		word) sdcv-dict "$LINE" ;;
		man)
			page="${LINE%%)*}"; name="${page%%[ (]*}"; section="${page#*(}"
			if [ "$name" != "$section" ]; then
				man "$section" "$name"
			else
				man "$name"
			fi
		;;
		pacman) pacman --color=always -Si "${LINE%% *}" ;;
	esac
	exit
fi

if [ "$OPENFLAG" = 0 ]; then
	export INDEX="$(echo "$*" | cut -d: -f1)"
	export LINE="$(echo "$*" | cut -d: -f2-)"
	export FILE_HANDLER="open"

	case "$INDEX" in
		wiki|docs|web-docs|media|library|man) PREVIEWFLAG=0 search ;;
		*) PREVIEWFLAG=0 search | less -r ;;
	esac
	exit
fi

[ "$#" -lt 1 ] && help >&2 && exit 1
FZF_HIST="$HOME/.local/share/fzf/search_history"

cd "${SEARCHDB:-$HOME/.cache/search}" || exit
mkdir -pv ~/.local/share/fzf
grep -Rsi --color=always "$@" | fzf --ansi \
	--history="$FZF_HIST" \
	--preview="PREVIEWFLAG=0 search {}" \
	--bind 'enter:execute(echo {} >> $FZF_HIST; OPENFLAG=0 search {})'